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ASP Isotopes (NASDAQ: ASPI) maps Renergen integration, HALEU fuel plans and QLE spin-off

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
10-K

Rhea-AI Filing Summary

ASP Isotopes Inc. files its annual report describing a rapid expansion into advanced isotopes, nuclear fuels, helium and LNG, and construction services. The company began commercial isotope production in Pretoria in 2025 and is targeting initial shipments of enriched C-14, Si-28 and Yb-176 in 2026.

ASP acquired Renergen, gaining South Africa’s only onshore petroleum production right and the Virginia Gas Project, which produces LNG and high‑grade helium. Through subsidiary QLE, it is developing HALEU nuclear fuel and lithium enrichment, backed by a $22.0 million conditional loan and long‑term HALEU supply agreements with TerraPower.

The report details 51% ownership of radiopharmacy PET Labs, the ECNP pharmacy acquisition, early‑stage investments in IsoBio and Opeongo, and a controlling interest in Skyline, adding Hong Kong civil engineering services. ASP plans to separate QLE as a standalone public company via a future listing and equity distribution to existing stockholders.

Positive

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Insights

ASP Isotopes is transforming into a diversified isotope, nuclear fuel, helium, and infrastructure platform.

ASP Isotopes Inc. now combines three main segments: nuclear fuels, specialist isotopes and related services, and construction services via Skyline. The acquisition of Renergen brings LNG and helium production with a long‑duration South African production right valid through 2042, plus exploration upside.

Through Quantum Leap Energy (QLE), the company is pursuing HALEU and lithium enrichment, anchored by a $22.0 million conditional TerraPower loan maturing in 2032 and a 10‑year HALEU supply framework of up to 150 metric tons from 2028 to 2037. These projects depend on regulatory approvals and successful construction of enrichment facilities.

The report also highlights commercial progress in high‑value isotopes (C‑14, Si‑28, Yb‑176) and downstream integration via PET Labs and ECNP, along with early‑stage stakes in IsoBio and Opeongo. A planned QLE listing would structurally separate nuclear fuels from medical isotopes, but timing, market conditions and approvals will determine whether this occurs as described.

Non-affiliate market value $399.8 million Aggregate market value of voting stock held by non-affiliates as of June 30, 2025
Shares outstanding 125,903,447 shares Common stock outstanding as of April 6, 2026
TerraPower loan commitment $22.0 million term loan Multiple-advance loan for South African HALEU enrichment facility, 10% interest, matures May 16, 2032
Renergen share consideration 14,270,000 shares ASP Isotopes common shares issued as Consideration Shares for Renergen acquisition
PET Labs purchase price $2.0 million Total paid for 51% of PET Labs shares by December 2025
East Coast Nuclear Pharmacy price $2.5 million Acquisition consideration including $0.5 million deferred via notes payable to June 30, 2026
IsoBio investment $5.0 million Purchase of 2,000,000 IsoBio Series Seed-1 Preferred shares at $2.50 per share
Opeongo investment $10.0 million Purchase of 4,356,918 Opeongo Series Seed-1 Preferred shares at $2.2952 per share
HALEU financial
"a nuclear fuel component for use in the new generation of high-assay low-enriched uranium (“HALEU”)-fueled small modular reactors"
HALEU (high-assay low-enriched uranium) is uranium fuel enriched to a higher level than traditional reactor fuel but below weapons-grade, roughly like a higher-octane gasoline for nuclear reactors. It matters to investors because this fuel enables newer, smaller and more efficient reactors to run longer or produce more power from less material, so availability, regulation and production costs can affect utilities, reactor developers and mining companies’ prospects.
Quantum Enrichment technology technical
"a QE technology facility, which is our first laser-based enrichment plant"
Virginia Gas Project financial
"the large natural gas reserve base that underpins Renergen’s Virginia Gas Project"
Production Right regulatory
"South Africa’s first and only onshore petroleum production right (the “Production Right”)"
Exploration Rights regulatory
"the South African government also granted us petroleum exploration rights (“Exploration Rights”)"
small modular reactors technical
"high-assay low-enriched uranium (“HALEU”)-fueled small modular reactors that are now under development"
Small modular reactors are compact nuclear power plants built from factory-made modules that are assembled onsite, like snapping together building blocks to add or replace capacity. They matter to investors because they aim to lower upfront costs and shorten construction time versus traditional reactors—potentially providing steady long-term power sales and service revenue—while still carrying regulatory, construction and waste-management risks that can affect returns.
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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-K

ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the year ended December 31, 2025

OR

TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from to

Commission File Number 001-41555

ASP Isotopes Inc.

(Exact name of registrant as specified in its charter)

Delaware

87-2618235

(State or other jurisdiction of incorporation or organization)

(I.R.S. Employer Identification No.)

2200 Ross Avenue

Suite 4575E

 

Dallas, TX

75201

(Address of principal executive offices)

(Zip code)

(214) 432-8219

(Registrant’s telephone number, including area code)

Not Applicable

(Former name, former address and former fiscal year, if changed since last report)

Securities registered pursuant to Section 12(b) of the Act:

Name of exchange

Title of each class

Trading Symbol

on which registered:

Common stock, par value $0.01 per share

ASPI

The Nasdaq Stock Market LLC

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes No

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. Yes No

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes No

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).Yes No

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

Large accelerated filer

Accelerated filer

Non-accelerated Filer

Smaller reporting company

Emerging growth company

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.

Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting under Section 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report.

If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements.

Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’s executive officers during the relevant recovery period pursuant to §240.10D-1(b).

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes No

The aggregate market value of the voting stock held by non-affiliates of the registrant as of June 30, 2025 was approximately $399.8 million.

There were 125,903,447 shares of the registrant’s common stock, $0.01 par value, outstanding as of April 6, 2026.

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s definitive proxy statement for its 2026 Annual Meeting of Stockholders (the “Proxy Statement”), to be filed within 120 days of the registrant’s fiscal year ended December 31, 2025, are incorporated by reference in Part III of this Annual Report on Form 10-K. Except with respect to information specifically incorporated by reference in this Annual Report on Form 10-K, the Proxy Statement is not deemed to be filed as part of this Annual Report on Form 10-K.

 

 


 

ASP Isotopes Inc.

Annual Report on Form 10-K

For the Year Ended December 31, 2025

Table of Contents

 

 

 

Page

 

 

PART I

 

 

Item 1.

Business

 

5

 

 

Item 1A.

Risk Factors

 

27

 

 

Item 1B.

Unresolved Staff Comments

 

79

 

 

Item 1C.

Cybersecurity

 

79

 

 

Item 2.

Properties

 

79

 

 

Item 3.

Legal Proceedings

 

79

 

 

Item 4.

Mine Safety Disclosures

 

80

 

 

PART II

 

 

Item 5.

Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities

 

80

 

 

Item 6.

[Reserved]

 

81

 

 

Item 7.

Management’s Discussion and Analysis of Financial Condition and Results of Operations

 

82

 

 

Item 7A.

Quantitative and Qualitative Disclosures About Market Risk

 

98

 

 

Item 8.

Financial Statements and Supplementary Data

 

100

 

 

Item 9.

Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

 

146

 

 

Item 9A.

Controls and Procedures

 

146

 

 

Item 9B.

Other Information

 

147

 

 

Item 9C.

Disclosure Regarding Foreign Jurisdictions that Prevent Inspections

 

147

 

 

PART III

 

 

Item 10.

Directors, Executive Officers and Corporate Governance

 

148

 

 

Item 11.

Executive Compensation

 

148

 

 

Item 12.

Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

 

148

 

 

Item 13.

Certain Relationships and Related Transactions and Director Independence

 

148

 

 

Item 14.

Principal Accounting Fees and Services

 

148

 

 

PART IV

 

 

Item 15.

Exhibits, Financial Statement Schedules

 

149

 

 

Item 16.

Form 10-K Summary

 

153

 

2


 

SPECIAL NOTE REGARDING FORWARD-LOOKING STATEMENTS

This Annual Report on Form 10-K contains "forward-looking statements" within the meaning of the safe harbor provisions of the U.S. Private Securities Litigation Reform Act of 1995. All statements other than statements of historical fact contained in this Annual Report on Form 10-K, including statements regarding our future results of operations and financial position, business strategy and plans and objectives of management for future operations, are forward-looking statements. These statements involve known and unknown risks, uncertainties and other important factors that may cause our actual results, performance or achievements to be materially different from any future results, performance or achievements expressed or implied by the forward-looking statements.

In some cases, you can identify forward-looking statements by terms such as “may,” “should,” “would,” “expects,” “plans,” “anticipates,” “could,” “intends,” “target,” “projects,” “contemplates,” “believes,” “estimates,” “predicts,” “potential” or “continue” or the negative of these terms or other similar expressions. The forward-looking statements in this Annual Report on Form 10-K are only predictions. We have based these forward-looking statements largely on our current expectations and projections about future events and financial trends that we believe may affect our business, financial condition and results of operations. These forward-looking statements speak only as of the date of this Annual Report on Form 10-K and are subject to a number of risks, uncertainties and assumptions described in the section titled “Risk Factors” and elsewhere in this Annual Report on Form 10-K. Because forward-looking statements are inherently subject to risks and uncertainties, some of which cannot be predicted or quantified, you should not rely on these forward-looking statements as predictions of future events. The events and circumstances reflected in our forward-looking statements may not be achieved or occur and actual results could differ materially from those projected in the forward-looking statements. Some of the key factors that could cause actual results to differ from our expectations include:

our ability to achieve or sustain positive cash flows from operations or profitability;
our ability to complete the construction of, commission and successfully operate isotope enrichment plants and Phase 2 of the Virginia Gas Project in a cost-effective manner;
our ability to meet, and to continue to meet, applicable regulatory requirements for the use of the isotopes we may produce using the ASP technology or the QE technology;
our ability to obtain regulatory approvals for the enrichment of uranium and the production and distribution of other isotopes;
our ability to comply on an ongoing basis with the numerous regulatory requirements applicable to the ASP technology, the QE technology and our enrichment facilities in South Africa;
our ability to execute on various projects and strategic initiatives with potential customers and partners, including our initiative to commence enrichment of uranium in South Africa and to complete development of Phase 2 of the Virginia Gas Project;
the success or profitability of our future offtake arrangements with respect to various isotopes that we may produce using ASP technology or the QE technology or with respect to helium or liquified natural gas (“LNG”) we may produce at the Virginia Gas Project;
a failure of demand for various isotopes that we may produce using ASP technology or the QE technology or for helium or LNG we produce at the Virginia Gas Project;
our future capital requirements and sources and uses of cash;
our ability to obtain funding for our operations and future growth;
the extensive costs, time and uncertainty associated with new technology development;
our ability to implement and maintain effective internal controls;
developments and projections relating to our competitors and industry;
the ability to recognize the anticipated benefits of acquisitions and investments, including our acquisition of Renergen, our investment in Skyline Builders Group Holding Limited (Nasdaq: SKBL), the assets we acquired from One 30 Seven, Inc., our radiopharmacy acquisitions, our investment in PET Labs Pharmaceuticals Proprietary Limited (“PET Labs”), the assets and intellectual property we acquired from Klydon Proprietary Ltd (“Klydon”), and our acquisition of assets of Molybdos (Pty) Limited (“Molybdos”) in the “business rescue” auction;
problems with the performance of the ASP technology or the QE technology in the enrichment of isotopes;

3


 

our dependence on a limited number of third-party suppliers for certain components and our inability to obtain third-party providers or contractors to conduct our operations, including with respect to the development of Phase 2 of the Virginia Gas Project;
our inability to adapt to changing technology and diagnostic landscapes, such as the emergence of new diagnostic scanners or tracers;
our expected dependence on a limited number of key customers for isotopes that we may produce using ASP technology or the QE technology;
our inability to protect our intellectual property and the risk of claims asserting that we have infringed on the intellectual property of others;
our inability to compete effectively;
risks associated with the current economic environment, including any future economic downturn, the impact of inflation or tariffs, disruptions in financial credit and other disruptions resulting from geo-political events such as the Russian invasion of Ukraine, conflicts in the Middle East, including the United States-Israel-Iran war, trade tensions between the U.S. and China and U.S. military operations in Venezuela;
fluctuations in the market price and demand for LNG, helium and other natural gases and the drivers of such fluctuations;
risks associated with our international operations;
our credit counterparty risks;
geopolitical risk and changes in applicable laws or regulations, including alteration, suspension or cancellation of our Exploration Rights and Production Right in South Africa;
our inability to manage commodity risks;
the highly speculative nature of Renergen’s exploration projects;
our inability to adequately protect our technology infrastructure;
our inability to hire or retain skilled employees and the loss of any of our key personnel;
operational risk;
costs and other risks associated with being a reporting company and being subject to the Sarbanes-Oxley Act;
our ability to complete the listing of Quantum Leap Energy as a standalone public company within the anticipated timeframe or at all; and
other factors that are described in “Risk Factors,” beginning on page 27.

These statements relate to future events or to our future financial performance and involve known and unknown risks, uncertainties, and other factors that may cause our actual results, performance, or achievements to be materially different from any future results, performance, or achievements expressed or implied by these forward-looking statements. Factors that may cause actual results to differ materially from current expectations include, among other things, those set forth in Part I, Item 1A, “Risk Factors” below and for the reasons described elsewhere in this Annual Report on Form 10-K. Any forward-looking statement in this Annual Report on Form 10-K reflects our current view with respect to future events and is subject to these and other risks, uncertainties, and assumptions relating to our operations, results of operations, industry, and future growth. Given these uncertainties, you should not place undue reliance on these forward-looking statements. Except as required by law, we assume no obligation to update or revise these forward-looking statements for any reason, even if new information becomes available in the future.

This Annual Report on Form 10-K also contains estimates, projections, and other information concerning our industry, our business, and the potential markets for certain isotopes and for helium and LNG, including data regarding the estimated size of those respective markets, their respective projected growth rates, and, in the case of our isotope enrichment platform, the incidence of certain medical conditions. Information that is based on estimates, forecasts, projections, or similar methodologies is inherently subject to uncertainties, and actual events or circumstances may differ materially from events and circumstances reflected in this information. Unless otherwise expressly stated, we obtained these industry, business, market, and other data from reports, research surveys, studies, and similar data prepared by third parties, industry, medical and general publications, government data, and similar sources. In some cases, we do not expressly refer to the sources from which these data are derived.

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Note Regarding Company References

Unless the context otherwise requires, references to the “Company,” “our Company,” “ASPI,” “we,” “us” and “our” refer to ASP Isotopes Inc. and its direct and indirect subsidiaries; references to “ASP Isotopes” refer to ASP Isotopes Inc. and not to any of its subsidiaries; references to “QLE” refer to Quantum Leap Energy, LLC; references to “Renergen” refer to Renergen Limited, a public corporation incorporated in 2014 and existing under the South African Companies Act 71 of 2008, as amended, together with its subsidiaries unless the context dictates otherwise; references to “Tetra4” refer to Tetra4 Proprietary Limited; references to “Skyline” refer to Skyline Builders Group Holding Limited, together with its subsidiaries.

Trademarks

All trademarks, service marks, and trade names included in this Annual Report on Form 10-K are the property of their respective owners. Solely for convenience, the trademarks and trade names in this report may be referred to without the ® and ™ symbols, but such references should not be construed as any indicator that their respective owners will not assert, to the fullest extent under applicable law, their rights thereto.

 

PART I

Item 1. Business

Overview

We are an advanced materials company dedicated to the development of a differentiated isotope enrichment platform to strengthen global supply chain access to critical materials used in nuclear medicine, next-generation semiconductors, and nuclear energy. In addition, in January 2026, we acquired Renergen, which is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and LNG (as discussed further below). Our proprietary enrichment technologies, the Aerodynamic Separation Process (“ASP technology”) and Quantum Enrichment technology (“QE technology”), are designed to enable the production of isotopes for a range of industrial and advanced technology applications. Our initial focus with respect to our isotope enrichment platform is on the production and commercialization of enriched Carbon-14 (“C-14”), Silicon-28 (“Si-28”) and Ytterbium-176 (“Yb-176”).

We commenced commercial production of enriched isotopes at both of our ASP enrichment facilities located in Pretoria, South Africa during the first half of 2025. Our first ASP enrichment facility is designed to enrich light isotopes, such as C-14 and C-12. The second ASP enrichment facility, which is substantially larger than the first, should have the potential to enrich kilogram quantities of relatively heavier isotopes, including but not limited to Si-28. We are targeting initial commercial shipments of enriched C-14 in mid-2026. We are targeting initial commercial shipments of enriched Si-28 during the second quarter of 2026. We have also completed the commissioning phase and are producing commercial samples of highly enriched Yb-176 at our third enrichment facility, a QE technology facility, which is our first laser-based enrichment plant. We are targeting initial commercial shipments of Yb-176 in mid-2026 or the third quarter of 2026.

In addition, we have started planning additional isotope enrichment plants both in South Africa and in other jurisdictions, including Iceland and the United States. We believe the C-14 we may produce using the ASP technology could be used in the development of new pharmaceuticals and agrochemicals. We believe the Si-28 we may produce using the ASP technology may be used to create advanced semiconductors and in quantum computing. We believe the Yb-176 we may produce using the QE technology may be used to create radiotherapeutics that treat various forms of oncology. We are considering the future development of the ASP technology for the separation of Zinc-68 and Xenon-129/136 for potential use in the healthcare end market, Germanium 70/72/74 for potential use in the semiconductor end market, and Chlorine -37 for potential use in the nuclear energy end market. We are also considering the future development of QE technology for the separation of Nickel-64, Gadolinium-160, Ytterbium-171, Lithium-6 and Lithium-7.

QLE is currently pursuing an initiative to apply our enrichment technologies to the enrichment of Uranium-235 (“U-235”) in South Africa. We believe that the U-235 QLE may produce has the potential to be commercialized as a nuclear fuel component for use in the new generation of high-assay low-enriched uranium (“HALEU”)-fueled small modular reactors that are now under development for commercial and government uses. In furtherance of our uranium enrichment initiative in South Africa, we have entered into certain definitive agreements with TerraPower, LLC (“TerraPower”), including a term loan subject to conditions to support construction of a new uranium enrichment facility at Pelindaba, South Africa and supply agreements for the future supply of HALEU to TerraPower, as a customer. In addition, QLE’s South African subsidiary has entered into a Pre-Implementation Services Contract Agreement (“Services Contract”) with The South African Nuclear Energy Corporation (“Necsa”), a South African state-owned company responsible for undertaking and promoting research and development in the field of nuclear energy and radiation sciences, pursuant to which Necsa has agreed to provide to QLE’s South African subsidiary certain facilities, infrastructure, utilities and services related to the siting, design, construction, commission and operation of an enrichment facility on the Necsa site in Pelindaba. In the period since our inception to date, we have not applied our enrichment technologies to the

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enrichment of U-235, nor received permission or regulatory approval to conduct testing of our enrichment technologies on U-235, except for the activities contemplated by the Services Contract with Necsa. Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of U-235 could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176.

QLE acquired a controlling interest in Skyline in August 2025. Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiaries, Kin Chiu Engineering Limited and Kin Chiu Development Company Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

We acquired Renergen in January 2026. Renergen is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and LNG, both of which are produced from the natural gas reserve base that underpins Renergen’s natural gas development project (the “Virginia Gas Project”). The Virginia Gas Project includes (i) the liquefaction of natural gas into LNG, (ii) the separation of helium from natural gas, and (iii) the further liquefaction of helium into 99.999% pure liquid helium. This liquefaction and separation takes place at Renergen’s natural gas processing plant in the Free State Province of South Africa (the “Viriginia Gas Plant”). Renergen’s principal asset is its 94.5% equity ownership in Tetra4, which holds an onshore petroleum production right and is the entity developing the Virginia Gas Project.

Our Subsidiaries

We operate principally through our subsidiaries as described below.

Specialist Isotopes. ASP Isotopes Guernsey Limited (the holding company for certain subsidiaries in the Cayman Islands, South Africa, Iceland and the United Kingdom) is focused on the development and commercialization of high-value, low-volume isotopes for highly specialized end markets (such as C-14, Molybdenum-100 (“Mo-100"), and Si-28). ASP Isotopes UK Ltd is the owner of our enrichment technology.

Quantum Leap Energy. In September 2023, we formed QLE, which also has subsidiaries in the United Kingdom (Quantum Leap Energy Limited) and South Africa (Quantum Leap Energy (Pty) Limited), to focus on the development and commercialization of advanced nuclear fuels, such as HALEU and Lithium-6. QLE’s direct wholly owned subsidiary Quantum Leap Energy Limited (“QLE UK”), has its operations in the United Kingdom. QLE UK’s direct wholly owned subsidiary, Quantum Leap Energy Proprietary Limited (“QLE South Africa”), has its operations in South Africa. QLE also formed QLE TP Funding SPE LLC, a Delaware limited liability company (the “QLE SPE Borrower”), as a wholly owned subsidiary to act as a special purpose borrower for a loan transaction with TerraPower, a US nuclear innovation company. The QLE SPE Borrower has formed a subsidiary in South Africa to act as the project company for a proposed new uranium enrichment facility at Pelindaba, South Africa.

QLE’s mission is to address perceived gaps in the nuclear fuel cycle, promote safe nuclear power, and enhance the sustainability of the nuclear fuel cycle for advanced nuclear reactors and fusion systems, as well as the existing nuclear fleet. We believe that many advanced nuclear reactors, including small modular reactors (“SMRs”), will rely on fuels with higher uranium enrichment levels, specifically HALEU, which we intend to produce. QLE also intends to produce high-isotopic purity fuel feedstock, such as Lithium-6, for fusion reactors, and by extension, Lithium-7 for Light Water Reactor control. These fuels may enable greater efficiency, compact reactor footprints, and lengthened operational cycles between refueling. Given the flexible nature of our enrichment technology and integrated value chain approach, QLE also intends to make available LEU+ to the existing fleet of nuclear reactors currently running on LEU, thus enabling existing reactors to lengthen the time between refueling, cut costs and boost power output.

As previously announced, our board of directors intends to pursue the separation of our Nuclear Fuels business and Specialist Isotopes and Related Services business into two independent companies. The regulatory landscape and supply chain for nuclear fuel production differs significantly from that of medical isotopes, hence we and QLE have different business models and we believe that both companies would benefit if QLE is independently managed and financed. We plan to effect the separation through a listing of QLE in a transaction that results in QLE existing as a separate public company with shares listed on a U.S. national securities exchange and a portion of QLE’s common equity being distributed to our stockholders as of a to-be-determined future record date. Although no assurance can be given, our goal is to list QLE on such exchange, subject to market conditions, obtaining applicable approvals and consents, and complying with applicable rules and regulations and public market trading and listing requirements. In November 2025, we announced that QLE had confidentially submitted a draft registration statement on Form S-1 to the SEC relating to the proposed initial public offering of QLE’s Class A common stock. While we currently expect that a listing of QLE as a separate public company is the most likely separation transaction, our board of directors remains committed to maximizing shareholder value creation, and will continue to evaluate other options for separation to maximize shareholder value.

We entered into a number of agreements with QLE, including a License Agreement, pursuant to which QLE has licensed from us the rights to technologies and methods used to separate U-235 and Lithium-6 (including but not limited to the QE and ASP technologies) in exchange for a perpetual royalty in the amount of 10% of all future QLE revenues, and an Engineering, Procurement

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and Construction (“EPC”) Services Framework Agreement, pursuant to which we will provide services for the engineering, procurement and construction of one or more turnkey U-235 and Lithium-6 enrichment facilities in locations to be identified by QLE and owned or leased by QLE, and commissioning, start-up and test services for each such facility, subject to the receipt of all applicable regulatory approvals, permits, licenses, authorizations, registrations, certificates, consents, orders, variances and similar rights.

PET Labs. We have a 51% ownership stake in PET Labs, a South African radiopharmaceutical operations company focused on the production of fluorinated radioisotopes and active pharmaceutical ingredients, through which we entered the downstream medical isotope production and distribution market. Under the terms of the Share Purchase Agreement pursuant to which we acquired the shares in PET Labs, we agreed to pay a total of $2.0 million for the shares in two installments, which has been paid in full as of December 2025. In addition, we have an option to purchase the remaining 49% of the outstanding equity in PET Labs, exercisable until January 31, 2027, for $2.2 million.

East Coast Nuclear Pharmacy. In October 2025, we completed the acquisition of East Coast Nuclear Pharmacy ("ECNP"). The acquisition is intended to supplement the distribution of our pipeline. Pursuant to the terms of the agreement, we acquired 100% of the issued and outstanding membership interests for total purchase consideration of $2.5 million of which $2.0 million was paid up front in cash and the remaining $0.5 million was deferred through the issuance of notes payable that are to be repaid by June 30, 2026.

Skyline Builders Group Holding Ltd. In August 2025, QLE completed the acquisition of a controlling interest in Skyline. QLE entered into a Stock Purchase Agreement to purchase all 1,995,000 of Skyline's Class B Ordinary Shares for the aggregate purchase price of $1,000,000. Additionally, QLE entered into a Securities Purchase Agreement to purchase (i) 454,794 Class A Ordinary Shares, (ii) a Prefunded Warrant to purchase 1,600,000 Class A Ordinary Shares at an exercise price of $0.0001 per share ("Prefunded Warrants"), (iii) a Class A Ordinary Share Purchase Warrant A to purchase up to 2,054,794 Class A Ordinary Shares at an exercise price of $0.60 per share ("A Warrant"), and (iv) a Class A Ordinary Share Purchase Warrant B to purchase 2,054,794 Class A Ordinary Shares at an exercise price of $0.65 per share ("B Warrant" and together with Prefunded Warrant and A Warrant, "Warrants"), for the aggregate purchase price of $1,500,000 ("Skyline Purchase Agreement").

Each Class A Ordinary Share shall entitle the holder thereof to one (1) vote on all matters subject to vote at general meetings of Skyline, and each Class B Ordinary Share shall entitle the holder thereof to twenty (20) votes on all matters subject to vote at general meetings of Skyline. Currently there is no mechanism in which Class A Ordinary Shares are convertible into Class B Ordinary Shares. Currently there is no mechanism in which Class B Ordinary Shares are convertible into Class A Ordinary Shares. On the acquisition date, QLE became the holder of 79.14% of the aggregate voting power represented by all of Skyline's outstanding Class A Ordinary Shares and Class B Ordinary Shares, and thereby gaining control over Skyline.

Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiaries, Kin Chiu Engineering Limited and Kin Chiu Development Company Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

Effective September 18, 2025, Dr. Ryno Pretorius, Chief Executive Officer of QLE, was appointed as an independent director of Skyline. In addition, an employee of ASP Isotopes was appointed as an independent director of Skyline. Effective January 1, 2026, the Skyline board of directors appointed Paul Mann as Executive Chairman. Effective March 31, 2026, the employee of ASP Isotopes that held one of the director positions at Skyline resigned was replaced by a new independent director.

On January 23, 2026, Skyline entered into a warrant exchange agreement (the “Skyline Exchange Agreement”) with the holders of Skyline Class A Ordinary Share Purchase Warrant A’s and Skyline Class A Ordinary Share Purchase Warrant B’s (collectively, the “Skyline Holder Warrants”), to purchase an aggregate of 48,698,628 Skyline Class A Ordinary Shares, that were purchased in the Skyline Series A Private Placement, to exchange the Skyline Holder Warrants issued on August 29, 2025, for an aggregate of 47,326,025 newly issued Series A preferred shares of Skyline (“Skyline Series A Preferred Shares”) and allotted among the holders in accordance with the Skyline Exchange Agreement. Each Skyline Series A Preferred Share is convertible, at the option of a holder thereof, into Skyline Class A Ordinary Shares.

On February 11, 2026, Skyline entered into (i) a securities purchase agreement (the “Reg D Purchase Agreement”) for an offering of Skyline’s Series B Convertible Preferred Shares (the “Skyline Series B Preferred Shares”) in a private placement (the “Reg D Private Placement”) pursuant to Regulation D under the Securities Act of 1933, as amended and (ii) a securities purchase agreement (the “Reg S Purchase Agreement”) for an offering of the Skyline Series B Preferred Shares in a private placement pursuant to Regulation S under the Securities Act (the “Reg S Private Placement” and together with the Reg D Private Placement, the “February 2026 Skyline Series B Private Placements”), in each case, for the purchase and sale of the Skyline Series B Preferred Shares.

The February 2026 Skyline Series B Private Placements closed on February 13, 2026 at which Skyline issued 6,322 of the Skyline Series B Preferred Shares. The purchase price for each Skyline Series B Preferred Share was $5,000. Each Skyline Series B Preferred Share is convertible into Skyline Class A ordinary shares with a conversion price of $2.40 per share, subject to certain

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anti-dilution adjustments that are subject to a floor of $1.50 per share and other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions. The gross proceeds of the Skyline Series B Private Placement were approximately $31.6 million, before deducting placement agent fees and other offering expenses payable by Skyline.

In connection with the February 2026 Skyline Series B Private Placements, Skyline also entered into placement agency agreements dated February 10, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the February 2026 Skyline Series B Private Placements and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 6% of the Class A Ordinary Shares underlying the Skyline Series B Preferred Shares. The warrants have an exercise price of $2.40 per share.

On March 20, 2026, Skyline entered into (i) a senior unsecured convertible note purchase agreement for an offering of approximately $16.6 million of Skyline's senior unsecured convertible notes (the “2026 Skyline Notes”) in a private placement and (ii) a securities purchase agreement dated March 20, 2026 for an offering of $0.6 million of Skyline’s Series B Preferred Shares (the “March 2026 Skyline Preferred Shares”) in a private placement (the "March 2026 Skyline Private Placement").

The March 2026 Skyline Private Placement closed on March 25, 2026. The 2026 Skyline Notes are convertible into Skyline's class A ordinary shares, par value $0.00001 per share at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments, that are subject to a floor of $1.50 per share. The conversion price of the 2026 Skyline Notes is also subject to other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions The purchase price for each March 2026 Skyline Preferred Share was $5,000. Each March 2026 Skyline Preferred Share is convertible into Class A ordinary shares at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments that are subject to a floor of $1.50 per share. The gross proceeds of the March 2026 Skyline Private Placement was approximately $17.2 million, before deducting placement agent fees and other offering expenses that were paid by Skyline.

In connection with the March 2026 Skyline Private Placement, Skyline also entered into placement agency agreements dated March 20, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the March 2026 Skyline Private Placement and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 8% and 6% of the Class A Ordinary Shares underlying the 2026 Skyline Notes and March 2026 Skyline Preferred Shares, respectively. The warrants have an exercise price of $2.40 per share.

On March 29, 2026, QLE entered into a securities exchange agreement with an investor (the "QLE Exchange Agreement"). Per the QLE Exchange Agreement, the investor assigned and transferred 1,995,000 Class A Ordinary Shares held by the investor to QLE in exchange for an equal number of Class B Ordinary Shares held by QLE.

On March 31, 2026, Skyline issued an additional $3.0 million of 2026 Skyline Notes in a private placement.

Renergen Acquisition. On January 6, 2026, ASP Isotopes acquired all of the issued and outstanding ordinary shares of Renergen (“Renergen Ordinary Shares”) from Renergen shareholders in exchange for shares of our common stock at an exchange ratio of 0.09196 shares of our common stock for each Renergen Ordinary Share (the “Consideration Shares”) through the implementation of a scheme of arrangement (the “Scheme”) in accordance with Sections 114 and 115 of the South African Companies Act, No. 71 of 2008, resulting in the issuance of an aggregate of 14,270,000 Consideration Shares. As a result of the transactions contemplated by the Scheme, the ordinary shares of Renergen, which were publicly traded on the Johannesburg Stock Exchange (JSE: REN) and the Australian Securities Exchange (ASX:RLT), were delisted and Renergen became a wholly owned subsidiary of ASP Isotopes.

Renergen is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and LNG, both of which are produced from the large natural gas reserve base that underpins Renergen’s Virginia Gas Project. The Virginia Gas Project includes (i) the liquefaction of natural gas into LNG, (ii) the separation of helium from natural gas, and (iii) the further liquefaction of helium into 99.999% pure liquid helium. This liquefaction and separation takes place at the natural gas processing plant (the “Virginia Gas Plant”) in the Free State Province of South Africa. Based on the drilled and flow-tested wells, Renergen’s average helium concentration exceeds 3.0%, which is well above typical conventional natural gas reservoirs containing helium in small concentrations (less than 0.5%).

In South Africa, petroleum production rights are issued by the South African Department of Mineral Resources and Energy (the “DMRE”) and serve as the mechanism through which all entities, mostly private, are granted the right to extract and sell hydrocarbons and associated coproducts. The Petroleum Agency of South Africa is responsible for (i) promoting onshore and offshore exploration and production of petroleum; (ii) receiving and evaluating applications for reconnaissance permits, technical cooperation permits, exploration rights and production rights; and (iii) making recommendations on such applications to the Minister of Mineral Resources and Energy. South African production rights are valid for 30 years and are renewable for further periods, each of which must not exceed 30 years at a time in respect of each renewal, provided that the holder can justify that it can continue production operations. Production rights may be encumbered by mortgages for the purposes of raising debt financing.

Renergen’s principal asset is its 94.5% equity ownership in Tetra4, which holds South Africa’s first and only onshore petroleum production right (the “Production Right”) and is the entity developing the Virginia Gas Project. Our Production Right is currently valid through September 20, 2042 and renewable for an additional 30-year period thereafter. The Virginia Gas Project

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spans an area of over 187,000 hectares (over 462,000 acres) in the Free State Province approximately 250 kilometers (155 miles) southwest of Johannesburg, where natural gas-emitting boreholes were discovered through other mineral exploration activities. We have confirmed our Production Right as a major global helium resource with an average helium concentration of over 3% based on drilled and flow-tested wells. Additionally, the purity of our natural gas is high, with an average of over 90% natural gas and almost zero percent higher alkanes or sulphur, reducing the complexity and cost of liquefaction. The remaining approximately 7% of our production is nitrogen, which is utilized to separate the helium from the natural gas stream in Phase 1 of the Virginia Gas Project (“Phase 1”) production process. We receive an economic advantage from this coproduced nitrogen source, as it would otherwise have to be sourced externally to separate the helium from the natural gas stream.

In addition to our Production Right, the South African government also granted us petroleum exploration rights (“Exploration Rights”). Exploration Rights allow the holder to carry out the entire value chain of petroleum exploration such as acquisition and processing of new geological/geophysical data, reprocessing of existing geological/geophysical data and any other related activity to define a trap to be tested by drilling, logging and testing, including well appraisal activities. The Exploration Rights correspond to our operations in the Free State Province and are expected to contain significant helium and natural gas resources exceeding the scope of the Virginia Gas Project. Our Exploration Rights were set to expire on August 23, 2024. However, we submitted an application to incorporate the Exploration Rights into our Production Right, by means of an amendment to the Production Right in accordance with Section 102 of the South African Mineral and Petroleum Resources Development Act 28 of 2002 (“MPRDA”), which we expect will extend our ability to carry out petroleum exploration activities through the expiration date of our Production Right. Our application was submitted on July 16, 2024 and the application was authorized on May 9, 2025. Following the authorization, two appeals were made by various parties and the appeal process is ongoing. We expect the appeal process to be resolved in 2027.

Phase 1 has commenced commercial LNG operations. Phase 1 drilling of wells to reach the required cumulative nameplate flow rate is now complete. The gas gathering and tie in connections for these wells is ongoing. Once the tie in connections are complete the facility is expected to operate at maximum production capacity and include liquid helium operations. Phase 1 serves as both proof of concept for the larger development that will be Phase 2 of the Virginia Gas Project (“Phase 2”), and sales and revenue generation to establish a foundational customer base and foster customer relationships.

The Virginia Gas Project benefits from favorable supply and demand trends in both the LNG and liquid helium sectors. The LNG is and will continue to be sold domestically in South Africa into a market suffering energy and natural gas shortages, and we plan to sell helium directly to global customers at a time when the world is suffering helium supply shortages, which have been further exacerbated by the ongoing United States-Israel-Iran war. We believe that it was for these two reasons that the Virginia Gas Project was conditionally approved to be funded by the U.S. International Development Finance Corporation (“DFC”) as part of the U.S.’s initiative to ensure new helium supply comes online as aerospace and the semiconductor industry increase helium requirements in the face of diminished supply, while increasing South Africa’s domestic energy supply.

Helium is a vital and irreplaceable element in many modern industries because it is both chemically and electrically inert and, when in liquid form, is the coldest substance known to man at 3 degrees Kelvin (minus 454.3 degrees Fahrenheit). For these reasons, it can be used in the manufacture of semiconductors, to purge laboratory or manufacturing environments, act as a fuel propellant for other cryogenic fuels, and/or provide deep cryogenic cooling. It is commonly used in space exploration and rocketry, high-level physics experiments (e.g., particle accelerators, quantum mechanics), medical science within MRI devices, fiber optic cable production, commercial diving gas, specialized welding, coolant for nuclear power stations and lifting balloons.

We believe that Renergen’s LNG supply can play an important role in reducing South Africa's relatively high carbon emissions by being the first, and currently the only, LNG supplier in the country. According to Energy Institute (2024), coal has a 69% share of national primary energy consumption, with gas only around 3.5%. As such, according to the World Bank, South Africa ranks as the fifth-worst carbon emissions country per kilogram per purchasing power parity of gross domestic product (“GDP”). This ranking is largely due to South Africa’s high reliance on low-grade coal to provide electricity, supplemented by Sasol’s use of coal to liquids technology. Sasol Limited is one of the country’s largest energy suppliers and operator of the natural gas pipeline supplying gas from Mozambique into Johannesburg. LNG is a significantly lower carbon-emitting fuel than either of coal (by 50%) and diesel (25%), upon combustion. Therefore, the introduction of Renergen’s LNG into South Africa’s energy supply mix, including the possible direct substitution of Renergen’s LNG for first diesel, and then potentially coal, may help reduce South Africa’s overall carbon emissions intensity as the country moves towards its net zero carbon emissions targets by 2050.

Investments in Early Stage Drug Development Companies

IsoBio. On July 28, 2025, we purchased 2,000,000 shares of IsoBio, Inc. (“IsoBio”) Series Seed-1 Preferred Stock at $2.50 per share for a total aggregate purchase price of $5.0 million. IsoBio is a U.S.-based radiotherapeutic development company focused on developing a broad pipeline of mAb-based radioisotope therapeutics targeting both derisked and novel tumor antigens for patients in need of new cancer therapies. As the owner of the Series Seed-1 Preferred Stock, we have the right to designate one board member. An officer and director of ours was designated to fill that board seat. In addition, another board member of ours is a board member and executive officer of IsoBio.

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Opeongo. On January 26, 2026, we purchased 4,356,918 shares of Opeongo, Inc. (“Opeongo”) Series Seed-1 Preferred Stock at $2.2952 per share for a total aggregate purchase price of $10.0 million. Opeongo is a biotechnology company developing novel therapeutics using extracellular matrix modulation to target fibrosis, inflammation, and cancer. Opeongo was co-founded by David Baram, Ph.D. who serves as Opeongo’s Chief Executive Officer and director. As the owner of the Series Seed-1 Preferred Stock, we have the right to designate one board member. An officer and director of ours was designated to fill that board seat. In addition, another board member of ours is a board member and executive officer of Opeongo.

Skyline Investments

Skyline Reemag Investment. In November 2025, Skyline acquired a 13.09% ownership of Reemag LLC ("Reemag") for a cash purchase price of $3.0 million. Skyline will subscribe for additional membership interests of Reemag in tranches, resulting in ownership percentages of 13.09%, 20.06%, 33.42% and 50.10% at the initial, second, third and fourth closing respectively for an aggregate purchase price of $20.0 million. The second, third and fourth closings were scheduled on or before January 31, 2026, March 31, 2026 and by the earlier of a $200.0 million capital raise or July 31, 2026, respectively. However, in March 2026, Skyline entered into the first amendment to the subscription agreement with Reemag that amended the dates of the second, third and fourth closings to May 31, 2026, July 31, 2026 and September 30, 2026, respectively.

Skyline Critical Minerals Space Investment. On October 31, 2025, Skyline entered into a subscription and unit purchase agreement with a limited liability company engaged in the critical minerals space, pursuant to which Skyline subscribed for an approximate 20% membership interest in such company for a subscription price of $20.0 million.

Agreements with TerraPower LLC

On April 4, 2024, we entered into an agreement with TerraPower to develop a conceptual design, refined cost/schedule/financing, risk register, and term sheet for a HALEU facility (the “TerraPower Agreement”). The TerraPower Agreement may be terminated for (a) breach or default, (b) our convenience or (c) TerraPower’s convenience. TerraPower is obligated to make all payments for milestones completed by us and these payments are nonrefundable.

On October 18, 2024, we signed a term sheet with TerraPower (the “TerraPower Term Sheet”) that provides for the execution of two definitive agreements: (1) an agreement pursuant to which TerraPower will provide funding for our construction of a uranium enrichment facility capable of producing HALEU using our proprietary aerodynamic separation process technology to be located in the Republic of South Africa and (2) an agreement pursuant to which we will deliver to TerraPower the full capacity of the enrichment facility.

In May 2025, we entered into a Loan Agreement with TerraPower (the “TerraPower Loan Agreement”), which provides conditional commitments from TerraPower to us through one of our wholly-owned U.S.-based subsidiaries for a multiple advance term loan totaling $22.0 million for the purpose of partially funding the construction of a proposed new uranium enrichment facility in South Africa. The total loan amount is inclusive of a 10% original issue discount on each disbursement and carries a fixed interest rate of 10% per annum. Per the terms of the TerraPower Loan Agreement and subject to the satisfaction of various conditions precedent to disbursements (including receiving all required licenses and permits to perform uranium enrichment in South Africa), we will receive aggregate loan disbursements of $20.0 million. Such loan matures on May 16, 2032. Interest will begin accruing upon each milestone disbursement we receive and will be added to the principal balance until November 2027. Principal and interest payments will be made in 60 equal installments beginning in November 2027. We plan to request drawdowns on this loan beginning in the third quarter of 2026.

In addition to the TerraPower Loan Agreement, in May 2025, we and TerraPower have entered into two supply agreements for the HALEU expected to be produced at our uranium enrichment facility. The initial core supply agreement is intended to support the supply of the required first fuel cores for the initial loading of TerraPower’s Natrium project in Wyoming. The long-term supply agreement is a 10-year supply agreement of up to a total of 150 metric tons of HALEU, commencing in 2028 through end of 2037.

Our Segments

Beginning in 2024, primarily as a result of the increased business activities of our subsidiary, QLE, we had two operating segments: (i) nuclear fuels, and (ii) specialist isotopes and related services. Beginning in August 2025, primarily as a result of the acquisition of Skyline, we have three operating segments: (i) nuclear fuels, (ii) specialist isotopes and related services, and (iii) construction services:

Nuclear Fuels. This segment is focused on research and development of technologies and methods used to produce HALEU and Lithium-6 for the advanced nuclear fuels target end market.
Specialist Isotopes and Related Services. This segment is focused on research and development of technologies and methods used to separate high-value, low-volume isotopes (such as C-14, Si-28 and Yb-176) for highly specialized target end markets other than advanced nuclear fuels, including pharmaceuticals and agrochemicals, nuclear medical imaging and semiconductors, as well as services related to these isotopes, and this segment includes PET Labs.

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Construction Services. This segment is focused on public civil engineering services in Hong Kong, such as road and drainage works which includes construction of footway, drain, ducts, and pipelines. In executing these projects, we may be required to perform a range of activities including to (i) clear the construction site and make demolition of existing structures; (ii) install concrete and reinforcing steel bars; (iii) conduct excavation, deposition, disposal and compaction of fill material; and (iv) plant trees, plants, irrigation system and general establishment works.

Our Strategy

Commence commercial production at each of our enrichment facilities in Pretoria, South Africa.

We commenced commercial production of enriched isotopes at our ASP enrichment facilities located in Pretoria, South Africa during the first quarter of 2025. Our first ASP enrichment facility is designed to enrich light isotopes, such as C-14. The second ASP enrichment facility, which is substantially larger than the first, should have the potential to enrich kilogram quantities of relatively heavier isotopes, including but not limited to Si-28 and Mo-100. We are targeting initial commercial shipments of enriched C-14 in mid-2026 and initial commercial shipments of enriched Si-28 during the second quarter of 2026. We have also completed the commissioning phase and are producing commercial samples of highly enriched Yb-176 at our third enrichment facility, a QE technology facility, which will be our first laser-based enrichment plant. We are targeting initial commercial shipments of Yb-176 in mid-2026 or the third quarter of 2026.

Demonstrate the capability to produce commercial quantities of enriched C-14, Si-28 and Yb-176 using the ASP and QE technologies and capitalize on the opportunity to solve many supply chain challenges that currently exist.

We intend to demonstrate the capability to produce C-14, Si-28 and Yb-176 at a scale that can support anticipated customer demand for all three isotopes.

Historically, Russia has been the sole supplier of C-14, which is used as a tracer in the development of new pharmaceuticals and agrochemicals. The supply chain has been inherently fragile with inconsistent service. We have received an initial supply of feedstock from our customer and have started the enrichment of C-14.

Isotopically enriched silicon is regarded as a promising material for semiconductor quantum information due to its very long coherence times and its compatibility with the readily available industrial platform. We believe that the ASP technology is ideally suited to the production of this isotope because it has the ability to enrich molecules of low molecular mass. Other electronic gasses that can likely be enriched using ASP technology include disilane and germane.

Enriched Yb-176 can be irradiated to produce Lutetium-177, which has been identified for use in oncology, particularly in targeted radionuclide therapy ("TRT"). TRT is used in the treatment of various types of cancers, including neuroendocrine tumors, prostate cancer, and bone metastases, among others. There are numerous ongoing clinical trials studying Lutetium-177 PSMA-617 in patients with metastatic castration-resistant prostate cancer. We believe we have obtained all necessary licenses within South Africa to proceed with the commercial development of this product.

Continue identifying potential offtake customers and strategic partners for our enriched isotopes.

We currently have no sales attributable to enriched isotopes, but we have significant interest from potential offtake customers for the enriched isotopes that we intend to produce. In June 2023, we entered into a tolling agreement with a Canadian customer for the entire capacity of our C-14 production facility. In April and June 2024, we entered into purchase orders with a US semiconductor company and a global industrial gas company for the supply of highly enriched Si-28. We are currently in discussions with potential customers that have an interest in entering into long-term supply agreements for kilogram quantities of Si-28 and larger quantities of Xe-129, Ge 72, Ge-74, Zn-68, and Cl-37. We intend to identify additional potential customers and strategic partners for isotopes that we may produce at our existing and planned enrichment facilities.

Demonstrate the capability to produce HALEU using our enrichment technologies and meet anticipated demand for the new generation of HALEU-fueled small modular reactors and advanced reactor designs that are now under development for commercial and government uses.

We plan to begin research and development for the enrichment of uranium to demonstrate our capability to produce HALEU using QE technology. We anticipate a future demand for HALEU for the new generation of HALEU-fueled SMRs and advanced reactor designs that are now under development for commercial and government uses. SMRs are viewed as being cheaper, safer, and more versatile than traditional large-scale nuclear reactors, and development of the new technology is receiving considerable funding from the U.S. Department of Energy, as well as from the governments of other countries. There is currently no commercial production of HALEU in the United States. We are currently conducting a feasibility study with respect to constructing an enrichment facility in South Africa, the U.S. and the United Kingdom. We are currently in discussions with nuclear regulatory

11


 

authorities in multiple countries, including the UK Atomic Energy Authority, UK Office of Nuclear Regulation (UK ONR), Necsa, the DMRE, United States Department of Energy (DOE) and the United States Nuclear Regulatory Commission (NRC), regarding the construction of a nuclear fuel plant in these countries. In the period since our inception to date, we have not applied our enrichment technologies to the enrichment of U-235, nor received permission or regulatory approval to conduct testing of our enrichment technologies on U-235, except for the activities contemplated by the Services Contract with Necsa (described in the next paragraph). Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of U-235 could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176.

We intend to progress our uranium enrichment initiative first in South Africa. In November 2024, we entered into a Memorandum of Understanding ("MOU") with Necsa to collaborate on the research, development and ultimately the commercial production of advanced nuclear fuels. Necsa is a state-owned company established by the Republic of South Africa Nuclear Energy Act in 1999 with a mandate to undertake and promote research and development in the field of nuclear energy and radiation sciences. Necsa is also responsible for processing source material, and co-operating with other institutions on nuclear and related matters. In February 2026, QLE South Africa and Necsa entered into a Services Contract as part of the collaboration contemplated by the MOU. Under the Services Contract, Necsa has agreed to provide to QLE South Africa certain facilities, infrastructure, utilities and services related to the siting, design, construction, commission and operation of an enrichment facility on the Necsa site in Pelindaba. A Joint Coordination Committee, to be comprised of two representatives of QLE South Africa and Necsa, has been established to oversee and govern the implementation of the Services Contract.

In March 2026, QLE UK entered into an agreement with the University of Bristol related to the design of a state-of-the-art lithium laser research facility in the UK. Under the terms of the agreement, the University of Bristol is expected to lead the design and feasibility study for a site-agnostic laser enrichment research facility over an estimated four-month initial phase. The project involves comprehensive desk-based concept design work, detailed engineering specifications, and safety reviews to establish the foundation for what could become a groundbreaking research hub. The University of Bristol is expected to coordinate a comprehensive team of specialists, including experts in mechanical, electrical, and plumbing specification, structural engineering, architecture, construction project management, pyrophoric lithium handling, and laser safety. The project is expected to progress through multiple phases, including documentation review, safety assessments, cell design development, and detailed facility design work culminating in RIBA Stage 4 (Technical Design) completion. Subject to a positive feasibility assessment, the parties intend to proceed with construction of the facility at a suitable University of Bristol site off-campus where it will be planned to enable cutting-edge research commissioned and funded by QLE. QLE’s UK program of work has been developed in consultation with key UK government and regulatory bodies, including the UK Department for Energy Security and Net Zero, the UK Atomic Energy Authority, the UK ONR, and the UK Environment Agency.

Alongside our talks with regulators, we have entered into agreements or are currently discussing with multiple counterparties engaged in the development of SMR reactors to produce HALEU to further their research efforts and future commercial endeavors. For example, in May 2025, we entered into the TerraPower Loan Agreement, which provides conditional commitments from TerraPower to us through one of our wholly-owned U.S.-based subsidiaries for a multiple advance term loan totaling $22,000,000 for the purpose of partially funding the construction of a proposed new uranium enrichment facility in South Africa. Per the terms of the TerraPower Loan Agreement and subject to the satisfaction of various conditions precedent to disbursements (including receiving all required licenses and permits to perform uranium enrichment in South Africa), we will receive aggregate loan disbursements of $20,000,000. We plan to request an initial drawdown on this loan during 2026 when construction of the uranium enrichment facility is expected to begin. In addition to the TerraPower Loan Agreement, in May 2025, we and TerraPower entered into two supply agreements for the HALEU expected to be produced at our uranium enrichment facility in South Africa. The initial core supply agreement is intended to support the supply of the required first fuel cores for the initial loading of TerraPower’s Natrium project in Wyoming. The long-term supply agreement is a 10-year supply agreement of up to a total of 150 metric tons of HALEU, commencing in 2028 through end of 2037.

Demonstrate the effectiveness and value in the use of stable isotopes in the downstream radiopharmacy market, after acquiring 51% ownership interest in PET Labs, the leading radiopharmacy in South Africa. This investment will address the radioisotope needs of South Africa as well as certain neighboring countries.

Under the terms of a Share Purchase Agreement, dated October 30, 2023, we acquired 51% of the issued share capital of PET Labs, a company incorporated in the Republic of South Africa. PET Labs is a South African radiopharmaceutical operations company, dedicated to nuclear medicine and the science of radiopharmaceutical production. As a result of this transaction, we entered into the downstream radiopharmacy market that we intend to service in the future. This transaction will help provide the market with adequate proof of concept of the value of utilizing Mo-100 in downstream SPECT imaging procedures while providing supply chain stability to the region of South Africa and neighboring countries. We intend to expand PET Labs’ existing operations by adding two new cyclotrons to its service footprint, enabling the company to properly expand its other revenue generation mediums, which is anticipated to drive free cash flow to the company.

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Develop world class helium reserves at Virginia Gas Project.

The Virginia Gas Project contains high purity natural gas and is one of the richest concentrations of helium globally. Some wells contain up to 12% helium concentration in recorded tests, and based on the drilled and tested flow rates, our average helium concentration exceeds 3%, which compares with the average concentrations of Qatar at 0.05%, Russia at 0.06% and the USA at 0.35%. The LNG is and will continue to be sold domestically in South Africa into a market suffering energy and natural gas shortages, and we plan to sell the helium directly to global customers at a time when the world is suffering helium supply shortages, which have been further exacerbated by the ongoing United States-Israel-Iran war.

Capitalize on the Acquisition of a Controlling Interest in Skyline Builders Group Holding Limited.

On August 29, 2025, QLE became a controlling shareholder of Skyline Builders Group Holding Limited, a company incorporated under the laws of the Cayman Islands (“SKBL”) with its Class A Ordinary Shares listed on The Nasdaq Stock Market LLC (“Nasdaq”) under the symbol “SKBL.” QLE invested in SKBL’s Class A Ordinary Shares, Class B Ordinary Shares and warrants to purchase Class A Ordinary Shares for the aggregate purchase price of $2.5 million. Each warrant is immediately exercisable and entitles the holder to acquire Class A Ordinary Shares for a period of five years following August 29, 2025. QLE, as a holder of warrants, does not have the right to exercise any portion of any warrant, to the extent that QLE (together with the holder’s affiliates) would beneficially own in excess of 9.99% of the number of Class A Ordinary Shares outstanding immediately after giving effect to the exercise of the applicable warrant.

As of the date of this annual report on Form 10-K, QLE is the holder of 4.74% of the aggregate voting power represented by all outstanding Class A Ordinary Shares and Class B Ordinary Shares of SKBL.

In addition, on August 29, 2025, Paul Mann, our Chairman and Chief Executive Officer and Chairman of the Board of Managers of QLE, purchased, for the aggregate purchase price of $2.5 million, as an individual investor: Class A Ordinary Shares and certain warrants to purchase Class A Ordinary Shares of SKBL on the same terms as QLE’s investment in Class A Ordinary Shares and warrants, provided that Mr. Mann, as a holder of warrants, does not have the right to exercise any portion of any warrant, to the extent that such holder (together with the holder’s affiliates) would beneficially own in excess of 4.99% of the number of Class A Ordinary Shares outstanding immediately after giving effect to the exercise of the applicable warrant.

Competition

Radioisotopes and Chemical Elements Competition

The development and commercialization of radioisotopes and chemical elements is highly competitive. We face competition with respect to all the enriched isotopes that we may produce using our ASP technology from established biotechnology and nuclear medicine technology companies and will face competition with respect to enriched uranium that we may seek to develop or commercialize in the future from innovative technology and energy companies. There are a number of large biotechnology and nuclear medicine technology companies that currently market and sell radioisotopes to radiopharmacies, hospitals, clinics and others in the medical community (Mo-99 is the active ingredient for Tc-99m-based radiopharmaceuticals used in nuclear medicine procedures). There are also a number of technology and energy companies that are currently seeking to develop HALEU. Potential competitors also include academic institutions, government agencies and other public and private research organizations that conduct research, seek patent protection and establish collaborative arrangements for research, development, manufacturing and commercialization.

We believe our competitors lag behind us in terms of the technical expertise of our senior management and the know-how contained in the aerodynamic separation technique, and will be unable to replicate the expected results of the ASP technology, even as we expect to continue to improve the existing technology and processes. Additionally, the high capital costs of development of proprietary technologies, significant lead times required to construct new enrichment facilities, as well as stringent regulatory and operating requirements applicable to enrichment facilities, adds to the significant barriers to entry for smaller competing market participants.

LNG and Helium Competition

The South African gas market has historically been stagnant and almost entirely dependent on local production of liquefied petroleum gas (“LPG”) and natural gas imported from Mozambique. There are frequent constraints in LPG supply in South Africa. Natural gas imported from Mozambique comes via the Republic of Mozambique Pipeline Company pipeline to Johannesburg and is supplied mainly to users close to the pipeline at low pressures. In addition to LPG, South Africa relies primarily on coal for electricity generation. Currently, only approximately 3% of South Africa’s energy mix comes from natural gas. The current source of natural gas and coal supply is unable to fully supply existing energy demand. As the holder of South Africa’s first and only onshore petroleum Production Right, we believe our biggest competition for our LNG includes producers and distributors of LPG, including the Republic of Mozambique Pipeline Company, and producers of other fuel sources such as compressed natural gas and coal. Additionally, although South Africa has historically not imported LNG from outside of the continent, South Africa received its first import of LNG in November 2021 in the port of Ngqura. In the future, we may face geographic competition if other companies are granted Exploration Rights or Production Rights in South Africa and begin producing LNG, or if such companies

13


 

import LNG from external sources outside of the continent due to grants of rights to import LNG into South Africa. However, we believe that our position as the sole LNG provider in South Africa allows us a competitive advantage in the local LNG market, particularly as customers transition to LNG as a liquid fuel substitution of choice.

Helium is sold as a globally traded commodity, which is currently in tight supply and disruptions in the helium market can easily create shortages. Helium has traditionally been traded on long-term private contracts, keeping prices opaque and reducing incentives for helium exploration. The entire global helium supply is produced by approximately 30 liquefaction plants, located in the United States, Poland, Russia, Algeria, Qatar and China, among other locations. A smaller number of players control the distribution of helium, which is often subject to privately negotiated contracts. Location is often a primary competitive factor as the difficulties associated with transporting helium limit the distance it can be transported. We believe we compare favorably with many of our helium competitors due our geographic location near the Cape of Good Hope, which we believe will allow us to provide helium to parts of the world that other competitors, such as companies located in Qatar, cannot. Additionally, helium becomes more economically viable to extract from natural gas at higher concentrations. We believe we compare favorably with many of our competitors due to the high concentration of helium in the Virginia Gas Project relative to our competitors.

Competitive conditions may be substantially affected by various forms of energy legislation and/or regulation considered from time to time by the South African government. Our larger or more integrated competitors may be able to absorb the burden of existing, and any changes to, international, federal, state and local laws and regulations more easily than we can, which would adversely affect our competitive position. Additionally, other countries may not impose similar laws or regulations on the production of helium. It is not possible to predict the nature of any such legislation or regulation that may ultimately be adopted or its effects upon our future operations. Such laws and regulations may substantially increase the costs of exploring for, developing or producing natural gas and helium, and may prevent or delay the commencement or continuation of a given operation. The effect of these risks cannot be accurately predicted.

Technical Background

What are Isotopes?

Isotopes are two or more types of atoms that have the same atomic number (number of protons in their nuclei) and position in the periodic table (and hence belong to the same chemical element), and that differ in nucleon numbers (mass numbers) due to different numbers of neutrons in their nuclei. While all isotopes of a given element have almost the same chemical properties, they have different atomic masses and physical properties.

The number of protons within the atom’s nucleus is called atomic number and is equal to the number of electrons in the neutral (non-ionized) atom. Each atomic number identifies a specific element, but not the isotope; an atom of a given element may have a wide range in its number of neutrons. The number of nucleons (both protons and neutrons) in the nucleus is the atom’s mass number, and each isotope of a given element has a different mass number. For example, Carbon-12, Carbon-13, and Carbon-14 are three isotopes of the element carbon with mass numbers 12, 13, and 14, respectively. The atomic number of carbon is 6, which means that every carbon atom has 6 protons so that the neutron numbers of these isotopes are 6, 7, and 8 respectively.

There are 23 isotopes of silicon, all of which have 14 protons and between 8 and 30 neutrons. The table below shows a selection of those isotopes. Three isotopes are stable which have mass numbers of 28, 29 and 30 which have 14, 15 and 16 neutrons respectively. The other 20 isotopes are radioactive and decay with short half-lives and are therefore do not typically exist in naturally occurring silicon. In naturally occurring silicon, the isotope with atomic mass of 28 is usually the most abundant, typically accounting for approximately 92.22% of the material. The isotope with atomic mass of 29 typically accounts for 4.69% of the material and the isotope with atomic mass of 30 typically accounts for 3.09% of the material.

Molybdenum has 33 known isotopes, ranging in atomic mass from 83 to 115, as well as four metastable nuclear isomers. Seven isotopes occur naturally, with atomic masses of 92, 94, 95, 96, 97, 98, and 100. All unstable isotopes of molybdenum decay into isotopes of zirconium, niobium, technetium, and ruthenium.

Uranium is a naturally occurring radioactive element that has no stable isotope. It has two primordial isotopes, uranium-238 (“U-238”) and U-235, which have long half-lives and are found in appreciable quantity in the Earth’s crust. The decay product, uranium-234 is also found. Other isotopes such as uranium-233 have been produced in breeder reactors. In addition to isotopes found in nature or nuclear reactors, many isotopes with far shorter half-lives have been produced, ranging from U-214 to U-242 (with the exception of U-220 and U-241). The standard atomic weight of natural uranium is 238.02891 with 99.27% of naturally occurring uranium being the isotope with an atomic mass of 238.

 

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Selected isotopes of Silicon

 

Selected isotopes of Molybdenum

 

Selected isotopes of Uranium

Nuclide

 

Protons

 

Neutrons

 

Isotopic
Mass

 

Half
Life

 

Natural
abundance

 

Nuclide

 

Protons

 

Neutrons

 

Isotopic
Mass

 

Half
Life

 

Natural
abundance

 

Nuclide

 

Protons

 

Neutrons

 

Isotopic
Mass

 

Half
Life

 

Natural
abundance

22

 

14

 

8

 

22.036

 

29 ms

 

 

 

91

 

42

 

49

 

90.912

 

15.49 min

 

 

 

225

 

92

 

133

 

225.029

 

62 ms

 

 

23

 

14

 

9

 

23.025

 

42.3 ms

 

 

 

92

 

42

 

50

 

91.907

 

Stable

 

14.65%

 

226

 

92

 

134

 

226.029

 

269 ms

 

 

24

 

14

 

10

 

24.012

 

140 ms

 

 

 

93

 

42

 

51

 

92.907

 

4000 y

 

 

 

227

 

92

 

135

 

227.031

 

1.1 m

 

 

25

 

14

 

11

 

25.004

 

220 ms

 

 

 

94

 

42

 

52

 

93.905

 

Stable

 

9.19%

 

228

 

92

 

136

 

228.031

 

9.1 m

 

 

26

 

14

 

12

 

25.992

 

2.245 s

 

 

 

95

 

42

 

53

 

94.906

 

Stable

 

15.87%

 

229

 

92

 

137

 

229.034

 

57.8 m

 

 

27

 

14

 

13

 

26.987

 

4.15 s

 

 

 

96

 

42

 

54

 

95.905

 

Stable

 

16.67%

 

230

 

92

 

138

 

230.034

 

20.23 d

 

 

28

 

14

 

14

 

27.977

 

Stable

 

92.22%

 

97

 

42

 

55

 

96.906

 

Stable

 

9.58%

 

231

 

92

 

139

 

231.036

 

4.2 d

 

 

29

 

14

 

15

 

28.977

 

Stable

 

4.69%

 

98

 

42

 

56

 

97.905

 

Stable

 

24.29%

 

232

 

92

 

140

 

232.037

 

68.9 y

 

 

30

 

14

 

16

 

29.974

 

Stable

 

3.09%

 

99

 

42

 

57

 

98.908

 

2.75 d

 

 

 

233

 

92

 

141

 

233.04

 

1.592 e5 y

 

Trace

31

 

14

 

17

 

30.975

 

157.36 min

 

 

 

100

 

42

 

58

 

99.907

 

Stable

 

9.74%

 

234

 

92

 

142

 

234.041

 

2.455 e5 y

 

Trace

32

 

14

 

18

 

31.974

 

153 y

 

trace

 

101

 

42

 

59

 

100.910

 

14.61 m

 

 

 

235

 

92

 

143

 

235.044

 

7.038 e8 y

 

0.72%

33

 

14

 

19

 

32.978

 

6.18 s

 

 

 

102

 

42

 

60

 

101.910

 

11.3 m

 

 

 

236

 

92

 

144

 

236.046

 

2.342 e7 y

 

Trace

34

 

14

 

20

 

33.979

 

2.77 s

 

 

 

103

 

42

 

61

 

102.913

 

67.5 s

 

 

 

237

 

92

 

145

 

237.049

 

6.752 d

 

Trace

35

 

14

 

21

 

34.985

 

780 ms

 

 

 

104

 

42

 

62

 

103.914

 

60 s

 

 

 

238

 

92

 

146

 

238.051

 

4.468 e9 y

 

99.27%

36

 

14

 

22

 

35.987

 

450 ms

 

 

 

105

 

42

 

63

 

104.917

 

35.6 s

 

 

 

239

 

92

 

147

 

239.054

 

23.45 m

 

 

37

 

14

 

23

 

36.993

 

90 ms

 

 

 

106

 

42

 

64

 

105.918

 

8.73 s

 

 

 

240

 

92

 

148

 

240.057

 

14.1 h

 

Trace

38

 

14

 

24

 

37.996

 

90 ms

 

 

 

107

 

42

 

65

 

106.922

 

3.5 s

 

 

 

242

 

92

 

150

 

242.063

 

16.8 m

 

 

 

Methods of Separation and Enrichment of Isotopes

Isotope enrichment is the process of concentrating specific isotopes of a chemical element by removing other isotopes. During the last century, a number of different methods have been developed to separate and enrich isotopes. The current separation or enrichment processes are based either on the atomic weight of the isotope, small differences in chemical reaction rates produced by different atomic weights or are based on properties not directly connected to atomic weight such as nuclear resonances.

Diffusion

Often performed on gases, but also on liquids, the diffusion method relies on the fact that in thermal equilibrium, two isotopes with the same energy will have different average velocities. The lighter atoms (or the molecules containing them) will travel more quickly and be more likely to diffuse through a membrane. The difference in speeds is proportional to the square root of the mass ratio, so the amount of separation is small, and many cascaded stages are needed to obtain high purity. This method is expensive due to the work needed to push gas through a membrane and the many stages necessary.

Centrifugal

Centrifugal methods rapidly rotate the material allowing the heavier isotopes to go closer to an outer radial wall. This too is often done in gaseous form using a Zippe-type centrifuge.

A Zippe-type centrifuge relies on the force resulting from centripetal acceleration to separate molecules according to their mass, and can be applied to most fluids. The dense (heavier) molecules move towards the wall and the lighter ones remain close to the center. The centrifuge consists of a rigid body rotor rotating at high speed. Concentric gas tubes located on the axis of the rotor are used to introduce feed gas into the rotor and extract the heavier and lighter separated streams. For U-235 production, the heavier stream is the waste stream and the lighter stream is the product stream. Modern Zippe-type centrifuges are tall cylinders spinning on a vertical axis, with a vertical temperature gradient applied to create a convective circulation rising in the center and descending at the periphery of the centrifuge. Diffusion between these opposing flows increases the separation by the principle of countercurrent multiplication.

In practice, since there are limits to how tall a single centrifuge can be made, several such centrifuges are connected in series. Each centrifuge receives one input and produces two output lines, corresponding to light and heavy fractions. The input of each centrifuge is the output (light) of the previous centrifuge and the input of the following stage. This produces an almost pure light fraction from the output (light) of the last centrifuge and an almost pure heavy fraction from the output (heavy) of the first centrifuge.

Electromagnetic

Electromagnetic separation is mass spectrometry on a large scale, so it is sometimes referred to as mass spectrometry. It uses the fact that charged particles are deflected in a magnetic field and the amount of deflection depends upon the particle’s mass. It is very expensive for the quantity produced, as it has an extremely low throughput, but it can allow very high purities to be achieved. This method is often used for processing small amounts of pure isotopes for research or specific use (such as isotopic tracers), but is impractical for industrial use.

Laser

In this method, a laser is tuned to a wavelength which excites only one isotope of the material and ionizes those atoms preferentially. The resonant absorption of light for an isotope is dependent upon its mass and certain hyperfine interactions between electrons and the nucleus, allowing finely tuned lasers to interact with only one isotope. After the atom is ionized it can be removed

15


 

from the sample by applying an electric field. This method is often abbreviated as AVLIS (atomic vapor laser isotope separation). This method has only recently been developed as laser technology has improved, and is currently not used extensively.

Chemical Methods

Although isotopes of a single element are normally described as having the same chemical properties, this is not strictly true. In particular, reaction rates are very slightly affected by atomic mass. Techniques using this are most effective for light atoms such as hydrogen. Lighter isotopes tend to react or evaporate more quickly than heavy isotopes, allowing them to be separated. This is how heavy water is produced commercially.

Gravity

Isotopes of carbon, oxygen, and nitrogen can be purified by chilling these gases or compounds nearly to their liquefaction temperature in very tall (200 to 700 feet (61 to 213 m)) columns. The heavier isotopes sink and the lighter isotopes rise, where they are easily collected.

The ASP Technology

ASP technology is proprietary technology originally licensed from Klydon which succeeds earlier work, first detailed in the scientific media in the mid-1970s, relating to an industrial scale enrichment plant for uranium that was constructed utilizing the so-called “stationary-wall centrifuge.” The original technology was highly energy consuming and was not able to compete on an economic basis with other methods of isotope separation. The innovative development of the ASP technology over the past two decades has culminated in a more advanced separation device that we believe can compete on a commercial scale with other methods of isotope separation. The ASP separation device separates both gas species and isotopes in a volatile state via an approximate flow pattern as shown below.

 

img182079381_0.jpg

 

The ASP enrichment process uses an aerodynamic technique similar to a stationary wall centrifuge. The isotope material in raw gas form enters the stationary tube at high speed by tangential injection through finely placed and sized openings in the surface of the tube. The gas then follows a flow pattern that results in two gas vortexes occurring around the geometrical axis of the separator. The isotope material becomes separated in the radial dimension as a result of the spin speed of the isotope material reaching several hundred meters per second. An axial mass flow component in each tube feeds isotope material to the respective ends of the separator where the collection of the portions of isotope material is accomplished.

The advantages of ASP technology are as follows:

No moving parts, with low capital and operating costs in comparison to alternatives.
Compact in size and weight.
Easily scaled to industrial level with number of separation devices added in parallel.
The separation process occurs inside a closed cylindrical container and is a volume technology, i.e., the process efficiency is not affected by poisoning of surface contaminates as is the case for surface separation processes.
ASP operates very efficiently at molecular masses below 100 atomic mass units, unlike other separation processes which are more efficient at higher masses, which ASP can achieve equally well or to a superior degree.
ASP easily separates hydrogen gas from other gas components, e.g., harvesting hydrogen gas from carbon monoxide and carbon dioxide and altering the ratio of syngas mixture.
With the right material choice ASP can handle even the most corrosive gases.

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ASP can separate any isotopes that have a gaseous or volatile chemical compound.
Most of the subsystems are procured from off-the-shelf components.
An ASP plant can be constructed in any country that adheres to the International Atomic Energy Agency (“IAEA”) protocols for the protection of dual use technology.

ASP Plant Configuration

The figure below shows a schematic of an ASP cascade in operation. The cascade consists of several enrichment stages, connected in a 1-up-1-down cascade configuration. The stages can be grouped into segments. (This method of organizing stages is not reflected in the figure)

 

img182079381_1.jpg

 

The bold blue arrows represent flows of the element into and out of the cascade:

H is the product, enriched in the isotope.
L is the tails, stripped of the isotope.
F = FX + FY is the feed stream at natural isotopic composition.
FX is the feed into the product stream of an adjoining stage.
FY is the feed into the tails stream of an adjoining stage.

Each stage in the cascade is operated in one of two configurations:

(1)
A net backward flow of the isotope: Xi > Yi. These stages are referred to as “product,” situated in the so-called “product cascade section,” and their flows are marked with an “H” subscript.
(2)
A net forward flow of isotope: Xi < Yi. These stages are referred to as “tails,” situated in the so-called “tails cascade section,” and their flows are marked with an “L” subscript.

The red arrows represent the addition or extraction of carrier gas from the process. The arrows have been added for clarity and orientation, but the mass flows of the carrier gas will be ignored in the rest of the discussion as it pertains to the isotope mass flows only (as represented by the blue arrows). The carrier gas mass flows can be superimposed on any isotope mass balance using the molar mass characteristics of the ASP stages (see below).

The block marked “GS” represents the gas separator: a piece of equipment used to separate the carrier gas from the element of interest to the degree necessary to provide a suitable reflux stream to the tails cascade section.

The blue squares are simply suitable areas where streams can be split or mixed.

An ASP stage is characterized by functions of Y, the flow of isotope in its tails stream. The characteristics of interest are:

α(Y): the separation factor between the tails and product streams.
MY(Y): the molar mass of the tails stream.
MX(Y): the molar mass of the product stream.

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P(Y): the stage’s power usage.
X(θ,Y): the flow of Zinc in the product stream, where θ = Y/(X+Y) is the cut defined in terms of isotope flows.

Note the following:

α is the ratio of the tails and product stream abundance ratios.
Y, X(θ,Y) and α(Y) describe the stage’s behaviour with regards to Zinc, while MY(Y) and MX(Y) defines its behaviour with regards to the carrier gas.
P, the stage’s power usage, depends on the ASP separator, but also on factors such as compressor efficiency, friction losses etc. It is therefore a partial function of stage design.
It is possible to define Pmin, the theoretical minimum energy usage of a stage, by assuming 100% efficient compressors and no losses in the stage. Pmin is a function of the ASP separator only. In practice P is a more useful metric, as the contribution of compressor inefficiencies to power consumption is significant.
Except for X, the stage’s characteristics are not defined in terms of the cut θ, as they are simply not sensitive to it above a certain lower limit θmin. In practice θmin is small enough that it has no influence on the normal operating envelope of the stage.
X is per definition a function of Y via θ as indicated.

The cut of an ASP stage can be dynamically adjusted to any value larger than θmin, allowing its operating point to be changed online during production.

All stages in the product cascade section are operated at the same point < XH,YH >, where XH > YH, ensuring that a net backward flow of the process element, H = XH — YH is achieved. This corresponds to a cut of less than 50% and ensures a positive flow of enriched product.

All stages in the tails cascade section are operated at the same point < XL,YL >, where XL < YL, ensuring that a net backward flow of the process element, L = XL — YL is achieved. This corresponds to a cut of more than 50% and ensures a positive flow of stripped tails.

Depending on the production requirements of the cascade the product and tails section operation points can be moved relative to each other during production, obtaining different combinations of H and L (and therefore different feeds F = H + L). The smaller H (or L) is chosen, the closer the product (or tails) section cut moves to 50%. If all stages are operated at a cut of 50%, the cascade is operated at full reflux, no product, tails, or feed streams are present, and the maximum process element concentration gradient will exist.

ASP Technology In Use

The scientists at Klydon had constructed two ASP plants for the enrichment of oxygen-18 and Si-28 in Pretoria, South Africa, which were commissioned in October 2015 and July 2018, respectively. We believe the success of the enrichment of oxygen-18 and silicon-28 has demonstrated the efficacy and commercial scalability of the ASP technology. We have completed the commissioning phase and are commencing commercial production at our C-14 enrichment facility and our “multi-isotope” enrichment plant, which has its initial production run designated for enriched Si-28. We are targeting initial commercial shipments of enriched C-14 mid-2026 and initial commercial shipments of enriched Si-28 during the second quarter of 2026.

QE Technology

Isotopes of every element have unique spectroscopic “signatures” defined by the electromagnetic radiation or “light” absorbed by their atoms from electron transitions. QE separates two isotopes by taking advantage of the slight differences in the transition energy between two isotopes. This method is described as a “quantum mechanics” method. In principle, Quantum Enrichment can separate isotopes of most elements, achieving desired enrichment in a single step.

The atomic vapor laser isotope separation method (“AVLIS”), which is the forerunner of the QE technology, proposed by Letokhov et al. (1977), has been in progress during the last 45 years. The main efforts during these years were devoted to attempts to get a nuclear fuel for industrial nuclear reactors.

Laser based isotope selective excitation followed by ionization and collection using electro-magnetic fields offers one of the most efficient techniques for isotope enrichment/denaturing. In the laser isotope separation process, atoms of the target isotope in

18


 

vapor stream get ionized after interaction with a tuned laser beam. Ionized atoms are separated from the main vapor stream by electrostatic field. In our Quantum Enrichment facility, a resistive heating system has been designed to evaporate Ytterbium by sublimation at temperature in the range of 500o C to 700o C to provide adequate Ytterbium vapor atoms for laser interaction.

During the process, the vapor jet comes out from the source to reach sonic speed at the exit plane, then it expands supersonically into vacuum. A thickness monitor reading gives average arrival rate of atomic vapor in terms of thickness per unit time (A/sec).

At the heart of laser-based isotope enrichment lies a proficient multi-step isotope selective photoionization scheme giving optimum selectivity and product yield. Ytterbium has two valence electrons and very few transitions originating from its ground level. Its ionization potential is 6.254eV. This necessitates selection of a three-step photoionization scheme for selective photoionization of its isotopes using the available laser infrastructure supporting visible range of spectrum.

Dye lasers offer the best suitable choice for enrichment process as they suffice to all the requirements of the process like wavelength tunability, high power generation at high repetition rates.

Diode Pumped Solid State Green Lasers with ~3GHz line width in multi-mode operation are used to pump the dye lasers.

The temporal delays between the pulses from the three lasers were arranged to ensure their sequential arrival in the interaction region with delay of several ns.

We believe QE technology is superior to AVLIS with optimized spectroscopy utilization and superior laser beam shaping.

The key advantages include:

high selectivity,
suitability for vaporized metals,
relatively low capital cost, and
modular design which limits scalability risk.

Nuclear Medicine

Nuclear medicine is a medical specialty that utilizes radioactive isotopes, referred to as radionuclides, to diagnose and treat disease. These radionuclides are incorporated into radiopharmaceuticals and introduced into the body by injection, swallowing, or inhalation. Physiologic/metabolic processes in the body concentrate the tracers in specific tissues and organs; the radioactive emissions from the tracers can be used to noninvasively image these processes or kill cells in regions where radionuclides have concentrated.

Other types of noninvasive diagnostic procedures — for example, computed tomography (“CT”) and magnetic resonance imaging (MRI) — can detect anatomical changes in tissues and organs as the result of disease. Nuclear medicine procedures can often detect the physiological and metabolic changes associated with disease before any anatomical changes occur. Such procedures can be used to identify disease at early stages and evaluate patients’ early responses to therapeutic interventions.

Single Photon Emission Computed Tomography (“SPECT”) generates three-dimensional (“3D”) images of tissues and organs using radionuclides that emit gamma rays; the most used radionuclide is Technitium-99m (“Tc-99m”), often referred to as the ‘work-horse’ of nuclear medicine. Individual gamma rays emitted from the decay of these radionuclides (i.e., single photon emissions) are detected using a gamma camera. This camera technology is used to obtain two-dimensional (“2D”) images; 3D SPECT images are computer generated from many 2D images recorded at different angles.

19


 

Positron Emission Tomography (“PET”) generates 3D images of tissues and organs using tracers that emit positrons (i.e., positive electrons): for example, fluorine-18 (“F-18”). Annihilation reactions between the positrons from these radionuclides and electrons present in tissues and organs produce photons. (Two photons are emitted simultaneously for each annihilation reaction and essentially travel in opposite directions.) The photon pairs are detected with a camera having a ring of very fast detectors and electronics. PET images generally have a higher contrast and spatial resolution than do SPECT images. However, PET equipment is more expensive and therefore not as widely available as SPECT equipment. Additionally, most PET tracers have short half-lives (e.g., Nitrogen-13: 10 minutes, Carbon-11: 20 minutes, and F-18: 110 minutes), so they must be produced close to their point of use.

Radionuclide therapy can be used to treat conditions such as hyperthyroidism, thyroid cancer, prostate cancer, skin cancer and blood disorders. In nuclear medicine therapy, the radiation treatment dose is administered internally (e.g. intravenous or oral routes) or externally direct above the area to treat in form of a compound (e.g. in case of skin cancer). The radiopharmaceuticals used in nuclear medicine therapy emit ionizing radiation that travels only a short distance, thereby minimizing unwanted side effects and damage to noninvolved organs or nearby structures. Most nuclear medicine therapies can be performed as outpatient procedures since there are few side effects from the treatment and the radiation exposure to the general public can be kept within a safe limit.

ASP Technology for Carbon-14 Enrichment

C-14 is a radioactive isotope of carbon with a half-life of 5,700 years that has a natural abundance of 1 part per trillion. The different isotopes of carbon do not differ appreciably in their chemical properties. This resemblance is used in chemical and biological research, in a technique called carbon labeling: C-14 atoms can be used to replace nonradioactive carbon, in order to trace chemical and biochemical reactions involving carbon atoms from any given organic compound.

C-14 could be obtained from waste by-products in certain nuclear reactors. In June 2023, we entered into a multi-year supply agreement with a Canadian Customer for the supply of C-14, which will be produced from our facility that was completed in March 2023. The customer agreed to supply C-14 in the form of carbon dioxide gas as feedstock. We will then convert the carbon dioxide gas into methane under a chemical converting contract entered in June 2023. We will then enrich the methane to greater than 85% C-14 under a tolling agreement, also entered in June 2023. Finally, we will convert the enriched methane back into enriched carbon dioxide under a chemical converting contract. We have received an initial supply of feedstock from our customer and have started the enrichment of C-14. The tolling agreement has a minimum “take or pay” amount of approximately $2.5 million per year, supported by a bank letter of guarantee. In September 2023, we entered into a Memorandum of Understanding with the same customer to separate Deuterium and Tritium currently stored at nuclear sites within Canada. The timing and commercial implications of this Memorandum of Understanding are subject to future agreement between the parties.

ASP Technology for Silicon-28 Enrichment

Si-28 is a stable isotope of silicon. Isotopically enriched Si-28 is regarded as an ideal host material for semiconducting quantum computing due to the lack of Si-29 nuclear spins. The presence of Si-29 in concentrations above 500 parts per million (ppm) (0.05%) prevents effective performance. The lower the concentration of Si-29, the better a silicon quantum processor will perform in terms of computational power, accuracy and reliability. Unlike traditional centrifuges, which are suited to enriching gases with a high molecular mass, ASP technology is highly suited to enriching gases with a low molecular mass such as silane (SiH4), a gaseous compound that contains silicon.

Quantum computers are expected to be thousands or millions of times more powerful than the most advanced of today’s conventional computers, opening new frontiers and opportunities in many industries, including medicine, artificial intelligence, cybersecurity, global logistics and global financial systems.

We have entered into three purchase agreements for highly enriched Si-28. The first is with a U.S. semiconductor company. The second is with a global industrial gas company. The third is with a large U.S. buyer.

QE Technology for Ytterbium-176 Enrichment

Yb-176 is a stable isotope of ytterbium, that is commonly used to produce Lutetium-177 (“Lu-177”). Lu-177 is a medical isotope used in targeted radionuclide therapy for treating neuroendocrine tumors and prostate cancer. Lu-177 is a medium energy beta emitter (Eβ = 0.149 keV). It is quite damaging, but only deposits its energy within a short range, decreasing collateral damaging effects to normal tissues. It has a half-life of 6.7 days and is compatible with various targeting agents, ranging from short peptides to large biomolecules. The half-life also allows for transport over longer distances and on-site preparation of pharmaceuticals.

20


 

Lu-177 can be produced in two ways, either directly by irradiation of lutetium-176 (“Lu-176”) or indirectly by irradiation of Yb-176. The irradiation of Lu-176 leads directly to Lu-177, while irradiation of Yb-176 will lead to the production of the short-lived intermediate radioisotope ytterbium-177 (“Yb-177”), which decays to Lu-177.

Using the direct method in which Lu-176 is irradiated, the Lu-177 is produced in a matrix (‘carrier’) of Lu-176, because only part of the Lu-176 is converted to Lu-177. This form of Lu-177 is called carried added. Also, the direct method leads to small amounts of the radioactive impurity Lu-177m. This lowers the radionuclide purity of Lu-177 and complicates the radiation protection and disposal of Lu-177 waste in hospitals.

The advantage of the direct production route is that it can create Lu-177 in high quantities by irradiating as little as 1 mg of Lu-176. On the other hand, the desired Lu-177 cannot be chemically isolated from the target material Lu-176, as they are isotopes of the same element. This is problematic as the lutetium administered to the patient should preferably only contain the ‘useful’ Lu-177. If it contains largely ‘useless’ Lu-176, the effectiveness of the treatment will diminish.

The indirect method, where Yb-176 is irradiated, does not generate this extra isotope. The Lu-177 is produced in a matrix of ytterbium, which is separated from the lutetium by a chemical process after irradiation. Therefore, it leads to Lu-177 no carrier added. In the indirect production route, Lu-177 differs from the target material Yb-176 and can be isolated chemically in no carrier added form.

QE Technology for Uranium Enrichment

We believe our QE technology is capable of enriching Uranium, which we may be able to commercialize as a nuclear fuel component for use in the new generation of HALEU-fueled small modular reactors that are now under development for commercial and government uses.

Uranium is a naturally occurring element and is mined from deposits located in Kazakhstan, Canada, Australia, and several other countries including the United States. According to the World Nuclear Association (“WNA”), there are adequate measured resources of natural uranium to fuel nuclear power at current usage rates for about 90 years. In its natural state, uranium is principally comprised of two isotopes: U-235 and U-238. The concentration of U-235 in natural uranium is only 0.711% by weight. Most commercial nuclear power reactors require Low Enriched Uranium (“LEU”) fuel which has a U-235 concentration greater than natural uranium and up to 5% by weight. Future reactor designs currently under development will likely require higher U-235 concentration levels of greater than 5% and below 20% (referred to as HALEU – High Assay Low Enriched Uranium). Uranium enrichment is the process by which the concentration of U-235 is increased (see discussion on HALEU demand below).

Separative work units (“SWU”) is a standard unit of measurement that represents the effort required to transform a given amount of natural uranium into two components: enriched uranium having a higher percentage of U-235 and depleted uranium having a lower percentage of U-235. The SWU contained in LEU is calculated using an industry standard formula based on the physics of enrichment. The amount of enrichment deemed to be contained in LEU under this formula is commonly referred to as its SWU component and the quantity of natural uranium deemed to be contained in LEU under this formula is referred to as its uranium or “feed” component. Currently, it is fairly common practice to purchase both the SWU and uranium components of LEU from the enrichment company. Therefore, LEU prices typically consist of three components: SWU, Conversion and uranium ore concentrate.

The following outlines the steps for converting natural uranium into LEU fuel, commonly known as the nuclear fuel cycle:

Mining and Milling. Natural, or unenriched, uranium is removed from the earth in the form of ore and then crushed and concentrated.
Conversion. Uranium ore concentrates (“UO”) are combined with fluorine gas to produce uranium hexafluoride (“UF”), a solid at room temperature and a gas when heated. UF is shipped to an enrichment plant.
Enrichment. UF is enriched in a process that increases the concentration of the U isotope in the UF from its natural state of 0.711% up to 5%, or LEU, which is usable as a fuel for current light water commercial nuclear power reactors. Future commercial reactor designs may use uranium enriched up to 20% U-235, or HALEU.
Fuel Fabrication. LEU is then converted to uranium oxide and formed into small ceramic pellets by fabricators. The pellets are loaded into metal tubes that form fuel assemblies, which are shipped to nuclear power plants. As the advanced reactor market develops, HALEU may be converted to uranium oxide, metal, chloride or fluoride salts, or other forms and loaded into a variety of fuel assembly types optimized for the specific reactor design.
Nuclear Power Plant. The fuel assemblies are loaded into nuclear reactors to create energy from a controlled chain reaction. Nuclear power plants generate approximately 20% of U.S. electricity and 10% of the world’s electricity.

21


 

Used Fuel Storage. After the nuclear fuel has been in a reactor for several years, its efficiency is reduced and the assembly is removed from the reactor’s core. The used fuel is warm and radioactive and is kept in a deep pool of water for several years. Many utilities have elected to then move the used fuel into steel or concrete and steel casks for interim storage.

The World is Transitioning to Newer Smaller Reactors

As the world transitions to a decarbonized electric grid, society is gradually decreasing its reliance on fossil fuels and increasing its reliance on “clean energy.” There appears to be bipartisan support for the growth of nuclear energy. Nuclear power, through the operating light water reactor fleet and the deployment of advanced reactors, is poised to be an increasing contributor to carbon-free energy in the U.S. and internationally. The United States leads the world in technology innovation with more developers of advanced reactors than any other country.

SMRs are advanced nuclear reactors that have a power capacity of up to 300 MW(e) per unit, which is about one-third of the generating capacity of traditional nuclear power reactors. SMRs, which can produce a large amount of low-carbon electricity, are:

Small — physically a fraction of the size of a conventional nuclear power reactor.
Modular — making it possible for systems and components to be factory-assembled and transported as a unit to a location for installation.
Reactors — harnessing nuclear fission to generate heat to produce energy.

Many of the benefits of SMRs are inherently linked to the nature of their design — small and modular. Given their smaller footprint, SMRs can be sited on locations not suitable for larger nuclear power plants. Prefabricated units of SMRs can be manufactured and then shipped and installed on site, making them more affordable to build than large power reactors, which are often custom designed for a particular location, sometimes leading to construction delays. SMRs offer savings in cost and construction time, and they can be deployed incrementally to match increasing energy demand.

In comparison to existing reactors, proposed SMR designs are generally simpler, and the safety concept for SMRs often relies more on passive systems and inherent safety characteristics of the reactor, such as low power and operating pressure. This means that in such cases no human intervention or external power or force is required to shut down systems, because passive systems rely on physical phenomena, such as natural circulation, convection, gravity and self-pressurization. These increased safety margins, in some cases, eliminate or significantly lower the potential for unsafe releases of radioactivity to the environment and the public in case of an accident.

SMRs have reduced fuel requirements. Power plants based on SMRs may require less frequent refueling, every 3 to 7 years, in comparison to between 1 and 2 years for conventional plants. Some SMRs are designed to operate for up to 30 years without refueling. SMRs are under construction or in the licensing stage in many countries including Argentina, Canada, China, Russia, South Korea and the United States of America.

Within the last five years significant legislation supporting the development and deployment of advanced reactors has been enacted: the Nuclear Innovation and Modernization Act, the Nuclear Energy Innovation and Capabilities Act, the Energy Act of 2020 and the Infrastructure Investment and Jobs Act. In addition, Congress established and funded the Advanced Reactor Demonstration Program which now supports two advanced reactor demonstrations to be deployed within seven years and eight other advanced reactor projects.

SMRs will require a different grade of enriched Uranium

Many advanced reactors, including the majority of the Advanced Reactor Demonstration Program awardees, will require HALEU, and fuel forms very different from those manufactured for the current Light Water Reactors (LWRs). For example, the current generation of LWRs uses fuel enriched to less than 5% U-235. In contrast, many advanced non-LWR designs require enrichments between 5% and 20% with most above 10%.

Currently it is not possible to purchase HALEU between 10% and 20% from a commercial enricher in the United States. In the U.S., the infrastructure for the front-end of the fuel cycle for the utilization of low enriched uranium up to 5% U-235 is well defined. The U.S. has mining, conversion, enrichment, fabrication, and transportation capability. However, the infrastructure for producing and utilizing HALEU, in particular enrichments above 10%, is not established in the U.S. The mining and conversion infrastructure are common to all enrichment levels.

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In 2020, the DOE selected two companies for awards under the Advanced Reactor Demonstration Program (ARDP) Pathway 1: Advanced Reactor Demonstrations. Both reactor designs require HALEU and can be operational in about seven years. Today, it is estimated that the companies selected for the demonstration pathway will require HALEU for their reactors beginning in the late 2020's to support fuel fabrication ahead of reactor startup. In addition, one of the companies under Pathway 2: Risk Reduction for Future Demonstrations will require HALEU in the 2026-2027 timeframe and other companies in Pathway 2 and 3 of the ARDP will also require HALEU. Privately funded companies are also working to deploy HALEU fueled reactors by the mid-2020s.

The Nuclear Energy Institute ("NEI") believes that it is virtually impossible for HALEU to be provided to these companies in the needed quantities and timeframes from DOE inventories or commercial enrichers located in the U.S or Western Europe. Therefore, acquiring HALEU from other international suppliers will be required in the near term to support the larger goal of deploying advanced reactors in the U.S. in a timely manner. Deploying these reactors before 2030 will support climate goals and position the U.S. to be a strong exporter of advanced reactor technology. Per the recent NEI white paper, a robust domestic HALEU infrastructure is necessary to support both the domestic deployment of advanced reactors and the export of U.S. advanced reactor technologies requiring HALEU.

In a letter to the DOE captioned “Updated Need for High-Assay Low Enriched Uranium” dated December 20, 2021, the NEI provided an estimate of what U.S. HALEU demand may be during the next 15 years by companies denoted A to J:

Estimated Annual Requirements for High Assay Low Enriched Uranium to 2035 (MTU/yr)

 

Company

 

A

 

 

B

 

 

C

 

 

D

 

 

E

 

 

F

 

 

G

 

 

H

 

 

I

 

 

J

 

 

Total

 

 

Cumulative

 

Year

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2022

 

 

0.1

 

 

 

0.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.2

 

 

 

 

 

 

1.1

 

 

 

0.0

 

 

 

1.8

 

 

 

1.8

 

2023

 

 

0.1

 

 

 

3.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.4

 

 

 

0.1

 

 

 

7.7

 

 

 

9.5

 

2024

 

 

1.0

 

 

 

5.6

 

 

 

0.2

 

 

 

3.0

 

 

 

 

 

 

 

 

 

1.5

 

 

 

 

 

 

6.6

 

 

0.1

 

 

 

18.0

 

 

 

27.5

 

2025

 

 

1.0

 

 

 

3.8

 

 

 

0.4

 

 

 

3.0

 

 

 

 

 

 

5.0

 

 

 

 

 

 

 

 

 

11.0

 

 

1.6

 

 

 

25.8

 

 

 

53.3

 

2026

 

 

1.0

 

 

 

15.1

 

 

 

 

 

 

4.9

 

 

 

 

 

 

10.0

 

 

 

2.0

 

 

 

24.2

 

 

 

13.2

 

 

 

1.7

 

 

 

72.1

 

 

 

125.4

 

2027

 

 

1.0

 

 

 

26.5

 

 

 

 

 

 

7.9

 

 

 

 

 

 

 

 

 

4.0

 

 

 

24.2

 

 

 

13.2

 

 

 

1.9

 

 

 

78.7

 

 

 

204.1

 

2028

 

 

1.0

 

 

 

37.8

 

 

 

 

 

 

16.6

 

 

 

 

 

 

13.0

 

 

 

23.0

 

 

 

24.2

 

 

 

13.2

 

 

 

2.0

 

 

 

130.8

 

 

 

334.9

 

2029

 

 

1.0

 

 

 

26.3

 

 

 

1.8

 

 

 

30.5

 

 

 

17.0

 

 

 

18.0

 

 

 

14.0

 

 

 

24.2

 

 

 

16.5

 

 

 

2.4

 

 

 

151.7

 

 

 

486.6

 

2030

 

 

1.0

 

 

 

34.4

 

 

 

1.8

 

 

 

40.4

 

 

 

46.0

 

 

 

18.0

 

 

 

30.0

 

 

 

24.2

 

 

 

16.5

 

 

 

2.7

 

 

 

215.0

 

 

 

701.6

 

2031

 

 

23.0

 

 

 

42.5

 

 

 

6.2

 

 

 

53.0

 

 

 

29.0

 

 

 

22.0

 

 

 

33.0

 

 

 

24.2

 

 

 

16.5

 

 

 

2.9

 

 

 

252.3

 

 

 

954.0

 

2032

 

 

35.0

 

 

 

52.9

 

 

 

12.5

 

 

 

67.6

 

 

 

46.0

 

 

 

40.0

 

 

 

50.0

 

 

 

48.4

 

 

 

19.8

 

 

 

3.1

 

 

 

375.3

 

 

 

1,329.2

 

2033

 

 

47.0

 

 

 

63.5

 

 

 

32.2

 

 

 

82.1

 

 

 

46.0

 

 

 

32.0

 

 

 

80.0

 

 

 

48.4

 

 

 

19.8

 

 

 

3.2

 

 

 

454.2

 

 

 

1,783.4

 

2034

 

 

58.0

 

 

 

76.1

 

 

 

62.4

 

 

 

96.7

 

 

 

46.0

 

 

 

36.0

 

 

 

80.0

 

 

 

48.4

 

 

 

19.8

 

 

 

3.7

 

 

 

527.1

 

 

 

2,310.5

 

2035

 

 

70.0

 

 

 

90.9

 

 

 

96.

 

 

 

112.4

 

 

 

91.0

 

 

 

29.0

 

 

 

50.0

 

 

 

48.4

 

 

 

22.0

 

 

 

4.1

 

 

 

613.8

 

 

 

2,924.3

 

 

Notes:

The material needs listed above are in metric tons of uranium per year and are a small amount compared to the approximately 2000 MTU used annually by the existing fleet of reactors.
The material needs listed above include enrichments between 10.9% and 19.75% U-235.
The year the material is needed is for fuel fabrication. Insertion in the reactor and reactor operations will occur in a later year.
The material needs that are less than 1 MTU/year are for irradiation samples, lead test rods and lead test fuel assemblies.
The material needs represent a few scenarios
o
The deployment of an advanced fuel design for the existing fleet of light-water reactors.
o
The deployment of multiple reactors of the same design that will not require refueling for many years.
o
The deployment of reactors that have annual refueling requirements.
These reactors include a range of sizes from a few Megawatt electric to 100s of Megawatt electric.
The data above does not include utilities that are considering enrichment between 5% and 10%.

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QE Technology is ideally suited to the production of HALEU

We believe that we are in a very different position compared to many of the entrenched domestic and international enrichers. Our innovative isotope enrichment process has a number of advantages over traditional gas centrifuges and other novel approaches currently being explored by other companies: cheaper in capital expenditures, faster in construction, more flexible in design and location.

We estimate that the capital cost of constructing a QE technology plant for uranium enrichment is approximately 75% cheaper than that of a traditional gas centrifuge enrichment facility. Our manufacturing plants are modular, so our construction time is likely faster and more flexible than competing technologies. Our enrichment facilities are smaller than traditional gas centrifuges which means we can place them near fuel fabrication facilities for enhanced security of production and transportation. Our operating costs of enriching uranium to 15.5% - 19.75% U-235 should be comparable to or cheaper than costs for other methods of uranium enrichment.

The table below represents management’s estimated comparison of the QE technology with a traditional gas centrifuge.

 

 

QE Technology Plant

 

Gas Centrifuge

Separation mechanism

 

Enhanced resonant multiphoton ionization

 

Differential diffusion

Capital Cost per plant

 

<$100 million

 

>$800 million

Energy use (kWh) per SWU

 

<40

 

50-240

Construction time

 

2-3 years

 

2-3 years

Levelized cost per SWU*

 

<$50

 

$140

 

* for enrichment from 0.71% U235 to 5% U235

We have completed the commissioning phase and producing commercial samples at our Yb-176 enrichment facility using the QE technology in Pretoria, South Africa. This plant will provide us with valuable experience in the construction of QE technology facilities in the future. Many of the control systems, compressors, lasers and hardware used in a uranium enrichment facility would be similar to parts used in this Yb-176 enrichment facility.

We expect the construction of a Uranium Enrichment facility would take approximately 30 months and the production volume would gradually ramp up to the final capacity of 20 metric tons per year. Importantly, subject to licensure, we believe we can produce quantities of HALEU by 2027 for fuel testing and evaluation by developers of SMRs and other advanced reactors currently in development. We believe that we can supply HALEU at a price lower than the HALEU currently imported from international enrichers and considerably lower than any potential domestic supply that may evolve. In the period since our inception to date, we have not applied our enrichment technologies to the enrichment of U-235, nor received permission or regulatory approval to conduct testing of our enrichment technologies on uranium, except for the activities contemplated by the Services Contract with Necsa. Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of uranium could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176.

Intellectual Property

Our business will depend on our proprietary ASP technology and QE technology. Enrichment is among the most sensitive nuclear technologies because it can produce weapons-grade materials, and our technology is highly controlled and subject to limitations on public disclosure or export. We believe patent protection in the United States for such sensitive nuclear technology developed in South Africa would be unusual, if even possible. To date, we have relied exclusively on trade secrets and other intellectual property laws, non-disclosure agreements with our respective employees, consultants, vendors, potential customers and other relevant persons and other measures to protect our intellectual property, and intend to continue to rely on these and other means. As we transition into the commercialization of isotopes, we envision our intellectual property and its security becoming more vital to our future. Pursuing patent protection remains part of the intellectual property protection philosophy and strategy and the advisability of establishing provisional patent rights is continuously assessed on a case-by-case basis in respect of both conceptual aspects and the specific applications thereof. Such assessments are made in consultation with regulatory bodies and with due consideration to the prospects of successfully obtaining patent protection in light of any disclosure constraints that are imposed by such bodies. To date, we have not determined that patent protection is appropriate or viable in light of these considerations.

Regulatory Environment

We are subject to a variety of laws and regulations, including but not limited to those of the United States and South Africa, that impose regulatory systems that govern many aspects of our operations, including our research and development activities

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involving the enrichment of isotopes in South Africa. In addition, these jurisdictions impose trade controls requirements that restrict trade to comply with applicable export controls and economic sanctions laws and requirements, and legal requirements that are intended to curtail bribery and corruption.

There are a number of regulators and treaties that govern and control our business and industry. The two principal ones that control and regulate the manufacturing of isotopes at our isotope enrichment facility in South Africa are the IAEA and the Nuclear Non-Proliferation Treaty (Treaty on Non-Proliferation of Nuclear Weapons) (“NPT").

The IAEA is an international organization that seeks to promote the peaceful use of nuclear energy, and to inhibit its use for any military purpose, including nuclear weapons. The IAEA was established as an autonomous organization on July 29, 1957. Though established independently of the United Nations through its own international treaty, the IAEA Statute, the IAEA reports to both the United Nations General Assembly and Security Council. The IAEA statute currently has 173 member states, including South Africa.

The IAEA is authorized to conclude agreements with member states, in terms of which agreements the agency would perform certain functions and the relevant member states would be placed under certain obligations. The IAEA has concluded an extensive suite of agreements with South Africa. These agreements can be viewed on the website of the IAEA (https://www.iaea.org/resources/legal/country-factsheets) and include agreements that govern the physical protection of nuclear material, the notification of nuclear accidents, assistance in the case of nuclear accidents, nuclear safety, civil liability, and technical cooperation.

The NPT is an international treaty whose objective is to prevent the spread of nuclear weapons and weapons technology, to promote cooperation in the peaceful uses of nuclear energy, and to further the goal of achieving nuclear disarmament and general and complete disarmament. Our South African subsidiary is registered with the South African Council for the Non-Proliferation of Weapons of Mass Destruction in terms of the Non-Proliferation of Weapons of Mass Destruction Act, 1993. Representatives from the South African Council for the Non-Proliferation of Weapons of Mass Destruction regularly inspect our isotope enrichment facility and conduct tests to monitor the activities that are taking place at our isotope enrichment and production facilities.

In South Africa, government Notice 493 relates to nuclear-related dual-use equipment, materials and software and related technologies which can be used in their entirety or in part for the separation of uranium isotopes. ASP technology is classified as a dual use technology under the protocols of the IAEA and, as such, is subject to the controls that are implemented under these protocols. These controls comprise requirements that include:

membership of the IAEA and adherence to its protocols;
membership of the Nuclear Suppliers Group (NSG) and adherence to its protocols;
agreement to an “additional protocol” in light of uranium enrichment capabilities;
local laws that require permits for possession, operation and commercialization and regular reporting;
ad hoc inspections by the IAEA on 24 hour and in some cases 2 hours pre-warning;
requirement for proposed patent applications to be approved at ministerial level; and
cross-border technology transfer to be handled by the respective governments and approved by IAEA.

These regulations place strict limitations on what we can and cannot do. Security measures at our production facility and our offices are stringent. Access to our manufacturing plants are highly controlled. All employees and all visitors to the manufacturing plant are pre-screened by the South African Council for the Non-Proliferation of Weapons of Mass Destruction before being allowed employment or entry into the facility. Some of our suppliers also need to be registered with the South African Council for the Non-Proliferation of Weapons of Mass Destruction. Many of our computer systems are not connected to the external internet and confidential information is secured at a controlled location.

Some of our future isotopes may be regulated by healthcare regulators such as the U.S. Food and Drug Administration (“FDA”) in the USA, Health Canada in Canada, the European Medicines Agency (“EMA”) in Europe and similar regulators in other countries.

U.S. laws restrict the ability of U.S. companies, U.S. citizens and U.S. permanent residents, or U.S. persons, from involvement in certain types of transactions with countries, businesses and individuals that have been targeted by U.S. economic sanctions. For example, U.S. persons are precluded from undertaking virtually any activity of any kind on the part of any U.S. person with regard to any potential or actual transactions involving Cuba, Iran and Sudan without the prior approval of the U.S. Department of Treasury’s Office of Foreign Assets Control, or OFAC. OFAC also administers U.S. sanctions against a lengthy list of entities and

25


 

individuals, wherever they may be located, that the United States considers to be closely associated with these sanctioned countries or that are considered terrorists or traffickers in either narcotics or weapons of mass destruction. Furthermore, U.S. economic sanctions forbid U.S. persons from circumventing direct U.S. restrictions or from facilitating transactions by non-U.S. persons if those activities are forbidden to U.S. persons. Penalties for violating provisions such as these can include significant civil and criminal fines, imprisonment and loss of tax credits or export privileges.

The Foreign Corrupt Practices Act of 1977, or the FCPA, as amended by the Omnibus Trade and Competitiveness Act of 1988 and the International Anti-Bribery and Fair Competition Act of 1998, makes it a criminal offense for a U.S. corporation or other U.S. domestic concern to make payments, gifts or give anything of value directly or indirectly to foreign officials for the purpose of obtaining or retaining business, or to obtain any other unfair or improper advantage. In addition, the FCPA imposes accounting standards and requirements on publicly traded U.S. corporations and their foreign affiliates, which are intended to prevent the diversion of corporate funds to the payment of bribes and other improper payments, and to prevent the establishment of “off books” slush funds from which such improper payments can be made. We are also subject to laws and regulations covering subject matter similar to that of the FCPA that have been enacted by countries outside of the United States. For example, the Convention on Combating Bribery of Foreign Public Officials in International Business Transactions was signed by the members of the Organization for Economic Cooperation and Development and certain other countries in December 1997. The Convention requires each signatory to enact legislation that prohibits local persons and firms from making payments to foreign officials for the purpose of obtaining business or securing other unfair advantages from foreign governments. Failure to comply with these laws could subject us to, among other things, penalties and legal expenses, which could harm our reputation and have a material adverse effect on our business, financial condition and results of operations.

Compliance with the myriad of export control laws of the various jurisdictions in which we do business is a challenge for any company involved in export activities within the nuclear and defense end markets. We have compliance systems in our U.S. and non-U.S. subsidiaries to identify those products and technologies that are subject to export control regulatory restrictions and, where required, we obtain authorization from relevant regulatory authorities for sales to foreign buyers or for technology transfers to foreign consultants, companies, universities or foreign national employees. We also have a compliance system that is intended to proactively address potential compliance issues including those related to export control, trade sanctions and embargoes, as well as anti-bribery situations, and we are implementing this through such mechanisms as training, formalizing contracting processes, performing diligence on agents and continuing to improve our record-keeping and auditing practices with respect to third-party relationships and otherwise. Thus far, as part of our compliance system, for instance, we have developed a Code of Ethics and Conduct that informs all of our employees of their compliance obligations. Furthermore, we have developed an ethics and conduct training program that all of our employees are required to undertake, as well as other targeted compliance training relevant to their position, such as specific FCPA training for all of our worldwide senior employees. Violations of any of the various U.S. or non-U.S. export control laws can result in significant civil or criminal penalties, or even loss of export privileges, as mentioned above. We recognize that an effective compliance program can help protect the reputation and relationship of a regulated company with the regulatory agencies administering these laws and regulations. In the United States, each of the regulatory agencies administering these laws and regulations has a voluntary disclosure program that offers the possibility of significantly reduced penalties, if any are applicable, and we intend to use these programs as part of our overall compliance program, as necessary.

Employees

As of December 31, 2025, we employed 271 people on a full-time basis. Of the total employees, 21 employees are in research and development, 122 employees are in engineering, construction and manufacturing, 54 employees are in plant operations and 74 employees are in general management. None of our employees are subject to collective bargaining agreements. We consider our relationship with our employees to be good.

Facilities

Our headquarters is located in leased offices in Dallas, Texas. We lease facilities in Pretoria, South Africa and Hong Kong for production, research and development and offices. One leases have terms that expire between September 30, 2026 and January 31, 2056. We believe that our existing facilities are adequate to meet our current needs.

Renergen has a lease for offices at Sandton Gate Office Park 7 Minerva Avenue, Glen Adrienne, Sandton, 2196 South Africa. Tetra4 owns land on two farm properties in the Free State. The total land size is 408.5897 hectares.

26


 

Item 1A. Risk Factors

Investing in our common stock involves a high degree of risk. You should carefully consider the risk factors below together with the information contained elsewhere in this Annual Report on Form 10-K, including Part II, Item 8, “Financial Statements and Supplementary Data” and Part II, Item 7, “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” and in our other public filings in evaluating our business. Before you decide to invest in our common stock, you should consider carefully the risks described below, together with the other information contained in this Annual Report, including our financial statements and the related notes. We believe the risks described below are the risks that are material to us as of the date of this Annual Report. If any of the following risks actually occur, our business, financial condition, results of operations and future growth prospects could be materially and adversely affected. In these circumstances, the market price of our common stock could decline, and our stockholders may lose all or part of their investment.

Summary of Risk Factors

Our business is subject to numerous material and other risks and uncertainties, further described below, that you should be aware of in evaluating our business. These risks include, but are not limited to, the following:

Risks Related to Our Limited Operating History, Financial Position and Need for Additional Capital

We have incurred significant net losses since inception, and we expect to continue to incur significant net losses for the foreseeable future.
We also have a limited operating history, which may make it difficult to evaluate our prospects and likelihood of success.
Our business is dependent on our ability to recognize the anticipated benefits of acquisitions.
We currently have no sales attributable to enriched isotopes, but we expect to be heavily dependent on a few large customers to generate a majority of our revenues.
We will require substantial additional capital to finance our operations, which may not be available on acceptable terms, or at all.

Risks Related to the Development and Commercialization of Our Future Isotopes

We are continuing our research and development efforts for isotopes using the ASP technology and the QE technology. We may be unable to advance our future isotopes in development, obtain applicable regulatory approval and ultimately commercialize our future isotopes, or experience significant delays in doing so.
Our success depends on our future customers’ ability to successfully commercialize products that are produced from our isotopes, as well as our suppliers’ ability to provide us components as and when expected and at expected prices.
Even if the products that we or our customers may produce using the ASP technology receive regulatory approval, it may fail to achieve market acceptance by our target market of customers.

Risks Related to Regulatory Compliance

Our business is and could become subject to a wide variety of extensive and evolving laws and regulations. For example, if technology developed for the enrichment of isotopes can be applied to the creation or development of weapons-grade materials, then it may be considered “dual use” technology and be subject to limitations on public disclosure or export.
Our Exploration Rights and Production Right in South Africa could be altered, suspended, or canceled for a variety of reasons, including uncertainties associated with national and local legislation.

Risks Related to our Operations in South Africa

Our operations in South Africa could be disrupted for a variety of reasons, including economic, political or social instability, which could prevent us from completing our development activities or have a material adverse effect on our operations and profits.

Risks Related to Our Intellectual Property

Our and certain of Renergen’s intellectual property and other proprietary rights, products or processes is not protected through patents or formal copyright registration. As a result, we do not have the full benefit of patent or copyright laws to prevent others from replicating our technologies and we may be unable to adequately protect our intellectual property and proprietary rights and prevent others from making unauthorized use of our products and technology.
Our ASP technology and QE technology may be found to infringe third-party intellectual property rights.

27


 

If we fail to comply with Renergen’s obligations under license or technology agreements with third parties, we may be required to pay damages and could lose license rights that are critical to Renergen’s business.

Risks Related to Our Business Operations, Employee Matters and Managing Growth

We will need to expand our organization, and we may experience difficulties in managing this growth.
Our international operations subject us to risks of doing business in foreign countries.

Risks Related to Ownership of Our Common Stock

Since our listing on the Nasdaq Capital Market in November 2022, there has been only a limited public market for our Common Stock and the price of our stock may be volatile. Additionally, if we are unable to maintain listing of our securities on Nasdaq or any stock exchange, our stock price could be adversely affected and the liquidity of our stock and our ability to obtain financing could be impaired.
We are an emerging growth company and a smaller reporting company, and the reduced reporting requirements applicable to such companies may make our Common Stock less attractive to investors.

General Risk Factors

We will incur significant increased costs as a result of operating as a public company, and our management will be required to devote substantial time to new compliance initiatives.
We have identified a material weakness in our internal control over financial reporting. If our remediation of this material weakness is not effective, or if we experience material weaknesses in the future or otherwise fail to implement and maintain an effective system of internal controls in the future, we may not be able to accurately report our financial condition or results of operations which may adversely affect investor confidence in us, and as a result, the value of our Common Stock.
We have been and could be in the future subject to securities class action litigation.

Risks Related to Quantum Leap Energy’s Business and Industry

QLE’s future success depends, in part, on target markets that are not yet, and may never be, established. Furthermore, even if QLE’s target markets grow as expected by our management team, our ability to penetrate these markets is uncertain.
Technological changes could render QLE’s technology uncompetitive or obsolete, which could prevent QLE from achieving market share and sales. Further, QLE may be unable to attract customers as quickly as expected, or at all, and competition from existing or new companies could cause QLE to experience downward pressure on prices, fewer customer orders, reduced margins, the inability to take advantage of new business opportunities, and the loss of market share.

Risks Related to the Expansion of the Virginia Gas Project

As we further expand Renergen’s current operations into Phase 2, we may face additional problems associated with natural gas exploration and development projects, including potential problems securing additional supporting authorizations, licenses and permits, as well as unforeseen difficulties, delays and costs in construction (including potential cost-overruns, if underlying assumptions prove to be inaccurate) and operation of Phase 2.
Managing a project as substantial in size as Phase 2 of the Virginia Gas Project requires sufficient technical, commercial and project management capacity. There can be no assurance that Renergen’s current management team has sufficient capacity, or that the project will operate as expected, incur costs within expected estimates, or that we will be able to obtain the necessary financing for Phase 2 in a timely manner and/or on acceptable terms, if at all.

Risks Related to Renergen’s Business

Renergen’s drilling results in South Africa may be more uncertain than drilling results in areas that are developed and have established production. Additionally, Renergen’s identified drilling locations are scheduled out over many years, making them susceptible to uncertainties that could materially alter the occurrence or timing of their drilling.
Natural gas prices are volatile. A sustained decline in natural gas prices could adversely affect our business, financial condition and results of operations. Further, we may be unable to obtain, maintain or renew permits, leases or licenses necessary for Renergen’s operations, the failure of which could impair our ability to conduct Renergen’s operations.

Risks Related to Renergen’s Indebtedness and Liquidity

The DFC Credit Facility Agreement and IDC Loan Agreement place operating restrictions on Renergen and create

28


 

default risks. Further, we may not be able to generate sufficient cash to service all of Renergen’s indebtedness and may be forced to take other actions to satisfy Renergen’s obligations under applicable debt instruments, which may not be successful.
Renergen’s outstanding indebtedness under the IDC Loan Agreement bears interest at a variable rate, which makes us more vulnerable to increases in interest rates and could cause Renergen’s interest expense to increase and decrease cash available for operations and other purposes.

The material and other risks summarized above should be read together with the text of the full risk factors below and in the other information set forth in this Annual Report, including our consolidated financial statements and the related notes, as well as in other documents that we file with the SEC. If any such material and other risks and uncertainties actually occur, our business, prospects, financial condition and results of operations could be materially and adversely affected. The risks summarized above or described in full below are not the only risks that we face. Additional risks and uncertainties not currently known to us, or that we currently deem to be immaterial may also materially adversely affect our business, prospects, financial condition and results of operations.

Risks Related to Our Limited Operating History, Financial Position and Need for Additional Capital

We have a very limited operating history, and we have incurred losses since our inception and anticipate that we will continue to incur significant losses for the foreseeable future. We may never generate any revenue attributable to sales of enriched isotopes or become profitable or, if we achieve profitability, we may not be able to sustain it.

We were incorporated in September 2021, and we have a very limited operating history upon which you can evaluate our business and prospects. Our operations to date have been primarily focused on acquiring assets, organizing and staffing our company, research and development activities, business planning, raising capital, and providing general and administrative support for these operations. We have not yet demonstrated the ability to produce commercial quantities of enriched isotopes using the ASP technology or QE technology nor an ability to overcome many of the risks and uncertainties frequently encountered by companies in the medical, technology and energy industries, including an ability to obtain applicable regulatory approvals, manufacture any isotopes at commercial scale, or conduct sales and marketing activities necessary for successful isotope commercialization. In addition, we have not yet sought any regulatory approval that may be necessary for application of isotopes that we may produce for the medical industry or the production of enriched U-235. Furthermore, Renergen’s LNG and helium extraction operations similarly have a limited financial and operating history. Renergen began producing LNG in September 2022 and has produced limited quantities of LNG to date. The selling and distribution of LNG began in November 2022. Helium commissioning and production was achieved in January 2023. Consequently, any predictions about our future performance may not be as accurate as they would be if we had a history of successfully developing and commercializing isotopes, and such predictions may differ materially from our actual results of operations and financial performance.

Investment in isotope enrichment technology is highly speculative because it entails substantial upfront capital expenditures and significant risk that any potential isotopes will fail to demonstrate adequate utility or effectiveness in the targeted application (or for medical indications, an acceptable safety profile), gain regulatory approval, if applicable, and become commercially viable. We have no products approved for commercial sale and have not generated any revenue to date attributable to isotopes (and only limited revenues attributable to PET Labs), and we continue to incur significant research and development and other expenses related to our ongoing operations. As a result, we are not profitable and have incurred losses since our inception in September 2021. For the years ended December 31, 2025 and 2024, we reported a net loss of $159.8 million and $32.4 million, respectively. As of December 31, 2025, we had an accumulated deficit of $231.3 million.

We expect to continue to incur significant losses for the foreseeable future, and we expect these losses to increase as we:

continue to invest in our research and development activities;
continue to develop Phase 2 of the Virginia Gas Project;
seek applicable regulatory approvals for any future isotopes that we may successfully develop;
experience any delays or encounter any issues with any of the above, including but not limited to failed research and development activities, safety issues, or other regulatory challenges;
hire additional engineering and production personnel and build our internal resources, including those related to audit, patent, other legal, regulatory and tax-related services associated with maintaining compliance with exchange listing and SEC requirements, director and officer insurance premiums and investor and public relations costs;
obtain, expand, maintain, enforce and protect our intellectual property portfolio;

29


 

establish a sales, marketing and distribution infrastructure and establish manufacturing capabilities, whether alone or with third parties, to commercialize future isotopes (assuming receipt of applicable regulatory approvals), if any; and
operate as a public company.

We expect limited commercial activity for our isotopes in the United States during the next two to three years and we anticipate that most of our initial revenues from future sales of our specialty isotopes will be derived from countries in Asia and EMEA (Europe, Middle East and Africa). To become and remain profitable, we must succeed in developing and eventually commercializing enriched isotopes that generate significant revenue. This will require us to be successful in a range of challenging activities, including completing research and development activities relating to our ASP technology, obtaining applicable regulatory approval for future isotopes, if any, and manufacturing, marketing and selling any future isotopes (assuming receipt of applicable regulatory approvals). We are only in the preliminary stages of most of these activities. We may never succeed in these activities and, even if we do, may never generate revenues that are significant enough to achieve profitability. Because of the numerous risks and uncertainties associated with chemical isotopes separation, we are unable to accurately predict the timing or amount of increased expenses or when, or if, we will be able to achieve profitability. Even if we do achieve profitability, we may not be able to sustain or increase profitability on a quarterly or annual basis. Our failure to become and remain profitable would depress the value of our company and could impair our ability to raise capital, expand our business, maintain our research and development efforts, diversify our future isotopes or even continue our operations. A decline in the value of our company could also cause you to lose all or part of your investment.

Certain of our future prospects are tied directly to the end markets that use our isotopes including the diagnostic medical imaging industry and depend on our ability to successfully introduce our isotopes and adapt to a changing technology and medical practice landscape.

The field of diagnostic medical imaging is dynamic, with new products, including equipment, software and products, continually being developed and existing products continually being refined. New hardware (scanners), software or agents in a given diagnostic modality may be developed that provide benefits superior to the then-dominant hardware, software and agents in that modality, resulting in commercial displacement of the existing radiotracers. For example, alternate scanners and radiotracers could be introduced. Similarly, changing perceptions about comparative efficacy and safety, as well as changing availability of supply may favor one agent over another or one modality over another. In addition, new or revised appropriate use criteria developed by professional societies, to assist physicians and other health care providers in making appropriate imaging decisions for specific clinical conditions, can and have reduced the frequency of and demand for certain imaging modalities and imaging agents. Technological obsolescence in any of the medical imaging products that would use the specialty isotopes that we plan to manufacture could have a material adverse effect on our business, results of operations, financial condition and cash flows.

We may not realize the anticipated benefits of previous acquisitions.

Our success will depend in large part on the success of our management in integrating the acquired assets into our operations. In October 2021, our subsidiary in South Africa acquired the assets of Molybdos after participating in and being declared the winner of a competitive auction process under Section 45 of the South Africa Consumer Protection Act, 2008 for ZAR 11,000,000 (which at the then-current exchange rate was approximately $734,000), plus value added tax (VAT) levied by the government of South Africa at the rate of 15% and auctioneers’ commission at the rate of 10%. In July 2022, we acquired assets comprising a dormant Si-28 aerodynamic separation processing plant from Klydon located in Pretoria, South Africa for ZAR 6,000,000 (which at the then-current exchange rate was approximately $364,000). In addition, in April 2023, we perfected our interest under the Acknowledgement of Debt Agreement, under which we acquired specific intellectual property from Klydon.

In October 2023, we entered into a Share Purchase Agreement with Nucleonics Imaging Proprietary Limited, a company incorporated in South Africa, to purchase 51% of the ordinary shares (the “initial shares”) in Nucleonics’ wholly-owned subsidiary, PET Labs, a company incorporated in South Africa and dedicated to nuclear medicine and the science of radiopharmaceutical production. We agreed to pay a total of $2.0 million for the initial shares in two installments, which has been paid in full as of December 2025. In addition, we have an option to purchase the remaining 49% of the ordinary shares, exercisable until January 31, 2027, for $2,200,000.

In addition, in August 2025 QLE completed the acquisition of a controlling interest in Skyline and in January 2026, we acquired all of the issued and outstanding ordinary shares of Renergen. To date, we have completed the construction of one isotope enrichment facility, but we have not yet produced any commercial quantities of isotopes and we have not yet demonstrated the ability to produce any isotope in commercial quantities using ASP technology. Acquisitions generally create risks such as (i) the need to integrate and manage the businesses and products acquired with our own business and products; (ii) additional demands on our resources, systems, procedures and controls; (iii) disruption of our ongoing business; (iv) potential unknown or unquantifiable liabilities associated with the target company; and (v) diversion of management’s attention from other business concerns. We will not know whether the assets that we acquired will work according to our expectations or be successful in generating material

30


 

revenue, income or other returns, and any resources we committed will not be available to us for other purposes. Our failure to achieve the integration of the acquired assets into the company and to commercialize the assets could result in our failure to realize the anticipated benefits of those acquisitions and could impair our results of operations, profitability and financial results.

We currently have no sales attributable to enriched isotopes, but we expect to be heavily dependent on a few large customers to generate a majority of our revenues. Our operating results could be adversely affected by a reduction in business with our future significant customers.

We currently have no sales attributable to enriched isotopes. However, we expect to rely on a limited number of customers to purchase any isotopes that we produce using the ASP or QE technologies under long-term contracts. Our future key customers may stop ordering our isotopes at any time or may become bankrupt or otherwise unable to pay. The loss of any of our future key customers could result in lower revenues than we anticipate and could harm our business, financial condition or results of operations.

We will require substantial additional capital to finance our operations, which may not be available on acceptable terms, or at all. Failure to obtain this necessary capital when needed may force us to delay, limit or terminate certain of our product development efforts or other operations.

We expect our expenses to increase substantially in connection with our ongoing and planned activities, particularly as we continue our research and development activities, seek applicable regulatory approvals for any future isotopes that we may successfully develop, expand our organization by hiring additional personnel, continue to integrate acquired assets into our company and continue the development of Phase 2 of the Virginia Gas Project. In addition, we expect to continue incurring significant costs associated with operating as a public company.

As of December 31, 2025, our cash and cash equivalents were approximately $285.6 million and short term investments were approximately $47.7 million. We believe, based on our current operating plan, that our existing cash and cash equivalents, proceeds from short-term investments, cash flow from operations, the IDC Debt Funding (defined below), the SBSA Loan (defined below), the DFC Credit Facility (defined below) and the conditionally approved senior secured debt facilities expected to be funded by the DFC and the Standard Bank of South Africa, will be sufficient to fund our operations for at least the next 12 months from the date the financial statements are issued and beyond.

As we pursue additional research and development activities related to our ASP technology and seek applicable regulatory approval of any future isotopes, and otherwise to support our continuing operations, including the development of Phase 2 of the Virginia Gas Project, we will require substantial additional capital to support our business operations. As an example, from our latest cost estimate we anticipate we will need to incur at least approximately $1.16 billion in costs (including borrowing costs and general corporate costs during construction) to complete Phase 2 of the Virginia Gas Project. See “—There can be no assurance that we will be able to obtain the necessary financing for Phase 2 in a timely manner and/or on acceptable terms, if at all.” In addition, we expect to incur significant commercialization expenses related to product sales, marketing, manufacturing and distribution (assuming receipt of applicable regulatory approvals for our future isotopes). Even if we believe we have sufficient capital for our current or future operating plans, we may seek additional capital if market conditions are favorable or if we have specific strategic considerations. Any additional capital raising efforts may divert our management from their day-to-day activities, which may adversely affect our ability to develop and commercialize our future isotopes (assuming receipt of applicable regulatory approvals) and Phase 2 of the Virginia Gas Project.

Additionally, as a result of increased interest rates, inflationary pressures, declines in consumer confidence, declines in economic growth, increases in unemployment rates and uncertainty about economic stability, the global credit and financial markets have experienced extreme volatility and disruptions, including severely diminished liquidity and credit availability. The financial markets and the global economy may also be adversely affected by the current or anticipated impact of military conflict. If the equity and credit markets deteriorate, it may make any necessary debt or equity financing more difficult, more costly or more dilutive. If we do not raise additional capital in sufficient amounts, we may be prevented from pursuing development and commercialization efforts, which will harm our business, operating results and prospects.

We are subject to credit counterparty risk which could have a material adverse effect on our business, results of operations, financial condition and cash flows.

We maintain cash balances at many financial institutions in multiple geographies. While the majority of cash balances are currently held in USD at U.S. financial institutions, our cash balances at those institutions may exceed the Federal Deposit Insurance Corporation insurance limit of $250,000 per depositor, per insured bank for each account ownership category. Our non-US banking counterparties might not have protections offered to their customers that are considered standard in the U.S. and even if such deposit insurances do exist, there is no guarantee that the insurer will honor those insurance policies. Although we currently believe that the financial institutions with whom we do business will be able to fulfill their commitments to us, there is no assurance that those

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institutions will be able to continue to do so. Any credit losses that may occur could have a material adverse effect on our business, results of operations, financial condition and cash flows.

Raising additional capital or acquiring or licensing assets by issuing equity or debt securities may cause dilution to our stockholders, and raising funds through lending and licensing arrangements may restrict our operations or require us to relinquish proprietary rights.

We may plan to seek additional capital through a combination of public and private equity offerings, debt financings, strategic partnerships and alliances and licensing arrangements. To the extent that we raise additional capital through the sale of equity or convertible debt securities, your ownership interest will be diluted, and the terms may include liquidation or other preferences that adversely affect your rights as a stockholder. The incurrence of indebtedness would result in increased fixed payment obligations and could involve certain restrictive covenants, such as limitations on our ability to incur additional debt, limitations on our ability to acquire or license intellectual property rights and other operating restrictions that could adversely impact our ability to conduct our business. If we raise additional capital through future collaborations, strategic alliances or third-party licensing arrangements, we may have to relinquish valuable rights to our intellectual property, future revenue streams, research programs or future isotopes, or grant licenses on terms that may not be favorable to us.

If we are unable to raise additional capital when needed, we may be required to delay, limit, reduce or terminate our product development or future commercialization efforts, or grant rights to develop and market our future isotopes (assuming receipt of applicable regulatory approvals for our future isotopes), LNG and helium that we would otherwise develop and market ourselves.

Risks Related to the Development and Commercialization of Our Future Isotopes

We are continuing our research and development efforts for isotopes using the ASP technology and the QE technology. If we are unable to advance our future isotopes in development, obtain applicable regulatory approval and ultimately commercialize our future isotopes, or experience significant delays in doing so, our business will be materially harmed.

We are still conducting research and development efforts using ASP technology to produce a wide array of isotopes, and have not yet produced any isotope at commercial scale. It is possible that the research and development, proof-of-concept, construction of a plant and commercialization will take longer than anticipated due to unexpected delays.

We also plan to begin researching the enrichment of uranium, which is a chemical element we believe may have application in the clean, efficient and carbon-free energy industry, using QE technology. QE technology has never been used to produce isotopes at a commercial scale and the research that has been conducted using this technique has never been published. In the period since our inception to date, we have not applied our enrichment technologies to the enrichment of U-235, nor received permission or regulatory approval to conduct testing of our enrichment technologies on U-235, except for the activities contemplated by the Services Contract with Necsa. Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of U-235 could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176. The IAEA has never inspected any facility that leverages this technology and there is no proof that this technology has ever been used to enrich uranium. There are significant regulatory hurdles associated with enabling our research and development efforts to enter the nuclear energy market. Multiple regulatory agencies need to provide approvals to allow us to proceed with the research and development necessary to show proof of concept to the market. If we demonstrate proof of concept, we anticipate that there will be further approvals needed to expand to a larger footprint to support commercial demand. We may not ever obtain these approvals. If we are unable to advance our future isotopes in development, obtain applicable regulatory approval and ultimately commercialize our future isotopes (assuming receipt of applicable regulatory approvals), or experience significant delays in doing so, our business will be materially harmed.

Our ability to generate product revenues will depend heavily on the success of our research and development activities, receipt of applicable regulatory approvals, and eventual commercialization of our future isotopes (assuming receipt of applicable regulatory approvals and compliance with all applicable regulatory authorities).

The success of our business, including our ability to finance our company and generate any revenue in the future, will primarily depend on the successful development, regulatory approval and commercialization of our currently planned future isotopes, which may never occur.

We will have to be successful in a range of challenging activities, including completing research and development activities relating to our enrichment technologies, obtaining applicable regulatory approval for future isotopes, if any, and manufacturing, marketing and selling any future isotopes (assuming receipt of applicable regulatory approvals). We are only in the preliminary

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stages of most of these activities. If we are unable to succeed in these activities, we may not be able to generate sufficient revenue to continue our business.

We rely on a limited number of suppliers to provide us components and a material interruption in supply could prevent or limit our ability to execute our strategic plan and development programs in the expected timeframe.

We depend upon a limited number of third-party suppliers for certain components required to construct the centrifuges and other equipment for the enrichment plants that are being constructed in South Africa. To date, we have been able to obtain the required components for our centrifuges without any significant delays or interruptions. If we lose any of these suppliers, or if such suppliers encounter difficulties in supplying us with the requisite components for our operations, we may be required to find and enter into supply arrangements with one or more replacement suppliers. Obtaining alternative sources of supply could involve significant delays and other costs, and these supply sources may not be available to us on reasonable terms or at all. Any disruption of supplies could delay completion and operations of the enrichment plants in South Africa, which could adversely affect our ability to execute our strategic plan and development programs in the expected timeframe.

Risks associated with the development of ASP technology for enrichment of isotopes could cause substantial delays in production of our future isotopes.

Prior to October 2021, as a company, we had no involvement with or control over the research and development of the ASP technology. We relied on Klydon to have conducted such research and development in accordance with the applicable legal, regulatory and scientific standards. If the research and development processes or the results of the development programs associated with the ASP technology for development of isotopes prove to be unreliable, this could result in increased costs and delays in the development of our future isotopes, which could adversely affect any future revenue from these future isotopes (assuming receipt of applicable regulatory approvals).

Regulatory approval for production and distribution of radiopharmaceuticals used for medical imaging and therapeutic treatments may involve a lengthy and expensive process with an uncertain outcome.

Currently, the sale or use of many stable isotopes is not regulated by a healthcare regulator, such as the FDA, EMA or comparable foreign regulatory authorities. However, many products that are produced from stable isotopes in a radiopharmacy, such as Mo-99, Tc-99, Lu-177 and Ga-68 are regulated by healthcare regulators.

Our future customers who may use our stable isotopes to produce radiopharmaceuticals will likely require regulatory approval for their products. The regulatory approval of products is not standardized between different regions. Obtaining regulatory approval is expensive and can take many years to complete, and its outcome is inherently uncertain. Our customers’ regulatory approval process may not be conducted as planned or completed on schedule, if at all, and failure can occur at any time during the process.

In the future, we may need to obtain approval from the FDA, EMA or comparable foreign regulatory authorities prior to the sale of stable isotopes that we may produce using our ASP technology or QE technology for use in medical imaging and therapeutic treatments. If we require FDA, EMA or other comparable foreign regulatory authorities to approve the sale of stable isotopes that we may produce using our ASP technology or QE technology for medical imaging and therapeutic treatments, we must demonstrate the safety and utility or efficacy of our stable isotopes. Obtaining regulatory approval is expensive and can take many years to complete, and its outcome is inherently uncertain. Our regulatory approval process may not be conducted as planned or completed on schedule, if at all, and failure can occur at any time during the process.

Other isotopes that we intend to produce in the future may also require approvals from healthcare regulators such as FDA, EMA or comparable foreign regulatory authorities.

Our success depends on our future customers’ ability to successfully commercialize products that are produced from our isotopes.

Our customers operate in a competitive environment. If our customers are unable to successfully commercialize products that they produce from our isotopes, our business will be negatively impacted. Our customers may fail for a number of reasons, including but not limited to pricing pressure from competing products and failure to gain regulatory approval for the production of their products from healthcare regulators.

Our success depends on our ability to adapt to a rapidly changing competitive environment in the nuclear industry.

The nuclear industry in general, and the nuclear fuel industry in particular, is in a period of significant change, which could significantly transform the competitive landscape we face. The uranium and isotope enrichment sector is competitive. Changes in

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the competitive landscape may adversely affect pricing trends, change customer spending patterns, or create uncertainty. To address these changes, we may seek to adjust our cost structure and efficiency of operations and evaluate opportunities to grow our business organically or through acquisitions and other strategic transactions. We are actively considering, and expect to consider from time to time in the future, potential strategic transactions, which could involve, without limitation, changes in our capital structure, acquisitions and/or dispositions of businesses or assets, joint ventures or investments in businesses, products or technologies.

In connection with any such transaction, we may seek additional debt or equity financing, contribute or dispose of assets, assume additional indebtedness, or partner with other parties to consummate a transaction. Any such transaction may not result in the intended benefits and could involve significant commitments of our financial and other resources. Legal and consulting costs incurred in connection with debt or equity financing transactions in development are deferred and subject to immediate expensing if such a transaction becomes less likely to occur. If the actions we take in response to industry changes are not successful, our business, results of operations and financial condition may be adversely affected.

We may explore strategic collaborations that may never materialize or may fail.

We intend to accelerate the development of our enriched uranium program by selectively collaborating with energy companies in the United States. We intend to retain significant technology, economic and commercial rights to our programs in key geographic areas that are core to our long-term strategy. As a result, we intend to periodically explore a variety of possible additional strategic collaborations in an effort to gain access to additional resources. At the current time, we cannot predict what form such a strategic collaboration might take. We are likely to face significant competition in seeking appropriate strategic collaborators, and negotiations are difficult and time-consuming. We may not be able to negotiate strategic collaborations on acceptable terms, or at all. We are unable to predict when, if ever, we will enter into any additional strategic collaborations because of the numerous risks and uncertainties associated with establishing them.

If the market opportunities for our future enriched isotopes are smaller than we estimate (even assuming receipt of any required regulatory approval), our business may suffer.

We are currently focused on producing enriched isotopes using our ASP technology to meet critical needs in society. We also plan to research the production of enriched uranium using QE technology to meet the future needs of developers of U.S. advanced reactor technologies requiring HALEU. Our projections of the potential markets are based on estimates that have been derived from a variety of sources, including scientific literature and market research, and which may prove to be incorrect. We must be able to successfully acquire a significant market share in our potential markets to achieve profitability and growth. Customers may become difficult to gain access to, which would adversely affect our results of operations and our business.

We face substantial competition, which may result in others discovering, developing or commercializing enriched isotopes before or more successfully than us.

The development and commercialization of radioisotopes and chemical elements is highly competitive. We face competition with respect to all the enriched isotopes that we may produce using our ASP technology from established biotechnology and nuclear medicine technology companies and will face competition with respect to enriched uranium that we may seek to develop or commercialize in the future from innovative technology and energy companies. There are a number of large biotechnology and nuclear medicine technology companies that currently market and sell radioisotopes to radiopharmacies, hospitals, clinics and others in the medical community (Mo-99 is the active ingredient for Tc-99m-based radiopharmaceuticals used in nuclear medicine procedures). There are also a number of technology and energy companies that are currently seeking to develop HALEU. Potential competitors also include academic institutions, government agencies and other public and private research organizations that conduct research, seek patent protection and establish collaborative arrangements for research, development, manufacturing and commercialization.

More established companies may have a competitive advantage over us due to their greater size, resources and institutional experience. In particular, these companies have greater experience and expertise in securing reimbursement, government contracts, relationships with key opinion leaders, obtaining and maintaining regulatory approvals and distribution relationships to market products. These companies also have significantly greater research and marketing capabilities than we do. If we are not able to compete effectively against existing and potential competitors, our business and financial condition may be harmed.

As a result of these factors, our competitors may complete development of isotopes before we are able to, which may limit our ability to develop or commercialize our future isotopes. Our competitors may also develop radioisotopes or technologies that are safer, more effective, more widely accepted and cheaper than ours, and may also be more successful than us in manufacturing and marketing their isotopes. These appreciable advantages could render our future isotopes obsolete or non-competitive before we can recover the expenses of their development and commercialization.

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Mergers and acquisitions in the technology and energy industries may result in even more resources being concentrated among a smaller number of our competitors. Smaller and other early-stage companies may also prove to be significant competitors, particularly through collaborative arrangements with large and established companies. These third parties compete with us in recruiting and retaining qualified scientific, management and commercial personnel, as well as in acquiring technologies complementary to, or necessary for, our programs.

Even if the products that we or our customers may produce using the ASP technology receive regulatory approval, they may fail to achieve market acceptance by radiopharmacies, hospitals, clinics or others in the medical community necessary for commercial success.

Even if the isotopes that we may produce using the ASP technology for the medical industry, or the radioisotopes that we expect our future customers to produce using the stable isotopes that we plan to offer, receives regulatory approval, the isotopes may fail to gain sufficient market acceptance by radiopharmacies, hospitals, clinics and others in the medical community. If it does not achieve an adequate level of acceptance, we may not generate significant product revenue and may not become profitable. The degree of market acceptance of isotopes that we may produce using the ASP technology, or the radioisotopes that our future customers may produce, will depend on a number of factors, including but not limited to:

the potential advantages compared to alternative radioisotopes;
the timing of market introduction of the product as well as competitive products;
effectiveness of sales and marketing efforts;
the strength of our relationships with radiopharmacies, hospitals, clinics and others in the medical community;
the cost in relation to alternative radioisotopes;
our ability to offer isotopes that we may produce using the ASP technology for sale at competitive prices;
the convenience and ease of use compared to alternative radioisotopes;
the willingness of radiopharmacies, hospitals, clinics and others in the medical community to try an innovative radioisotope; and
the strength of marketing and distribution support.

Our efforts to educate radiopharmacies, hospitals, clinics and others in the medical community on the benefits of our isotopes that we may produce using the ASP technology may require significant resources and may never be successful.

Because we expect sales of isotopes that we may produce using the ASP technology (assuming receipt of applicable regulatory approvals for commercial sale) to generate significant revenues for the foreseeable future, the failure of these isotopes that we may produce using the ASP technology (assuming receipt of applicable regulatory approvals for commercial sale) to find market acceptance would harm our business and could require us to seek additional financing.

We currently have no marketing and sales organization for our future isotopes and have no experience as a company in commercializing products, and we may have to invest significant resources to develop these capabilities. If we are unable to establish marketing and sales capabilities or enter into agreements with third parties to market and sell our products, we may not be able to generate product revenue.

We have no internal sales, marketing or distribution capabilities for our future isotopes, nor have we commercialized any isotopes. If the isotopes that we may produce using our ASP technology gain market acceptance and our customers receive regulatory approval for the isotopes they produce, we must build a marketing and sales organization with technical expertise and supporting distribution capabilities to commercialize such product in the markets that we target, which will be expensive and time-consuming, or collaborate with third parties that have direct sales forces and established distribution systems, either to augment our own sales force and distribution systems or in lieu of our own sales force and distribution systems. We currently plan to independently commercialize the isotopes that we may produce using our ASP technology (assuming receipt of applicable regulatory approvals) in the United States by establishing a focused sales force and marketing infrastructure. We may opportunistically seek additional strategic collaborations to maximize the commercial opportunities for our medical isotopes business outside of the United States. We have no prior experience as a company in the marketing, sale and distribution of isotopes and there are significant risks involved in building and managing a sales organization, including our ability to hire, retain and incentivize qualified individuals, generate sufficient sales leads, provide adequate training to sales and marketing personnel and effectively manage a geographically dispersed sales and marketing team. Any failure or delay in the development of our internal sales, marketing and distribution capabilities would adversely impact the commercialization of these products. We may not be able to enter into collaborations or hire consultants or external service providers to assist us in sales, marketing and distribution functions

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on acceptable financial terms, or at all. In addition, our product revenues and our profitability, if any, may be lower if we rely on third parties for these functions than if we were to market, sell and distribute any products that we develop ourselves. We likely will have little control over such third parties, and any of them may fail to devote the necessary resources and attention to sell and market our products effectively. If we are not successful in commercializing our isotopes, either on our own or through arrangements with one or more third parties, we may not be able to generate any future product revenue and we would incur significant additional losses.

Obtaining regulatory approval for the stable isotopes that we may produce using the ASP technology or the QE technology, or the radioisotopes that our future customers may produce using the stable isotopes that we plan to offer, in one jurisdiction does not mean that we or they will be successful in obtaining regulatory approval of such future products in other jurisdictions.

Currently, the production and distribution of stable isotopes does not require any regulatory licenses from healthcare regulators. Healthcare regulators frequently change such requirements, and it is possible that in the future stable isotopes may be regulated as a healthcare product. Obtaining such regulatory licenses, if required, may be a timely and costly process and could materially impact our ability to commercialize the stable isotopes that we plan to offer. Obtaining regulatory approval of the stable isotopes that we may produce using the ASP technology or QE technology in one jurisdiction does not guarantee that we will be able to obtain regulatory approval in any other jurisdiction. For example, even if the FDA grants regulatory approval of the stable isotopes that we may produce using the ASP technology or QE technology, comparable regulatory authorities in foreign jurisdictions must also approve the manufacturing, marketing and promotion and reimbursement of such future product in those countries. However, a failure or delay in obtaining regulatory approval in one jurisdiction may have a negative effect on the regulatory approval process in others. Approval procedures vary among jurisdictions and can involve requirements and administrative review periods different from those in the United States.

Obtaining foreign regulatory approvals and establishing and maintaining compliance with foreign regulatory requirements could result in significant delays, difficulties and costs for us and could delay or prevent the introduction of the stable isotopes that we may produce using the ASP technology or QE technology. Products such as Tc-99m, Mo-99, Lu-177 and Ga-68 that may be produced by our future customers using the stable isotopes that we plan to offer will likely require regulatory licenses in most regions. Healthcare regulators frequently change such requirements and it is unclear what each healthcare regulator will require. Obtaining such regulatory licenses, if required, may be a timely and costly process and could materially impact the ability of our future customers to operate and use the Mo-100 that we plan to offer. Obtaining regulatory approval in one jurisdiction does not guarantee that we or they will be able to obtain regulatory approval in any other jurisdiction.

If we or any future collaborator fail to comply with the regulatory requirements in international markets or fail to receive applicable marketing approvals, our target market will be reduced and our ability to realize the full market potential of the stable isotopes that we may produce using the ASP technology or QE technology will be harmed.

Product liability lawsuits against us could cause us to incur substantial liabilities and could limit commercialization of any isotopes that we may produce.

We face an inherent risk of product liability exposure if we commercialize any isotopes that we may produce. If we cannot successfully defend ourselves against claims that any such isotopes caused injuries, we could incur substantial liabilities. Regardless of merit or eventual outcome, liability claims may result in:

decreased demand for any isotopes that we may produce;
loss of revenue;
substantial monetary awards to patients;
significant time and costs to defend the related litigation;
a diversion of management’s time and our resources;
initiation of investigations by regulators;
the inability to commercialize any isotopes that we may produce;
injury to our reputation and significant negative media attention; and
a decline in our share price.

Any product liability insurance coverage that we obtain and maintain may not be adequate to cover all liabilities that we may incur. We anticipate that we will need to increase our insurance coverage each time we commence a clinical trial and if we

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successfully commercialize any isotopes. Insurance coverage is increasingly expensive. We may not be able to obtain or maintain insurance coverage at a reasonable cost or in an amount adequate to satisfy any liability that may arise.

Risks Related to Regulatory Compliance

Our business is and could become subject to a wide variety of extensive and evolving laws and regulations. Failure to comply with such laws and regulations and failure to obtain licenses, approvals and permits that may be required to execute on our strategy and develop our company’s business could have a material adverse effect on our business.

We are subject to a wide variety of laws and regulations relating to various aspects of our business, including with respect to the development of the ASP technology and our future isotopes, development of the Virigina Gas Project and related LNG and Helium extraction and sales, employment and labor, health care, tax, privacy and data security, health and safety, and environmental issues. Laws and regulations at the South African and foreign, federal, state and local levels frequently change, especially in relation to new and emerging industries, and we cannot always reasonably predict the impact of, or the ultimate cost of compliance with, current or future regulatory or administrative changes.

In South Africa, our isotope enrichment facilities are heavily regulated. South Africa is a signatory to the IAEA conventions and has adopted safety standards from the IAEA. The design, construction and operation of the isotope enrichment plants are highly regulated and require government licenses, approvals and permits, and may be subject to the imposition of conditions. In some cases, these licenses, approvals and permits entail periodic review and inspections. While we and Klydon have received all licenses, approvals and permits required to build and operate our isotope enrichment facilities in South Africa, we cannot predict whether the conditions associated with such licenses, approvals and permits will be maintained. For example, each of Klydon and ASP Isotopes South Africa (Proprietary) Limited has received from the South African Council for The Non-Proliferation of Weapons of Mass Destruction (1) a registration certificate (which are valid for two years from the date of issuance) and (2) a Manufacturing and Services Permit. The permits provide that the Non-Proliferation Secretariat will conduct at least two industry visits in June and November (or as arranged) of every year. Each of the permits includes numerous conditions, including, for example, the obligation to keep the Council updated or informed on all separation projects at all times and at least through biannual declarations, which must be done through correspondence to the Council at the end of April and September every year. The permit issued to ASP Isotopes South Africa (Proprietary) Limited includes additional specific information requirements related to (i) the progress on the design and construction of the isotope separation plant, (ii) the progress on the manufacturing of isotope separation elements, and (iii) the commissioning of the plant. Each of the permits further provides that (i) any potential export of controlled goods and technology should be requested at an early stage through a Provisional Export Guidance Request, (ii) all isotope separation applications remain controlled regardless of the isotope atomic mass and will be dealt with on a case-by-case basis, and (iii) any ultimate transfer of these controlled goods and technology will be subject to the issuance of a permit by the Council as required in terms of the Non-Proliferation Act and related Government Notices and Regulations.

In addition, we cannot assure you that we will be able to obtain, on a timely basis or at all, any additional licenses, approvals and permits that may be required to execute on our strategy and develop our company’s business, including any such licenses, approvals and permits that may be required to introduce isotopes produced using ASP technology into the market and to begin the enrichment of uranium to demonstrate our capability to produce HALEU using the QE technology.

Moreover, Renergen’s exploration, technical cooperations, production and operational development activities are subject to South African laws and regulations governing various matters. These include laws and regulations relating to environmental protection, the management of natural resources, the management and use of hazardous substances and explosives, exploration, production and post-closure reclamation and rehabilitation, exports, the regulation of the trading of gas, price controls, repatriation of capital and exchange controls, taxation, labor standards and other employment-related laws and occupational health and safety and historic and cultural preservation.

Changes in law or the imposition of new or additional regulations or permit requirements that impact our business could negatively impact our performance in various ways, including by limiting our ability to collaborate with partners or customers or by increasing our costs and the time necessary to obtain required authorization. We monitor new developments and devote a significant amount of management’s time and external resources to compliance with these laws and regulations. We cannot assure you, however, that we are and will remain in compliance with all such requirements and, even when we believe we are in compliance, a regulatory agency may determine that we are not. In addition, we cannot assure you that we will be able to obtain all licenses, approvals and permits that may be required to execute on our strategy and develop our company’s business as currently contemplated. Failure by us, our employees, affiliates, partners or others with whom we work to comply with applicable laws and regulations or to obtain or comply with necessary licenses, approvals and permits could result in administrative, civil, commercial or criminal liabilities, including suspension or debarment from government contracts or suspension of our export/import privileges. Failure by us, our employees, affiliates, partners or others with whom we work to comply with the permits issued to us by the South African Council for The Non-Proliferation of Weapons of Mass Destruction could result in disruption of our development activities at our isotope enrichment facility in South Africa, which could prevent us from completing our development activities.

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Moreover, environmental and regulatory laws and regulations change frequently (due to general amendments or amendments brought about as a result of case law) and are generally becoming more stringent across the global natural gas industry. If our environmental compliance obligations were to change as a result of changes to laws or regulations or as a result of changes in certain assumptions we make to estimate liabilities, or if unanticipated conditions were to arise in connection with our operations, our expenses and provisions would increase to reflect these changes. If material, these expenses and provisions could adversely affect our business, operating results and financial condition

If technology developed for the purposes of enriching isotopes can be applied to the creation or development of weapons-grade materials, then our technology may be considered “dual use” technology and be subject to limitations on public disclosure or export.

Our research and development of isotope enrichment is dedicated not only to producing enriched isotopes for use in nuclear medical diagnostic procedures and concentrating uranium in the isotope U-235 for use in nuclear energy, but also to safeguarding any information with broad, dual-use potential that could be inappropriately applied. Enrichment is among the most sensitive nuclear technologies because it can produce weapon-grade materials. The ASP technology and the QE technology may be considered dual use and could be subject to export control, for example, under the Wassenaar Arrangement.

Our Exploration Rights and Production Right in South Africa could be altered, suspended, or canceled for a variety of reasons, including uncertainties associated with national and local legislation.

Various national and local policies, laws and regulations, norms and standards govern our Exploration Rights and Production Right, which are characterized by significant uncertainties associated with both their formulation as well as implementation. Under the applicable South African laws and regulations, we are required to obtain certain permits, licenses and approvals for our exploration and production activities, including, among others, Exploration Rights, Production Rights, environmental authorizations and integrated water use licenses. Moreover, we are required to comply with the terms and conditions attached to such permits, licenses and approvals, including by filing certain reports and plans with the relevant authorities from time to time. These permits, licenses and approvals are issued by ministries and/or agencies of the South African government and are crucial to our business operations. Although we have obtained or are otherwise applying for all consents necessary to conduct our business, there can be no assurance that we will obtain, retain, timely renew or comply with all of the terms and conditions attaching to such consents.

Any failure to obtain, renew or retain or any delay (and/or failure by relevant government authorities) in obtaining, retaining or renewing any required permits, licenses or approvals, may result in a delay in our investment or development of a resource which may have a material adverse effect on our business, results of operations, financial position and/or growth prospects. Additionally, our existing licenses, permits and other authorizations may be suspended, terminated or revoked if we fail to comply with the relevant requirements. Should we fail to fulfil the specific terms of permits, licenses and other authorizations or if we operate our business in a manner that violates applicable law, regulators may impose fines or suspend or terminate such licenses, permits or other authorizations. The failure to comply with the terms and conditions attached to such consents timely and strictly in line with the applicable requirements could negatively affect our operations, and subject us to a variety of administrative or criminal penalties, other government actions or reputational harm, which may have a material adverse effect on our business, results of operations, financial position and/or growth prospects.

Our Production Right expires on September 20, 2042. Our Exploration Rights were set to expire on August 23, 2024. However, we submitted an application to incorporate the Exploration Rights into our Production Right, by means of an amendment to the Production Right in accordance with Section 102 of the South African Mineral and Petroleum Resources Development Act 28 of 2002 (“MPRDA”), which we expect will extend our ability to carry out petroleum exploration activities through the expiration date of our Production Right. Our application was submitted on July 16, 2024 and the application was authorized on May 9, 2025. Following the authorization, two appeals were made by various parties and the appeal process is ongoing. We expect the appeal process to be resolved by in 2027. If such rights expire and we are unable to renew such rights, we will lose Renergen’s right to explore, produce and develop the related properties. Although we intend to renew such rights prior to their expiration, we cannot provide assurance that we will be successful in extending such rights.

We are subject to risks associated with litigation and regulatory proceedings, which could have a material adverse effect on our business, operating results and financial condition.

We may be involved, from time to time, as a party in various lawsuits, arbitrations, regulatory proceedings or other disputes.

Increasing attention on climate change and water use management issues may also lead to an increase in complaints and litigation on grounds of contribution to, or failure to mitigate the effects of, climate change and/or water scarcity. For instance, the High Court of South Africa, Gauteng Provincial Division, Pretoria recently considered, in the case of EarthLife Africa, Johannesburg v Minister of Environmental Affairs and Others, the impact of a coal-fired power plant on global climate and its contribution to climate change should it continue to be operated until 2060. This was the first case of this nature to be adjudicated

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by South African courts and paves the way for additional litigation relating to the impacts of various actions on climate change and/or water resource impacts. Following this case, the Minister of the Department of Forestry, Fisheries and the Environment (the “DFFE”) published a notice inviting consultation on her intention to publish the National Guideline for Consideration of Climate Change Implications in Applications for Environmental Authorizations, Atmospheric Emission Licenses and Waste Management Licenses (GN. 559 of June 25, 2021). Although these guidelines will not apply retroactively to our current authorizations, once published, the guidelines will be considered in any prospective applications made by us for the applicable licenses. Another example is the case of Sustaining the Wild Coast NPC and Others v. Minister of Mineral Resources and Energy and Others, in which both the High Court and subsequently the Supreme Court of Appeal found that the granting of an Exploration Right and its implications had not been made known to affected communities and that “the mere ticking of a checklist” did not constitute meaningful consultation. The courts set aside the decision to grant the Exploration Right on the basis that it was procedurally unfair, but also noted that it failed to pass muster on several other grounds, including the failure to take account of relevant information, including climate change and the right to food, a failure to take account of the Integrated Coastal Management Act, 2008, and the failure to comply with various legal requirements such as the requirement to create opportunities for historically disadvantaged people to participate in the minerals and petroleum industries. The courts further found that the DMRE had failed to consider the communities’ spiritual and cultural rights and their rights to livelihood, the potential climate change implications, and the anticipated harm to the marine and bird life along the Eastern Cape coast. The respondents in this case have lodged an application for leave to appeal to the Constitutional Court. Consequently, to avoid the risks associated with climate change litigation, we would be required to manage our climate change impacts responsibly, which may result in considerable expenses being incurred.

Litigation, arbitration, regulatory proceedings and other types of disputes involve inherent uncertainties and, as a result, we face risks associated with adverse judgments or outcomes in these matters. Even in cases where we may ultimately prevail on the merits of any such dispute, we may face significant costs defending our rights, lose certain rights or benefits during the pendency of any such litigation, arbitration, regulatory proceeding or other dispute, or suffer reputational damage as a result of our involvement therein. There can be no assurance as to the outcome of any litigation, arbitration, regulatory proceeding or other dispute, and the adverse determination of material litigation could have a material adverse effect on our business, operating results and financial condition. See also “Business—Legal Proceedings.”

Once an amendment to the South African loss carry forward rules comes into operation, it could have an adverse effect on our financial results.

Renergen’s principal operating subsidiaries are South African tax residents. The loss carry forward rules are regulated by section 20 of the South African Income Tax Act No. 58 of 1962 (as amended from time to time) (the “South African Income Tax Act”). In determining taxable income as per enacted legislation, corporate taxpayers must set off their full extent of the balance of assessed loss carried forward from the preceding tax year against their income, with any unutilized assessed loss balance carried forward to future years of assessment to be set off against future income.

In an attempt to broaden the corporate income tax base, the South African Taxation Laws Amendment Act No. 20 of 2021 was promulgated on January 19, 2022, resulting in the amendment of section 20 of the South African Income Tax Act regulating use of assessed losses by companies. Pursuant to this amendment, companies are permitted to set-off the balance of an assessed loss carried from the prior year of assessment (i.e., the historic position), but only to the extent that the set-off does not exceed the higher of R1 million and 80% of the amount of taxable income determined for that year (before taking into account such balance of assessed loss). The unutilized balance of assessed loss will be carried forward to the following year of assessment. The amended loss utilization provisions will apply to years of assessment which end on or after March 31, 2023.

Due to the amendment to Section 20 of the South African Income Tax Act, we may experience delays in the utilization of the balance of our assessed losses carried forward, which could have an adverse effect on our financial results.

Amendments to tax legislation, tax rates or the administration or interpretation thereof may impact our business, results of operations, financial condition and/or prospects.

We are subject to various direct and indirect taxes. Tax legislation or the administration or interpretation thereof is subject to change occasioned by amendments, court decisions and the respective revenue authorities’ pronouncements on accepted practice in South Africa. These changes could affect our overall effective tax rate, thereby impacting our earnings, or could impact demand for our products, which could, in turn, have a material adverse effect on our business, financial results and/or prospects.

We cannot predict the impact of future changes in tax legislation, or interpretation thereof. Amendments to existing tax legislation, or the introduction of new rules in South Africa, may have an impact on the investment decisions of either existing or potential shareholders.

 

We may be exposed to historical environmental liability risk in respect of Renergen’s closed, closing or sold assets.

Section 28 of the South African National Environmental Management Act 107 of 1998 (“NEMA”) and section 19 of the National Water Act No. 36 of 1998 (the “NWA”) both impose a statutory duty of care for significant environmental pollution or degradation and require remedial measures to be taken in order to address any such environmental degradation, regardless of when

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it occurred. This duty applies retrospectively and may expose us to historical environmental liability risks in respect of Renergen’s closed, closing or sold assets. Under NEMA, the liability of the gas facility continues post-closure indefinitely, notwithstanding the issuance of a closure certificate by the relevant minister, especially where the treatment of water is incorporated. Notwithstanding the onerous statutory duty imposed by NEMA and NWA, we may, in the future, be subject to further incremental legislation that imposes increased environmental liability and may result in significant costs being incurred well above the costs anticipated by us. Any assessment on or adverse finding against us of historical environmental liability may result in significant costs being incurred by us, which may, in turn, have a material adverse effect on our business, results of operations, and financial condition.

 

Risks Related to our Operations in South Africa

Our operations in South Africa could be disrupted for a variety of reasons, which could prevent us from completing our development activities.

A disruption in our operations in South Africa could have a material adverse effect on our business. Disruptions could occur for many reasons, including power outages, fire, natural disasters, weather, unplanned maintenance or other manufacturing problems, public health crises, disease, strikes or other labor unrest, transportation interruption, government regulation, political unrest or terrorism. Alternative facilities with sufficient capacity or capabilities may not be available, may cost substantially more or may take a significant time to start production, each of which could negatively affect our business and financial performance.

South Africa struggles with limited electricity supply and regions of the country regularly undergo load-shedding, during which electricity is not available. In 2022 and 2023, South Africa experienced multiple electricity supply crises due to the inability of Eskom, the sole, state-owned energy supplier, to reliably provide electrical power throughout the country. Both the government of South Africa and the U.S. Embassy & Consulates in South Africa have declared a “State of Disaster” in response to ongoing power shortages. The country’s energy crisis includes sustained load-shedding (planned and unplanned rolling blackouts) at varying intervals and is expected to extend beyond 2023. However, in 2024 and 2025, the supply situation has improved significantly with Eskom’s Energy Availability Factor currently approaching excess capacity. South Africa has endured several reductions in the power supply recently, such as South Africa’s order to Eskom in 2021 to reduce by one-third its operating capacity to limit its greenhouse gas emissions (which has been subsequently been significantly amended, with a delay in decommissioning of multiple units). 2022 saw more than twice as many blackouts as any other year, as aging coal-fired power plants broke down and Eskom struggled to buy diesel for emergency generators. Load-shedding resulted in 2023 in localized power outages of up to six hours or more per day throughout the country. Consequentially, we have experienced, and could continue to experience, increased electricity prices. This uncertain supply of electricity and other potential disruptions to our operations in South Africa could impact our ability to operate and produce our products, including isotopes, LNG and helium, and could negatively affect the financial position of the Company.

Economic, political or social instability in South Africa may have a material adverse effect on our operations and profits.

Certain of our operations are located in South Africa. High levels of unemployment and a shortage of critical skills in South Africa, despite increased government expenditure on education and training, remain issues that impact the local economy. Changes to, or increased instability in the economic, political or social environment in South Africa or surrounding countries could create uncertainty, which discourages investment in the region and may affect investments in us. In addition, socio-political instability and unrest may also disrupt our business and operations, compromise safety and security, increase costs, affect employee morale, impact our ability to deliver our operational plans, create uncertainty regarding our exploration and production licenses, and cause reputational damage; any of which could have a material adverse effect on our business, results of operations and financial condition.

Community disruptions could result in access to our petroleum and isotope operations being obstructed, our property being damaged and production or development activities being interrupted. Any threats, or actual proceedings, to nationalize any of our assets could cause a cessation or curtailment of our operations, resulting in a material adverse effect on our business, operating results and financial condition. If any of these risks materialize, this could cause a rapid decline in the value of our securities, thereby possibly causing investors to lose their respective investments.

More specifically, South African petroleum companies are experiencing increasing trends of incitement, breaches of perimeter security, vandalism and robbery, as well as the intimidation and murder of employees.

In addition, economic and political instability and geopolitical events in regions outside of South Africa, including the Russian invasion of Ukraine, the United States-Israel-Iran war, trade tensions between the U.S. and China and U.S. military operations in Venezuela may result in unavoidable uncertainties and events that could: negatively affect the risk appetite for investments in the equity markets, South Africa and petroleum companies in particular; cause volatility in currency exchange rates, commodity prices, interest rates, and worldwide political, regulatory, economic or market conditions; and contribute to instability in political institutions, regulatory agencies, and financial markets. Any of these factors could have a material adverse effect on our business, operating results and financial condition.

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South African exchange control regulations could materially constrain our financial flexibility.

South Africa’s existing Exchange Control Regulations restrict the ability of South African companies to convert or transfer sums in foreign currencies to or from South Africa. Transactions between South African residents (including companies) and non-residents (excluding residents of the Common Monetary Area (“CMA”) are subject to exchange controls enforced by the SARB.

As a result, Renergen’s ability to raise or deploy loan funding outside the CMA is currently subject to consent from either the SARB, or where such authority has been delegated, an “Authorized Dealer” with full capacity at an approved bank operating in South Africa, particularly any debt funding that we may require from offshore lenders. These limitations placed on flowing all funds in an unregulated manner could hinder our financial and strategic flexibility, particularly our ability to raise funds outside South Africa.

In February 2020, the Minister of Finance announced a new capital flow management system in the 2020 Budget Speech, in terms of which all foreign-currency transactions will be allowed, except for a risk-based list of capital flow measures. The 2021 Budget Speech on February 24, 2021 stated the new capital flow management framework would continue to be developed and that new regulations in this regard will be published “shortly.” To date, the new framework and regulations have not yet been published, although there has been an ongoing relaxation of current exchange controls with a view to easing controls and implementing a prudential-based system.

There is no assurance that restrictions on currency exchange will not be reinstated or implemented in the future or that these restrictions will not limit the ability of our subsidiaries to transfer cash or borrow from outside the CMA, which could have a material adverse effect on our business, results of operations, financial condition and prospects.

Our business, results of operations, and financial condition may be adversely affected by inflation.

South Africa may continue to experience high levels of inflation in the future, which may increase our costs, such as labor and energy, as well as our revenues. Inflationary pressures may also curtail our ability to access international financial markets and may lead to further government intervention in the economy. This may include the introduction of government policies that may materially and adversely affect the overall performance of the South African economy, which in turn may materially and adversely affect us.

HIV/AIDS, tuberculosis and other contagious diseases pose risks to us in terms of lost productivity and increased costs.

The prevalence of HIV/AIDS in South Africa poses risks to us in terms of potentially reduced productivity and increased medical and other costs. Compounding this are the concomitant infections, such as tuberculosis, that can accompany HIV illness, particularly during the latter stages, and cause additional healthcare-related costs. Additionally, the spread of contagious diseases such as respiratory diseases is exacerbated by communal housing. The spread of such diseases could impact employees’ productivity, treatment costs and, therefore, operational costs. If there is a significant increase in the prevalence of HIV/AIDS infection and related diseases, or other diseases among the workforce, this may have a material adverse effect on our business, results of operations and financial condition.

The costs of healthcare services may increase in the future depending on underlying legislation and the profile of our employees.

Healthcare costs in South Africa have increased in recent years. Healthcare, and particularly occupational healthcare, is provided by Discovery, Bonitas and Medihelp. There is a risk that the cost of providing such services could change in the future, depending on, among other things, the nature of underlying legislation and the profile of employees. This cost, should it transpire, is difficult to estimate. Significant increases in the costs of healthcare provided to our employees at our facilities or mandated contributions to any national healthcare fund could have an adverse effect on our business, financial condition and results of operations.

Risks Related to Our Intellectual Property

Our intellectual property is not protected through patents or formal copyright registration. As a result, we do not have the full benefit of patent or copyright laws to prevent others from replicating the ASP technology and QE technology.

We have not yet protected our intellectual property rights through patents, and we currently have no patent applications pending. To date, we have relied exclusively on trade secrets and other intellectual property laws, non-disclosure agreements with our respective employees, consultants, vendors, potential customers and other relevant persons and other measures to protect our intellectual property, and intend to continue to rely on these and other means. As we intend to transition into the commercialization of isotopes, we envision our intellectual property and its security becoming more vital to our future. Until we protect our intellectual property through patent, trademarks and registered copyrights, we may not be able to protect our intellectual property and trade secrets or prevent others from independently developing substantially equivalent proprietary information and techniques or from

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otherwise gaining access to our intellectual property or trade secrets. In such an instance, our competitors could produce products that are nearly identical to ours, resulting in us selling less products or generating less revenue from our sales.

We may be unable to adequately protect our intellectual property and proprietary rights and prevent others from making unauthorized use of our products and technology.

Our success and competitiveness depend, in significant part, on our ability to protect our intellectual property rights, including the ASP technology and the QE technology and certain other practices, tools, technologies and technical expertise we utilize in designing, developing, implementing and maintaining processes used in the development of our future isotopes. To date, we have relied exclusively on trade secrets and other intellectual property laws, non-disclosure agreements with our respective employees, consultants, vendors, potential customers and other relevant persons and other measures to protect our intellectual property, and intend to continue to rely on these and other means.

For strategic reasons, we have not yet protected our intellectual property by filing patent applications related to our technology, inventions and improvements. Even if we filed patent applications and patents were granted, we cannot assure you we would be fully protected against third parties as those patents may not be sufficiently broad in their coverage, may not be economically significant, or may not provide us with any competitive advantage. Competitors may be able to design around any patents and develop isotope production techniques comparable or superior to the ASP technology or the QE technology. Furthermore, the filing of a patent would entail the disclosure of our know-how, and breaches of patent rights related to a wrongful use of this know-how would be difficult to enforce in the international landscape. We believe that our intellectual property strategy differs significantly from the strategies of others involved in the medical isotope industry, many of whom have extensive patent portfolios and rely heavily on intellectual property registrations to enforce their intellectual property rights. As a result of this discrepancy in strategy, we may be at a competitive disadvantage with respect to the strength of our intellectual property protection. Unlike others involved in the medical isotope industry, who generally have patents providing exclusive control over their innovations, we have no recourse against any entity that independently creates the same technology as ours or legitimately reverse-engineers our technology.

We generally enter into non-disclosure agreements with our employees, consultants and other parties with whom we have strategic relationships and business alliances. We cannot, however, assure you that these agreements will be effective in controlling access to and distribution of our technology and proprietary information. Since we do not protect our intellectual property by filing patent applications, we rely on our personnel to protect our trade secrets, know-how and other proprietary information to a greater degree than we would if we had patent protection for our intellectual property. In any jurisdiction in which our research and development is not protected by similar agreements, there is no protection against the manufacture and marketing of identical or comparable research and development by third parties, who are generally free to use, independently develop, and sell our developments and technologies without paying license or royalty fees. Furthermore, our former employees may perform work for our competitors and use our know-how in performing this work. In the event we scale our business by hiring additional personnel and entering into contracts with third parties, the risks associated with breaches of non-disclosure agreements, confidentiality agreements and other agreements pertaining to our technology and proprietary information will increase, and such breaches could have an adverse effect on our business and competitive position.

We may come to believe that third parties are infringing on, or otherwise violating, our intellectual property or other proprietary rights. To prevent infringement or unauthorized use, we may need to file infringement and/or misappropriation suits, which are expensive and time-consuming, could result in meritorious counterclaims against us and would distract management’s attention. In addition, in an infringement or misappropriation proceeding, a court may decide that one or more of our intellectual property rights is invalid, unenforceable, or both, in which case third parties may be able to use our technology without paying license fees or royalties. If we are unable to protect our intellectual property and proprietary rights, we may be unable to prevent competitors from using our own inventions and intellectual property to compete against us, and our business may be harmed.

Our ASP technology and QE technology may be found to infringe third-party intellectual property rights.

Third parties may in the future assert claims or initiate litigation related to their intellectual property rights in technology that is important to us, including the ASP technology. For example, on October 25, 2022, we received a letter (the “NMS Letter”) from a law firm acting on behalf of Norsk Medisinsk Syklotronsenter AS (“NMS”), asserting, among other things, that the grant of the former license to the ASP technology to us by Klydon violated a pre-existing exclusive sub-license to the ASP technology granted to Radfarma. In November 2023, we entered into a mutual release with NMS, Radfarma, and certain board members and shareholders of Radfarma related to the claims asserted in the NMS Letter and other matters, without any payment or license of any rights by any party to the release. Any future claims alleging infringement of intellectual property rights with respect to the ASP technology on which our company relies could be time-consuming, resulting in costly arbitration or litigation and diversion of technical and management personnel, or require us to develop non-infringing technology or enter into license agreements. We cannot assure you that licenses will be available on acceptable terms, if at all. Furthermore, because of the potential for significant

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damage awards, which are not necessarily predictable, it is not unusual to find even arguably unmeritorious claims resulting in large settlements. If any infringement or other intellectual property claim made against us by any third party is successful, or if we fail to develop non-infringing technology or license the proprietary rights on commercially reasonable terms and conditions, our business, operating results and financial condition could be materially adversely affected.

If the ASP technology infringes the proprietary rights of other parties, we could incur substantial costs, and we may have to take certain actions, including the following:

obtain licenses, which may not be available on commercially reasonable terms, if at all;
redesign our technology or processes to avoid infringement;
stop using the subject matter claimed to be held by others;
pay damages; or
defend arbitration, litigation or administrative proceedings which may be costly whether we win or lose (and may be prohibitively expensive, particularly for a company of our size), and which could result in a substantial diversion of our financial and management resources.

In addition, in an infringement proceeding, a court or tribunal may decide that our asserted intellectual property is not valid or is unenforceable. An adverse determination in any litigation, arbitration or defense proceedings could put our intellectual property at risk of being invalidated or interpreted narrowly. If our intellectual property rights are found to be invalid or unenforceable (in whole or in part), our ability to commercialize our future isotopes would suffer and our business, results of operations and financial condition may be adversely affected.

We may enter into collaboration agreements and strategic alliances, and we may not realize the anticipated benefits of such collaborations or alliances.

We may wish to form collaborations in the future with respect to our future isotopes but may not be able to do so or to realize the potential benefits of such transactions, which may cause us to alter or delay our development and commercialization plans. Research and development collaborations are subject to numerous risks, which may include the following:

collaborators have significant discretion in determining the efforts and resources that they will apply to a collaboration and may not commit sufficient efforts and resources or may misapply those efforts and resources;
collaborators may not pursue development and commercialization of future isotopes or may elect not to continue or renew development or commercialization programs;
collaborators may delay, provide insufficient resources to, or modify or stop development activities for future isotopes;
collaborators could develop or acquire products outside of the collaboration that compete directly or indirectly with our future isotopes;
collaborators may not properly maintain or defend our intellectual property rights or may use our intellectual property or proprietary information in a way that gives rise to actual or threatened litigation that could jeopardize or invalidate our intellectual property or proprietary information or expose us to potential liability;
disputes may arise between us and a collaborator that cause the delay or termination of the research, development or commercialization of our future isotopes, or that result in costly litigation or arbitration that diverts management attention and resources;
collaborations may be terminated and, if terminated, may result in a need for additional capital and personnel to pursue further development or commercialization of the applicable future isotopes; and
collaborators may own or co-own intellectual property covering our products that results from our collaborating with them, and in such cases, we may not have the exclusive right to commercialize such intellectual property.

The development and potential commercialization of our future isotopes will require substantial additional capital to fund expenses. We may form or seek further strategic alliances, create joint ventures or collaborations, or enter into additional licensing arrangements with third parties that we believe will complement or augment our development and commercialization efforts with respect to our future isotopes, including in territories outside the United States or for certain indications. These transactions can entail numerous operational and financial risks, including exposure to unknown liabilities, disruption of our business and diversion of our management’s time and attention in order to manage a collaboration or develop acquired products or technologies, incurrence of substantial debt or dilutive issuances of equity securities to pay transaction consideration or costs, higher than expected collaboration, acquisition or integration costs, write-downs of assets or goodwill or impairment charges, increased amortization

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expenses, difficulty and cost in facilitating the collaboration or combining the operations and personnel of any acquired business, impairment of relationships with key suppliers, manufacturers or customers of any acquired business due to changes in management and ownership and the inability to retain key employees of any acquired business. As a result, if we enter into acquisition or in-license agreements or strategic partnerships, we may not be able to realize the benefit of such transactions if we are unable to successfully integrate them with our existing operations and company culture, or if there are materially adverse impacts on our or the counterparty’s operations, which could delay our timelines or otherwise adversely affect our business. We also cannot be certain that, following a strategic transaction or license, we will achieve the revenue or specific net income that justifies such transaction or such other benefits that led us to enter into the arrangement.

In addition, we face significant competition in seeking appropriate strategic partners and the negotiation process is time-consuming and complex. We may not be successful in our efforts to establish a strategic partnership or other alternative arrangements for our future isotopes because they may be deemed to be at too early of a stage of development for collaborative effort and third parties may not view our future isotopes as having the requisite potential to demonstrate safety and efficacy. If and when we collaborate with a third-party for development and commercialization of a future isotope, we can expect to relinquish some or all of the control over the future success of that future isotope to the third-party. Our ability to reach a definitive agreement for a collaboration will depend, among other things, upon our assessment of the collaborator’s resources and expertise, the terms and conditions of the proposed collaboration and the proposed collaborator’s evaluation of our technologies, future isotopes and market opportunities. The collaborator may also consider alternative isotopes or technologies for similar applications that may be available to collaborate on and whether such a collaboration could be more attractive than the one with us for our future isotope. We may also be restricted under any license agreements from entering into agreements on certain terms or at all with potential collaborators.

As a result of these risks, we may not be able to realize the benefit of our existing collaborations or any future collaborations or licensing agreements we may enter into. In addition, we may not be able to negotiate collaborations on a timely basis, on acceptable terms, or at all. If we are unable to do so, we may have to curtail the development of such future isotope, reduce or delay one or more of our other development programs, delay the potential commercialization or reduce the scope of any planned sales or marketing activities for such future isotope, or increase our expenditures and undertake development, manufacturing or commercialization activities at our own expense. If we elect to increase our expenditures to fund development, manufacturing or commercialization activities on our own, we may need to obtain additional capital, which may not be available to us on acceptable terms or at all. If we do not have sufficient funds, we may not be able to further develop our future isotopes or bring them to market and generate product revenue.

We may be dependent on intellectual property licensed or sublicensed to us from, or for which development was funded or otherwise assisted by, government agencies, for development of our technology and future isotopes. Failure to meet our own obligations to any licensor or upstream licensors, including such government agencies, may result in the loss of our rights to such intellectual property, which could harm our business.

Government agencies may provide funding, facilities, personnel or other assistance in connection with the development of the intellectual property rights owned by or licensed to us in the future. Such government agencies may have retained rights in such intellectual property, including the right to grant or require us to grant mandatory licenses or sublicenses to such intellectual property to third parties under certain specified circumstances, including if it is necessary to meet health and safety needs that we are not reasonably satisfying or if it is necessary to meet requirements for public use specified by federal regulations, or to manufacture products in the United States. Any exercise of such rights, including with respect to any such required sublicense of these licenses could result in the loss of significant rights and could harm our ability to commercialize licensed products.

If we are unable to obtain patent protection for our future isotopes, or if the scope of the patent protection obtained is not sufficiently broad, we may not be able to compete effectively in our markets.

We anticipate that we may file patent applications both in the United States and in other countries, as appropriate. However, we cannot predict:

if and when any patents will issue;
the degree and scope of protection any issued patents will afford us against competitors, including whether third parties will find ways to invalidate or otherwise circumvent our patents;
whether others will apply for or obtain patents claiming aspects similar to those covered by our patents and patent applications;
whether we will need to initiate litigation or administrative proceedings to defend our patent rights, which may be costly whether we win or lose; or

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whether the patent applications that we own or in-license will result in issued patents with claims that cover our future isotopes or uses thereof in the United States or in foreign countries.

We currently rely upon a combination of trade secret protection and confidentiality agreements to protect the intellectual property related to our isotope development techniques and future isotopes. Our success will depend in large part on our ability to obtain and maintain patent protection in the United States and other countries with respect to the ASP technology and the QE technology. We may seek to protect our proprietary position by filing patent applications in the United States and abroad related to its current and future development programs and future isotopes to the extent permitted by applicable law. The patent prosecution process is expensive and time-consuming, and we may not be able to file and prosecute all necessary or desirable patent applications at a reasonable cost or in a timely manner.

It is possible that we will fail to identify patentable aspects of our research and development output before it is too late to obtain patent protection. The patent applications that we own or in-license may fail to result in issued patents with claims that cover our future isotopes in the United States or in foreign countries. There is no assurance that all of the potentially relevant prior art relating to our patents and patent applications has been found, which can invalidate a patent or prevent a patent from being issued from a pending patent application. Even if patents are successfully issued and even if such patents cover the ASP technology and the QE technology, third parties may challenge their scope, validity, or enforceability, which may result in such patents being narrowed, invalidated, or held unenforceable. Any successful opposition to these patents or any other patents owned by or licensed to us could deprive us of rights necessary for the successful commercialization of any future isotopes using the ASP technology or the QE technology. Further, if we encounter delays in regulatory approvals, the period of time during which we could market a future isotope could be reduced.

If the patent applications we hold or have in-licensed with respect to our development programs fail to issue, if their breadth or strength of protection is threatened, or if they fail to provide meaningful exclusivity for the ASP technology or the QE technology, it could dissuade companies from collaborating with us, and threaten our ability to commercialize, isotopes produced using the ASP technology or the QE technology. Any such outcome could have a negative effect on our business.

Even if we obtain patents covering the ASP technology or the QE technology or our methods, we may still be barred from making, using and selling such technology or methods because of the patent rights of others. Others may have filed, and in the future may file, patent applications covering technology or methods that are similar or identical to ours, which could materially affect our ability to successfully develop our technology or to successfully commercialize any isotopes alone or with collaborators.

Patent applications in the United States and elsewhere are generally published approximately 18 months after the earliest filing for which priority is claimed, with such earliest filing date being commonly referred to as the priority date. Therefore, patent applications covering our platform technologies and methods could have been filed by others without our knowledge. Additionally, pending claims in patent applications which have been published can, subject to certain limitations, be later amended in a manner that could cover our platform technologies. These patent applications may have priority over patent applications filed by us.

Obtaining and maintaining our patent protection depends on compliance with various procedural, document submission, fee payment and other requirements imposed by government patent agencies, and our patent protection could be reduced or eliminated for non-compliance with these requirements.

Periodic maintenance fees, renewal fees, annuity fees and various other government fees on patents and/or applications will be due to be paid to the United States Patent and Trademark Office ("USPTO") and various government patent agencies outside of the United States over the lifetime of our owned and licensed patents and/or applications and any patent rights we may own or license in the future. We will rely on our outside counsel, patent annuity service providers, or our licensing partners to pay these fees due to non-U.S. patent agencies. The USPTO and various non-U.S. government patent agencies require compliance with several procedural, documentary, and other similar provisions during the patent application process. We will employ reputable law firms and other professionals to help us comply. In many cases, an inadvertent lapse can be cured by payment of a late fee or by other means in accordance with the applicable rules. There are situations, however, in which non-compliance can result in abandonment or lapse of the patent or patent application, resulting in partial or complete loss of patent rights in the relevant jurisdiction. In such an event, potential competitors might be able to enter the market and this circumstance could harm our business.

Third parties may initiate legal proceedings alleging that we are infringing their intellectual property rights, the outcome of which would be uncertain and could have a negative impact on the success of our business.

Our commercial success depends, in part, upon our ability and the ability of our current or future collaborators to develop, manufacture, market and sell our future isotopes and use our proprietary enrichment technologies without infringing the proprietary rights and intellectual property of third parties. The technology industry is characterized by extensive and complex litigation regarding patents and other intellectual property rights. Our future isotopes and other proprietary technologies we may develop may

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infringe existing or future patents owned by third parties. We may in the future become party to, or be threatened with, adversarial proceedings or litigation regarding intellectual property rights with respect to our future isotopes and technology, including interference proceedings, post-grant review and inter partes review before the USPTO. Third parties may assert infringement claims against us based on existing patents or patents that may be granted in the future, regardless of their merit. There is a risk that third parties may choose to engage in litigation with us to enforce or to otherwise assert their patent rights against us. A court of competent jurisdiction could hold that these third-party patents are valid, enforceable and infringed, which could have a negative impact on our ability to commercialize our future isotopes. In order to successfully challenge the validity of any such U.S. patent in federal court, we would need to overcome a presumption of validity. As this burden is a high one requiring us to present clear and convincing evidence as to the invalidity of any such U.S. patent claim, there is no assurance that a court of competent jurisdiction would invalidate the claims of any such U.S. patent. If we are found to infringe a third party’s valid and enforceable intellectual property rights, we could be required to obtain a license from such third party to continue developing, manufacturing and marketing our future isotope(s) and technology. However, we may not be able to obtain any required license on commercially reasonable terms or at all. Even if we were able to obtain a license, it could be non-exclusive, thereby giving our competitors and other third parties access to the same technologies licensed to us, and it could require us to make substantial licensing and royalty payments. We could be forced, including by court order, to cease developing, manufacturing and commercializing the infringing technology or future isotope. In addition, we could be found liable for monetary damages, including treble damages and attorneys’ fees, if we are found to have willfully infringed a patent or other intellectual property right. A finding of infringement could prevent us from manufacturing and commercializing our future isotopes or force us to cease some or all of our business operations, which could materially harm our business. Claims that we have misappropriated the confidential information or trade secrets of third parties could have a similar negative impact on our business, financial condition, results of operations and prospects.

Third parties asserting their patent or other intellectual property rights against us may seek and obtain injunctive or other equitable relief, which could effectively block our ability to further develop and commercialize our future isotopes or force us to cease some of our business operations. Defense of these claims, regardless of their merit, would involve substantial litigation expense and would be a substantial diversion of management and other employee resources from our business, cause development delays, and may impact our reputation. In the event of a successful claim of infringement against us, we may have to pay substantial damages, including treble damages and attorneys’ fees for willful infringement, obtain one or more licenses from third parties, pay royalties, or redesign our infringing products, which may be impossible on a cost-effective basis or require substantial time and monetary expenditure. In that event, we would be unable to further develop and commercialize our future isotopes, which could harm our business significantly. Claims that we have misappropriated the confidential information or trade secrets of third parties could have a similar negative impact on our business.

We may be subject to claims asserting that our employees, consultants or advisors have wrongfully used or disclosed alleged trade secrets of their current or former employers or claims asserting ownership of what we regard as our own intellectual property.

Certain of our employees, consultants or advisors are currently, or were previously, employed at universities or other technology companies. Although we try to ensure that our employees, consultants and advisors do not use the proprietary information or know-how of others in their work for us, we may be subject to claims that these individuals or we have used or disclosed intellectual property, including trade secrets or other proprietary information, of any such individual’s current or former employer. Litigation may be necessary to defend against these claims. If we fail in defending any such claims, in addition to paying monetary damages, we may lose valuable intellectual property rights or personnel. Even if we are successful in defending against such claims, litigation could result in substantial costs and be a distraction to management.

In addition, while it is our policy to require our employees and contractors who may be involved in the conception or development of intellectual property to execute agreements assigning such intellectual property to us, we may be unsuccessful in executing such an agreement with each party who, in fact, conceives or develops intellectual property that we regard as our own. The assignment of intellectual property rights may not be self-executing or the assignment agreements may be breached, and we may be forced to bring claims against third parties, or defend claims that they may bring against us, to determine the ownership of what we regard as our intellectual property.

Reliance on third parties requires us to share our trade secrets, which increases the possibility that a competitor will discover them or that our trade secrets will be misappropriated or disclosed.

If we rely on third parties to manufacture or commercialize our future isotopes, or if we collaborate with additional third parties for the development of our future isotopes, we must, at times, share trade secrets with them. We may also conduct joint research and development programs that may require us to share trade secrets under the terms of our research and development partnerships or similar agreements. We seek to protect our proprietary enrichment technology in part by entering into confidentiality agreements and, if applicable, material transfer agreements, services agreements, consulting agreements or other similar agreements with our advisors, employees, third-party contractors and consultants prior to beginning research or disclosing proprietary

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information. These agreements typically limit the rights of the third parties to use or disclose our confidential information, including our trade secrets. Despite the contractual provisions employed when working with third parties, the need to share trade secrets and other confidential information increases the risk that such trade secrets become known by our competitors, are inadvertently incorporated into the technology of others, or are disclosed or used in violation of these agreements. Given that our proprietary position is based, in part, on our know-how and trade secrets, a competitor’s discovery of our trade secrets or other unauthorized use or disclosure could have an adverse effect on our business and results of operations.

In addition, these agreements typically restrict the ability of our advisors, employees, third-party contractors and consultants to publish data potentially relating to our trade secrets. Despite our efforts to protect our trade secrets, our competitors may discover our trade secrets, either through breach of our agreements with third parties, independent development or publication of information by any third-party collaborators. A competitor’s discovery of our trade secrets could harm our business.

Confidentiality agreements with employees and third parties may not prevent unauthorized disclosure of trade secrets and other proprietary information.

In addition to the protection afforded by patents, we seek to rely on trade secret protection and confidentiality agreements to protect proprietary know-how that is not patentable or that we elect not to patent, processes for which patents are difficult to enforce, and any other elements of our future isotopes, technology and product discovery and development processes that involve proprietary know-how, information, or technology that is not covered by patents. Any disclosure, either intentional or unintentional, by our employees, the employees of third parties with whom we share our facilities or third-party consultants and vendors that we engage, or misappropriation by third parties (such as through a cybersecurity breach) of our trade secrets or proprietary information could enable competitors to duplicate or surpass our technological achievements, thus eroding our competitive position in our market. Because we expect to rely on third parties in the development and manufacture of our future isotopes, we must, at times, share trade secrets with them. Our reliance on third parties requires us to share our trade secrets, which increases the possibility that a competitor will discover them or that our trade secrets will be misappropriated or disclosed.

Trade secrets and confidential information, however, may be difficult to protect. We seek to protect our trade secrets, know-how and confidential information, including our proprietary processes, in part, by entering into confidentiality agreements with our employees, consultants, outside scientific advisors, contractors, and collaborators. With our consultants, contractors, and outside scientific collaborators, these agreements typically include invention assignment obligations. We cannot guarantee that we have entered into such agreements with each party that may have or has had access to our trade secrets or proprietary technology and processes. Although we use reasonable efforts to protect our trade secrets, our employees, consultants, outside scientific advisors, contractors, and collaborators might intentionally or inadvertently disclose our trade secret information to competitors. In addition, competitors may otherwise gain access to our trade secrets or independently develop substantially equivalent information and techniques. Despite these efforts, any of these parties may breach the agreements and disclose our proprietary information, including our trade secrets, and we may not be able to obtain adequate remedies for such breaches. Enforcing a claim that a party illegally disclosed or misappropriated a trade secret is difficult, expensive and time-consuming, and the outcome is unpredictable. If any of our trade secrets were to be lawfully obtained or independently developed by a competitor or other third-party, we would have no right to prevent them from using that technology or information to compete with us. Furthermore, the laws of some foreign countries do not protect proprietary rights to the same extent or in the same manner as the laws of the United States. As a result, we may encounter significant problems in protecting and defending our intellectual property both in the United States and abroad. If we are unable to prevent unauthorized material disclosure of our intellectual property to third parties, or misappropriation of our intellectual property by third parties, we may not be able to establish or maintain a competitive advantage in our market, which could materially adversely affect our business, operating results, and financial condition.

If we use hazardous and chemical materials in a manner that causes injury or violates applicable law, we may be liable for damages.

Our research and development activities and manufacturing process involve the controlled use of potentially hazardous substances, including chemical materials. We are subject to international and local laws and regulations in South Africa governing the use, manufacture, storage, handling and disposal of radioactive and hazardous materials. Although we believe that our procedures for using, handling, storing and disposing of these materials comply with legally prescribed standards, we cannot completely eliminate the risk of contamination or injury resulting from radioactive or hazardous materials. As a result of any such contamination or injury, we may incur liability or local, city, state or federal authorities may curtail the use of these materials and interrupt our business operations. In the event of an accident, we could be held liable for damages or penalized with fines, and the liability could exceed our resources. We do not have any insurance for liabilities arising from radioactive or hazardous materials. Compliance with applicable environmental laws and regulations is expensive, and current or future environmental regulations may impair our research, development, and production efforts, which could harm our business, prospects, financial condition, or results of operations.

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If we fail to comply with Renergen’s obligations under license or technology agreements with third parties, we may be required to pay damages and could lose license rights that are critical to Renergen’s business.

We license certain intellectual property rights, including technologies and data from third parties, which are important to Renergen’s business, and, in the future, we may enter into additional agreements that provide us with licenses to valuable intellectual property rights or technology. For example, we currently license satellite vegetation stress analyses software, detailed sub-surface modeling software, advanced DCS, SCADA or PLC systems and software, as well as hardware related licenses for specialist cryogenic equipment. Renergen’s future technological needs may be subjected to proprietary licensing requirements.

If we fail to comply with any of the obligations under Renergen’s license agreements, we may be required to pay damages and the licensor may have the right to terminate the license. Termination by the licensor would cause us to lose valuable rights and could prevent us from selling Renergen’s products and services, or inhibit our ability to commercialize future products and services. Renergen’s business would suffer if any current or future licenses terminate, if the licensors fail to abide by the terms of the license, if the licensors fail to enforce licensed patents against infringing third parties, if the licensed intellectual property rights are found to be invalid or unenforceable, or if we are unable to enter into necessary licenses on acceptable terms. In addition, Renergen’s rights to certain technologies are licensed to us on a non-exclusive basis. The owners of these non-exclusively licensed technologies are therefore free to license them to third parties, including Renergen’s competitors, on terms that may be superior to those offered to us, which could place us at a competitive disadvantage. Moreover, Renergen’s licensors may own or control intellectual property rights that have not been licensed to us and, as a result, we may be subject to claims, regardless of their merit, that we are infringing, misappropriating or otherwise violating the licensor’s rights. In addition, the agreements under which we license intellectual property rights or technology from third parties are generally complex, and certain provisions in such agreements may be susceptible to multiple interpretations. The resolution of any contract interpretation disagreement that may arise could narrow what we believe to be the scope of Renergen’s rights to the relevant intellectual property rights or technology, or increase what we believe to be Renergen’s financial or other obligations under the relevant agreement. Any of the foregoing could have a material adverse effect on our competitive position, business, financial condition, and results of operations.

We may not be successful in obtaining, maintaining, enforcing, defending and protecting Renergen’s intellectual property and other proprietary rights, products or processes, including Renergen’s unpatented proprietary knowledge and trade secrets, or in avoiding claims that we infringed, misappropriated or otherwise violated the intellectual property rights of others.

Renergen’s business and our ability to compete effectively depend on our ability to obtain, maintain, defend, protect and enforce Renergen’s intellectual property rights, confidential information, know-how and other proprietary rights, products or processes. We rely on intellectual property laws in South Africa and other countries, as well as confidentiality procedures, cybersecurity practices and contractual provisions and restrictions, to protect the intellectual property rights and other proprietary rights relating to Renergen’s products, proprietary processes and proprietary technology. Despite Renergen’s efforts to obtain, maintain, defend, protect and enforce Renergen’s intellectual property rights and other proprietary rights, products or processes, there can be no assurance that these protections will be available in all cases or will be adequate to prevent Renergen’s competitors or other third parties from copying, accessing or otherwise obtaining and using Renergen’s technology, intellectual property rights or other proprietary rights, products or processes without Renergen’s permission. Further, there can be no assurance that Renergen’s competitors will not independently develop products or processes that are substantially equivalent or superior to ours or design around Renergen’s intellectual property rights and other proprietary rights. In each case, our ability to compete could be significantly impaired.

We may, over time, increase Renergen’s investment in protecting Renergen’s intellectual property rights through patent, trademark, copyright and other intellectual property filings, which could be expensive and time-consuming. We may not be able to obtain registered intellectual property protection for Renergen’s products or processes, and, even if we are successful in obtaining effective patent, trademark, trade secret and copyright protection, it is expensive and time-consuming to maintain, and defend, these rights in terms of application and maintenance costs. Moreover, Renergen’s failure to develop and properly manage new intellectual property rights could hurt Renergen’s market position and business opportunities.

In addition, these measures may not be sufficient to offer us meaningful protection or provide us with any competitive advantages. We will not be able to protect Renergen’s intellectual property rights if we are unable to enforce Renergen’s rights or if we do not detect unauthorized use of Renergen’s intellectual property rights. Moreover, any changes in, or unexpected interpretations of, intellectual property laws may compromise our ability to enforce Renergen’s trade secrets, intellectual property rights and other proprietary rights. If we are unable to adequately protect Renergen’s intellectual property rights and other proprietary rights, Renergen’s competitive position and Renergen’s business could be harmed, as third parties may be able to commercialize and use products and technologies that are substantially the same as ours to compete with us without incurring the development and licensing costs that we have incurred. Any of Renergen’s owned or licensed intellectual property rights could be challenged, invalidated, circumvented, infringed, misappropriated or violated, Renergen’s trade secrets and other confidential information could be disclosed in an unauthorized manner to third parties, or Renergen’s intellectual property rights may not be sufficient to permit us to take advantage of current market trends or to otherwise provide us with competitive advantages, which could result in costly redesign efforts, discontinuance of some of Renergen’s product offerings or other competitive harm.

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We believe that we have sufficient intellectual property rights to allow us to conduct Renergen’s business without incurring liability to third parties. However, we or Renergen’s products may nonetheless infringe, misappropriate or otherwise violate the intellectual property rights of third parties, or we may determine in the future that we may be required to enter into costly license agreements or require other rights to intellectual property rights held by third parties. Such a license or other rights may not be available to us on commercially reasonable terms or at all, in which case we may be prevented from using, providing or manufacturing certain products or services, as applicable, or using brands as we see fit. We may in the future become involved in lawsuits to protect or enforce Renergen’s intellectual property rights. An adverse result in any litigation proceeding could harm our business.

Risks Related to Our Business Operations, Employee Matters and Managing Growth

We are highly dependent on the services of our senior management team, and if we are not able to retain these members of our management team and recruit and retain additional management, clinical and scientific personnel, our business will be harmed.

We are highly dependent on our senior management team. The employment agreements we have with these officers do not prevent such persons from terminating their employment with us at any time. The loss of the services of any of these persons could impede the achievement of our research, development and commercialization objectives.

In addition, we will need to attract, retain and motivate highly qualified additional management and scientific and technical personnel. If we are not able to retain our management and to attract, on acceptable terms, additional qualified personnel necessary for the continued development of our business, we may not be able to sustain our operations or grow.

We may not be able to attract or retain qualified personnel in the future due to the intense competition for qualified personnel among biotechnology, pharmaceutical and other businesses, including energy infrastructure projects. The energy industry in South Africa continues to experience a shortage of qualified senior management and technically skilled employee and many of the other pharmaceutical companies and energy companies that we compete against for qualified personnel and consultants have greater financial and other resources, different risk profiles and a longer history in the industry than we do. They also may provide more diverse opportunities and better chances for career advancement. Some of these characteristics may be more appealing to high-quality candidates and consultants than what we have to offer. If we are unable to continue to attract, retain and motivate high-quality personnel and consultants to accomplish our business objectives, the rate and success at which we can develop future isotopes, the Virginia Gas Project and our other business will be limited, and we may experience constraints on our development objectives. With respect to our South African operations, our inability to hire or retain appropriate management and technically skilled personnel from designated groups may also affect our compliance with our employment equity obligations and the undertakings that we have made in our social and labor plan in respect of the employment of historically disadvantaged persons.

Our future performance will also depend, in part, on our ability to successfully integrate newly hired executive officers into our management team and our ability to develop an effective working relationship among senior management. Our failure to integrate these individuals and create effective working relationships among them and other members of management could result in inefficiencies in the development and commercialization of our future isotopes, harming future regulatory approvals, sales of our future isotopes and our results of operations. Additionally, we do not currently maintain “key person” life insurance on the lives of our executives or any of our employees.

We will need to expand our organization, and we may experience difficulties in managing this growth, which could disrupt our operations.

As of December 31, 2025, we employed 271 people full-time, 189 of whom are located in South Africa. We rely on service providers for certain general administrative, financial, accounting, tax, intellectual property and other legal services, and we will need to expand our organization to hire qualified personnel to perform these functions internally. Our management may need to divert significant attention and time to managing these growth activities. We may not be able to effectively manage the expansion of our operations, which may result in weaknesses in our infrastructure, operational inefficiencies, loss of business opportunities, loss of employees and reduced productivity among remaining employees. Our expected growth could require significant capital expenditures and may divert financial resources from other projects, such as the development of our future isotopes. If our management is unable to effectively manage our growth, our expenses may increase more than expected, our ability to generate and grow revenue could be reduced and we may not be able to implement our business strategy. Our future financial performance,

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our ability to commercialize future isotopes, develop a scalable infrastructure and compete effectively will depend, in part, on our ability to effectively manage any future growth.

Our employees, consultants and commercial partners may engage in misconduct or other improper activities, including non-compliance with regulatory standards and requirements and insider trading.

We are exposed to the risk of fraud or other misconduct by our employees, consultants and commercial partners. Misconduct by these parties could include intentional failures to comply with FDA regulations or the regulations applicable in other jurisdictions, provide accurate information to the FDA and other regulatory authorities, report financial information or data accurately or disclose unauthorized activities to us. It is not always possible to identify and deter employee misconduct, and the precautions we take to detect and prevent this activity may not be effective in controlling unknown or unmanaged risks or losses or in protecting us from government investigations or other actions or lawsuits stemming from a failure to comply with these laws or regulations. If any such actions are instituted against us and we are not successful in defending ourselves or asserting our rights, those actions could have a negative impact on our business, financial condition, results of operations and prospects, including the imposition of significant fines or other sanctions.

We and our contractors are highly dependent on the performance of sub-contractors and other third parties.

We and our contractors are highly dependent on the performance of sub-contractors and other third parties. If these contractors, sub-contractors and third parties are unable to deliver the results that we require, our operating results could be adversely affected and our business could be materially harmed.

Significant disruptions of our information technology systems or data security incidents could result in significant financial, legal, regulatory, business and reputational harm to us.

We are dependent on information technology systems and infrastructure, including mobile technologies, to operate our business. In the ordinary course of our business, we collect, store, process and transmit large amounts of sensitive information, including intellectual property, proprietary business information, personal information and other confidential information. It is critical that we do so in a secure manner to maintain the confidentiality, integrity and availability of such sensitive information. We have also outsourced elements of our operations (including elements of our information technology infrastructure) to third parties, and as a result, we manage a number of third-party vendors who may or could have access to our computer networks or our confidential information. In addition, many of those third parties, in turn, subcontract or outsource some of their responsibilities to third parties. While all information technology operations are inherently vulnerable to inadvertent or intentional security breaches, incidents, attacks and exposures, the accessibility and distributed nature of our information technology systems, and the sensitive information stored on those systems, make such systems potentially vulnerable to unintentional or malicious, internal and external attacks on our technology environment. In addition, some of our employees work remotely, which may make us more vulnerable to cyberattacks. Potential vulnerabilities can be exploited from inadvertent or intentional actions of our employees, third-party vendors, business partners, or by malicious third parties. Attacks of this nature are increasing in their frequency, levels of persistence, sophistication and intensity, and are being conducted by sophisticated and organized groups and individuals with a wide range of motives (including, but not limited to, industrial espionage) and expertise, including organized criminal groups, “hacktivists,” nation states and others. In addition to the extraction of sensitive information, such attacks could include the deployment of harmful malware, computer viruses, unauthorized access, ransomware, denial-of-service attacks, social engineering and other means to affect service reliability and threaten the confidentiality, integrity and availability of information. In addition, the prevalent use of mobile devices increases the risk of data security incidents.

Significant disruptions of our, our third-party vendors’ and/or our business partners’ information technology systems or other similar data security incidents could adversely affect our business operations and/or result in the loss, misappropriation, and/or unauthorized access, use or disclosure of, or the prevention of access to, sensitive information, which could result in financial, legal, regulatory, business and reputational harm to us. In addition, information technology system disruptions, whether from attacks on our technology environment or from computer viruses, natural disasters, terrorism, war and telecommunication and electrical failures, could result in a material disruption of our development programs and our business operations. Additionally, theft of our intellectual property or proprietary business information could require substantial expenditures to remedy. If we or our third-party collaborators, consultants, contractors, suppliers, or service providers were to suffer an attack or breach, for example, that resulted in the unauthorized access to or use or disclosure of personal or health information, we may have to notify consumers, partners, collaborators, government authorities, and the media, and may be subject to investigations, civil penalties, administrative and enforcement actions, and litigation, any of which could harm our business and reputation.

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There is no way of knowing with certainty whether we have experienced any data security incidents that have not been discovered. While we have no reason to believe this to be the case, attackers have become very sophisticated in the way they conceal access to systems, and many companies that have been attacked are not aware that they have been attacked. Any event that leads to unauthorized access, use or disclosure of personal information, including but not limited to personal information regarding our patients or employees, could disrupt our business, harm our reputation, compel us to comply with applicable federal and/or state breach notification laws and foreign law equivalents, subject us to time-consuming, distracting and expensive litigation, regulatory investigation and oversight, mandatory corrective action, require us to verify the correctness of database contents, or otherwise subject us to liability under laws, regulations and contractual obligations, including those that protect the privacy and security of personal information. This could result in increased costs to us, and result in significant legal and financial exposure and/or reputational harm. In addition, any failure or perceived failure by us or our vendors or business partners to comply with our privacy, confidentiality or data security-related legal or other obligations to third parties, or any further security incidents or other inappropriate access events that result in the unauthorized access, release or transfer of sensitive information, which could include personally identifiable information, may result in governmental investigations, enforcement actions, regulatory fines, litigation, or public statements against us by advocacy groups or others, and could cause third parties, including clinical sites, regulators or current and potential partners, to lose trust in us or we could be subject to claims by third parties that we have breached our privacy- or confidentiality-related obligations, which could materially and adversely affect our business and prospects. Moreover, data security incidents and other inappropriate access can be difficult to detect, and any delay in identifying them may lead to increased harm of the type described above. While we have implemented security measures intended to protect our information technology systems and infrastructure, there can be no assurance that such measures will successfully prevent service interruptions or security incidents. Any remedial costs or other liabilities related to cyber-attacks may not be fully insured or indemnified by other means.

Our international operations subject us to risks of doing business in foreign countries, which could adversely affect our business, financial condition and results of operations.

Our primary operations are located outside the U.S. (primarily the construction of isotope enrichment plants and the Virginia Gas Project in South Africa), and we plan to sell our isotopes, LNG and helium to customers outside the U.S. Accordingly, our business is subject to risks related to the differing legal, political, social and regulatory requirements and economic conditions of non-U.S. jurisdictions. Risks inherent in international operations include the following:

fluctuations in foreign currency exchange rates may affect product demand and may adversely affect the profitability in U.S. dollars of products and services we provide in international markets where payment for our products and services is made in the local currency;
transportation and other shipping costs may increase, or transportation may be inhibited;
increased cost or decreased availability of raw materials;
changes in foreign laws and tax rates or U.S. laws and tax rates with respect to foreign income may unexpectedly increase the rate at which our income is taxed, impose new and additional taxes on remittances, repatriation or other payments by subsidiaries, or cause the loss of previously recorded tax benefits;
foreign countries in which we do business may adopt other restrictions on foreign trade or investment, including currency exchange controls;
trade sanctions by or against these countries could result in our losing access to customers and suppliers in those countries;
unexpected adverse changes in foreign laws or regulatory requirements may occur;
our agreements with counterparties in foreign countries may be difficult for us to enforce and related receivables may be difficult for us to collect;
compliance with the variety of foreign laws and regulations may be unduly burdensome;
compliance with anti-bribery and anti-corruption laws (such as the Foreign Corrupt Practices Act) as well as anti-money- laundering laws may be costly;
unexpected adverse changes in export duties, quotas and tariffs and difficulties in obtaining export licenses may occur;
general economic conditions in the countries in which we operate could have an adverse effect on our earnings from operations in those countries;
our foreign operations may experience staffing difficulties and labor disputes;
termination or substantial modification of international trade agreements may adversely affect our access to raw materials and to markets for our products outside the U.S.;

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foreign governments may nationalize or expropriate private enterprises;
increased sovereign risk (such as default by or deterioration in the economies and creditworthiness of local governments) may occur; and
political or economic repercussions from terrorist activities, including the possibility of hyperinflationary conditions and political instability, may occur in certain countries in which we do business.

Unanticipated events, such as geopolitical changes, could result in a write-down of our investment in the affected joint venture or a delay or cause cancellation of those capital projects, which could negatively impact our future growth and profitability. Our success as a global business will depend, in part, upon our ability to succeed in differing legal, regulatory, economic, social and political conditions by developing, implementing and maintaining policies and strategies that are effective in each location where we and our joint ventures do business.

Furthermore, we will be subject to rules and regulations related to anti-bribery, anti-corruption, anti-money-laundering and anti-trust prohibitions of the U.S. and other countries, as well as export controls and economic embargoes, violations of which may carry substantial penalties. For example, export control and economic embargo regulations limit the ability of our subsidiaries to market, sell, distribute or otherwise transfer their products or technology to prohibited countries or persons. Moreover, we have to comply with the South African anti-corruption law, the Prevention and Combating of Corrupt Activities Act, No. 12 of 2004, as amended (“PRECCA”), which prohibits public and private bribery and criminalizes various categories of corrupt activities. PRECCA also contains a reporting obligation to authorities of known or suspected corrupt activities which is triggered when the value of any known or suspected acts of corruption exceeds R100,000. Failure to report said corrupt activities is a criminal offense under PRECCA and imposes significant penalties on those convicted of corrupt activities. Regulation 43 of the Companies Act also contains a number of anti-corruption compliance obligations that we must adhere to. Some applicable anti-corruption laws may also prohibit so-called commercial or private bribery of private individuals. We are subject to the jurisdiction of various governments and regulatory agencies around the world, which may bring our personnel and representatives into contact with government officials responsible for, among other things, issuing or renewing permits, licenses or approvals or for enforcing other governmental regulations. Failure to comply with these regulations could subject our subsidiaries to fines, enforcement actions and/or have an adverse effect on our reputation and the value of our Common Stock.

The ongoing military conflict between Russia and Ukraine and the USA, Israel and Iran could have a material adverse effect on the global energy industry and our business, financial condition and results of operations.

The long-term impact on our business resulting from the disruption of trade by the conflicts and associated sanctions is uncertain at this time due to the fluid nature of the ongoing military conflict and response. The potential impacts include supply chain and logistics disruptions, financial impacts including volatility in foreign exchange and interest rates, increased inflationary pressure on raw materials and energy, and other risks, including an elevated risk of cybersecurity threats and the potential for further sanctions.

The continuation of the conflict may trigger a series of additional economic and other sanctions enacted by the United States and other countries. The potential impact of supply chain and logistics disruptions, financial impacts, including volatility in helium and LNG prices, foreign exchange rates and interest rates, inflationary pressures on raw materials and energy and heightened cybersecurity threats, is uncertain at the current time due to the fluid nature of the conflict and international responses to it. To the extent any international conflict may adversely affect Renergen’s business, it may also have the effect of heightening many of the other risks described in Renergen’s risk factors, such as those relating to data security, supply chain, volatility in prices of inputs, and market conditions, any of which could negatively affect our business and financial condition.

Although we monitor developments in international relations to assess any potential future impacts that may arise, we cannot provide assurance that we will not be impacted by any current or future international conflict. The adverse effects of the ongoing conflict between Russia and Ukraine, and/or economic sanctions and import and/or export controls to be imposed on the Russian government by the United States or others, and the above-mentioned adverse effect on the global economy and market conditions could have a material adverse effect on our business, financial condition and results of operations.

Our tangible assets may be subject to defects in title.

We have investigated our rights to the assets we have purchased and developed, and, to the best of our knowledge, those rights are in good standing. However, no assurance can be given that such rights will not be revoked, or significantly altered, to our detriment. There can also be no assurance that our rights will not be challenged or impugned by third parties, including by governments and non-governmental organizations. See also “—Exploration Rights and Production Right in South Africa could be altered, suspended, or canceled for a variety of reasons, including uncertainties associated with national and local legislation.”

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We are subject to foreign currency risks.

Our operations are subject to foreign currency fluctuations. Our current operating expenses are primarily transacted in U.S. dollars, while our current revenues and some of our cash balances and expenses are measured in other currencies. As our business expands internationally, the U.S. dollar may or may not be our primary current for operating expenses. Any strengthening or weakening of the U.S. dollar in relation to the currencies of other countries or vice versa can have a material impact on our cash flows and profitability and affect the value of our assets and shareholders’ equity.

A prolonged government shutdown or lapse in federal appropriations could disrupt our offshore operations and delay required regulatory approvals.

Any disruption in the operations of the U.S. federal government, including as a result of any future temporary or prolonged shutdowns resulting from the failure of Congress to enact appropriations bills, raise the federal debt ceiling or otherwise, could adversely affect our business, operations and financial condition. Recently, beginning on October 1, 2025 through November 12, 2025, the U.S. federal government shut down, during which time certain regulatory agencies, such as the SEC, furloughed large numbers of employees and stopped routine activities and operations. Additionally, on October 10, 2025, the U.S. federal government implemented substantial layoffs and workforce reductions in connection with the federal government shutdown, which resulted in the suspension or delay of various government-funded programs. Furthermore, the recent federal government shutdown resulted in reduced availability of government services, and the suspension or delay of activities by key agencies that regulate or otherwise interact with our business, including the SEC. As a result, review and approval of our filings, applications, and submissions could be delayed, and we may be unable to access or rely upon certain government data or systems. Any U.S. federal government shutdown or prolonged budget negotiation uncertainty may further adversely affect the broader U.S. economy, investor confidence, and capital markets. Such conditions could negatively impact the liquidity or trading volume of our securities, which in turn could have a material adverse effect on our business, results of operations, and stock prices.

Changes in U.S. trade policy and the impact of tariffs may have a negative effect on our business, financial condition and results of operations.

Our business and results of operations may be adversely affected by uncertainty and changes in U.S. trade policies, including tariffs, trade agreements or other trade restrictions imposed by the U.S. or other governments. For example, on April 2, 2025, the U.S. government announced a 10% tariff on product imports from almost all countries and individualized higher tariffs on certain other countries. Several tariff announcements have been followed by announcements of limited exemptions and temporary pauses. Global trade policy continues to evolve and the ultimate impact of recent developments with respect to U.S. tariffs is unclear. On February 20, 2026, the United States Supreme Court issued a ruling striking down certain tariffs previously imposed under the International Emergency Economic Powers Act (“IEEPA”). Following the Supreme Court’s decision, the U.S. presidential administration announced its intention to invoke other laws to collect tariffs and announced new tariffs on imports from all countries, in addition to any existing non-IEEPA tariffs.

There remains substantial uncertainty regarding the duration of existing and newly announced tariffs, potential changes or pauses to such tariffs, tariff levels, and whether further additional tariffs or other retaliatory actions may be imposed, modified, or suspended, and the impacts of such actions on our business. Furthermore, the process for potential refunds remains unclear. These and future changes in tariffs, trade policies, trade actions, or retaliatory trade measures in response, have resulted and may continue to result in decreased demand and price for the commodities that we produce, increase our operating costs and contribute to inflation in the markets in which we operate.

Changes in tariffs and trade restrictions can be announced with little or no advance notice. The adoption and expansion of tariffs or other trade restrictions, increasing trade tensions, or other changes in governmental policies related to taxes, tariffs, trade agreements or policies, are difficult to predict, which makes attendant risks difficult to anticipate and mitigate. Although we are continuing to monitor the economic effects of such announcements, as well as opportunities to mitigate their related impacts, costs and other effects associated with the tariffs remain uncertain. If we are unable to navigate further changes in U.S. or international trade policy, it could have a material adverse impact on our business and results of operations.

 

Strikes, riots and labor disruptions can damage economic growth and, in turn, negatively impact our business.

Strikes, riots and labor disruptions can damage economic growth and, in turn, lead to loss of production and/or interruption of our operations. We could suffer supply chain disruptions due to any labor disputes, slowdowns or shutdowns that may occur. For example, during the height of the COVID-19 pandemic due to government enforced lockdowns, Renergen suffered project delays for various components of Renergen’s gas gathering system, balance of plant utilities and LNG and liquid helium processing plant because of supply chain challenges. Renergen also experienced a two to three times increase in shipping transit times from China, Europe and the U.S. to South Africa, which exacerbated many of Renergen’s project delays. Additionally, South Africa experienced a period of political unrest in July 2021 as a result of the sentencing of the former President Jacob Zuma for contempt of court, which led to significant labor disruptions in the regions of Kwa-Zulu Natal and Gauteng. Any labor strikes, riots and/or

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labor disruptions may negatively impact our employment relationships and could increase our risk exposure, which in turn could negatively impact on our results of operations and financial condition.

 

Unplanned stoppages and unforeseen operational interruptions and operational accidents or injuries could adversely affect our performance.

Unplanned stoppages and unforeseen operational interruptions and operational accidents or injuries could adversely affect our performance. Our operational processes may be subject to operational accidents, including but not limited to processing plant fires and explosions, damages caused by abnormal wear, inclement weather, incorrect operation, rock bursts, cave-ins or falls of ground, collapse of pit walls, flooding, loss of power supply, environmental pollution and mechanical critical equipment failures. Additionally, non-compliance with critical controls could lead to safety incidents or potential fatalities. The occurrence of one or more of these events may result in the death of, or personal injury to, personnel, the loss of equipment, damage to or destruction of properties or facilities, disruptions in production, increased costs, environmental damage and potential legal liabilities, all of which could have an adverse effect on our business financial condition and results of operations.

Risks Related to Ownership of Our Common Stock

Short sellers of our stock may seek to drive down the market price of our Common Stock, harm our brand and reputation, and negatively impact our business, operating results and financial condition.

Short sellers may take actions that could drive down the market price of our common stock, which could also result in related regulatory and governmental scrutiny, among other effects.

Short selling is the practice of selling securities that the seller does not own, but rather has borrowed or intends to borrow from a third party with the intention of buying identical securities at a later date to return to the lender. A short seller hopes to profit from a decline in the price of the securities between the sale of the borrowed securities and the purchase of the replacement shares, as the short seller hopes to pay less in that purchase than it received in the sale. It is therefore in the short seller’s interest for the price of the stock to decline. At any time, short sellers may publish, or arrange for the publication of, their opinions or characterizations of us that may cause negative market reactions and declines in the price of our common stock. Issuers, like us, whose common stock has historically had limited trading history or volumes and/or have been susceptible to relatively high volatility levels can be vulnerable to such short seller publications.

In November 2024, a short seller report was published about us, followed by a decrease in the price of our publicly traded securities. The short seller report and ensuing stock drop was followed by a purported stockholder filing a putative securities class action in the United States District Court for the Southern District of New York. For additional information, see Item 3 of Part I, “Legal Proceedings,” of this Annual Report on Form 10-K.

We may be the subject of future short seller publications which may result in the loss of customers, lawsuits and government investigations, the uncertainty and expense of which could harm our brand and reputation and negatively impact our business, operating results and financial condition. There are no assurances against future short seller publications, or claims related to our share price, which may result in the aforementioned adverse consequences.

We do not know whether an active, liquid and orderly trading market will be sustained for our Common Stock or what the market price of our Common Stock will be and as a result it may be difficult for you to sell your shares of our Common Stock.

Prior to our IPO in November of 2022, there was no public market for shares of our Common Stock. Although our Common Stock is listed on the Nasdaq Capital Market, only a limited trading market for our shares has developed, and an active market may never develop or if developed be sustained in the future. You may not be able to sell your shares quickly or at the market price if trading in shares of our Common Stock is not active. Further, an inactive market may also impair our ability to raise capital by selling shares of our Common Stock and may impair our ability to enter into strategic partnerships or acquire companies or products by using our shares of Common Stock as consideration.

The price of our stock may be volatile, and you could lose all or part of your investment.

The trading price of our Common Stock has fluctuated significantly since our initial public offering (“IPO”), and may continue to be volatile and could be subject to wide fluctuations in response to various factors, some of which are beyond our control, including limited trading volume. In addition to the factors discussed in this “Risk Factors” section and elsewhere in this Annual Report on Form 10-K, these factors include:

adverse results or delays in our development activities;
adverse regulatory decisions, including failure to receive regulatory approval for our future isotopes;

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changes in laws or regulations applicable to our future isotopes, including but not limited to requirements for approvals;
any changes to our relationship with any manufacturers, suppliers, licensors, future collaborators or other strategic partners;
our inability to obtain adequate product supply for any future isotope or inability to do so at acceptable prices;
our inability to establish collaborations if needed;
our failure to commercialize our future isotopes;
additions or departures of key scientific or management personnel;
unanticipated serious safety concerns related to the use of our future isotopes;
introduction of new products or services offered by us or our competitors;
announcements of significant acquisitions, strategic partnerships, joint ventures, or capital commitments by us or our competitors;
our ability to effectively manage our growth;
actual or anticipated variations in quarterly operating results;
our cash position;
our failure to meet the estimates and projections of the investment community or that we may otherwise provide to the public;
publication of research reports about us or our industry or positive or negative recommendations or withdrawal of research coverage by securities analysts;
changes in the market valuations of similar companies;
overall performance of the equity markets;
issuances of debt or equity securities;
sales of our Common Stock by us or our stockholders in the future or the perception that such sales may occur;
trading volume of our Common Stock;
changes in accounting practices;
ineffectiveness of our internal controls;
disputes or other developments relating to proprietary rights, including patents, litigation matters, and our ability to obtain patent protection for our technologies;
significant lawsuits, including patent or stockholder litigation;
general political and economic conditions, including military conflict or the effects of pandemics; and
other events or factors, many of which are beyond our control.

Stock markets in general and technology companies in particular have experienced volatility that has often been unrelated to the operating performance of a particular company. These broad market fluctuations could adversely affect the trading price of our common stock. These fluctuations may also cause short sellers to periodically enter the market on the belief that we may experience worse results in the future. We cannot predict the actions of market participants and, therefore, can offer no assurances that the market for our common stock will be stable or appreciate over time.

We do not intend to pay dividends on our Common Stock, so any returns will be limited to the value of our stock.

We have never declared or paid any cash dividend on our Common Stock. We currently anticipate that we will retain future earnings for the development, operation, and expansion of our business and do not anticipate declaring or paying any cash dividends for the foreseeable future. Any return to stockholders would therefore be limited to the appreciation, if any, of their stock.

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Our principal stockholders and management own a significant percentage of our stock and will be able to exert significant control over matters subject to stockholder approval.

Our executive officers, current directors, greater than 5% holders, and their affiliates beneficially own, in the aggregate, approximately 20.5% of our Common Stock as of December 31, 2025. Therefore, these stockholders will have the ability to influence us through this ownership position. These stockholders may be able to determine all matters requiring stockholder approval. For example, these stockholders may be able to control elections of directors, amendments of our organizational documents, or approval of any merger, sale of assets, or other major corporate transaction. This may prevent or discourage unsolicited acquisition proposals or offers for our Common Stock that you may feel are in your best interest as one of our stockholders.

Sales of a substantial number of shares of our Common Stock by our existing stockholders in the public market, or the perception that such sales could occur, could cause our stock price to fall.

As of April 6, 2026, we had a total of 125,903,447 shares of Common Stock outstanding. If our existing stockholders sell, or indicate an intention to sell, substantial amounts of our Common Stock in the public market, the trading price of our Common Stock could decline.

Of our outstanding Common Stock, the shares held by directors, executive officers, and other affiliates are subject to volume limitations under Rule 144 under the Securities Act. In addition, 4,108,036 shares of Common Stock that are either subject to outstanding options or reserved for future issuance under our employee benefit plans will become eligible for sale in the public market to the extent permitted by the provisions of various vesting schedules, and Rule 144 under the Securities Act. If these additional shares of Common Stock are sold, or if it is perceived that they will be sold in the public market, the trading price of our Common Stock could decline. Any sales of securities by our stockholders could have a material adverse effect on the trading price of our Common Stock.

Future sales and issuances of our Common Stock or rights to purchase Common Stock, including pursuant to our equity incentive plans, could result in additional dilution of the percentage ownership of our stockholders and could cause our stock price to fall.

We expect that we will need significant additional capital in the future to continue our planned operations, including development activities, commercialization efforts if we are able to obtain marketing approval of future isotopes, research and development activities, and costs associated with operating a public company. To raise capital, we may sell Common Stock, convertible securities or other equity securities in one or more transactions at prices and in a manner that we determine from time to time. If we sell Common Stock, convertible securities or other equity securities, investors may be materially diluted by subsequent sales. Such sales may also result in material dilution to our existing stockholders, and new investors could gain rights, preferences and privileges senior to the holders of our Common Stock.

Pursuant to our 2022 Plan, our management is authorized to grant stock options to our employees, directors and consultants. Additionally, the number of shares of our Common Stock reserved for issuance under our 2022 Plan will automatically increase on January 1 of each year, beginning on January 1, 2023 and continuing through and including January 1, 2032, by 5% of the total number of shares of our capital stock outstanding on December 31 of the preceding calendar year (determined on an as-converted to voting Common Stock basis, without regard to any limitations on the conversion of the non-voting Common Stock), or a lesser number of shares determined by our board of directors. Such issuances will result in dilution to our stockholders.

We have broad discretion in the use of our existing cash and cash equivalents and may not use them effectively.

Our management has broad discretion in the application of our existing cash and cash equivalents. Because of the number and variability of factors that will determine our use of our existing cash and cash equivalents, their ultimate use may vary substantially from their currently intended use. Our management might not apply our existing cash and cash equivalents in ways that ultimately increase the value of our Common Stock. The failure by our management to apply these funds effectively could harm our business. We intend to invest our existing cash and cash equivalents that are not used as described above in short- and medium-term, investment-grade, interest-bearing instruments, certificates of deposit or direct or guaranteed obligations of the U.S. government. These investments may not yield a favorable return to our stockholders. If we do not invest or apply our existing cash and cash equivalents in ways that enhance stockholder value, we may fail to achieve expected financial results, which could cause our stock price to decline.

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We are an emerging growth company and a smaller reporting company, and the reduced reporting requirements applicable to emerging growth companies and smaller reporting companies may make our Common Stock less attractive to investors.

We are an emerging growth company, as defined in the JOBS Act. For as long as we continue to be an emerging growth company, we may take advantage of exemptions from various reporting requirements that are applicable to other public companies that are not emerging growth companies, including not being required to comply with the auditor attestation requirements of Section 404 of the Sarbanes-Oxley Act, reduced disclosure obligations regarding executive compensation in our periodic reports and proxy statements and exemptions from the requirements of holding nonbinding advisory votes on executive compensation and stockholder approval of any golden parachute payments not previously approved. We could be an emerging growth company until December 31, 2027, although circumstances could cause us to lose that status earlier, including if we become a “large accelerated filer” as defined in Rule 12b-2 under the Exchange Act or if we have total annual gross revenue of $1.235 billion or more during any fiscal year before that time, in which cases we would no longer be an emerging growth company as of the following December 31 or, if we issue more than $1.0 billion in non-convertible debt during any three year period before that time, we would cease to be an emerging growth company immediately. Even after we no longer qualify as an emerging growth company, we may still qualify as a “smaller reporting company” which would allow us to take advantage of many of the same exemptions from disclosure requirements including not being required to comply with the auditor attestation requirements of Section 404 of the Sarbanes-Oxley Act and reduced disclosure obligations regarding executive compensation in our periodic reports and proxy statements. Investors may find our Common Stock less attractive because we may rely on these exemptions. If some investors find our Common Stock less attractive as a result, there may be a less active trading market for our Common Stock and our stock price may be more volatile.

In addition, the JOBS Act provides that an emerging growth company can take advantage of an extended transition period for complying with new or revised accounting standards. This provision allows an emerging growth company to delay the adoption of accounting standards that have different effective dates for public and private companies until those standards would otherwise apply to private companies. We have elected to avail ourselves of this exemption from new or revised accounting standards, and therefore we will not be subject to the same requirements to adopt new or revised accounting standards as other public companies that are not emerging growth companies.

We are also a “smaller reporting company” as defined in the Exchange Act. We may continue to be a smaller reporting company even after we are no longer an emerging growth company. We may take advantage of certain of the scaled disclosures available to smaller reporting companies and will be able to take advantage of these scaled disclosures for so long as our voting and non-voting common stock held by non-affiliates is less than $250.0 million measured on the last business day of our second fiscal quarter, or our annual revenue is less than $100.0 million during the most recently completed fiscal year and our voting and non-voting common stock held by non-affiliates is less than $700.0 million measured on the last business day of our second fiscal quarter.

Delaware law and provisions in our certificate of incorporation and bylaws, as amended, could make a merger, tender offer or proxy contest difficult, thereby depressing the trading price of our common stock.

Provisions of certificate of incorporation and bylaws as amended may delay or discourage transactions involving an actual or potential change in our control or change in our management, including transactions in which stockholders might otherwise receive a premium for their shares or transactions that our stockholders might otherwise deem to be in their best interests. Therefore, these provisions could adversely affect the price of our common stock. Among other things, our amended and restated certificate of incorporation and amended and restated bylaws:

permit our board of directors to issue up to 10,000,000 shares of preferred stock, with any rights, preferences and privileges as they may designate (including the right to approve an acquisition or other change in our control);
provide that the authorized number of directors may be changed only by resolution of the board of directors;
provide that our board of directors or any individual director may only be removed with cause and the affirmative vote of the holders of at least 66-2/3% of the voting power of all of our then-outstanding shares of the capital stock entitled to vote generally in the election of directors, voting together as a single class;
provide that all vacancies, including newly created directorships, may, except as otherwise required by law, be filled by the affirmative vote of a majority of directors then in office, even if less than a quorum;
divide our board of directors into three classes;

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require that any action to be taken by our stockholders must be effected at a duly called annual or special meeting of stockholders and not be taken by written consent;
provide that stockholders seeking to present proposals before a meeting of stockholders or to nominate candidates for election as directors at a meeting of stockholders must provide notice in writing in a timely manner and also specify requirements as to the form and content of a stockholder’s notice;
do not provide for cumulative voting rights (therefore allowing the holders of a majority of the shares of common stock entitled to vote in any election of directors to elect all of the directors standing for election, if they should so choose);
provide that special meetings of our stockholders may be called only by the chair of our board of directors, our Chief Executive Officer or by the board of directors pursuant to a resolution adopted by a majority of the total number of authorized directors; and
provide that the Court of Chancery of the State of Delaware will be the sole and exclusive forum for the following types of actions or proceedings under state, statutory and common law: (i) any derivative action or proceeding brought on our behalf; (ii) any action asserting a claim of breach of a fiduciary duty owed by any of our directors, officers or other employees to us or our stockholders; (iii) any action asserting a claim pursuant to any provision of the Delaware General Corporation Law, our certificate of incorporation or our bylaws; (iv) any action as to which the Delaware General Corporation Law confers jurisdiction to the Court of Chancery of the State of Delaware; and (v) any action governed by the internal affairs doctrine, in all cases subject to the court’s having personal jurisdiction over the indispensable parties named as defendants; provided these provisions of our amended and restated certificate of incorporation and amended and restated bylaws will not apply to suits brought to enforce a duty or liability created by the Exchange Act, or any other claim for which the federal courts have exclusive jurisdiction; and provided that, unless we consent in writing to the selection of an alternative forum, to the fullest extent permitted by law, the federal district courts of the United States of America shall be the exclusive forum for the resolution of any complaint asserting a cause of action arising under the Securities Act of 1933, as amended (Securities Act), including all causes of action asserted against any defendant to such complaint. For the avoidance of doubt, this provision is intended to benefit and may be enforced by us, our officers and directors, the underwriters to any offering giving rise to such complaint, and any other professional or entity whose profession gives authority to a statement made by that person or entity and who has prepared or certified any part of the documents underlying the offering.

These provisions, with the exception of the ability of our board of directors to issue shares of preferred stock and designate any rights, preferences and privileges thereto, would require approval by the holders of at least 66-2/3% of our then-outstanding common stock.

In addition, as a Delaware corporation, we are subject to Section 203 of the Delaware General Corporation Law. These provisions may prohibit large stockholders, in particular those owning 15% or more of our outstanding voting stock, from merging or combining with us for a certain period of time. A Delaware corporation may opt out of this provision by express provision in its original certificate of incorporation or by amendment to its certificate of incorporation or bylaws approved by its stockholders. However, we have not opted out of this provision.

These and other provisions in our certificate of incorporation and bylaws, as amended, and Delaware law could make it more difficult for stockholders or potential acquirors to obtain control of our board of directors or initiate actions that are opposed by our then-current board of directors, including delay or impede a merger, tender offer or proxy contest involving our company. The existence of these provisions could negatively affect the price of our common stock and limit opportunities for you to realize value in a corporate transaction.

Our amended and restated certificate of incorporation provides that the Court of Chancery of the State of Delaware will be the exclusive forum for certain disputes between us and our stockholders, which could limit our stockholders’ ability to obtain a favorable judicial forum for disputes with us or our directors, officers, or employees.

Our amended and restated certificate of incorporation provides that, subject to the court’s having personal jurisdiction over the indispensable parties named as defendants, unless we consent in writing to the selection of an alternative forum, the Court of Chancery of the State of Delaware will be the sole and exclusive forum for the following types of actions or proceedings:

any derivative action or proceeding brought on our behalf;
any action asserting a claim of breach of fiduciary duty owed by any of our directors, officers or other employees to us or our stockholders;

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any action asserting a claim arising pursuant to any provision of the Delaware General Corporation Law, our certificate of incorporation or bylaws;
any action as to which the Delaware General Corporation Law confers jurisdiction to the Court of Chancery of the State of Delaware; and
any action asserting a claim that is governed by the internal affairs doctrine.

This provision would not apply to suits brought to enforce a duty or liability created by the Exchange Act. Furthermore, Section 22 of the Securities Act creates concurrent jurisdiction for federal and state courts over all such Securities Act actions. Accordingly, both state and federal courts have jurisdiction to entertain such claims. To prevent having to litigate claims in multiple jurisdictions and the threat of inconsistent or contrary rulings by different courts, among other considerations, our amended and restated certificate of incorporation further provides that the federal district courts of the United States of America will be the exclusive forum for resolving any complaint asserting a cause of action arising under the Securities Act. While the Delaware courts have determined that such choice of forum provisions are facially valid, a stockholder may nevertheless seek to bring a claim in a venue other than those designated in the exclusive forum provisions. In such instance, we would expect to vigorously assert the validity and enforceability of the exclusive forum provisions of our amended and restated certificate of incorporation. This may require significant additional costs associated with resolving such action in other jurisdictions and there can be no assurance that the provisions will be enforced by a court in those other jurisdictions.

These exclusive forum provisions may limit a stockholder’s ability to bring a claim in a judicial forum that it finds favorable for disputes with us or our directors, officers, or other employees, which may discourage lawsuits against us and our directors, officers and other employees. If a court were to find either exclusive forum provision in our amended and restated certificate of incorporation to be inapplicable or unenforceable in an action, we may incur further significant additional costs associated with resolving the dispute in other jurisdictions, all of which could seriously harm our business.

We are currently listed on The Nasdaq Capital Market. If we are unable to maintain listing of our securities on Nasdaq or any stock exchange, our stock price could be adversely affected and the liquidity of our stock and our ability to obtain financing could be impaired and it may be more difficult for our shareholders to sell their securities.

Although our Common Stock is currently listed on The Nasdaq Capital Market, we may not be able to continue to meet the exchange’s minimum listing requirements or those of any other national exchange. If we are unable to maintain listing on Nasdaq or if a liquid market for our Common Stock does not develop or is sustained, our Common Stock may remain thinly traded.

The Listing Rules of Nasdaq require listing issuers to comply with certain standards in order to remain listed on its exchange. If, for any reason, we should fail to maintain compliance with these listing standards and Nasdaq should delist our securities from trading on its exchange and we are unable to obtain listing on another national securities exchange, a reduction in some or all of the following may occur, each of which could have a material adverse effect on our shareholders:

the liquidity of our Common Stock;
the market price of our Common Stock;
our ability to obtain financing for the continuation of our operations;
the number of investors that will consider investing in our Common Stock;
the number of market makers in our Common Stock;
the availability of information concerning the trading prices and volume of our Common Stock; and
the number of broker-dealers willing to execute trades in shares of our Common Stock.

General Risk Factors

We will incur significant increased costs as a result of operating as a public company, and our management will be required to devote substantial time to new compliance initiatives.

We became a public company in November of 2022, and as a public company we will incur significant legal, accounting, and other expenses that we did not incur as a private company. We are subject to the reporting requirements of the Exchange Act, which require, among other things, that we file with the SEC annual, quarterly, and current reports with respect to our business and financial condition. In addition, the Sarbanes-Oxley Act, as well as rules subsequently adopted by the SEC and Nasdaq to implement provisions of the Sarbanes-Oxley Act, impose significant requirements on public companies, including requiring establishment and maintenance of effective disclosure and financial controls and changes in corporate governance practices. Further, in July 2010, the

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Dodd-Frank Wall Street Reform and Consumer Protection Act (Dodd-Frank Act) was enacted. There are significant corporate governance and executive compensation-related provisions in the Dodd-Frank Act that require the SEC to adopt additional rules and regulations in these areas such as “say on pay” and proxy access. Emerging growth companies and smaller reporting companies are exempted from certain of these requirements, but we may be required to implement these requirements sooner than budgeted or planned and thereby incur unexpected expenses. Stockholder activism, the current political environment and the current high level of government intervention and regulatory reform may lead to substantial new regulations and disclosure obligations, which may lead to additional compliance costs and impact the manner in which we operate our business in ways we cannot currently anticipate.

We expect the rules and regulations applicable to public companies to substantially increase our legal and financial compliance costs and to make some activities more time-consuming and costly. If these requirements divert the attention of our management and personnel from other business concerns, they could have a material adverse effect on our business, financial condition, and results of operations. The increased costs will decrease our net income or increase our net loss, and may require us to reduce costs in other areas of our business or increase the prices of our products or services. For example, we expect these rules and regulations to make it more difficult and more expensive for us to obtain director and officer liability insurance and we may be required to incur substantial costs to maintain the same or similar coverage. We cannot predict or estimate the amount or timing of additional costs we may incur to respond to these requirements. The impact of these requirements could also make it more difficult for us to attract and retain qualified persons to serve on our board of directors, our board committees or as executive officers.

We have identified a material weakness in our internal control over financial reporting. If our remediation of this material weakness is not effective, or if we experience material weaknesses in the future or otherwise fail to implement and maintain an effective system of internal controls in the future, we may not be able to accurately report our financial condition or results of operations which may adversely affect investor confidence in us, and as a result, the value of our Common Stock.

Our Common Stock was listed on the Nasdaq Capital Market on November 10, 2022. Prior to listing, we were a privately-held company, we were not required to evaluate our internal control over financial reporting in a manner that meets the standards of publicly traded companies required by Section 404(a) of the Sarbanes-Oxley Act, or Section 404. As a public company, we are subject to significant requirements for enhanced financial reporting and internal controls. The process of designing and implementing effective internal controls is a continuous effort that requires us to anticipate and react to changes in our business and the economic and regulatory environments and to expend significant resources to maintain a system of internal controls that is adequate to satisfy our reporting obligations as a public company. In addition, we are required, pursuant to Section 404, to furnish a report by management on, among other things, the effectiveness of our internal control over financial reporting in the annual report. This assessment includes disclosure of any material weaknesses identified by our management in our internal control over financial reporting. A material weakness is a deficiency or combination of deficiencies in internal control over financial reporting, such that there is a reasonable possibility that a material misstatement of a company’s annual and interim financial statements will not be detected or prevented on a timely basis.

The rules governing the standards that must be met for our management to assess our internal control over financial reporting are complex and require significant documentation, testing, and possible remediation. Testing and maintaining internal controls may divert management’s attention from other matters that are important to our business. Once we are no longer an “emerging growth company,” or a “smaller reporting company,” our auditors will be required to issue an attestation report on the effectiveness of our internal controls on an annual basis.

In the course of preparing the financial statements that are included in this Annual Report on Form 10-K, management has determined that a material weakness exists within the internal controls over financial reporting. The material weakness identified relates to the lack of formal control documentation and consistent execution of control procedures, and the lack of a sufficient complement of personnel within the finance and accounting function with an appropriate degree of knowledge, experience and training. We also noted a material weakness related to logical security and privileged access in the area of information technology. We concluded that the material weaknesses in our internal control over financial reporting information technology occurred because, prior to our IPO, we were a private company and did not have the necessary business processes, systems, personnel, and related internal controls necessary to satisfy the accounting and financial reporting requirements of a public company.

In order to remediate the material weaknesses, we expect to enhance our formal documentation over internal control procedures and management controls infrastructure to allow for more consistent execution of control procedures and hire additional accounting, finance and information technology resources or consultants with public company experience.

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We may not be able to fully remediate the identified material weakness until the steps described above have been completed and our internal controls have been operating effectively for a sufficient period of time. We believe we have already and will continue to make progress in our remediation plan but cannot assure you that we will be able to fully remediate the material weakness by such time. If the steps we take do not correct the material weakness in a timely manner, we will be unable to conclude that we maintain effective internal control over financial reporting. Accordingly, there could continue to be a reasonable possibility that a material misstatement of our financial statements would not be prevented or detected on a timely basis. We also may incur significant costs to execute various aspects of our remediation plan but cannot provide a reasonable estimate of such costs at this time.

In the future, it is possible that additional material weaknesses or significant deficiencies may be identified that we may be unable to remedy before the requisite deadline for these reports. Our ability to comply with the annual internal control reporting requirements will depend on the effectiveness of our financial reporting and data systems and controls across our company. Any weaknesses or deficiencies or any failure to implement new or improved controls, or difficulties encountered in the implementation or operation of these controls, could harm our operating results and cause us to fail to meet our financial reporting obligations, or result in material misstatements in our consolidated financial statements, which could adversely affect our business and reduce our stock price.

If we are unable to conclude on an ongoing basis that we have effective internal control over financial reporting in accordance with Section 404, our independent registered public accounting firm may not issue an unqualified opinion. If we are unable to conclude that we have effective internal control over financial reporting, investors could lose confidence in our reported financial information, which could have a material adverse effect on the trading price of our Common Stock. Failure to remedy any material weakness in our internal control over financial reporting, or to implement or maintain other effective control systems required of public companies, could also restrict our future access to the capital markets.

We have been and could be in the future subject to securities class action litigation.

Securities class action litigation has often been brought against a company following a decline in the market price of its securities. For example, on December 4, 2024, a purported stockholder of the Company filed a putative securities class action on behalf of purchasers of the Company’s securities between October 30, 2024 through November 26, 2024 against ASP Isotopes Inc. and certain of its executive officers in the United States District Court for the Southern District of New York (Corredor v. ASP Isotopes Inc., et al., Case No. 1:24-cv-09253 (S.D.N.Y.)) (the “Securities Class Action”). The Securities Class Action alleges that the Company, its chief executive officer and chief financial officer (“Defendants”) made materially misleading or false statements or omissions regarding the Company’s business and asserts purported claims under §§ 10(b) and 20(a) of the Securities Exchange Act of 1934 and SEC Rule 10b-5 promulgated thereunder, seeking unspecified compensatory damages, attorney’s fees and costs. On June 27, 2025, Defendants filed a motion to dismiss the Amended Complaint. Also on June 27, 2025, Plaintiffs filed a motion for class certification. On December 4, 2025, the Court denied in part Defendants’ motion to dismiss and granted Plaintiffs’ motion for class certification. On April 3, 2026, following a mediation in which the parties reached an agreement-in-principle to resolve all claims in the Securities Class Action, subject to the Court’s approval, the parties filed a Joint Stipulation agreeing to stay the Securities Class Action (the “Stipulation”). The Stipulation requires the parties to file a stipulation of settlement and for the Plaintiffs to file a motion for preliminary approval of the stipulation of settlement within 60 days of the Court’s approval of the Stipulation. On April 6, 2026, the Court approved the Joint Stipulation. We cannot be certain of the outcome of the Securities Class Action and, if decided adversely to us, our business and financial condition may be adversely affected. This risk continues to be relevant for us because technology companies continue to experience significant stock price volatility. The Securities Class action and any future similar securities class action litigation could result in substantial costs and a diversion of management’s attention and resources, which could harm our business.

Our failure to meet Nasdaq’s continued listing requirements could result in a delisting of our Common Stock.

If we fail to satisfy the continued listing requirements of Nasdaq, such as the corporate governance requirements or the minimum closing bid price requirement, Nasdaq may take steps to delist our Common Stock. Such a delisting would likely have a negative effect on the price of our Common Stock and would impair your ability to sell or purchase our Common Stock when you wish to do so. In the event of a delisting, we can provide no assurance that any action taken by us to restore compliance with listing requirements would allow our Common Stock to become listed again, stabilize the market price or improve the liquidity of our Common Stock, prevent our Common Stock from dropping below the Nasdaq minimum bid price requirement or prevent future non-compliance with the listing requirements of Nasdaq.

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If securities or industry analysts do not publish research or publish inaccurate or unfavorable research about our business, our stock price and trading volume could decline.

The trading market for our Common Stock depends in part on the research and reports that securities or industry analysts publish about us or our business. Securities and industry analysts do not currently, and may never, publish research on our company. If no securities or industry analysts commence coverage of our company, the trading price for our stock would likely be negatively impacted. In the event securities or industry analysts initiate coverage, if one or more of the analysts who covers us downgrades our stock or publishes inaccurate or unfavorable research about our business, our stock price may decline. If one or more of these analysts ceases coverage of our company or fails to publish reports on us regularly, demand for our stock could decrease, which might cause our stock price and trading volume to decline.

Risks Related to Quantum Leap Energy’s Business and Industry

QLE’s future success depends, in part, on target markets that are not yet, and may never be, established. Furthermore, even if QLE’s target markets grow as expected by our management team, our ability to penetrate these markets is uncertain.

QLE’s ability to make sales of certain critical isotopes for advanced nuclear fuels, specifically HALEU, LEU+ and enriched Lithium-6 as well as Lithium-7, depends on growth in markets that have not yet been established, including the SMR and the fusion reactor industries. Our expectations regarding the potential for future growth in the markets for certain critical isotopes for advanced nuclear fuels, and the third-party growth estimates for these markets, are subject to uncertainty. Furthermore, even if there is successful development and deployment of SMRs and fusion reactors, we cannot assure you that demand for certain critical isotopes for advanced nuclear fuels will grow commensurate with such development and deployment. If market demand for these critical isotopes does not grow as expected, we cannot be sure that our business will grow at a similar rate, or at all, and our business and prospects may be adversely affected.

 

In addition, QLE may face significant competition in the future from others who may develop new technologies to make sales of critical isotopes for advanced nuclear fuels that could render our products or services less desirable or noncompetitive. If QLE is unable to produce commercial quantities of HALEU, LEU+, Lithium-6 or Lithium-7 to meet customer demands at scale or as efficiently as our competitors, our business, results of operations, financial condition and growth prospects will be adversely affected.

 

If QLE is unable to advance its current and future research and development activities, obtain applicable regulatory approval and ultimately commercialize critical isotopes for advanced nuclear fuels, or experience significant delays in doing so, QLE’s business will be materially harmed.

QLE has launched four programs to date across four countries, comprising eleven projects spanning conversion, enrichment of lithium and uranium, deconversion and waste treatment technologies. QLE’s business model is based on the anticipated future demand for HALEU for the new generation of HALEU-fueled SMRs and advanced reactor designs that are now under development for commercial and government uses. QLE may need to invest significant financial resources in research and product development to keep pace with anticipated technological advances in the industry and to compete in the future, and we may be unable to secure such financing on favorable terms or at all.

QLE’s ability to generate product revenues will depend heavily on the success of QLE’s current and future research and development activities, receipt of applicable regulatory approvals, and eventual commercialization of critical isotopes for advanced nuclear fuels (assuming receipt of applicable regulatory approvals and compliance with all applicable regulatory authorities).

The success of QLE’s business, including its ability to finance its operations and generate any revenue in the future, will primarily depend on the successful development, regulatory approval and commercialization of QLE’s currently planned critical isotopes for advanced nuclear fuels, which may never occur.

QLE will have to be successful in a range of challenging activities, including completing current and future research and development activities relating to QLE’s licensed technology, obtaining applicable regulatory approvals and manufacturing, marketing and selling isotopes (assuming receipt of applicable regulatory approvals). QLE is only in the preliminary stages of most of these activities. If we are unable to succeed in these activities, we may not be able to generate sufficient revenue to continue QLE’s business.

In the period since our inception to date, neither we nor QLE has applied our enrichment technologies to the enrichment of U-235, nor have we or QLE received permission or regulatory approval to conduct testing of our enrichment technologies on U-235, except for the activities contemplated by the Services Contract with Necsa. Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of U-235 could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176.

 

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If QLE cannot acquire regulatory approvals to leverage its technologies across borders, QLE may need to develop distinctly unique commercial production methods for enriching lithium and uranium for fuel production in each of South Africa, the US and the UK, and QLE’s success in developing and obtaining regulatory approval of QLE’s production method in one jurisdiction does not mean that QLE will be successful in developing and obtaining regulatory approval of a different production method in another jurisdiction.

QLE plans to leverage its existing footprint to develop intellectual property simultaneously in the US, the UK and South Africa. Developing and obtaining regulatory approval of QLE’s production method in one jurisdiction does not guarantee that QLE will be able to develop and obtain regulatory approval of a different production method in another jurisdiction. A failure or delay in developing or obtaining regulatory approval of QLE’s production method in one jurisdiction may have a negative effect on the development or regulatory approval process of a different production method in another jurisdiction. Regulatory approval procedures vary among jurisdictions and can involve requirements and administrative review periods different from jurisdiction to jurisdiction. Any delay in developing and obtaining regulatory approval of QLE’s production methods could result in significant difficulties and costs for us. If QLE fails to develop or receive applicable regulatory approval of QLE’s production methods in one or more of QLE’s active jurisdictions, QLE’s ability to realize the full market potential for isotopes for advanced fission and fusion reactors will be adversely affected.

 

Technological changes could render QLE’s technology uncompetitive or obsolete, which could prevent QLE from achieving market share and sales.

QLE’s failure to refine or advance QE technology could cause QLE to become uncompetitive or obsolete, which, in turn, could prevent QLE from achieving market share and sales. A variety of competing alternative technologies may be in development by other companies that could result in lower commercialization or operating costs and/or higher performance than those expected for QLE’s technology. QLE’s development efforts may be rendered obsolete by the technological advances of others, and other technologies may prove more advantageous for commercialization.

 

QLE is a party to several non-binding memorandums of understanding with third parties that may not result in the parties entering into definitive agreements.

QLE is a party to several non-binding memorandums of understanding with third parties for uranium enrichment. QLE’s South African subsidiary, Quantum Leap Energy (Pty) Ltd., has entered into a Services Contract with Necsa as part of the collaboration contemplated by the MOU. Under the Services Contract, Necsa has agreed to provide to QLE South Africa certain facilities, infrastructure, utilities and services related to the siting, design, construction, commission and operation of an enrichment facility on the Necsa site in Pelindaba. However, QLE anticipates entering into additional agreements with Necsa and, except for the Services Contract with Necsa, QLE has not entered into any definitive agreements with third parties for uranium enrichment to date, and such definitive agreements may not ultimately be entered into on terms contemplated, if at all. If QLE is unable to enter into definitive agreements with one or more of these third parties, QLE’s business, results of operations and financial condition may be materially adversely affected.

 

Competition from existing or new companies could cause QLE to experience downward pressure on prices, fewer customer orders, reduced margins, the inability to take advantage of new business opportunities, and the loss of market share.

The nuclear fuel cycle industry is highly concentrated among several well-established players whose activities are mostly focused on commercial LEU production for use in nuclear fuel fabricated for existing large light water reactors (“LWRs”), and to our knowledge, no existing LWR has announced any intent to use HALEU. Uranium enrichment technology today for making LEU primarily consists of a very large number of cascades of centrifuges. HALEU production can be done with centrifuges but requires significant CAPEX to expand from LEU to HALEU (as evidenced by the $2.7 billion that DOE recently awarded to companies to try to jump start commercial HALEU production), and the enrichment process takes longer to produce HALEU than LEU because there are more stages to get from 5% to 19.75% enriched uranium. Should these incumbents seek to expand into LEU+ and HALEU markets, we believe that they would need to acquire or develop new technologies to do so. One company in the US that currently has the capability to produce HALEU is Centrus Energy Corp., which is projecting a multi-year buildout for its commercial HALEU facility with significant capital requirements. In addition, Urenco Group was recently approved by the NRC to produce LEU+ in the US. Both of these companies use gas centrifuges, as opposed to lasers, to enrich uranium. These companies and others, currently or in the future, may compete with some or all of QLE’s offerings. In addition, in some instances, QLE has strategic or other commercial relationships with companies with which QLE currently or in the future may compete.

Many of QLE principal competitors have substantially longer operating histories, larger numbers of existing customers, greater capital and research and development resources, broader sales and marketing capabilities, stronger brand and customer recognition, larger intellectual property portfolios and broader global distribution and presence. QLE’s competitors may be able to produce critical isotopes or offer services similar to QLE’s services at a more attractive price than QLE can. Acquisitions and consolidation in QLE’s industry may provide QLE’s competitors even more resources or may increase the likelihood of QLE’s competitors offering integrated products with which QLE cannot effectively compete. New innovative start-ups and existing large companies that are making significant investments in research and development could also launch new technologies and services

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that could gain market acceptance quickly. If QLE were unable to anticipate or react to these competitive challenges, QLE’s competitive position would weaken, which would adversely affect QLE’s business, results of operations and financial condition.

 

QLE may be unable to attract customers as quickly as expected, or at all, and in certain instances expect to be heavily dependent on a limited number of customers to generate a majority of QLE’s revenues.

SMRs and advanced nuclear technologies are relatively new and unproven and may be more costly than alternatives. Accordingly, adoption of SMRs and advanced nuclear technologies among QLE’s potential customers may progress more slowly than we anticipate or it may be more expensive to bring potential customers into QLE’s pipeline. Any delay or failure to attract potential customers may have a material and adverse impact on QLE’s business and financial condition.

Additionally, to date, ASP Isotopes has entered into supply agreements with TerraPower for the future supply of HALEU, including an Initial Supply Agreement and Long-Term Supply Agreement, which QLE expects to assume prior to completion of this offering. The Initial Supply Agreement is intended to support the supply of the HALEU for the first fuel core for TerraPower’s initial Natrium reactor project in Wyoming (“Initial Supply Agreement”). The Long-Term Supply Agreement is a 10-year supply agreement of up to a total of 150 metric tons of HALEU, commencing in 2028 through end of 2037 (“Long-Term Supply Agreement”). QLE may be heavily dependent on TerraPower or other customers in the future.

QLE has not entered into any supply agreements for enriched lithium isotopes. Furthermore, we expect QLE to rely on a limited number of customers to purchase any critical isotopes for advanced nuclear fuels that QLE may produce using the licensed technology under long-term contracts. QLE’s future key customers may stop ordering QLE’s products at any time or may become bankrupt or otherwise unable to pay. The loss of any key customer would harm QLE’s business, financial condition and results of operations.

 

The HALEU supply agreements with TerraPower are terminable, for convenience, at TerraPower’s sole election; accordingly, QLE may never realize any revenue or profit as a result of these agreements.

TerraPower may terminate the two HALEU supply agreements it has entered into with ASP Isotopes, for convenience, by providing written notice to ASP Isotopes. It is possible that TerraPower may seek to terminate these agreements for a variety of reasons, including the availability of other sources of HALEU. Furthermore, the supply agreements contain a number of covenants and representations that we expect QLE to be bound upon their assignment to QLE by ASP Isotopes. There can be no assurance that QLE will be able to comply with, or that QLE will not breach, the terms and conditions of the supply agreements or that TerraPower will grant any necessary waivers if QLE is unable to do so.

In the event that TerraPower terminates these supply agreements, QLE’s business, financial condition and results of operations would be adversely impacted.

 

QLE operates in a politically sensitive industry, and the public perception of nuclear energy can affect QLE’s current and future customers, which could adversely impact QLE’s business, financial condition and results of operations.

Successful execution of QLE’s business model depends in large part on public support for nuclear power in the US and other countries. The risks associated with uses of radioactive materials by QLE’s customers in future deployments of SMR and other advanced nuclear designs, and the public perception of those risks, can affect QLE’s business. Opposition by third parties can delay or prevent the licensing and construction of new nuclear power facilities and in some cases can limit the operation of nuclear reactors. Adverse public reaction to developments in the use of nuclear power could directly affect QLE’s customers and, accordingly, indirectly affect QLE’s business. In the past, adverse public reaction, increased regulatory scrutiny and related litigation have contributed to extended licensing and construction periods for new nuclear reactors, sometimes delaying construction schedules by decades or more, or even shutting down operations at already-constructed reactors.

Accidents involving nuclear power facilities, including, but not limited to, events similar to any of the Three Mile Island, Chernobyl or Fukushima Daiichi nuclear accidents, or terrorist acts or other high profile events involving radioactive materials, could materially and adversely affect public perception of the safety of nuclear energy, QLE’s customers and the markets in which QLE operates and potentially decrease demand for nuclear energy or facilities, increase regulatory requirements and costs or result in liabilities or claims that could materially and adversely affect QLE’s business.

Historical nuclear accidents and fears of a new nuclear accident can hinder widespread acceptance of nuclear power. QLE understands that nuclear power faces strong opposition from certain individuals and organizations both in the US and other countries. With respect to public perceptions, the accident that occurred at the Fukushima nuclear power plant in Japan in 2011 increased public opposition to nuclear power in some countries, resulting in a slowdown in, or, in some cases, a complete halt to new construction of nuclear power plants, an early shut down of existing power plants and a dampening of the favorable regulatory climate needed to introduce new nuclear technologies. As a result of the Fukushima accident, some countries that were considering launching new domestic nuclear power programs delayed or cancelled the preparatory activities they were planning to undertake as part of such programs. If a high-visibility or high-consequence nuclear accident, including the loss or mishandling of nuclear materials, or other event, such as a terrorist attack involving a nuclear facility, occurs, public opposition to nuclear power may

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increase dramatically, regulatory requirements and costs could become more onerous or prohibitory, and customer demand for nuclear energy could suffer, which could materially and adversely affect QLE’s business and operations.

 

QLE’s future growth depends in large part on the success of QLE’s partner and customer relationships.

QLE is dependent on certain commercial partners, including, but not limited to: (1) Fermi America, QLE’s planned joint venture partner in the US; (2) TerraPower, which is a customer for future supply of HALEU that QLE may produce; and (3) Necsa, with whom ASP Isotopes has entered into a non-binding memorandum of understanding to collaborate on the research, development and commercial production of advanced nuclear fuel, to execute QLE’s business plan. QLE’s future growth will be increasingly dependent on the success of QLE’s partner and customer relationships, and if those relationships do not provide such benefits, QLE’s ability to grow QLE’s business will be harmed. If QLE is unable to execute QLE’s partner and customer relationships effectively, our results of operations could be adversely affected.

QLE’s existing arrangements with its commercial partners and customers are generally non-exclusive, meaning QLE’s partners and customers may enter into similar agreements with different companies, including companies that compete with us. If QLE’s partners or customers choose to work with QLE’s competitors instead of QLE, QLE’s ability to grow its business and produce critical isotopes for advanced nuclear fuels (HALEU and enriched Lithium-6 and Lithium-7) will be harmed. The loss of any of QLE’s partners or customers, QLE’s possible inability to replace them or the failure to engage with additional partners or customers could harm our results of operations.

Risks Related to the Expansion of the Virginia Gas Project

As we further expand Renergen’s current operations into Phase 2, we may face additional problems associated with natural gas exploration and development projects.

Our ability to sustain or increase levels of helium and LNG production is dependent in part on the successful expansion of Renergen’s operations, including the development of the Virginia Gas Project. The development of a natural gas facility takes a number of years to complete and requires substantial capital investment. The economic feasibility of such project is based upon many factors, including, among others: the accuracy of reserve estimates; helium and LNG recoveries; sufficient quality and/or quantity of feed gas; capital and operating costs; government regulations relating to prices, taxes, royalties, land tenure, land use, importing, exporting and environmental protection; and helium and LNG commodity prices. Projects to replace existing capacity or expansions are also subject to the successful completion of feasibility studies, the issuance of necessary governmental permits and the availability of adequate financing. If we are unable to execute such projects successfully, we could face problems such as delays, cost overruns and lower than predicted revenues, which could have an adverse effect on our business, financial condition and results of operations.

Renergen has several additional supporting authorizations, licenses and permits to obtain before Phase 2 of the Virginia Gas Project is considered fully permitted, which we may not timely obtain or obtain at all.

Renergen has several additional supporting authorizations to obtain before Phase 2 of the Virginia Gas Project is considered fully permitted. We may have difficulty obtaining these required authorizations, permits and licenses for the operation of Phase 2. These permits, licenses and approvals are issued by ministries and/or agencies of the South African government and are crucial to the success of Phase 2. Although we have applied for all consents necessary to conduct Renergen’s business, there can be no assurance that we will obtain, retain, timely renew or comply with all of the terms and conditions attaching to such consents, which could delay Renergen’s progress or curtail some of Renergen’s plans entirely.

Renergen’s overall cost to complete construction of Phase 2 is an estimate based on assumptions that may be inaccurate and are based on existing economic and operating conditions that may change in the future. If actual costs are materially greater than our estimates, our business, financial condition and results of operations may be negatively impacted.

The estimated build cost to complete construction of Phase 2, which as of our latest cost estimate is expected to be approximately $1.16 billion (including borrowing costs and general corporate costs during construction), is based on assumptions that may be inaccurate and existing economic and operating conditions that may change in the future, which could materially and adversely affect the cost of construction beyond our estimates. The cost of construction could change for a variety of reasons including, but not limited to, increased labor costs, increased energy costs and cost overruns. Furthermore, the world economy is facing the risk of increasingly high inflation as a result of, among other things, continued supply constraints with rising demand and increased energy prices. This sharp rise in inflation has created pressure on economies and their central banks to reconsider accommodative and expansionary monetary policies, resulting in higher interest rates and associated monetary policy aimed at reducing excess liquidity in the market. The current levels of inflation in South Africa, and globally, may prevent comparison between the development of Phase 1 and the development of Phase 2, as the costs of goods and services used in the development of Phase 1 may not correlate with the costs of goods and services used for the development of Phase 2, making it difficult to predict the cost of materials and the price of labor needed to complete the construction of Phase 2. Additionally, high rates of inflation may curtail our ability to access international financial markets and may lead to further government intervention in the economy, which

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may introduce government policies that may materially and adversely affect Renergen and constrain our ability to purchase the materials or hire the labor required to complete the development of Phase 2. If the actual costs of construction are materially greater than our estimates, our business, financial condition and results of operations will be negatively impacted.

There can be no assurance that we will be able to obtain the necessary financing for Phase 2 in a timely manner and/or on acceptable terms, if at all.

We have received conditional approval by the DFC, pursuant to the delineated application review process of the DFC, to fund Phase 2 with up to $500 million of senior secured debt. Additionally, the Standard Bank of South Africa has conditionally approved an additional $250 million of senior secured debt funding for Phase 2, which is anticipated to be funded substantially concurrently with the aforementioned DFC funding. Conditions to such funding by the DFC and Standard Bank of South Africa are anticipated to include, among other things, receipt by the DFC and the Standard Bank of South Africa of satisfactory evidence that (i) Tetra4 owns or has the right to use at least 90% of the real property on which the Phase 2 facilities and wells are located (whether through ownership, leases, easements, rights-of-way or similar arrangements); (ii) Tetra4 has entered into business, construction and operational arrangements to deliver the Phase 2 facilities to the satisfaction of the lenders; (iii) Tetra4 has marketing plans for helium and LNG sales (including timing, amount and pricing) to ensure financial covenants under such secured debt arrangements will continue to be met; (iv) Tetra4 has received definitive offtake agreements for helium and LNG produced at the Phase 2 facilities with contracted revenues equal to at least 50% of the debt service under such secured debt arrangements;; (v) Renergen shall contribute sufficient equity into the project such that Tetra4’s debt to equity ratio will not exceed 65% to 35%; and (vi) the conclusion of an EIA and Environmental Management Plan for Phase 2 in compliance with the Equator Principles and IFC Performance Standards. If we do not complete the standard conditions precedent or successfully complete additional or equity or debt financings, we may not obtain the necessary financing for Phase 2 in a timely manner, on acceptable terms, or at all.

If we are unable to fund Renergen’s planned capital expenditure for Renergen’s projects as a result of, among other factors, difficulties in raising funding to support future capital expenditures and investments, we may no longer be able to complete capital projects. In addition, we may be unable to develop new capital projects so as to continue production at cost-effective levels. Renergen’s capital expenditures financed by borrowing additional funds may increase our leverage and make it more difficult for Renergen to satisfy its obligations, limit our ability to obtain additional financing to operate Renergen’s business, and require Renergen to dedicate a substantial portion of its cash flow to payments on its debt, which may reduce our ability to use Renergen’s cash flow to fund working capital, capital expenditures and other general corporate requirements, and place Renergen at a competitive disadvantage relative to some of Renergen’s competitors that have less debt.

Managing a project as substantial in size as Phase 2 of the Virginia Gas Project requires sufficient technical, commercial and project management capacity and there can be no assurance that Renergen’s current management team has sufficient capacity.

Successful implementation of Phase 2 of the Virginia Gas Project requires sufficient technical, commercial and project management capacity. As part of the execution strategy for Phase 2, we have retained Worley, a global engineering entity, WorleyParsons Limited, to act as engineer to ensure sufficient skill set, experience, management capability and resources are available to us for the execution of Phase 2 of the Virginia Gas Project. The scope of the owners engineer’s work and its execution will be overseen by Renergen’s management team. However, there can be no assurance that Renergen’s current management team has sufficient capacity, or that it can acquire additional skills to supplement that capacity, to manage a project of this scale and to realize cost and operational efficiencies throughout Phase 2 or maintain those at the existing operations.

Even if Phase 2 is completed, the project may not operate as expected or may cost more to operate than expected.

We categorize Phase 2 as the expansion of Renergen’s existing, authorized operations through the drilling of additional wells, the construction of additional natural gas gathering pipelines and the construction of a significantly larger (approximately 12x larger) processing and liquefaction facility, and the associated road tanker distribution facilities and downstream customer dispensing facilities. Phase 2 is a major undertaking and we may encounter unexpected obstacles in the future, such as inflationary pressures, rising interest rates and associated monetary policy and increasing power shortages or blackouts, that were not present during the construction of Phase 1 and that we cannot overcome within budget, within Renergen’s expected timeframe, or at all. Even if Phase 2 is completed, the project may not operate as expected or may cost more to operate than expected. Renergen’s results of operations and financial condition are, to a large extent, dependent upon the overall success of Phase 2. Accordingly, any changes in the expected operation or cost of operation of the projects in Phase 2 may adversely impact our results of operations and financial condition.

The construction and operation of gas gathering pipelines may pose unforeseen difficulties, delays or costs, which could impact Renergen’s profitability and cause a delay in Renergen’s operations.

The development of the Virginia Gas Project includes construction, and ultimately operation, of low-pressure well-site gathering pipelines that deliver production to a liquefaction facility. The construction and operation of the gathering pipelines poses a number of risks, including risks related to:

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design flaws in the pipeline infrastructure;
technical vulnerabilities in information systems that are used to manage and control the flow of gas;
delays in construction caused by third-party providers or contractors or delays in obtaining necessary permits, authorizations or licenses for construction or operation of the pipelines;
improper installation techniques, material defects, and/or environmental factors resulting in corrosion or material fatigue that could impact ongoing pipeline operations;
delays caused by Renergen’s lack of ownership of the land on which we will own Renergen’s pipelines;
inadequate maintenance and quality management, which may affect overall performance, recoverability and efficiency;
costs and liabilities resulting from performance of pipeline integrity testing programs and related repairs;
construction and operating cost overruns that cannot be passed on to the customer;
unforeseen plant outages;
inability to access gas gathering infrastructure due to abnormally inclement weather or other unforeseen circumstances;
damage to Renergen’s pipelines and other facilities due to climatic events and severe weather;
production variability or system disruptions;
theft or vandalism of wellhead and/or pipeline infrastructure;
community protest, including protest caused by a perceived lack of local community participation in the project and permanent job opportunities for local residents; and
inability to deliver production due to a force majeure event or other unforeseen circumstances.

 

There is no assurance that we will be able to execute future take-or-pay agreements with customers on favorable pricing terms, if at all.

Renergen’s results of operations depend on our ability to strategically execute offtake agreements with customers. We expect to contract the majority of the LNG we produce on five- to eight-year take-or-pay agreements, servicing the industrial, logistics and potentially gas-to-power industries. There is no assurance that we will be able to execute these agreements on favorable pricing terms, if at all. If we are unable to negotiate these contracts, or are unable to secure favorable prices and terms, our business, financial condition, results of operation and prospects could be adversely affected.

As Renergen’s customer contracts expire, we may not be able to replace them with agreements on similar terms, or at all.

Certain helium and LNG contracts in Renergen’s portfolio will be subject to expiration. If the price of helium or LNG is declining at the time of negotiating a replacement contract, our ability to negotiate or replace these contracts on terms that are acceptable to us, or at all, may be adversely impacted. Renergen has a limited customer base and we expect that a significant portion of Renergen’s future revenues will be from a limited number of customers, which could result in us having less leverage in contract negotiations. Further, because of Renergen’s limited customer base, the loss of any significant customer could adversely affect Renergen’s operating results. We cannot provide any assurance that we will be able to negotiate or replace these contracts once they expire, and, even if we are able to do so, we cannot provide any assurance that we will be able to obtain the same prices or terms we currently receive. If we are unable to negotiate or replace these contracts, or are unable to secure prices and terms at least equal to the current prices and terms we receive, our business, financial condition, results of operation and prospects could be adversely affected.

We cannot assure you that there will be consumer demand for Renergen’s LNG filling stations or that customers will transition to LNG as a liquid fuel.

As part of Phase 2, we plan to establish a number of LNG filling stations for trucks at Renergen’s customers’ depots and potentially along the major highways in South Africa. We cannot assure you that there will be consumer demand for Renergen’s LNG filling stations or that customers will transition to LNG as a liquid fuel. There are constraints on the volume of hazardous goods, including LNG, which may be stored on a site at any time without approval from the EIA for a greater volume. This adds to the complexity and frequency of LNG deliveries to Renergen’s customers and may increase the cost and risk profile associated with Renergen’s LNG operations. In addition, medium to large customers typically prefer to buy and dispense diesel in their own depots, which may reduce the attractiveness of refilling at one of Renergen’s LNG filling stations. Finally, customers may view the fact that Renergen is the sole producer of LNG in South Africa as a risk to their operations, preventing them from transitioning to

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LNG. If Renergen’s expectations regarding consumer demand for Renergen’s LNG filling stations or the customer transition to LNG as a liquid fuel are not realized, our business, financial condition, results of operation and prospects could be adversely affected.

Renergen’s success is partially dependent on the willingness of truckers and other consumers to transition from diesel to LNG, which may not occur in a timely manner, at expected levels or at all.

Renergen’s success is partially dependent on the adoption by trucks and other consumers of Renergen’s LNG as a substitute for diesel. Although there is wide acknowledgement in the industry that LNG represents a less expensive and more environmentally friendly alternative to diesel fuel, a significant portion of the transportation industry is not currently utilizing LNG. As the sole producer of LNG in South Africa, the lack of alternative sources may be perceived as a risk to the transportation industry, which may hinder the transition from diesel to LNG. If the market for Renergen’s LNG as a substitute for diesel does not develop, or if a market develops but Renergen is not able to capture a significant share of the market or the market subsequently declines, our business, prospects, financial condition, and operating results would be harmed.

We may experience unforeseen difficulties, delays or costs in implementing Renergen’s business strategy and operational plan.

Our ability to grow Renergen’s business will depend on the successful implementation of Renergen’s existing and proposed strategic initiatives and current operational plans. The successful implementation of Renergen’s strategic initiatives and operational plans, including the realization of Renergen’s production growth, depends upon many factors, with some of such factors outside Renergen’s control. We may prove unable to deliver on production targets. Unforeseen difficulties, delays or costs may adversely affect the successful implementation of Renergen’s business strategy and plans, and such strategy and plans may not result in the potential benefits. For example, a number of factors, including, but not limited to, operating costs, safety-related issues, organized labor action and technical issues may result in a failure to meet operations targets or strategic goals. Any such difficulties, delays or costs could prevent us from fully implementing Renergen’s business strategy, which could have a material adverse effect on our business, operating results and financial condition.

Risks Related to Renergen’s Business

Because Renergen holds South Africa’s first and only onshore petroleum Production Right for the extraction and production of natural gas and helium and part of Renergen’s business strategy involves using some of the latest available slant well drilling and completion techniques, Renergen’s drilling results in South Africa may be more uncertain than drilling results in areas that are developed and have established production.

Renergen is a new producer of liquid helium and hold South Africa’s first and only onshore petroleum Production Right for the extraction and production of natural gas and helium. As a result, Renergen’s drilling results in South Africa may be more uncertain than drilling results in areas that are developed and have established production. Newer formations and areas have limited or no production history and, consequently, Renergen is more limited in assessing future drilling results in these areas. In addition, part of Renergen’s drilling strategy to maximize recoveries involves the drilling of slant wells, the locations of which are determined based on aeromagnetic and gravity surveys, re-processed seismics and data obtained from prior drilling campaigns. The difficulties we face drilling slant wells include: the fracturing of drill rods and rapid loss of inclination due to the intersection of softer rocks, which reduces the entry angle and decreases the probability of success. The difficulties we face while completing slant wells include: the loss of inclination that affects trajectory, the gravitational impact on centralization efforts, which can cause improper cement bonds and necessitate the insertion of additional migratory casings, and reductions in our ability to log accurately, which reduces the quality of data received. Renergen’s experience with drilling slant wells in the area to date, as well as the industry’s drilling and production history in these formations, is limited. Since Renergen has limited drilling history, we cannot assure you that all drilling prospects will be economically viable or that we will not abandon Renergen’s investments. We cannot assure you that targeted well locations for prospects within Renergen’s area will be profitably developed, that wells drilled by Renergen in prospects that we pursue will be productive or that we will recover all or any portion of Renergen’s investment in such unproved property or wells.

Renergen’s identified drilling locations are scheduled out over many years, making them susceptible to uncertainties that could materially alter the occurrence or timing of their drilling. In addition, we may not be able to raise the substantial amount of capital that would be necessary to drill such locations.

Renergen’s management and technical teams have specifically identified and scheduled certain drilling locations as an estimation of Renergen’s future multi-year drilling activities. Renergen’s ability to drill and develop these locations depends on a number of uncertainties, including natural gas prices, the availability and cost of capital, drilling and production costs, availability of drilling services and equipment, drilling results, gathering system and pipeline transportation constraints, access to and availability of water sourcing and distribution systems, regulatory approvals and other factors. Because of these uncertain factors, we do not know if the numerous drilling locations we have identified will ever be drilled or if we will be able to produce natural

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gas from these or any other drilling locations. As such, Renergen’s actual drilling activities may materially differ from those presently identified.

We may be unable to drill many of Renergen’s identified locations. In addition, we will require significant additional capital over a prolonged period in order to pursue the development of these locations, and we may not be able to raise or generate the capital required to do so. Any drilling activities we are able to conduct on these locations may not be successful, which could have a material adverse effect on our future business and results of operations.

Renergen’s results of operations and financial condition are dependent upon the economic, environmental, social and political conditions in South Africa.

All of Renergen’s existing assets are in South Africa, and we expect to complete construction projects and secure additional development projects in South Africa. As a result, the performance of Renergen’s operations are dependent upon the economic, environmental, social and political conditions in South Africa, and we are exposed to a variety of risks, including risks related to:

heightened economic volatility;
difficulty in obtaining authorizations, permits and licenses required for the operation of Renergen’s projects and planned projects;
fluctuations in revenues, operating margins and/or other financial measures due to currency exchange rate fluctuations and restrictions on currency and earnings repatriation;
trade protection measures, import or export restrictions, licensing requirements and/or restrictive conditions, codes, norms and standards;
occupational safety, work hazards, and local labor laws and regulations;
potentially adverse tax developments or interpretations;
changes in political and/or social conditions;
fluctuations in the availability of funding;
changes in Renergen’s relationships with the different stakeholders in the communities surrounding Renergen’s facilities;
the proximity, cost, availability and capacity of natural gas and helium pipelines and other transportation facilities and equipment;
changes in the regulatory legal framework, including the costs of complying with environmental and energy regulations; and
consumer demand for lower-carbon forms of energy.

Renergen’s Virginia Gas Plant, located near Virginia in the Free State Province of South Africa, is subject to poor socio-economic conditions, which could hinder Renergen’s progress.

Renergen’s Virginia Gas Plant is located in the Free State Province of South Africa. South Africa’s unemployment rate was 31.9% in the third quarter of 2024. Poor socio-economic conditions in these communities increase expectations for employment from businesses operating in these communities and other socio-economic benefits. Historically, high unemployment rates contribute to social unrest. Furthermore, local governments and communities have demonstrated an increased reliance and growing expectations on energy companies to combat such unemployment, which may contribute to disruptions in operations due to community activism and lack of local delivery services. We strive to employ from, and integrate, local communities where possible, and we regularly engage and monitor Renergen’s interaction with local communities in which we operate, including through community development programs with localized procurement opportunities; however, any such disruptions in Renergen’s operations due to community activism or social unrest may adversely affect us.

We use third-party providers and contractors to conduct Renergen’s operations, and the lack of availability of, or failure to properly perform services by, one or more of these third-party providers or contractors may adversely affect us.

The lack of availability of, or failure to properly perform services by, one or more of Renergen’s third-party providers or contractors could result in a decrease in Renergen’s production and/or delay the development of projects. A number of resources, such as compressors, liquefaction equipment, helium and cryogenic equipment and control systems, are only available through a limited number of third parties, and lead-times, work slowdowns, stoppages, or other labor- or services-related developments or disputes involving such third parties or contractors or their respective employees or services providers are out of Renergen’s control.

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There can be no assurance that we will be able to secure in a timely manner, or on commercially acceptable terms or at all the provision of all the services that we will need to execute Renergen’s business plans, or that such arrangements (both current and planned) will be sufficient for Renergen’s future needs and/or will not be interrupted. Renergen has previously entered into various Agreements of Mandatory, commonly known as Section 37(2) Agreements, which limit Renergen’s liability to third parties by placing the legal liability on the third-parties for acts or omissions undertaken by their employees. We also require all of Renergen’s third-party service providers to be in good standing with a compensation fund in order to mitigate any potential liability we may face in terms of the Compensation for Occupational Injuries and Diseases Act. However, we cannot be certain that we will not incur liability to third parties as a result of the actions of Renergen’s contractors.

In addition, certain of the services we require are, or may in the future be, only available from a limited number of specialized providers, and we may encounter difficulties in securing the services of specialized contractors due to high demand for those services. As a result, we are dependent on external contractors performing and fulfilling their obligations satisfactorily. While we are not aware of any specific failures or delays in providing such services, Renergen’s business and development plans may be adversely affected by any failure or delay by third parties in providing these services, by any change to the terms on which these services are made available, or by the failure of such third-party providers to provide services that meet Renergen’s quality or volume requirements. If we determine it necessary to change a provider of such services, we may experience additional costs, delays, interruptions to production, or other adverse effects on Renergen’s business, and we may not be able to find adequate replacement services on commercially acceptable terms, on a timely basis, or at all. In addition, pursuant to the conditional approval of up to $500 million in senior secured debt from DFC and up to $250 million in senior secured debt from the Standard Bank of South Africa, which we anticipate to be funded substantially concurrently with the aforementioned DFC funding, we will be required to enter into business, construction and operational arrangements to deliver the Phase 2 facilities with suitably skilled contractor(s) to the satisfaction of the DFC and the Standard Bank of South Africa.

We currently rely on outside contractors to perform key roles, such as drilling, downhole (wireline) logging and compositional sampling. We will also rely on Worley to perform the owners engineer role on behalf of us for Phase 2 of the Virginia Gas Project, and we will rely on specialist EPC contractors for execution and construction of the Phase 2 plant. We may also rely on specialized operating and maintenance contractors who are appointed for the short- to medium-term to assist with the operation of Renergen’s Phase 1 plant and the development of Renergen’s Phase 2 plant. These contractors will be selected based on international and, where possible, local experience. During the construction of Phase 2, we also plan to appoint an independent consultant who must be registered with the South African Council for the Project and Construction Management Professions to oversee and audit Renergen’s OHSA implementation and Renergen’s third-party service providers. The success of Renergen’s operations and activities remains significantly dependent on the efforts, abilities and performance of outside contractors.

Should we be unable to acquire or retain third-party providers or contractors of key services on favorable terms, or should there be interruptions to, or inadequacies with, any services provided, we may need to incur additional capital and operating expenditures to perform or correct such services. The occurrence of one or more of these risks could have a material adverse effect on our business, results of operations and financial condition.

All of Renergen’s operations are conducted in one geographic area. Any adverse developments at Renergen’s facility could have a material adverse effect on our business, results of operations and financial condition.

Because all of Renergen’s operations are conducted in one geographic area located in Virginia, Free State Province, South Africa, an event such as an explosion, substantial gas leak, fire, equipment malfunction or severe weather conditions, including water shortages or other drought-related conditions, that adversely affect Renergen’s facility could significantly disrupt Renergen’s natural gas or helium production operations and our ability to supply LNG and helium to Renergen’s customers. Additionally, as a result of this concentration, we may be disproportionately exposed to the impact of regional supply and demand factors, delays or interruptions of production from wells in these areas caused by governmental regulation, processing or transportation capacity constraints, market limitations, availability of equipment and personnel, or interruption of the processing or transportation of natural gas. Any sustained disruption in our ability to meet Renergen’s obligations under Renergen’s sales agreements could have a material adverse effect on our business, results of operations and financial condition.

Natural gas prices are volatile. A sustained decline in natural gas prices could adversely affect our business, financial condition and results of operations and our ability to meet Renergen’s capital expenditure obligations and financial commitments.

The prices we receive for Renergen’s natural gas production heavily influence Renergen’s revenue, profitability, access to capital, and future rate of growth. Natural gas is a commodity, and its price may fluctuate widely in response to market uncertainty and to relatively minor changes in the supply of and demand for natural gas. Historically, natural gas prices have been volatile. For example, during the period from January 1, 2014 through November 7, 2016, the Henry Hub spot price for natural gas declined from a high of $8.15 per MMBtu on February 10, 2014 to a low of $1.49 per MMBtu on March 4, 2016. The prices we receive for Renergen’s production, and the levels of Renergen’s production, depend on numerous factors beyond Renergen’s control, which include the following:

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worldwide and regional economic conditions impacting the global supply and demand for natural gas;
the price and quantity of foreign imports of natural gas;
political and economic conditions in or affecting other producing regions or countries, including the Middle East, Africa, South America and Russia;
the level of global exploration, development and production of natural gas;
the level of global inventories of natural gas;
the proximity, capacity, cost and availability of gathering and transportation facilities;
localized and global supply and demand fundamentals and transportation availability;
the cost of exploring for, developing, producing and transporting reserves;
weather conditions and natural disasters;
technological advances affecting energy consumption;
the price and availability of alternative fuels;
expectations about future commodity prices;
energy supply, production, and conservation measures, including policies and initiatives by governmental authorities; and
governmental regulation and taxes.

Lower commodity prices may reduce Renergen’s cash flow and borrowing ability. If we are unable to obtain needed capital or financing on satisfactory terms, our ability to develop future reserves could be adversely affected. Also, using lower prices in estimating proved reserves may result in a reduction in proved reserve volumes due to economic limits. In addition, sustained periods with natural gas prices at levels lower than current Henry Hub strip prices may adversely affect Renergen’s drilling economics and our ability to raise capital, which may require us to re-evaluate and postpone or eliminate Renergen’s development program, and result in the reduction of some of Renergen’s operational data. As a result, a substantial or extended decline in commodity prices may materially and adversely affect our future business, financial condition, results of operations, liquidity and ability to finance planned capital expenditures.

The world’s helium supply is located in a few countries, which may cause volatility in helium prices, impact Renergen’s competition and affect our business or results of operations.

Helium is a commodity business, which means that Renergen’s operations and earnings may be significantly affected by changes in helium prices and in margins on helium sales. Helium prices and margins on helium sales depend on local, regional and global events or conditions that affect supply and demand for helium. The world’s helium supply is located primarily in the United States, Algeria, and Qatar, in addition to South Africa, Russia and a few other countries. The scarcity of this resource limits the number of competitors in the helium industry and, if Renergen’s competitors in any of these countries experience a problem with production of helium, the price of helium may spike. For example, an explosion at a Russian helium production facility in January 2022 has caused a continued delay in production at that site and contributed to global helium supply concerns, which impacted the prices for the commodity. Any material decline in helium prices could have a material adverse effect on certain of our operations and financial condition.

We face competition based upon the international market price for LNG.

We may be subject to the risk of LNG price competition when we need to replace any existing sale purchase agreement (“SPA”), whether due to natural expiration, default or otherwise, or enter into new LNG SPAs. Factors relating to competition may prevent us from entering into a new or replacement SPA on economically comparable terms as existing SPAs, or at all. Such an event could have a material adverse effect on Renergen’s business, contracts, financial condition, operating results, cash flow, liquidity and prospects. Factors that may negatively affect potential demand for LNG from Renergen’s liquefaction projects are diverse and include, among others:

increases in worldwide LNG production capacity and availability of LNG for market supply;
LNG demand at levels below those required to maintain current price equilibrium with respect to supply;
increases in the cost to supply natural gas feedstock to Renergen’s liquefaction projects;
decreases in the cost of competing sources of natural gas or alternate fuels, such as coal, heavy fuel oil and diesel;

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decreases in the price of non-South African LNG, including decreases in price as a result of contracts indexed to lower oil prices;
increases in capacity and utilization of nuclear power and related facilities; and
displacement of LNG by pipeline natural gas or alternate fuels, including in locations where access to these energy sources is not currently available.

Actual and potential supply chain shortages and increases in the prices of production inputs may have a material adverse effect on us as we expand Renergen’s current operations.

Renergen’s results of operations have been and may in the future be affected by the availability and pricing of raw materials and other essential production inputs, including equipment, fuel and steel. The price and quality of raw materials have been and may in the future be substantially affected by changes in global supply and demand, along with weather conditions, including those due to climate change, governmental controls and other factors. A sustained interruption in the supply of any of these materials could require us to find substitute suppliers and to pay higher prices for such materials. Furthermore, the cost of construction materials and the prices of certain of Renergen’s production inputs are impacted by, among other things, the prices of such raw materials, including oil and steel, which have been, and may continue to be, subject to price volatility. The price of these materials may continue to rise as a result of inflation, resulting in significantly higher construction costs as we expand Renergen’s current operations into Phase 2. Any significant increase in the prices of these materials could increase Renergen’s operating costs and affect production considerations, which may have a material adverse effect on our operations and liquidity.

We depend on third parties to manufacture and to supply key semiconductor components necessary for operations at the Virginia Gas Plant. If these third party suppliers become unwilling or unable to provide an adequate supply of semiconductors, with respect to which there is a global shortage, we may not be able to find alternative sources in a timely manner and our business could be adversely impacted.

Semiconductors are a vital input to certain components of Renergen’s Virginia Gas Plant. Many of the key semiconductors used in these components come from limited or single sources of supply, and, therefore, a disruption with any one manufacturer or supplier in Renergen’s supply chain would have an adverse effect on our ability to continue Renergen’s operations. Due to Renergen’s reliance on these semiconductors, we are subject to the risk of shortages and long lead times in their supply. Renergen has in the past experienced, and may in the future experience, semiconductor shortages, and the availability and cost of these components would be difficult to predict. To the extent such shortage persists, Renergen’s business could be adversely impacted. Additionally, Renergen’s manufacturers may experience temporary or permanent disruptions in their manufacturing operations due to equipment breakdowns, labor strikes or shortages, natural disasters, component or material shortages, cost increases, acquisitions, insolvency, changes in legal or regulatory requirements, or other similar problems, further exacerbating the global shortage. The shortage of semiconductors could negatively impact our ability to source an adequate supply of semiconductors used in Renergen’s operations, which may adversely affect our business, results of operations and financial condition.

 

We may be unable to obtain, maintain or renew permits, leases or licenses necessary for Renergen’s operations, the failure of which could impair our ability to conduct Renergen’s operations and have a material adverse effect on our results of operations.

Renergen’s operations require us to obtain a number of consents, permits, authorizations, leases and licenses that may impose strict regulations on various environmental and operational matters. These include consents issued by various agencies and regulatory bodies. The permitting rules, and the interpretations of these rules, are complex, change frequently and are subject to discretionary interpretations by Renergen’s regulators, all of which may make compliance difficult or impractical and may impair Renergen’s existing operations or the development of future facilities. Although we believe that we have obtained all consents, permits, authorizations, leases and licenses to operate Renergen’s operations to date, if any consents, permits, authorizations, leases and licenses that may be required for future operations are not issued or timely renewed as statutorily prescribed or at all, or are conditioned in a manner that may restrict our ability to conduct Renergen’s operations economically, Renergen’s cash flows may decline, which could negatively impact our operations and results of operations.

 

Renergen’s results of operations may be adversely affected by permitting, operating or construction delays and requirements introduced via community, political or regulatory opposition to Renergen’s projects.

Certain persons, associations and groups could oppose natural gas or helium projects in general or Renergen’s projects specifically, citing, for example, misuse of water resources, contribution to climate change, landscape degradation, land use or price increase and harm to the environment. Moreover, regulation may restrict the development of LNG or helium plants in certain areas. In order to develop an LNG or helium project, we are typically required to obtain, among other things, petroleum rights to explore and/or produce LNG and helium, environmental authorizations, water use entitlements, and/or other related authorizations, land use, zoning and/or other infrastructure-related building permits, which in turn require environmental impact and applicable specialist studies to be undertaken and mandatory prescribed public participation processes, during which any interested or affected

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individual, association or group may oppose a project or expansion of an existing project. Any objection resulting from the public participation process must be taken into account by the relevant decision-making authority, which could in turn result in the applicable consents being delayed or not being granted or being granted solely on the condition that we carry out certain mitigation measures regarding the impact of the proposed project. Objections to Renergen’s application for the relevant consents, successful appeal and/or judicial review challenges in respect to the granting of Renergen’s applicable consents could adversely affect Renergen’s operating plans.

Authorization for the use, construction, and operation of systems and associated transmission facilities will also require the assessment and evaluation of existing limited real rights of third parties, such as mineral rights, private rights-of-way, and other easements; environmental, agricultural, traditional community entitlements, cultural, recreational, and aesthetic impacts; biodiversity loss, and the likely mitigation of adverse effects to these and other resources and uses. The inability to obtain the required consents and other governmental approvals, and any delays in obtaining such consents and other related approvals due, for example, to applicant or third party internal appeals and litigation, could potentially prevent us from successfully constructing and operating such projects in a timely manner and could result in the potential forfeiture of any deposit we have made with respect to a given project. Moreover, project approvals subject to project modifications and conditions, including mitigation requirements and costs, could affect the financial success of a given project. Changing regulatory requirements and the discovery of unknown site conditions could also adversely affect the financial success of a given project.

Further, we may be adversely affected by operating or construction delays. Due to the size and duration of construction in Phase 2, actual construction costs may be significantly higher than our current estimates as a result of many factors, including but not limited to changes in scope, the ability of Renergen’s contractors to execute successfully under their agreements, changes in commodity prices, escalating labor costs and the potential need for additional funds to be expended to maintain construction schedules or comply with existing or future environmental or other regulations. As construction progresses, we may decide or be forced to alter operations or Renergen’s construction plans due to unforeseen events, which could result in longer construction periods, higher construction costs or both, including change orders to comply with existing or future environmental or other regulations. Any significant operating or construction delay, whatever the cause, could have a material impact on our business, financial condition, results of operations or liquidity.

Poor general economic, business, or political conditions may have a material adverse effect on our results of operations, liquidity, and financial condition.

Renergen’s current business plan contemplates that a portion of Renergen’s revenue will be derived from the sale of helium and LNG. The demand for helium and LNG is largely driven by the economic, political and regulatory conditions of the countries where we plan to sell such commodities (for example, the USA and South Africa). Therefore, Renergen’s results of operations and financial condition are, to a large extent, dependent upon the overall level of economic activity in these countries.

During the last few years, concerns over inflation, energy costs, volatile oil and natural gas prices, geopolitical issues, the availability and cost of credit, rising interest rates, the overall health of the banking sector, the slowdown in economic growth in large emerging and developing markets, regional or worldwide increases in tariffs or other trade restrictions, and other issues have contributed to increased economic uncertainty and diminished expectations for the global economy.

Concerns about global economic conditions have had a significant adverse impact on domestic and international financial markets and commodity prices. If uncertain or poor economic, business, or industry conditions in the United States or abroad remain prolonged, demand for petroleum products could diminish or stagnate, and production costs could increase. These situations could impact the price at which we can sell Renergen’s LNG and helium, affect Renergen’s vendors’, suppliers’, and customers’ ability to continue operations, and ultimately adversely impact our business, financial condition, results of operations or liquidity.

Extreme weather and changing climatic conditions exacerbated by climate change impacts, including prolonged droughts, could lead to delays in Renergen’s projects and adversely affect our operations.

Renergen’s operations are subject to various physical weather and climate risks, which may be exacerbated by climate change. Climate change may result in the increased frequency or severity of extreme weather events (including storms, droughts, floods, and wildfires) or changes in meteorological and hydrological patterns, which could adversely impact our operations and financial results through, for example, water use curtailments in response to drought or construction delays resulting from more frequent storms and flooding. We take proactive measures to monitor water availability and quality within Renergen’s operations to help avoid and mitigate impacts to Renergen’s operations. In addition, the occurrence of extreme weather events has the potential to result in supply chain disruptions. While extreme weather events have increased in frequency and intensity in some areas where we operate, to date such events have not had a material impact on Renergen’s operations nor materially adversely affected Renergen’s business.

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Power stoppages, fluctuations, usage constraints and limited access to sufficient water may force us to halt or curtail operations and/or increase costs.

Renergen’s operations are dependent on electricity supplied by Eskom, a state-owned utility company that historically has held a monopoly over electricity supply in the South African market. Over the past decade, electricity supply in South Africa has been constrained, with multiple power supply disruptions and load shedding constraints, which is a controlled process of restricting the electricity supply in response to unplanned events that commenced in South Africa in 2008. For example, after a strike at Eskom in June 2018, Eskom re-commenced load shedding to protect the power system from going offline. In 2022 and 2023, Eskom increased implementation of load shedding due to various constraints on its power generation units, which have resulted in certain unplanned outages. Although the position has materially improved in 2024 and 2025, load shedding may return in the short- to medium-term, particularly as the South African economy may increase growth under the GNU. Later in the decade, Eskom will also start to decommission some of its coal-fired power plants. Despite Eskom’s efforts to protect the national power grid to date, there is no assurance that Eskom’s efforts will prevent a nationwide blackout. Eskom has been unable to generate and supply the amount of electricity required by South Africa, which has resulted in significant and often unpredictable electricity supply disruptions. Eskom has implemented a number of short- and long-term mitigation plans to correct these issues but supply disruptions have continued to occur regularly and with no predictability. Prolonged power outages, disruptions, or shortages in supply of electricity to Renergen’s operations would have a material adverse impact on production and our results of operations.

Eskom has increasing costs of generation emanating from, among others, primary energy costs such as high diesel consumption related to its use of peaking power plants to supplement the shortfall in base load generation, reduced generation of electricity from its base load fleet as a result of a very low energy availability factor at its old power stations, operating costs and asset related revenue recovery. Eskom is required to submit regular applications to the National Energy Regulator of South Africa (“NERSA”), an independent regulatory body, in accordance with, among others, the principles set out in the Electricity Regulation Act, 2006 (Act No. 4 of 2006) requesting an increase in the power tariffs. Each tariff increase request, if granted by NERSA, results in higher energy costs for electricity users in South Africa, including us. During certain periods of load shedding, Eskom has burned significant amounts of diesel to run its gas turbines and has asked large power users to curtail their demand. This has contributed to Eskom’s ongoing financial difficulties and above inflation tariff applications to NERSA. Eskom has expressed concern that these increases may not be adequate to prevent future electricity interruptions and has indicated that it intends to challenge NERSA’s decision not to grant the requested tariff increase. In several instances, the court has ruled in Eskom’s favor, allowing retrospective recovery through tariff increases.

Furthermore, in February 2019, the President of South Africa announced the vertical unbundling of Eskom. While full state ownership will be maintained, the unbundling is expected to result in the separation of Eskom’s generation, transmission and distribution functions into separate entities, which may require legislative and/or policy reform, which could take a significant amount of time and could cause poor reliability of the supply of electricity, instability in prices, and a possible tariff increase above inflation that could continue through the unbundling process. Should we experience further power tariff increases, Renergen’s operating results and financial condition may be adversely impacted.

Although the South African Department of Electricity and Energy is developing a recovery program to improve the reliability of power supply in South Africa, there can be no assurance that this program will provide sufficient supply for the needs of the country or for us to run Renergen’s operations at full capacity or at all.

Renergen’s operations also require significant amounts of water. We are dependent on the availability of water in Renergen’s areas of operations and, in particular, on the provision of a sufficient allocation of water to enable us to conduct Renergen’s business. Renergen’s operations are located in historically water scarce areas, which such scarcity may be further impacted by climate change. Renergen’s current water supply to Renergen’s facilities and Renergen’s operations comes directly from the municipal main supply system, which also supplies the mining houses in the area and historically has not been prone to supply constraints. This municipal main supply system would also be the main source of water supply for Phase 2 of the Virginia Gas Project. Renergen’s on-site service water tank has sufficient water storage should unplanned service interruptions occur. Additionally, Phase 1 and Phase 2 of the Virginia Gas Project are designed for efficient water usages, including the recycling of produced water from plant operation wastewater and the recycling of treated sewage waste. However, shifting rainfall patterns, population growth and urban development in the areas surrounding Renergen’s operations are expected to lead to increased demands on the existing water supply, which, coupled with inadequate upgrades to existing water infrastructure, may cause water shortages in relation to Renergen’s areas of operations. If we cannot be supplied with sufficient water, our results of operations and financial condition may be adversely impacted.

Drilling for and producing natural gas and helium are high risk activities with many uncertainties that could adversely affect our financial condition or results of operations.

Renergen’s drilling activities are subject to many risks, including the risk that they will not discover commercially productive reservoirs. Drilling for natural gas and helium can be uneconomical, not only from dry holes, but also from productive wells that do not produce sufficient revenues to be commercially viable. There is no way to predict in advance of drilling and testing whether any particular prospect will yield natural gas or helium in sufficient quantities to recover drilling or completion costs or to be

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economically viable. The use of micro-seismic data and other technologies and the study of producing fields in the same area will not enable us to know conclusively prior to drilling whether natural gas or helium will be present or, if present, whether natural gas or helium will be present in commercial quantities. We cannot assure you that the analogies we draw from available data from other wells will be applicable to Renergen’s drilling prospects. In addition, drilling and producing operations on Renergen’s acreage may be curtailed, delayed or canceled as a result of other factors, including:

declines in natural gas or helium prices;
infrastructure limitations;
the high cost of, shortages in or delays with respect to receipt of equipment, materials and services;
unexpected operational events, pipeline ruptures or spills, adverse weather conditions, facility malfunctions or title problems;
compliance with environmental and other governmental requirements;
regulations, restrictions, moratoria and bans on injection wells and water disposal;
unusual or unexpected geological formations;
environmental hazards, such as natural gas or well fluids spills or releases, pipeline or tank ruptures and discharges of toxic gas;
fires, blowouts, craterings and explosions;
uncontrollable flows of natural gas or well fluids;
changes in the cost of decommissioning or plugging wells;
maintenance of quality, purity and thermal quality standards both for commodity sales and purposes of transportation;
members of the public have engaged in physical confrontations or acts of sabotage to impede or prevent transportation of hydrocarbons; and
pipeline capacity curtailments.

In addition to causing curtailments, delays and cancellations of drilling and producing operations, many of these events can cause substantial losses, including personal injury or loss of life, damage to or destruction of property, natural resources and equipment, pollution, environmental contamination, loss of wells and regulatory penalties. The occurrence of an event that is not fully covered by insurance could have a material adverse impact on our business activities, financial condition and results of operations.

We use information, communication, and technology systems, which record personal information. Failure of these systems, or the failure to protect personal information, could impact our business and operations.

We receive, generate, store and otherwise process sensitive information, such as personal information.

We face a number of risks relative to protecting this critical information, including loss of access risk, inappropriate use or disclosure, inappropriate modification, and the risk of Renergen’s being unable to adequately monitor, audit and modify Renergen’s controls over Renergen’s critical information. This risk extends to the third-party vendors and subcontractors we use to manage this sensitive data.

The right to privacy of both natural and juristic persons (including companies) is regulated by the Protection of Personal Information Act, 2013 (the “POPIA”), which works alongside the Promotion of Access to Information Act, 2000 (the “PAIA”). With effect from July 1, 2021, a “responsible party” must ensure that it processes personal information of another (known as a “data subject’’) in accordance with the principles contained in the POPIA. The “processing” of personal information refers to any operation or activity concerning such personal information and includes collection, storage, use, alteration, retrieval (amongst others). In addition, the POPIA includes provisions relating to the processing of “special personal information,” which includes information concerning a data subject’s religious or philosophical beliefs, race or ethnic origin, trade union membership, political persuasion, health or sex life and criminal behavior or biometric information. The POPIA would apply to the “processing” of personal information relating to Renergen’s employees, customers, suppliers, shareholders and service providers. It also regulates the transfer of personal information outside South Africa by the Company and the processing of personal information for a responsible party by an independent third party known as an “operator” (data processor).

Any person (being natural or juristic persons, private or public bodies) who believes that we have failed to comply with Renergen’s obligations under the POPIA may lodge a complaint with the Information Regulator, who is, among others, empowered to monitor and enforce compliance with the provisions of the PAIA and the POPIA (the “Information Regulator”), and who is required to investigate the complaint. The Information Regulator may commence an investigation on its own initiative. In

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conducting this investigation, the Information Regulator may summon and enforce the appearance of persons before the Information Regulator, compel the production of documents, access and search any premises, conduct interviews, and carry out any inquiries at the premises that the Information Regulator deems fit. The Information Regulator is also empowered to issue a request for information by way of an information notice.

Upon completion of the investigation, the Information Regulator may refer the complaint to the Enforcement Committee of the POPIA (the “Enforcement Committee”) for consideration, a finding in respect of the complaint, and a recommendation in respect of the proposed action to be taken by the Information Regulator in respect of the complaint. Based on the recommendations of the Enforcement Committee, the Information Regulator may issue the responsible party with an enforcement notice directing the responsible party to take specific measures or to stop processing personal information or take the steps specified in the notice or refrain from taking such steps. The Information Regulator may also impose an administrative fine.

We cannot guarantee that Renergen’s POPIA compliance efforts will be deemed appropriate or sufficient by regulatory authorities or the courts. South African law provides protection to the personal information of both individuals and companies, the latter forming the vast majority of entities with whom we do business. Moreover, we may have difficulty adapting Renergen’s systems and processes to the new legislation. The changes have impacted, and could further adversely impact, Renergen’s business by increasing Renergen’s operational and compliance costs. Renergen’s or Renergen’s third-party vendors’ failure to comply with applicable data protection laws and regulations (such as in the event of a security breach) could result in claims, disputes, proceedings, government enforcement actions (which could include civil or criminal penalties), loss in customers and suppliers, private litigation and/or adverse publicity, monetary penalties or other liabilities, all of which could increase Renergen’s costs of doing business, distract Renergen’s management, require us to change Renergen’s operations and negatively affect Renergen’s operating results and business. Claims that we have violated data subjects’ privacy rights, failed to comply with data protection laws, or breached Renergen’s contractual obligations or privacy policies, even if we are not found liable, could be expensive and time consuming to defend, could result in adverse publicity and could have a material adverse effect on our business, financial condition and results of operations. We may also be contractually required to indemnify and hold harmless third parties from the costs or consequences of non-compliance with any laws, rules and regulations or other legal obligations relating to privacy or consumer protection or any inadvertent or unauthorized use or disclosure of personal information that we store or otherwise process as part of operating Renergen’s business.

Operational risks may adversely impact Renergen’s business or results of operations.

Renergen’s operating results are dependent on the continued operation of Renergen’s exploration and production facilities, our ability to meet customer contract requirements and other needs. Insufficient or excess capacity with respect to Renergen’s exploration and production facilities threatens our ability to generate competitive profit margins and may expose us to liabilities related to contract commitments. Renergen’s operating results are also dependent on our ability to obtain statutorily required consents on time, complete new construction projects on time, on budget and in accordance with performance requirements. Failure to do so may expose Renergen’s business to loss of revenue, potential litigation and loss of business reputation.

Also inherent in the management of Renergen’s production facilities and delivery systems, including storage, vehicle transportation and pipelines, are operational risks that require continuous training, oversight and control. Material operating failures at production or storage facilities or pipelines, including fire, toxic release and explosions, or the occurrence of vehicle transportation accidents could result in loss of life, damage to the environment, loss of production and/or extensive property damage, all of which may negatively impact our financial results.

The third parties on whom we may rely for gathering and transportation services are subject to complex laws that may adversely impact Renergen’s business or results of operations.

Generally, we are responsible for conveying gas from the Virginia Gas Plant with a direct connection to trucks owned by us and for transporting the gas directly to end customers. There may be instances where we might rely on a third-party service provider for gathering and transportation services using the transportation fleet of the relevant third-party service provider. Such third-party service providers are subject to complex and stringent laws and regulations that require obtaining and maintaining numerous permits, approvals and certifications from various government authorities. These third parties may incur substantial costs in order to comply with existing laws and regulations. If existing laws and regulations governing such third party services are revised or reinterpreted, if new laws and regulations become applicable to their operations, or if these third parties otherwise change the rates, terms, or conditions of service, such changes may affect the availability of or the costs that we pay for services. Similarly, a failure to comply with such laws and regulations by the third parties could have a material adverse effect on Renergen’s business, financial condition, and results of operations. Moreover, the operations of these third parties could be subject to legal challenges that could disrupt service to Renergen’s operations and consequently adversely impact our business or results of operations.

Renergen’s insurance coverage may not adequately satisfy all potential claims in the future.

Although we believe we have sufficient insurance coverage, we may become subject to liability for pollution, occupational illness, climate change and other resource impacts or other hazards against which we have not been insured, cannot insure or are

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insufficiently insured, including those relating to past operations. Renergen’s existing property and liability insurance contains specific exclusions and limitations on coverage. Should we suffer a major loss, which is insufficiently covered, future earnings could be affected. In addition, certain classes of insurance may not continue to be available at economically acceptable premiums. As a result, in the future, Renergen’s insurance coverage may not fully cover the extent of claims against it or any cross-claims made.

If any of Renergen’s operations do not perform in line with Renergen’s expectations, we may be required to write down the carrying value of Renergen’s investment, which could affect Renergen’s profitability and the ability to pay dividends.

Under the IFRS, we are required to test the carrying value of long-term assets or cash-generating units for impairment at least annually and more frequently if we have reason to believe that Renergen’s expectations for the future cash flows generated by these assets may no longer be valid. If the results of operations and cash flows generated by Renergen’s operations are not in line with Renergen’s expectations due to, for example, fluctuations in commodity prices, evaluations of Renergen’s development plans, or new production data economics, we may be required to write down the carrying value of Renergen’s investment. A write down constitutes a non-cash impairment charge to earnings. Any write down could materially affect our business, operating results and financial condition.

 

Possible disputes in relation to access, use and servitude agreements entered into with landowners could result in timing delays.

To enable us to commence Renergen’s operations and exploration and development activities, we enter into access, use and servitude agreements with the respective landowners. Such agreements allow us to access the property to do exploration and construction work and to construct the pipeline, and the landowner permits us to register a pipeline servitude, booster station servitude, or production well servitude. Any disputes between the respective landowner and us could lead to delays in our ability to complete exploration and construction work, resulting in time delays and additional costs.

A duly executed agreement to grant a servitude (or so-called unregistered servitude) gives rise to a real right only when it has been registered. Prior to registration, a third party, in particular a purchaser of the underlying land without notice of the servitude, is therefore not bound to recognize it, although the agreement becomes binding immediately inter partes (between the landowner and us). Once registered, or if any third parties have actual knowledge of it, the servitude becomes enforceable against third parties. Registration of the servitudes can be delayed from a timing perspective should the underlying land be encumbered by a mortgage bond and there is a delay in obtaining bondholder consent to register the servitude.

We may not be able to compete with less carbon-intensive sources of energy, such as renewable natural gas and renewable power, given the expected global energy transition to a low carbon economy.

While we believe we offer a competitive, less carbon-intensive source of helium and natural gas for use in transportation, industrial processes and power generation, we cannot guarantee that we Renergen’s products will remain competitive with other sources of energy or that even lower carbon intensive alternatives to Renergen’s products may emerge in the market. Many stakeholders are focused on the development of zero-carbon or carbon negative resources, such as renewable power from wind, solar, or other sources, or renewable natural gas, to assist in the global transition to a low carbon economy, and we cannot guarantee that changes in consumer demand for Renergen’s products will not adversely affect our business and results of operations.

Risks Related to Renergen’s Indebtedness and Liquidity

The DFC Credit Facility Agreement and IDC Loan Agreement place operating restrictions on Renergen and create default risks.

The DFC Credit Facility Agreement and the IDC Loan Agreement contain covenants that place restrictions on Renergen’s operating activities. For more information about certain financial covenants and negative covenants in the DFC Credit Facility and the IDC Loan Agreement, see “Part II, Item 7, “Management’s Discussion and Analysis of Financial Condition and Results of Operations—Liquidity and Capital Resources— Contractual Obligations and Commitments.” These restrictions may interfere with our ability to obtain financing or to engage in other business activities, which may have a material adverse effect on our business, financial condition or results of operations.

If we are unable to comply with the covenants contained in the DFC Credit Facility Agreement and the IDC Loan Agreement, it could constitute an event of default and Renergen’s lenders could declare all borrowings outstanding, together with all other amounts owing under the related financing documents and accrued and unpaid interest, to be immediately due and payable. If we are unable to repay or otherwise refinance these borrowings when due, Renergen’s lenders could sell the collateral securing the DFC Credit Facility Agreement and the IDC Loan Agreement, which constitute substantially all of Renergen’s assets.

 

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We will continue to have the ability to incur debt and Renergen’s levels of debt may affect Renergen’s operations and our ability to pay the principal of and interest on Renergen’s debt.

In the future, we and Renergen’s subsidiaries may be able to incur substantial additional debt from amendments to the DFC Credit Facility Agreement or IDC Loan Agreement, additional lending sources subject to the restrictions contained in the DFC Credit Facility Agreement and IDC Loan Agreement, or because of certain additional debt instruments we may issue.

Renergen’s indebtedness could be costly or have adverse consequences, such as:

requiring us to dedicate a substantial portion of Renergen’s cash flows from operations to payments on Renergen’s debt;
limiting our ability to obtain future financing for working capital, capital expenditures, debt obligations and other general corporate requirements;
making us more vulnerable to adverse conditions in the general economy or Renergen’s industry and to fluctuations in Renergen’s operating results, including affecting our ability to comply with and maintain any financial tests and ratios required under Renergen’s indebtedness;
limiting Renergen’s flexibility to engage in certain transactions or to plan for, or react to, changes in Renergen’s business and industry;
putting us at a disadvantage compared to competitors that have less relative and/or less restrictive debt; and
subjecting us to additional restrictive financial and other covenants.

If we incur substantial additional indebtedness in the future, these higher levels of indebtedness may affect our ability to pay the principal of and interest on existing indebtedness and our creditworthiness generally.

We may not be able to generate sufficient cash to service all of Renergen’s indebtedness and may be forced to take other actions to satisfy Renergen’s obligations under applicable debt instruments, which may not be successful.

Our ability to make scheduled payments on or to refinance Renergen’s indebtedness obligations, including under the DFC Credit Facility Agreement and the IDC Loan Agreement, depends on Renergen’s financial condition and operating performance, which are subject to prevailing economic and competitive conditions and certain financial, business and other factors beyond Renergen’s control. We may not be able to maintain a level of cash flow from operating activities sufficient to permit us to pay the principal, premium, if any, and interest on Renergen’s indebtedness. Additionally, we anticipate incurring a substantial amount of indebtedness to fund the anticipated build cost to construct Phase 2, which will increase the risk that we are unable to generate sufficient cash to service all of Renergen’s indebtedness.

 

Renergen’s outstanding indebtedness under the IDC Loan Agreement bears interest at a variable rate, which makes us more vulnerable to increases in interest rates and could cause Renergen’s interest expense to increase and decrease cash available for operations and other purposes.

Borrowings under the IDC Loan Agreement bear interest at a variable rate, which increases and decreases based upon changes in the underlying interest rate. Any such increases in the interest rate or increases of Renergen’s borrowings under the IDC Loan Agreement will increase Renergen’s interest expense and reduce Renergen’s funds available for operations and other purposes. Although from time to time we may enter into agreements to hedge a portion of Renergen’s interest rate exposure, these agreements may be costly and may not protect against all interest rate fluctuations. Accordingly, we may experience material increases in our interest expense as a result of increases in interest rate levels generally.

 

We may incur losses on interest rate swap and hedging arrangements.

We may periodically enter into agreements to reduce the risks associated with increases in interest rates, such as interest rate swaps. Although these agreements may partially protect against rising inflation rates, they also may reduce the benefits to us if interest rates decline.

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Item 1B. Unresolved Staff Comments

None.

Item 1C. Cybersecurity

Cybersecurity Risk Management and Strategy

Due to the size of our company, we have not yet developed robust policies and processes for assessing, identifying, and managing material risk from cybersecurity threats. We have implemented access controls with respect to our systems, which we monitor regularly and audit annually. Our most sensitive data is stored in offline air-gapped devices. We currently rely heavily on products and services provided by third-party suppliers to operate certain critical business systems, including without limitation, cloud-based infrastructure, encryption and authentication technology, email, and other functions. We rely on third party providers and outsourced IT services to monitor and address cybersecurity related risks, including installing software for threat protection and malware. Such third party providers are tasked with notifying management of any material risks or cybersecurity concerns that they identify, which management then assesses and may bring to our board of directors to discuss if deemed necessary or appropriate. Based on the results of our risk assessments, if deemed necessary or appropriate, we take steps to re-design, implement, and maintain reasonable safeguards to minimize identified risks; reasonably address any identified gaps in existing safeguards; and regularly monitor the effectiveness of our safeguards.

We intend to work with outside counsel and third party service providers in the near term to further develop our expertise, processes and procedures with respect to cybersecurity protection and our response plan.

To date, we have not (to our knowledge) encountered cybersecurity challenges that have materially impaired our operations or financial standing. For additional information regarding risks from cybersecurity threats, please refer to Item 1A, “Risk Factors,” in this Report.

Governance

Our management team is primarily responsible for assessing and managing our strategic risk exposures, including material risks from cybersecurity threats, with assistance from third-party service providers. Management oversees our cybersecurity process on a day-to-day basis, including those described under the heading “Cybersecurity Risk Management and Strategy” above.

Our audit committee is tasked with general oversight of our risk management process, including risks from cybersecurity threats. Members of management provide periodic briefings to the audit committee of our board of directors regarding our cybersecurity risks and activities, including any recent cybersecurity incidents and related responses, cybersecurity systems testing, activities of third parties, and the like. In furtherance thereof, the committee is responsible for monitoring and assessing strategic risk exposure. Our audit committee provides regular updates to the board of directors on such reports.

Item 2. Properties

As of December 31, 2025, we are party to several facility leases in South Africa and Hong Kong for office, manufacturing and laboratory space. We believe that our current facilities are sufficient to meet our current and near-term needs and that, should it be needed, suitable additional space will be available. Please also see the section captioned “Facilities” in Part I, Item 1 above.

Except as described herein, we are currently not party to, and our property is not currently the subject of, any material pending legal matters or claims.

On December 4, 2024, a purported stockholder of the Company filed a putative securities class action on behalf of purchasers of the Company’s securities between October 30, 2024 through November 26, 2024 against ASP Isotopes Inc. and certain of its executive officers in the United States District Court for the Southern District of New York (Corredor v. ASP Isotopes Inc., et al., Case No. 1:24-cv-09253 (S.D.N.Y.)) (the “Securities Class Action”). The Securities Class Action alleges that the Company, its chief executive officer and chief financial officer (“Defendants”) made materially misleading or false statements or omissions regarding the Company’s business and asserts purported claims under §§ 10(b) and 20(a) of the Securities Exchange Act of 1934 and SEC Rule 10b-5 promulgated thereunder. The complaint seeks unspecified compensatory damages, attorney’s fees and costs. On May 2, 2025, the Court appointed Mark Leone (“Leone”) as lead plaintiff and directed the Clerk of court to amend the caption to substitute Leone for Alexander Corredor as plaintiff. On May 2, 2025, the Court also appointed lead counsel and set deadlines for filing an amended consolidated class action complaint and briefing schedules for a motion to dismiss, if any, and class certification. On May 27, 2025, Leone and two additional named plaintiffs (“Plaintiffs”) filed the amended class action complaint

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(“Amended Complaint”), that asserts the same causes of action and seeks the same relief as the initial complaint and is based upon substantially similar factual allegations as the initial complaint. On June 27, 2025, Defendants filed a motion to dismiss the Amended Complaint. Also on June 27, 2025, Plaintiffs filed a motion for class certification. On December 4, 2025, the Court denied in part Defendants’ motion to dismiss and granted Plaintiffs’ motion for class certification. On April 3, 2026, following a mediation in which the parties reached an agreement-in-principle to resolve all claims in the Securities Class Action, subject to the Court’s approval, the parties filed a Joint Stipulation agreeing to stay the Securities Class Action (the “Stipulation”). The Stipulation requires the parties to file a stipulation of settlement and for the Plaintiffs to file a motion for preliminary approval of the stipulation of settlement within 60 days of the Court’s approval of the Stipulation. On April 6, 2026, the Court approved the Stipulation. The Company cannot be certain of the outcome of the Securities Class Action and, if decided adversely to us, our business and financial condition may be adversely affected.

On January 30, 2026, a purported stockholder of the Company filed a derivative action against certain members of the Company’s board of directors in the United States District Court for the Northern District of Texas asserting claims for, among others, breach of fiduciary duty, violation of § 14(a) of the Securities Exchange Act of 1934 and a claim for contribution pursuant to § 21D thereof (Jenis v. Mann, et al., Case No. 3:26-cv-251 (N.D. Tex.)) (the “Jenis Action”). The Company is named as a Nominal Defendant. On March 2, 2026, a different purported stockholder of the Company filed a derivative action against certain members of the Company’s board of directors in the United States District Court for the Southern District of New York asserting claims for, among others, breach of fiduciary duty, violations of §§ 14(a) and 20(a) of the Securities Exchange Act of 1934, and a claim for contribution pursuant to § 21D thereof (Stewart v. Mann, et al., Case No. 1:26-cv-1712 (S.D.N.Y.)) (the “Stewart Action”) (together with the Jenis Action, the “Derivative Actions”)). The Company is named as a Nominal Defendant. The Derivative Actions arise out of similar allegations as those made in the Securities Class Action. The plaintiffs in the Derivative Actions seek unspecified damages, disgorgement of compensation, corporate governance reforms, fees, interests, and costs. The defendants have not yet responded to the complaints in the Derivative Actions. The Company cannot be certain of the outcome of the Derivative Actions and, if decided adversely to us, our business and financial condition may be adversely affected.

In addition to the matters described above, from time to time, we may become subject to arbitration, litigation or claims arising in the ordinary course of business. The results of any current or future claims or proceedings cannot be predicted with certainty, and regardless of the outcome, litigation can have an adverse impact on us because of defense and litigation costs, diversion of management resources, reputational harm and other factors. Please also see the section captioned “Legal Proceedings” in Part I, Item 1 above.

Item 4. Mine Safety Disclosures

Not applicable.

PART II

Item 5. Market for Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities

Market Information and Holders of Record

Our common stock is traded on the Nasdaq Capital Market under the symbol “ASPI.” Public trading of our common stock began on November 10, 2022. Prior to that, there was no public market for our common stock.

As of April 3, 2026, we had 1,691 registered shareholders, not including those shares held in street or nominee name.

Dividends

We have never declared or paid a cash dividend on our capital stock. We currently intend to retain any future earnings and do not expect to pay any dividends in the foreseeable future. Any future determinations to pay cash dividends will be made at the discretion of our board of directors, subject to applicable laws, and will depend on a number of factors, including our financial condition, results of operations, capital requirements, contractual restrictions, general business conditions, and any other factors that our board may deem relevant.

Securities Authorized for Issuance under Equity Compensation Plans

For equity compensation plan information, refer to Item 12, Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters of this Annual Report on Form 10-K.

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Stock Performance Graph

As a smaller reporting company, we are not required to provide the information requested by this item pursuant to Item 201 of Regulation S-K.

Unregistered Sales of Equity Securities and Use of Proceeds

Unregistered sales of equity securities

None.

Repurchases of equity securities by the issuer

None.

Item 6. [Reserved]

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Item 7. Management’s Discussion and Analysis of Financial Condition and Results of Operations

The following discussion and analysis of financial condition and results of operations is provided to enhance the understanding of, and should be read in conjunction with Part I, Item 1, “Business” and Item 8, ‘Financial Statements and Supplementary Data.” For information on risks and uncertainties related to our business that may make past performance not indicative of future results or cause actual results to differ materially from any forward-looking statements, see “Special Note Regarding Forward-Looking Statements,” and Part I, Item 1A, ‘Risk Factors.”

Overview

We are an advanced materials company dedicated to the development of a differentiated isotope enrichment platform to strengthen global supply chain access to critical materials used in nuclear medicine, next-generation semiconductors, and nuclear energy. Our proprietary enrichment technologies, the Aerodynamic Separation Process (“ASP technology”) and QE technology, are designed to enable the production of isotopes for a range of industrial and advanced technology applications. Our initial focus is on the production and commercialization of enriched Carbon-14 (“C-14”), Silicon-28 (“Si-28”) and Ytterbium-176 (“Yb-176”).

We commenced commercial production of enriched isotopes at both of our ASP enrichment facilities located in Pretoria, South Africa during the first half of 2025. Our first ASP enrichment facility is designed to enrich light isotopes, such as C-14 and C-12. The second ASP enrichment facility, which is substantially larger than the first, should have the potential to enrich kilogram quantities of relatively heavier isotopes, including but not limited to Si-28. We are targeting initial commercial shipments of enriched C-14 in mid-2026. We are targeting initial commercial shipments of enriched Si-28 during the second quarter of 2026. We have also completed the commissioning phase and are producing commercial samples of highly enriched Yb-176 at our third enrichment facility, a QE technology facility, which is our first laser-based enrichment plant. We are targeting initial commercial shipments of Yb-176 in mid-2026 or the third quarter of 2026.

In addition, we have started planning additional isotope enrichment plants both in South Africa and in other jurisdictions, including Iceland and the United States. We believe the C-14 we may produce using the ASP technology could be used in the development of new pharmaceuticals and agrochemicals. We believe the Si-28 we may produce using the ASP technology may be used to create advanced semiconductors and in quantum computing. We believe the Yb-176 we may produce using the QE technology may be used to create radiotherapeutics that treat various forms of oncology. We are considering the future development of the ASP technology for the separation of Zinc-68 and Xenon-129/136 for potential use in the healthcare end market, Germanium 70/72/74 for potential use in the semiconductor end market, and Chlorine -37 for potential use in the nuclear energy end market. We are also considering the future development of QE technology for the separation of Nickel-64, Gadolinium-160, Ytterbium-171, Lithium-6 and Lithium-7.

QLE, our subsidiary, is currently pursuing an initiative to apply our enrichment technologies to the enrichment of Uranium-235 (“U-235”) in South Africa. We believe that the U-235 QLE may produce has the potential to be commercialized as a nuclear fuel component for use in the new generation of high-assay low-enriched uranium (“HALEU”)-fueled small modular reactors that are now under development for commercial and government uses. In furtherance of our uranium enrichment initiative in South Africa, we have entered into certain definitive agreements with TerraPower, LLC (“TerraPower”), including a term loan subject to conditions to support construction of a new uranium enrichment facility at Pelindaba, South Africa and supply agreements for the future supply of HALEU to TerraPower, as a customer. In addition, QLE’s South African subsidiary has entered into a Pre-Implementation Services Contract Agreement (“Services Contract”) with The South African Nuclear Energy Corporation (“Necsa”), a South African state-owned company responsible for undertaking and promoting research and development in the field of nuclear energy and radiation sciences, pursuant to which Necsa has agreed to provide to QLE’s South African subsidiary certain facilities, infrastructure, utilities and services related to the siting, design, construction, commission and operation of an enrichment facility on the Necsa site in Pelindaba. In the period since our inception to date, we have not applied our enrichment technologies to the enrichment of U-235, nor received permission or regulatory approval to conduct testing of our enrichment technologies on U-235, except for the activities contemplated by the Services Contract with Necsa. Our expectation that QLE’s initiative to apply our enrichment technologies to the enrichment of U-235 could be successful is based upon research conducted by certain of our scientists prior to joining the company, as well as the demonstrated effectiveness of QE technology on Yb-176.

QLE acquired a controlling interest in Skyline in August 2025. Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiary, Kin Chiu Engineering Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

We acquired Renergen in January 2026. Renergen is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and LNG, both of which are produced from the natural gas reserve base that underpins Renergen’s Virginia Gas Project. The Virginia Gas Project includes (i) the liquefaction of natural gas into LNG, (ii) the separation of helium from natural gas, and (iii) the further liquefaction of helium into 99.999% pure liquid helium. This liquefaction and

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separation takes place at Renergen’s Virginia Gas Plant. Renergen’s principal asset is its 94.5% equity ownership in Tetra4, which holds an onshore petroleum production right and is the entity developing the Virginia Gas Project.

Our Subsidiaries and Segments

We operate principally through our subsidiaries. ASP Isotopes Guernsey Limited (the holding company for our subsidiaries in the Cayman Islands, South Africa, Iceland and the United Kingdom) is focused on the development and commercialization of high-value, low-volume isotopes for highly specialized end markets (such as C-14, Mo-100, and Si-28). ASP Isotopes UK Ltd is the owner of our technology.

Beginning in 2024, primarily as a result of increased business activities of our subsidiary, QLE, we had two operating segments: (i) nuclear fuels, and (ii) specialist isotopes and related services. Beginning in August 2025, primarily as a result of the acquisition of Skyline, we have three operating segments: (i) nuclear fuels, (ii) specialist isotopes and related services, and (iii) construction services.

QLE. In September 2023, we formed QLE, which also has subsidiaries in the United Kingdom (Quantum Leap Energy Limited) and South Africa (Quantum Leap Energy (Pty) Limited), to focus on the development and commercialization of advanced nuclear fuels, such as HALEU and Lithium-6. QLE’s direct wholly owned subsidiary QLE UK, has its operations in the United Kingdom. QLE UK’s direct wholly owned subsidiary, QLE South Africa, has its operations in South Africa. QLE also formed QLE SPE Borrower, as a wholly owned subsidiary to act as a special purpose borrower for a loan transaction with TerraPower, a US nuclear innovation company. The QLE SPE Borrower has formed a subsidiary in South Africa to act as the project company for a proposed new uranium enrichment facility at Pelindaba, South Africa.

QLE’s mission is to address perceived gaps in the nuclear fuel cycle, promote safe nuclear power, and enhance the sustainability of the nuclear fuel cycle for advanced nuclear reactors and fusion systems, as well as the existing nuclear fleet. We believe that many advanced nuclear reactors, including SMRs, will rely on fuels with higher uranium enrichment levels, specifically HALEU, which we intend to produce. QLE also intends to produce high-isotopic purity fuel feedstock, such as Lithium-6, for fusion reactors, and by extension, Lithium-7 for Light Water Reactor control. These fuels may enable greater efficiency, compact reactor footprints, and lengthened operational cycles between refueling. Given the flexible nature of our enrichment technology and integrated value chain approach, QLE also intends to make available LEU+ to the existing fleet of nuclear reactors currently running on LEU, thus enabling existing reactors to lengthen the time between refueling, cut costs and boost power output.

As previously announced, our board of directors intends to pursue the separation of our Nuclear Fuels business and Specialist Isotopes and Related Services business in two independent companies. The regulatory landscape and supply chain for nuclear fuel production differs significantly from that of medical isotopes, hence we and QLE have different business models and we believe that both companies would benefit if QLE is independently managed and financed. We plan to effect the separation through a listing of QLE in a transaction that results in QLE existing as a separate public company with shares listed on a U.S. national securities exchange and a portion of QLE’s common equity being distributed to our stockholders as of a to-be-determined future record date. Although no assurance can be given, our goal is to list QLE on such exchange, subject to market conditions, obtaining applicable approvals and consents, and complying with applicable rules and regulations and public market trading and listing requirements. In November 2025, we announced that QLE had confidentially submitted a draft registration statement on Form S-1 to the SEC relating to the proposed initial public offering of QLE’s Class A common stock. While we currently expect that a listing of QLE as a separate public company is the most likely separation transaction, our board of directors remains committed to maximizing shareholder value creation, and will continue to evaluate other options for separation to maximize shareholder value.

We entered into a number of agreements with QLE, including a License Agreement, pursuant to which QLE has licensed from us the rights to technologies and methods used to separate U-235 and Lithium-6 (including but not limited to the QE and ASP technologies) in exchange for a perpetual royalty in the amount of 10% of all future QLE revenues, and an EPC Services Framework Agreement, pursuant to which we will provide services for the engineering, procurement and construction of one or more turnkey U-235 and Lithium-6 enrichment facilities in locations to be identified by QLE and owned or leased by QLE, and commissioning, start-up and test services for each such facility, subject to the receipt of all applicable regulatory approvals, permits, licenses, authorizations, registrations, certificates, consents, orders, variances and similar rights.

PET Labs. We have a 51% ownership stake in PET Labs, a South African radiopharmaceutical operations company focused on the production of fluorinated radioisotopes and active pharmaceutical ingredients, through which we entered the downstream medical isotope production and distribution market. Under the terms of the Share Purchase Agreement pursuant to which we acquired the shares in PET Labs, we agreed to pay a total of $2.0 million for the shares in two installments, which has been paid in full as of December 2025. In addition, we have an option to purchase the remaining 49% of the outstanding equity in PET Labs, exercisable until January 31, 2027, for $2.2 million.

East Coast Nuclear Pharmacy. In October 2025, we completed the acquisition of East Coast Nuclear Pharmacy ("ECNP"). The acquisition is intended to supplement the distribution of our pipeline. Pursuant to the terms of the agreement, we acquired 100% of the issued and outstanding membership interests for total purchase consideration of $2.5 million of which $2.0 million

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was paid up front in cash and the remaining $0.5 million was deferred through the issuance of notes payable that are to be repaid by June 30, 2026.

Skyline Builders Group Holding Ltd. In August 2025, QLE completed the acquisition of a controlling interest in Skyline. QLE entered into a Stock Purchase Agreement to purchase all 1,995,000 of Skyline's Class B Ordinary Shares for the aggregate purchase price of $1,000,000. Additionally, QLE entered into a Securities Purchase Agreement to purchase (i) 454,794 Class A Ordinary Shares, (ii) a Prefunded Warrant to purchase 1,600,000 Class A Ordinary Shares at an exercise price of $0.0001 per share ("Prefunded Warrants"), (iii) a Class A Ordinary Share Purchase Warrant A to purchase up to 2,054,794 Class A Ordinary Shares at an exercise price of $0.60 per share ("A Warrant"), and (iv) a Class A Ordinary Share Purchase Warrant B to purchase 2,054,794 Class A Ordinary Shares at an exercise price of $0.65 per share ("B Warrant" and together with Prefunded Warrant and A Warrant, "Warrants"), for the aggregate purchase price of $1,500,000 ("Skyline Purchase Agreement").

Each Class A Ordinary Share shall entitle the holder thereof to one (1) vote on all matters subject to vote at general meetings of Skyline, and each Class B Ordinary Share shall entitle the holder thereof to twenty (20) votes on all matters subject to vote at general meetings of Skyline. Currently there is no mechanism in which Class A Ordinary Shares are convertible into Class B Ordinary Shares. Currently there is no mechanism in which Class B Ordinary Shares are convertible into Class A Ordinary Shares. On the acquisition date, QLE became the holder of 79.14% of the aggregate voting power represented by all of Skyline's outstanding Class A ordinary shares and Class B ordinary shares, and thereby gaining control over Skyline.

Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiaries, Kin Chiu Engineering Limited and Kin Chiu Development Company Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

Effective September 18, 2025, Dr. Ryno Pretorius, Chief Executive Officer of QLE, was appointed as an independent director of Skyline. In addition, an employee of ASP Isotopes was appointed as an independent director of Skyline. Effective January 1, 2026, the Skyline board of directors appointed Paul Mann as Executive Chairman of Skyline. Effective March 30, 2026, the employee of ASP Isotopes that held one of the director positions at Skyline resigned and was replaced by a new independent director.

On January 23, 2026, Skyline entered into a warrant exchange agreement (the “Skyline Exchange Agreement”) with the holders of Skyline Class A Ordinary Share Purchase Warrant A’s and Skyline Class A Ordinary Share Purchase Warrant B’s (collectively, the “Skyline Holder Warrants”), to purchase an aggregate of 48,698,628 Skyline Class A Ordinary Shares, that were purchased in the Skyline Series A Private Placement, to exchange the Skyline Holder Warrants issued on August 29, 2025, for an aggregate of 47,326,025 newly issued Series A preferred shares of Skyline (“Skyline Series A Preferred Shares”) and allotted among the holders in accordance with the Skyline Exchange Agreement. Each Skyline Series A Preferred Share is convertible, at the option of a holder thereof, into Skyline Class A Ordinary Shares.

On February 11, 2026, Skyline entered into (i) a securities purchase agreement (the “Reg D Purchase Agreement”) for an offering of Skyline’s Series B Convertible Preferred Shares (the “Skyline Series B Preferred Shares”) in a private placement (the “Reg D Private Placement”) pursuant to Regulation D under the Securities Act of 1933, as amended and (ii) a securities purchase agreement (the “Reg S Purchase Agreement”) for an offering of the Skyline Series B Preferred Shares in a private placement pursuant to Regulation S under the Securities Act (the “Reg S Private Placement” and together with the Reg D Private Placement, the “February 2026 Skyline Series B Private Placements”), in each case, for the purchase and sale of the Skyline Series B Preferred Shares.

The February 2026 Skyline Series B Private Placements closed on February 13, 2026 at which Skyline issued 6,322 of the Skyline Series B Preferred Shares. The purchase price for each Skyline Series B Preferred Share was $5,000. Each Skyline Series B Preferred Share is convertible into Skyline Class A ordinary shares with a conversion price of $2.40 per share, subject to certain anti-dilution adjustments that are subject to a floor of $1.50 per share and other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions. The gross proceeds of the Skyline Series B Private Placement were approximately $31.6 million, before deducting placement agent fees and other offering expenses payable by Skyline.

In connection with the February 2026 Skyline Series B Private Placements, Skyline also entered into placement agency agreements dated February 10, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the February 2026 Skyline Series B Private Placements and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 6% of the Class A Ordinary Shares underlying the Skyline Series B Preferred Shares. The warrants have an exercise price of $2.40 per share.

On March 20, 2026, Skyline entered into (i) a senior unsecured convertible note purchase agreement for an offering of approximately $16.6 million of Skyline's senior unsecured convertible notes (the “2026 Skyline Notes”) in a private placement and (ii) a securities purchase agreement dated March 20, 2026 for an offering of $0.6 million of Skyline’s Series B Preferred Shares (the “March 2026 Skyline Preferred Shares”) in a private placement (the "March 2026 Skyline Private Placement").

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The March 2026 Skyline Private Placement closed on March 25, 2026. The 2026 Skyline Notes are convertible into Skyline's class A ordinary shares, par value $0.00001 per share at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments, that are subject to a floor of $1.50 per share. The conversion price of the 2026 Skyline Notes is also subject to other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions The purchase price for each March 2026 Skyline Preferred Share was $5,000. Each March 2026 Skyline Preferred Share is convertible into Class A ordinary shares at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments that are subject to a floor of $1.50 per share. The gross proceeds of the March 2026 Skyline Private Placement was approximately $17.2 million, before deducting placement agent fees and other offering expenses that were paid by Skyline.

In connection with the March 2026 Skyline Private Placement, Skyline also entered into placement agency agreements dated March 20, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the March 2026 Skyline Private Placement and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 8% and 6% of the Class A Ordinary Shares underlying the 2026 Skyline Notes and March 2026 Skyline Preferred Shares, respectively. The warrants have an exercise price of $2.40 per share.

On March 29, 2026, QLE entered into a securities exchange agreement with an investor (the "QLE Exchange Agreement"). Per the QLE Exchange Agreement, the investor assigned and transferred 1,995,000 Class A Ordinary Shares held by the investor to QLE in exchange for an equal number of Class B Ordinary Shares held by QLE.

On March 31, 2026, Skyline issued an additional $3.0 million of 2026 Skyline Notes in a private placement.

Renergen Acquisition. On January 6, 2026, ASP Isotopes acquired all of the issued and outstanding Renergen Ordinary Shares from Renergen shareholders in exchange for the Consideration Shares through the implementation of the Scheme in accordance with Sections 114 and 115 of the South African Companies Act, No. 71 of 2008, resulting in the issuance of an aggregate of 14,270,000 Consideration Shares. As a result of the transactions contemplated by the Scheme, the Renergen Ordinary Shares, which were publicly traded on the Johannesburg Stock Exchange (JSE: REN) and the Australian Securities Exchange (ASX:RLT), were delisted and Renergen became a wholly owned subsidiary of ASP Isotopes.

Renergen is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and LNG, both of which are produced from the large natural gas reserve base that underpins Renergen’s Virginia Gas Project. The Virginia Gas Project includes (i) the liquefaction of natural gas into LNG, (ii) the separation of helium from natural gas, and (iii) the further liquefaction of helium into 99.999% pure liquid helium. This liquefaction and separation takes place at Renergen’s Virginia Gas Plant in the Free State Province of South Africa. Based on the drilled and flow-tested wells, Renergen’s average helium concentration exceeds 3.0%, which is well above typical conventional natural gas reservoirs containing helium in small concentrations (less than 0.5%).

Renergen’s principal asset is its 94.5% equity ownership in Tetra4, which holds South Africa’s first and only onshore petroleum Production Right and is the entity developing the Virginia Gas Project. Phase 1 of the Virginia Gas Project has commenced commercial LNG and liquid helium operations. The Virginia Gas Project benefits from favorable supply and demand trends in both the LNG and liquid helium sectors. The LNG is and will continue to be sold domestically in South Africa into a market suffering energy and natural gas shortages, and we plan to sell helium directly to global customers at a time when the world is suffering helium supply shortages, which have been further exacerbated by the ongoing United States-Israel-Iran war. We believe that it was for these two reasons that the Virginia Gas Project was conditionally approved to be funded by the U.S. International Development Finance Corporation (“DFC”) as part of the U.S.’s initiative to ensure new helium supply comes online as aerospace and the semiconductor industry increase helium requirements in the face of diminished supply, while increasing South Africa’s domestic energy supply.

Helium is a vital and irreplaceable element in many modern industries because it is both chemically and electrically inert and, when in liquid form, is the coldest substance known to man at 3 degrees Kelvin (minus 454.3 degrees Fahrenheit). For these reasons, it can be used in the manufacture of semiconductors, to purge laboratory or manufacturing environments, act as a fuel propellant for other cryogenic fuels, and/or provide deep cryogenic cooling. It is commonly used in space exploration and rocketry, high-level physics experiments (e.g., particle accelerators, quantum mechanics), medical science within MRI devices, fiber optic cable production, commercial diving gas, specialized welding, coolant for nuclear power stations and lifting balloons.

We believe that Renergen’s LNG supply can play an important role in reducing South Africa's relatively high carbon emissions by being the first, and currently the only, LNG supplier in the country. According to Energy Institute (2024), coal has a 69% share of national primary energy consumption, with gas only around 3.5%. As such, according to the World Bank, South Africa ranks as the fifth-worst carbon emissions country per kilogram per purchasing power parity of gross domestic product (“GDP”). This ranking is largely due to South Africa’s high reliance on low-grade coal to provide electricity, supplemented by Sasol’s use of coal to liquids technology. Sasol Limited is one of the country’s largest energy suppliers and operator of the natural gas pipeline supplying gas from Mozambique into Johannesburg. LNG is a significantly lower carbon-emitting fuel than either of coal (by 50%) and diesel (25%), upon combustion. Therefore, the introduction of Renergen’s LNG into South Africa’s energy supply mix, including the possible direct substitution of Renergen’s LNG for first diesel, and then potentially coal, may help reduce South Africa’s overall carbon emissions intensity as the country moves towards its net zero carbon emissions targets by 2050.

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Investments in Early Stage Drug Development Companies

IsoBio. On July 28, 2025, we purchased 2,000,000 shares of IsoBio Series Seed-1 Preferred Stock at $2.50 per share for a total aggregate purchase price of $5.0 million. IsoBio is a U.S.-based radiotherapeutic development company focused on developing a broad pipeline of mAb-based radioisotope therapeutics targeting both derisked and novel tumor antigens for patients in need of new cancer therapies. As the owner of the Series Seed-1 Preferred Stock, we have the right to designate one board member. An officer and director of ours was designated to fill that board seat. In addition, another board member of ours is a board member and executive officer of IsoBio.

Opeongo. On January 26, 2026, we purchased 4,356,918 shares of Opeongo Series Seed-1 Preferred Stock at $2.2952 per share for a total aggregate purchase price of $10,000,000. Opeongo is a biotechnology company developing novel therapeutics using extracellular matrix modulation to target fibrosis, inflammation, and cancer. Opeongo was co-founded by David Baram, Ph.D. who serves as Opeongo’s Chief Executive Officer and director. As the owner of the Series Seed-1 Preferred Stock, we have the right to designate one board member. An officer and director of ours was designated to fill that board seat. In addition, another board member of ours is a board member and executive officer of Opeongo.

Skyline Investments

Skyline Reemag Investment. In November 2025, Skyline acquired a 13.09% ownership of Reemag LLC ("Reemag") for a cash purchase price of $3.0 million. Skyline will subscribe for additional membership interests of Reemag in tranches, resulting in ownership percentages of 13.09%, 20.06%, 33.42% and 50.10% at the initial, second, third and fourth closing respectively for an aggregate purchase price of $20.0 million. The second, third and fourth closings were scheduled on or before January 31, 2026, March 31, 2026 and by the earlier of a $200.0 million capital raise or July 31, 2026, respectively. However, in March 2026, Skyline entered into the first amendment to the subscription agreement with Reemag that amended the dates of the second, third and fourth closings to May 31, 2026, July 31, 2026 and September 30, 2026, respectively.

Skyline Critical Minerals Space Investment. On October 31, 2025, Skyline entered into a subscription and unit purchase agreement with a limited liability company engaged in the critical minerals space, pursuant to which Skyline subscribed for an approximate 20% membership interest in such company for a subscription price of $20.0 million.

Agreements with TerraPower LLC

On April 4, 2024, we entered into the TerraPower Agreement with TerraPower to develop a conceptual design, refined cost/schedule/financing, risk register, and term sheet for a HALEU facility. The TerraPower Agreement may be terminated for (a) breach or default, (b) our convenience or (c) TerraPower’s convenience. TerraPower is obligated to make all payments for milestones completed by us and these payments are nonrefundable.

On October 18, 2024, we signed the TerraPower Term Sheet that provides for the execution of two definitive agreements: (1) an agreement pursuant to which TerraPower will provide funding for our construction of a uranium enrichment facility capable of producing HALEU using our proprietary aerodynamic separation process technology to be located in the Republic of South Africa and (2) An agreement pursuant to which we will deliver to TerraPower the full capacity of the enrichment facility.

For the year ended December 31, 2024, $0.2 million has been recognized as collaboration revenue in the consolidated statements of operations and comprehensive loss. No collaboration revenue was recognized for the year ended December 31, 2025.

In May 2025, we entered into the TerraPower Loan Agreement, which provides conditional commitments from TerraPower to us through one of our wholly-owned U.S.-based subsidiaries for a multiple advance term loan totaling $22.0 million for the purpose of partially funding the construction of a proposed new uranium enrichment facility in South Africa. The total loan amount is inclusive of a 10% original issue discount on each disbursement and carries a fixed interest rate of 10% per annum. Per the terms of the TerraPower Loan Agreement and subject to the satisfaction of various conditions precedent to disbursements (including receiving all required licenses and permits to perform uranium enrichment in South Africa), we will receive aggregate loan disbursements of $20.0 million. Such loan matures on May 16, 2032. Interest will begin accruing upon each milestone disbursement we receive and will be added to the principal balance until November 2027. Principal and interest payments will be made in 60 equal installments beginning in November 2027. We plan to request drawdowns on this loan beginning in the third quarter of 2026.

In addition to the TerraPower Loan Agreement, in May 2025, we and TerraPower have entered into two supply agreements for the HALEU expected to be produced at our uranium enrichment facility. The initial core supply agreement is intended to support the supply of the required first fuel cores for the initial loading of TerraPower’s Natrium project in Wyoming. The long-term supply agreement is a 10-year supply agreement of up to a total of 150 metric tons of HALEU, commencing in 2028 through end of 2037.

Financings

In March 2024, our wholly owned subsidiary QLE received gross proceeds of $20.6 million through the issuance of Convertible Promissory Notes. These convertible notes had a stated interest rate of 6% for the first year and 8% thereafter. The maturity date of these convertible promissory notes was March 7, 2029. These convertible promissory notes would have

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automatically converted into common shares upon Quantum Leap Energy’s closing of an IPO or other qualifying public transaction at 80% of the share price taking into consideration a valuation cap.

In June 2024, our wholly owned subsidiary QLE received gross proceeds of $5.4 million through this issuance of additional Convertible Promissory Notes with a stated interest rate of 6% for the first year and 8% thereafter. One of the notes totaling $0.1 million was issued to the placement agent in lieu of cash issuance costs. The maturity date of the Convertible Promissory Notes was March 7, 2029. The Convertible Promissory Notes would have automatically converted into common shares upon Quantum Leap Energy’s closing of an IPO or other qualifying public transaction at 80% of the share price taking into consideration a valuation cap.

In April 2024, we received approximately $5.5 million from the issuance of 3,164,557 shares of common stock upon the exercise of warrants.

In July 2024, we issued 13,800,000 in a public offering at a public offering price of $2.50 per share resulting in net proceeds of approximately $32.3 million after deducting underwriting discounts, commissions and offering expenses.

In October 2024, a warrant to purchase 151,741 shares of common stock was exercised and we received gross proceeds of $0.3 million.

In November 2024, we issued 2,754,250 shares of common stock at a public offering price of $6.75 per share resulting in net proceeds of approximately $17.1 million after deducting underwriting discounts, commissions and offering expenses.

In June 2025, we issued 7,518,797 shares of common stock at $6.65 per share in a registered direct offering resulting in net proceeds of approximately $46.8 million after deducting underwriting discounts, commissions and offering expenses.

In July 2025, we issued 7,500,000 shares of common stock at $8.00 per share in a registered direct offering resulting in net proceeds of approximately $56.3 million after deducting underwriting discounts, commissions and offering expenses.

In October 2025, we issued 17,167,380 shares of common stock in a registered offering at the offering price of $12.25 per share, for net proceeds of approximately $199.3 million, after deducting underwriting discounts and commissions and estimated offering expenses.

On November 19, 2025, QLE received gross proceeds of $72.2 million through the issuance of convertible promissory notes with a stated interest rate of 8% (the “2025 Notes”). The maturity date of the 2025 Notes is November 19, 2030. The 2025 Notes automatically convert into common shares upon QLE’s closing of an IPO or other qualifying public transaction at 80% of the share price taking into consideration a valuation cap. In connection with the issuance of the 2025 Notes, QLE’s outstanding convertible promissory notes originally issued in March 2024 and June 2024 automatically converted into 2025 Notes with a value of $147.7 million. QLE received $10.0 million in gross proceeds from American Ventures LLC, Series IX Quantum Leap, a related party, and $30.0 million in gross proceeds from ASP Isotopes, its parent.

On January 6, 2026, the Company issued 14,270,000 Consideration Shares in connection with the acquisition of Renergen.

Other Contractual Obligations

We enter into contracts in the normal course of business for testing, manufacturing and other services and products for operating purposes. These contracts do not contain any minimum purchase commitments and are cancelable by us upon prior notice. For additional details regarding our contractual obligations, see Note 11 "Commitments and Contingencies" and Note 12 “Leases” to our consolidated financial statements appearing elsewhere in this Annual Report on Form 10-K.

Components of Results of Operations

Revenue

Effective with the acquisition of 51% of PET Labs and 100% of ECNP, we recognize revenue from the sale of nuclear medical doses for PET scanning. Effective with the acquisition of 79% of the voting interest of Skyline, we recognize revenue from performing construction services, including roads and drainage.

Cost of Revenue

Cost of revenue associated with the sale of nuclear medical doses for PET scanning consist of labor, delivery and materials. Cost of revenue associated with performing construction services is primarily comprised of subcontracting costs, staff costs and materials costs, which are expensed as incurred.

Operating Expenses

Our operating expenses consist of (i) research and development expenses and (ii) selling, general and administrative expenses.

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Research and Development

Our research and development expenses consist primarily of direct and indirect costs incurred in connection with the development activities for our future isotopes.

Direct costs include:

external research and development expenses; and
costs related to designing the development processes of isotope production.

Indirect costs include:

personnel-related costs, which include salaries, payroll taxes, employee benefits, and other employee-related costs, including stock-based compensation, for personnel engaged in research and development functions; and
facilities and other various expenses.

Research and development expenses are recognized as incurred and payments made prior to the receipt of goods or services to be used in research and development are capitalized until the goods or services are received.

We expect that our research and development expenses will increase substantially for the foreseeable future as we continue the development of our future isotopes. We cannot determine with certainty the timing of initiation, the duration or the completion costs of development activities. Actual development timelines, the probability of success and development costs can differ materially from expectations.

We will need to raise substantial additional capital in the future. In addition, we cannot forecast which future isotopes may be subject to future collaborations, when such arrangements will be secured, if at all, and to what degree such arrangements would affect our development plans and capital requirements.

Our research and development expenses may vary significantly based on a variety of factors, such as:

the scope, rate of progress, expense and results of our development activities;
the phase of development of our future isotopes;
the timing, receipt, and terms of any approvals from applicable regulatory authorities including the FDA and foreign regulatory authorities;
significant and changing government regulation and regulatory guidance;
the cost and timing of designing the development processes of isotope production;
the extent to which we establish additional strategic collaborations or other arrangements; and
the impact of any business interruptions to our operations or to those of the third parties with whom we work.

A change in the outcome of any of these variables with respect to the development of any of our future isotopes could significantly change the costs and timing associated with the development of that future isotope.

Acquired In-Process Research and Development Expense

Acquired in-process research and development (“IPR&D”) expense resulted from the One 30 Seven acquisition by QLE in October 2025 which was accounted for as an asset acquisition. The acquisition cost allocated to acquire IPR&D with no alternative future use was recorded as an expense at the acquisition date and no additional IPR&D expense relating to the One 30 Seven acquisition is expected to be reported in future periods.

Selling, General and Administrative

Selling, general and administrative expenses consist primarily of personnel-related costs, which include salaries, payroll taxes, employee benefits, and other employee-related costs, including stock-based compensation expense, for personnel in executive, sales, finance and other administrative functions. Other significant costs include legal fees relating to corporate matters, professional fees for accounting and consulting services and facility-related costs.

We expect that our ongoing selling, general and administrative expenses will increase substantially for the foreseeable future to support our increased research and development activities and increased costs of operating as a public company and in building our internal resources. These increased costs will include increased expenses related to audit, legal, regulatory and tax-related services associated with maintaining compliance with exchange listing and SEC requirements, director and officer insurance premiums and investor and public relations costs associated with operating as a public company.

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Segment Information

Beginning in 2024, primarily as a result of increased business activities of our subsidiary, QLE, we had two operating segments: (i) nuclear fuels, and (ii) specialist isotopes and related services. Beginning in August 2025, primarily as a result of the acquisition of Skyline, we have three operating segments: (i) nuclear fuels, (ii) specialist isotopes and related services, and (iii) construction services.

The nuclear fuels segment is focused on research and development of technologies and methods used to produce HALEU and Lithium-6 for the advanced nuclear fuels target end market.

The specialist isotopes and related services segment is focused on research and development of technologies and methods used to separate high-value, low-volume isotopes (such as C-14, Si-28 and Yb-176) for highly specialized target end markets other than advanced nuclear fuels, including pharmaceuticals and agrochemicals, nuclear medical imaging and semiconductors, as well as services related to these isotopes, and this segment includes PET Labs and ECNP.

The construction services segment is focused on performing public civil engineering, including roads and drainage, to its customers in Hong Kong. This segment includes Skyline.

The financial information is regularly reviewed by the chief operating decision maker (“CODM”) in deciding how to allocate resources. Our CODM is our chief executive officer. Prior to the acquisition of Skyline, we managed assets on a total company basis, not by operating segment, as the assets were shared or commingled. After the acquisition of Skyline, the CODM regularly reviews any asset information by operating segment and, accordingly, asset information is reported on a segment basis.

The following table shows total assets by segment and a reconciliation to the consolidated financial statements as of December 31, 2025 and 2024 (in thousands):

 

 

 

December 31,

 

 

 

2025

 

 

2024

 

Segment assets:

 

 

 

 

 

 

Specialist isotopes and related services

 

$

323,690

 

 

$

71,771

 

Nuclear fuels

 

 

94,252

 

 

 

22,577

 

Construction services

 

 

80,078

 

 

 

 

Total assets

 

$

498,020

 

 

$

94,348

 

Select information from the consolidated statements of operations and comprehensive loss as of the years ended December 31, 2025 and 2024 is as follows (in thousands):

 

 

Revenues

 

 

Net Income (Loss) Before
Allocation to Noncontrolling Interest

 

 

 

Year Ended December 31,

 

 

Year Ended December 31,

 

Segment

 

2025

 

 

2024

 

 

2025

 

 

2024

 

Specialist isotopes and related services

 

$

5,674

 

 

$

3,944

 

 

$

(33,259

)

 

$

(21,542

)

Nuclear fuels

 

 

 

 

 

200

 

 

 

(144,125

)

 

 

(10,881

)

Construction services

 

 

18,175

 

 

 

 

 

 

17,541

 

 

 

 

 

$

23,849

 

 

$

4,144

 

 

$

(159,843

)

 

$

(32,423

)

 

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Results of Operations

Comparison of the Years Ended December 31, 2025 and 2024

The following table summarizes our results of operations for the years ended December 31, 2025 and 2024 (in thousands):

 

 

Year Ended December 31,

 

 

 

 

 

2025

 

 

2024

 

 

Change

 

Revenue

 

$

23,849

 

 

$

4,144

 

 

$

19,705

 

Cost of revenue

 

 

20,444

 

 

 

2,545

 

 

 

17,899

 

Gross profit

 

 

3,405

 

 

 

1,599

 

 

 

1,806

 

Operating expenses:

 

 

 

 

 

 

 

 

 

Acquired in-process research and development

 

 

2,717

 

 

 

 

 

 

2,717

 

Research and development

 

 

12,358

 

 

 

3,139

 

 

 

9,219

 

Selling, general and administrative

 

 

48,238

 

 

 

24,814

 

 

 

23,424

 

Total operating expenses

 

 

63,313

 

 

 

27,953

 

 

 

35,360

 

Other (expense) income:

 

 

 

 

 

 

 

 

 

Foreign exchange transaction gain

 

 

(134

)

 

 

70

 

 

 

(204

)

Change in fair value of share liability

 

 

(121

)

 

 

(132

)

 

 

11

 

Change in fair value of convertible notes payable

 

 

(123,719

)

 

 

(6,875

)

 

 

(116,844

)

Change in fair value of investments

 

 

17,932

 

 

 

 

 

 

17,932

 

Interest income

 

 

6,790

 

 

 

1,238

 

 

 

5,552

 

Interest expense

 

 

(575

)

 

 

(259

)

 

 

(316

)

Other income

 

 

174

 

 

 

 

 

 

174

 

Total other expense

 

 

(99,653

)

 

 

(5,958

)

 

 

(93,695

)

Loss before income tax expense

 

$

(159,561

)

 

$

(32,312

)

 

$

(127,249

)

Revenue and Cost of Revenue

We have recognized revenue of PET Labs and ECNP, since its acquisition in October 2025, from the sale of nuclear medical doses for PET scanning. With the acquisition of Skyline in August 2025, we also recognized revenue from performing construction services, including roads and drainage In addition, we have recognized the related cost of revenue, operating expenses and other income and expenses of PET Labs, ECNP and Skyline for the periods presented.

Revenue was $23.8 million for the year ended December 31, 2025, which includes $18.2 million in construction service revenue from Skyline and $5.6 million from the sale of nuclear medical doses for PET scanning. Revenue was $4.1 million for the year ended December 31, 2024, which includes $3.9 million from the sale of nuclear medical doses for PET scanning and $0.2 million in collaboration revenue from TerraPower.

Acquired In-Process Research and Development

In October 2025, QLE acquired substantially all of the assets, including an international patent application and its related rights, from One 30 Seven Inc., a Canadian company engaged in the business of researching and developing decontamination solutions for nuclear waste, particularly radioactive waste from radioactive materials from nuclear power plants, radiopharmaceuticals, and military sources. The One 30 Seven acquisition was accounted for as an asset acquisition and the cost attributable to the IPR&D totaling $2.7 million was expensed in our consolidated statements of operations and comprehensive loss for the year ended December 31, 2025.

Research and Development Expenses

The following table summarizes our research and development expenses for the years ended December 31, 2025 and 2024 (in thousands):

 

 

Year Ended December 31,

 

 

 

 

 

2025

 

 

2024

 

 

Change

 

Personnel-related costs

 

$

4,921

 

 

$

1,171

 

 

$

3,750

 

Manufacturing engineering

 

 

1,925

 

 

 

 

 

 

1,925

 

Consulting and professional

 

 

1,488

 

 

 

656

 

 

 

832

 

Facility and depreciation expenses

 

 

3,569

 

 

 

767

 

 

 

2,802

 

Other expenses

 

 

455

 

 

 

545

 

 

 

(90

)

Total research and development expenses

 

$

12,358

 

 

$

3,139

 

 

$

9,219

 

 

90


 

Research and development expenses were $12.4 million for the year ended December 31, 2025, compared to $3.1 million for the year ended December 31, 2024. The overall increase of $9.2 million was primarily due to the following:

an increase in personnel-related costs of $3.8 million primarily due to the increase in headcount, salaries and related costs;
an increase in manufacturing engineering testing expenses of $1.9 million in order to optimize commercial production;
an increase in facility and depreciation expenses of $2.8 million due to an increase in space dedicated to development, noncapitalized expenses and repairs and maintenance; and
an increase in consulting and professional fees of $0.8 million due to increases in outsourced development activity.

Selling, General and Administrative Expenses

Selling, general and administrative expenses were $48.2 million for the year ended December 31, 2025, compared to $24.8 million for the year ended December 31, 2024. The overall increase of $23.4 million was primarily due to the following:

an increase in personnel-related costs of $12.4 million primarily due to the increase in headcount, salaries and related costs;
an increase in professional fees of $7.0 million primarily due to corporate development activity and consulting costs related to new general ledger system;
an increase in facility and depreciation expenses of $0.4 million due to an increase in space dedicated to development, noncapitalized expenses and repairs and maintenance;
an increase in employee travel and related expenses of $0.9 million ; and
an increase in other selling, general and administrative expenses of $4.0 million.

This increase is partially offset by a decrease in commissions and fees of $1.1 million primarily due to the issuance of convertible notes in 2024.

Other Income (Expense)

Other expense for the year ended December 31, 2025 was $99.7 million, which includes an expense of $123.7 million due to the change in the fair value of convertible notes, a change in the fair value of the share liability related to the shares issuable to consultants of $0.1 million, interest expense of $0.6 million and a foreign exchange transaction loss of $0.1 million, partially offset by interest income of $6.8 million, a change in the fair value of our investments of $17.9 million and other income of $0.2 million.

Other expense for the year ended December 31, 2024 was $6.0 million, which includes an expense of $6.9 million due to the change in the fair value of convertible notes, a $0.1 million change in the fair value of the share liability related to the shares issuable to consultants and interest expense of $0.3 million, partially offset by interest income of $1.2 million.

Non-GAAP Financial Information

We use certain measures to assess the financial performance of our business, as well as to comply with the reporting requirements of the JSE. Certain of these measures are termed “non-GAAP measures” because they exclude amounts that are included in, or include amounts that are excluded from, the most directly comparable measure calculated and presented in accordance with GAAP, or are calculated using financial measures that are not calculated in accordance with GAAP. These non-GAAP measures include headline loss, and headline loss per common share.

An explanation of the relevance of the non-GAAP measure, a reconciliation of the non-GAAP measure to the most directly comparable measure calculated and presented in accordance with GAAP and a discussion of its limitations are set out below. We do not regard these non-GAAP measures as a substitute for, or superior to, the equivalent measure calculated and presented in accordance with GAAP or that calculated using financial measures that are calculated in accordance with GAAP.

Headline Loss per Share

In connection with our secondary listing on the JSE, we are required to calculate and publicly disclose headline loss per share and diluted headline loss per share. Headline loss per share is calculated using net loss which has been determined in accordance with GAAP. Headline loss for the period represents the loss for the period attributable to our common stockholders adjusted for the remeasurements that are more closely aligned to the operating or trading results as set forth below, and headline loss per share represents headline loss divided by the weighted average number of shares of common stock outstanding.

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The table below presents a reconciliation between net loss attributable to common stockholders to headline loss (in thousands).

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Net loss attributable to ASP Isotopes Inc. shareholders

 

$

(175,092

)

 

$

(35,114

)

Adjusted for:

 

 

 

 

 

 

Deemed dividend on inducement warrant for common stock

 

 

 

 

 

2,780

 

Change in fair value of share liability

 

 

121

 

 

 

132

 

Change in fair value of convertible notes payable

 

 

123,719

 

 

 

6,875

 

Change in fair value of investments

 

 

(17,932

)

 

 

 

Headline loss

 

$

(69,184

)

 

$

(25,327

)

Weighted average common shares outstanding on which the net loss attributable to ASP Isotopes Inc. shareholders per share and headline loss per share has been calculated - basic and diluted

 

 

83,013,594

 

 

 

55,671,805

 

Net loss per share, attributable to ASP Isotopes Inc. shareholders, basic and diluted

 

$

(2.11

)

 

$

(0.63

)

Headline loss per share, attributable to ASP Isotopes Inc. shareholders, basic and diluted

 

$

(0.83

)

 

$

(0.45

)

The above disclosure was prepared for the purpose of complying with the reporting requirements of the JSE and includes certain non-GAAP measures, such as headline loss and headline loss per common share, and related reconciliations.

Liquidity and Capital Resources

Sources of Liquidity

We have incurred net losses and negative cash flows from operations since our inception, and we expect to continue to incur significant and increasing net losses for the foreseeable future. We have principally financed our operations to date through the issuance of our common stock, including our IPO, and the issuance of convertible notes payable. In June 2025, we issued 7,518,797 shares of common stock at $6.65 per share in a registered direct offering resulting in net proceeds of approximately $46.8 million after deducting underwriting discounts, commissions and offering expenses. In July 2025, we issued 7,500,000 shares of common stock at $8.00 per share in a registered direct offering resulting in net proceeds of approximately $56.3 million after deducting underwriting discounts, commissions and offering expenses. In October 2025, we issued 17,167,380 shares of common stock in a registered offering at the offering price of $12.25 per share, for net proceeds of approximately $199.3 million, after deducting underwriting discounts and commissions and estimated offering expenses. In November 2025, QLE received gross proceeds of $72.2 million through the issuance of convertible promissory notes with a stated interest rate of 8% (the “2025 Notes”). The maturity date of the 2025 Notes is November 19, 2030. The 2025 Notes automatically convert into common shares upon QLE’s closing of an IPO or other qualifying public transaction at 80% of the share price taking into consideration a valuation cap. In connection with the issuance of the 2025 Notes, QLE’s outstanding convertible promissory notes originally issued in March 2024 and June 2024 automatically converted into 2025 Notes with a value of $147.7 million. QLE received $10.0 million in gross proceeds from American Ventures LLC, Series IX Quantum Leap, a related party, and $30.0 million in gross proceeds from ASP Isotopes, its parent.

As of December 31, 2025, we had cash and cash equivalents of $285.6 million and $47.7 in short-term investments. We have not generated any revenue from the sale of our enriched isotopes, and our ability to generate product revenue from the sale of enriched isotopes sufficient to achieve profitability on a consolidated basis will depend on the continued successful development and commercialization of our current or future enriched isotopes.

We recognize revenue from the sale of nuclear medical doses for PET and SPECT scanning in South Africa and the U.S. Our ability to generate product revenue from the sale of nuclear medical doses for PET and SPECT scanning sufficient to achieve profitability will depend on the successful expansion of production capabilities and commercialization of the results of that expansion. Effective with the acquisition of 79% of the voting interest of Skyline in August 2025, we also recognize revenue from performing construction services, including roads and drainage.

In addition, after completion of the Renergen acquisition, portions of our revenue will be recognized from the sale of helium and LNG. Our ability to generate revenue from the sale of helium and LNG sufficient to achieve profitability will depend on the successful expansion of production capabilities and commercialization of the results of that expansion. Renergen’s outstanding debt funding may also materially affect our liquidity.

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Future Funding Requirements

Based on our current operating plan, we estimate that our existing cash and cash equivalents, proceeds from short-term investments, cash flow from operations, the IDC Debt Funding, the SBSA Loan, the DFC Credit Facility and the conditionally approved senior secured debt facilities expected to be funded by the DFC and the Standard Bank of South Africa, will be sufficient to fund our operating expenses and capital expenditure requirements through at least the next 12 months from the date the financial statements are issued and beyond. However, our forecast of the period of time through which our financial resources will be adequate to support our operations is a forward-looking statement that involves risks and uncertainties, and actual results could vary materially. We have based this estimate on assumptions that may prove to be wrong, and we could deplete our capital resources sooner than we expect. Additionally, the process of developing isotopes is costly, and the timing of progress and expenses in these development activities is uncertain.

Our future capital requirements will depend on many factors, including:

the type, number, scope, progress, expansions, results, costs and timing of, our development activities for our future isotopes, helium and LNG;
the outcome, timing and costs of regulatory review of our future isotopes or for helium or LNG we produce during Phase 2 of the Virginia Gas Project;
the costs and timing of manufacturing for our future isotopes and of exploring for, developing or producing natural gas and helium;
our efforts to enhance operational systems and hire additional personnel to satisfy our obligations as a public company, including enhanced internal controls over financial reporting;
the costs associated with hiring additional personnel and consultants as our preclinical and clinical activities increase;
the costs and timing of establishing or securing sales and marketing and distribution capabilities, whether alone or with third parties, to commercialize future isotopes or with respect to LNG and helium we produce at the Virginia Gas Plant for which we may obtain regulatory approval, if any;
the timing of construction of Phase 2, which based on our latest cost estimate is expected to be approximately $1.16 billion (including borrowing costs and general corporate costs during construction);
the price at which we sell our LNG and liquid helium;
unforeseen plant disruptions, operational issues and the cost and availability of raw materials, including current supply chain issues, related to the Virginia Gas Project;
our ability to achieve sufficient market acceptance, coverage and adequate reimbursement from third-party payors and adequate market share and revenue for any approved products;
the terms and timing of establishing and maintaining collaborations, licenses and other similar arrangements;
the costs of obtaining, expanding, maintaining and enforcing our patent and other intellectual property rights;
the costs to list QLE as a separate public company; and
costs associated with any products or technologies that we may in-license or acquire.

Developing and commercializing isotopes is a time-consuming, expensive and uncertain process that takes years to complete, and we may never achieve the necessary results required or obtain applicable regulatory approval for any isotopes or generate revenue from the sale of any future isotopes (assuming applicable regulatory approval is received). In addition, our future isotopes (assuming applicable regulatory approval is received) may not achieve commercial success. Our commercial revenues, if any, will be derived from sales of isotopes that we do not expect to be commercially available in substantial quantities until at least the middle of 2026. If we receive permits and licenses to enrich U-235 (which in itself is highly uncertain), we do not expect U-235 to be commercially available for at least several years, if ever. As a result, we may need substantial additional financing to support our continuing operations and further the development of and commercialization of our future isotopes.

Expansion of the production and distribution of nuclear medical doses for PET scanning is a time-consuming, expensive and uncertain process that may take years to complete. As a result, we may need substantial additional financing to support our continuing operations and further the development of and commercialization of future nuclear medical doses for PET scanning.

Large amounts of capital are required to support the growth in our business and operations in South Africa, including to maintain and progress toward full commercial operation of Phase 1 of the Virginia Gas Project, and for the construction and development of Phase 2 of our Virginia Gas Project, and long-term production and processing requires both significant capital expenditure and ongoing maintenance expenditure. Our revenues related to the sale of helium and LNG may vary significantly from period to period as a result of changes in volumes of production sold and commodity prices. Natural gas prices have historically

93


 

been volatile. Lower commodity prices may not only decrease our revenues, but also potentially the amount of natural gas that we can produce economically. We plan to add reserves through drilling. Our ability to add reserves through drilling projects is dependent on many factors, including our ability to borrow or raise capital and procure materials, services and personnel. Phase 2 of the Virginia Gas Project requires a significant amount of capital and is currently estimated to cost approximately $1.16 billion (including borrowing costs and general corporate costs during construction) based on our latest cost estimate, which could change based on inaccurate assumptions and changing economic and operating conditions. We anticipate funding this amount through debt, such as the up to $500 million of senior secured debt provided by the DFC, which has been conditionally approved, pursuant to the delineated application review process of the DFC. Additionally, the Standard Bank of South Africa has conditionally approved an additional $250 million of senior secured debt funding for Phase 2, which is anticipated to be funded substantially concurrently with the aforementioned DFC funding. As a result, we may need substantial additional financing to support our continuing operations, ramp up production of Phase 1, and further the development of Phase 2 and commercialization of the Virginia Gas Project.

Until such time as we can generate significant revenue from sales of our future isotopes, nuclear medical doses for PET and SPECT scanning and sales of helium and LNG, if ever, we expect to finance our cash needs through public or private equity or debt financings or other capital sources, including potential collaborations, licenses and other similar arrangements. However, we may be unable to raise additional funds or enter into such other arrangements when needed on favorable terms or at all. Our ability to raise additional funds may be adversely impacted by potential worsening global economic conditions and the recent disruptions to, and volatility in, the credit and financial markets in the United States and worldwide resulting severely diminished liquidity and credit availability, increased interest rates, inflationary pressures, declines in consumer confidence, declines in economic growth, increases in unemployment rates and uncertainty about economic stability. The financial markets and the global economy may also be adversely affected by the current or anticipated impact of military conflict. To the extent that we raise additional capital through the sale of equity or convertible debt securities, the ownership interest of our stockholders will be or could be diluted, and the terms of these securities may include liquidation or other preferences that adversely affect the rights of our common stockholders. Debt financing and equity financing, if available, may involve agreements that include covenants limiting or restricting our ability to take specific actions, such as incurring additional debt, making capital expenditures or declaring dividends. If we raise funds through collaborations, or other similar arrangements with third parties, we may have to relinquish valuable rights to our future isotopes, future helium and LNG production and sales, future revenue streams or research programs or may have to grant licenses on terms that may not be favorable to us and/or may reduce the value of our common stock. If we are unable to raise additional funds through equity or debt financings when needed, we may be required to delay, limit, reduce or terminate our product development or future commercialization efforts or grant rights to develop and market our future isotopes and helium and LNG production even if we would otherwise prefer to develop and market such isotopes, helium and LNG ourselves.

Cash Flows

The following table summarizes our sources and uses of cash for each of the periods presented (in thousands):

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Net cash provided by (used in):

 

 

 

 

 

 

Operating activities

 

$

(37,780

)

 

$

(16,696

)

Investing activities

 

 

(110,794

)

 

 

(11,372

)

Financing activities

 

 

371,600

 

 

 

82,534

 

Net increase (decrease) in cash and cash equivalents

 

$

223,026

 

 

$

54,466

 

Operating Activities

Net cash used in operating activities was $37.8 million for the year ended December 31, 2025 and was primarily due to our net loss of $159.8 million, adjusted for stock-based compensation expense of $16.0 million, non cash IPR&D of $2.6 million, noncash interest on the note receivable of $2.0 million, amortization of right-of-use lease assets of $0.7 million, depreciation and amortization expense of $1.9 million, issuance of common stock to consultants with a fair value of $0.7 million, change in fair values for the convertible notes payable of $123.7 million, change in fair values of investments of $17.9 million and a change in fair value of share liability of $0.1 million, partially offset by a $3.6 million change in our operating assets and liabilities.

Net cash used in operating activities was $16.7 million for the year ended December 31, 2024 and was primarily due to our net loss of $32.4 million, adjusted for stock-based compensation expense of $8.6 million, non-cash issuance costs for the convertible notes payable of $0.6 million, amortization of right-of-use asset of $0.5 million, depreciation and amortization expense of $0.5 million, issuance of common stock to consultants with a fair value of $1.3 million, change in fair values for the convertible notes payable of $6.9 million and a change in fair value of share liability of $0.1 million, partially offset by a $2.6 million change in our operating assets and liabilities.

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Investing Activities

Net cash used in investing activities was $110.8 million for the year ended December 31, 2025 and was comprised of cash paid for a note receivable of $30.0 million, purchase of short-term investments of $47.7 million, purchase of the IsoBio investment of $5.0 million, purchase of ECNP of $2.0 million, purchase of Skyline investments of $23.0 million and the purchases of machinery and equipment, vehicles and construction in progress of $9.6 million, partially offset by cash provided by the acquisition of Skyline of $6.5 million.

Net cash used in investing activities was $11.4 million for the year ended December 31, 2024 and was comprised of the purchase of machinery and equipment and construction in progress.

Financing Activities

Net cash provided by financing activities was $371.6 million for the year ended December 31, 2025 and was comprised primarily of net proceeds of $320.3 million from the sale and issuance of our common stock, gross proceeds of $42.2 million from the issuance of convertible notes payable, proceeds of $4.9 million from the issuance of common stock for a warrant exercise, proceeds from the issuance of debt of $15.5 million, contributions from noncontrolling interests of $20.8 million related to the Skyline October 2025 Private Placement and amounts due to related parties of $2.6 million, partially offset by costs to issue common stock of $18.0 million, deferred issuance costs of $0.2 million, principal payments on debt and finance leases of $15.8 million and $0.4 million, respectively, and distribution to noncontrolling interest in VIE of $0.4 million.

Net cash provided by financing activities was $82.5 million for the year ended December 31, 2024 and was comprised primarily of net proceeds of $53.1 million from the sale and issuance of our common stock, gross proceeds of $25.9 million from the issuance of convertible notes payable, proceeds of $5.8 million from the issuance of common stock for a warrant exercise, contributions from noncontrolling interest in VIE of $0.9 million, proceeds from collection of receivable from noncontrolling interest in VIE of $0.7 million, partially offset by costs to issue common stock of $3.6 million, principal payments on debt and finance leases and bank loans of $0.6 million and $0.1 million, respectively, and distribution to noncontrolling interest in VIE of $0.1 million.

Contractual Obligations and Commitments

Leases

We lease our main facility in Pretoria, South Africa under a lease with a base monthly rent payment of approximately $9,000 with a term expiring on December 31, 2030. We also lease additional space on a short term basis in Pretoria, South Africa under a lease with a base monthly rent payment of approximately $18,000 with a term that expired on February 28, 2026 and we are continuing to occupy that space under the monthly extensions. We also lease additional space in Pretoria, South Africa under leases with a base monthly rent payment of approximately (i) $2,000 with a term expiring on October 30, 2026 and (ii) $3,000 with a term expiring on May 31, 2028.

PET Labs Pharmaceuticals operates in a facility in Pretoria, South Africa is under a lease with a base monthly rent payment of approximately $27,000 with a term expiring on January 31, 2056. PET Labs Pharmaceuticals also rents space at a local hospital in Pretoria, South Africa for which there was a lease with a base monthly rent payment of approximately $5,000 which expired on December 31, 2023 and is currently in automatic monthly extensions.

Promissory Note and Loans

In November 2024, we executed a promissory note payable with a finance company to fund our directors and officers’ insurance policy for $0.5 million. During 2025 and 2024, we entered into several loans to purchase motor vehicles and certain equipment totaling $0.3 million and $2.0 million, respectively. These loans are secured by the underlying assets included in property and equipment. Refer to Note 9 (Debt) to our consolidated financial statements included in Part II, Item 8 for information regarding interest rates and maturities, as well as information regarding Skyline’s debt obligations and QLE’s convertible notes.

Renergen Acquisition Agreements

On March 31, 2025, we entered into an Exclusivity Agreement with Renergen, an entity in South Africa that was previously listed on the Johannesburg Stock Exchange (“JSE”), the Australian Securities Exchange and the A2X. On May 18, 2025, the Exclusivity Agreement was amended. Per the terms of the amended Exclusivity Agreement, we received the rights to negotiate the terms of the acquisition of Renergen during an exclusive negotiation period that ended on May 31, 2025. In April 2025, we paid an exclusivity fee of $10.0 million to Renergen. On May 19, 2025 we entered into a Firm Intention Letter with Renergen. The Firm Intention Letter set the acquisition terms for us to purchase 100% of the outstanding shares of Renergen in exchange for our shares. The acquisition was consummated on January 6, 2026, and as a result, Renergen became a direct, wholly owned subsidiary of us, and the Renergen Ordinary Shares were delisted from the JSE, the Australian Securities Exchange and the A2X.

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In addition, we entered into a loan agreement with Renergen (the “Renerge Loan”) in which a total of $30.0 million was provided by us in periodic payments for the purpose of funding Renergen’s operations. In conjunction with the Renergen Loan, the full amount of the previously paid exclusivity fee of $10.0 million was applied to the loan. The remaining $20.0 million available under the loan was paid by us to Renergen prior to June 30, 2025. The Renergen Loan was amended to extend the repayment date to January 20, 2026 and amended again to establish the repayment date as sixty days after written demand by us. The Renergen acquisition closed in January 2026.

Renergen Contractual Obligations and Commitments

As previously discussed, we acquired Renergen (and its indirect 94.5% equity ownership in Tetra4) in January 2026, which entities are subject to certain contractual obligations and commitments discussed further below.

Normal Course Operating Agreements

In addition, we entered into contracts in the normal course of business with vendors for services and products for operating purposes. These contracts do not contain any minimum purchase commitments and generally provide for termination after a notice period and, therefore, are not considered long-term contractual obligations. Payments due upon cancellation consist only of payments for services provided and expenses incurred up to the date of cancellation.

DFC Credit Facility

On August 20, 2019, Tetra4 and the DFC, as successor and assign of the Overseas Private Investment Corporation, entered into that certain Finance Agreement (as amended by Amendment No. 1 to Finance Agreement, dated as of March 30, 2020, Amendment No. 2 to Finance Agreement, dated as of April 28, 2020, Amendment No. 3 to Finance Agreement, dated as of February 26, 2021, Amendment No. 4 to Finance Agreement, dated as of August 24, 2021 and Amendment No. 5 to Finance Agreement, dated December 16, 2021 (the “DFC Credit Facility Agreement”), pursuant to which DFC made available a credit facility of up to $40.0 million (the “DFC Credit Facility”). The first draw down of $20.0 million took place in September 2019, the second draw down of $12.5 million in June 2020 and the final drawdown of $7.5 million on September 28, 2021. The first draw down attracted an interest rate at 2.11% per annum, while the second and final draw down is 1.49% and 1.24% per annum, respectively. Tetra4 shall repay the loan in equal quarterly installments of $1.15 million (R19.1 million using the rate at December 31, 2025) on each payment date which began on August 1, 2022 and will end on August 15, 2031.

Pursuant to the DFC Credit Facility Agreement, Tetra4 is required to maintain at all times (a) (i) a ratio of all interest bearing Debt to EBITDA of not more than 3.0 to 1; (ii) a ratio of Current Assets to Current Liabilities of not less than 1 to 1; and (iii) a Reserve Tail Ratio of not less than 25%; and (b) (i) a ratio of Cash Flow for the most recently completed four (4) consecutive full fiscal quarters, taken as a single accounting period, to Debt Service for the most recently completed four (4) consecutive full fiscal quarters, taken as a single accounting period, of not less than 1.30 to 1; and (ii) a ratio of Cash Flow for the most recently completed four (4) consecutive full fiscal quarters, taken as a single accounting period, to Debt Service for the next succeeding four (4) consecutive full fiscal quarters of not less than 1.3 to 1. Additionally, at all times (c) Tetra4 is required to ensure that the Debt Service Reserve Account is funded in an amount equal to the aggregate amount of the sum of all payments of principal, interest and fees made or required to be made by Tetra4 in respect of its indebtedness with respect to the Loan for the immediately succeeding six-month period. The covenants in (a)(i), (a)(2) and (b) will apply 18 months after the completion of the construction of the Virginia Gas Plant. The DFC Credit Facility Agreement contains negative covenants, which include that Tetra4 shall not make any Restricted Payment, which includes any dividend or distribution on account of any interest in Tetra4, any payment of principal or interest on any indebtedness of Tetra4 to or for the benefit of any Shareholder or other Affiliate of Tetra4, and any purchase, redemption, acquisition or retirement of any limited liability company interests of Tetra4 or any indebtedness of Tetra4 held by any Shareholder or any Affiliate of Tetra4, or any payment to or on behalf of any Shareholder or Affiliate of any Shareholder; provided that after Project Completion and Tetra4 has paid at least one Principal Installment, Tetra4 may make such payments on a Restricted Payment Date if, but only if, after giving effect to each such payment, (i) no Default or Event of Default shall have occurred and be continuing or will occur as a result of such payment and (ii) Tetra4 shall be in compliance with the financial ratios set forth in the DFC Credit Facility Agreement, including those described above. We believe that we will be able to comply with all covenants throughout the tenure of the loan. The loan is secured by Tetra4's physical assets and the DSRA. As of December 31, 2025, the outstanding principal amount of the DFC Credit Facility totaled $24.9 million (R413.0 million). All capitalized terms used in this paragraph but not defined have the meaning ascribed to them in the DFC Credit Facility Agreement.

IDC Debt Funding

On December 20, 2021, Tetra4, as borrower, entered into a loan agreement (the “IDC Loan Agreement”) with the Industrial Development Corporation of South Africa Limited (“IDC”), as lender, for R160.7 million (the “IDC Debt Funding”) for the procurement of the virtual pipeline equipment and dispensing equipment to be constructed on Renergen customers’ premises. An amount of R158.8 million was drawn down on December 22, 2021 and is repayable in 102 equal monthly payments which commenced in June 2023 and the remainder thereafter on the first day of each succeeding month until the outstanding principal amount has been repaid in full. The following financial covenants apply to the IDC Debt Funding: Tetra4 is required to maintain (a) a ratio of all interest bearing Debt to EBITDA of not more than 3.0 to 1; (b) a ratio of Current Assets to Current Liabilities of not less than 1 to 1; (c) a ratio of Cash Flow for the most recently completed four (4) consecutive full fiscal quarters, taken as a

96


 

single accounting period, to Debt Service for the most recently completed four (4) consecutive full fiscal quarters, taken as a single accounting period, of not less than 1.30 to 1; (d) a ratio of Cash Flow for the most recently completed four (4) fiscal quarters, taken as a single accounting period, to Debt Service for the next succeeding four (4) consecutive full fiscal quarters of not less than 1.3 to 1; and (e) at all times, a Reserve Tail Ratio of not less than 25%.These financial covenants will be measured by Tetra4 on each Calculation Date. Additionally, at all times (f) Tetra4 is required to ensure that the DSRA is funded in an amount equal to, on any given date, a Rand amount equal to the aggregate amount of the sum of all payments of principal, interest and fees made or required to be made by Tetra4 under the IDC Loan Agreement for the immediately succeeding six-month period, to be used as a payment buffer for Tetra4’s repayment obligations under and in terms of the IDC Loan Agreement. The IDC Loan Agreement contains negative covenants, which include that Tetra4 shall not make any shareholder dividend distribution, repay any shareholders’ loans and/or pay any interest on shareholders’ loans or make any payments whatsoever to its shareholders without the IDC’s prior written consent if (i) Tetra4 is in breach of any term of the IDC Loan Agreement; or (ii) the making of such payment would result in a breach of any one or more of the financial ratios described above. We believe that we will be able to comply with all covenants throughout the tenure of the loan. The loan accrues interest at the prime lending rate plus 3.5% and is secured by a pledge of Tetra4’s physical assets and the DSRA. As of December 31, 2025 the outstanding principal amount of the IDC Debt Funding totaled $8.9 million (R148.2 million). All capitalized terms used in this paragraph but not defined herein have the meaning ascribed to them in the IDC Loan Agreement.

SBSA Loan

Renergen obtained a $9.3 million (R155.0 million) secured loan from Standard Bank South Africa (“SBSA”) on August 30, 2024 (“SBSA Loan”). The first draw down of $6.2 million (R103.3 million) occurred on August 31, 2024 and the second draw down of $3.1 million (R51.7 million) occurred on October 17, 2024. Proceeds were used to fund the working capital and expansion of the Virginia Gas Project. Part of the proceeds of the SBSA Loan were also used to pay transaction costs attributable to the loan arrangement. The SBSA Loan accrues interest at a rate linked to 3-month Johannesburg Interbank Average Rate plus a variable margin, and interest is compounded and capitalized to the principal amount. The SBSA Loan was repayable on the earlier of the receipt of proceeds from the Renergen proposed Nasdaq IPO or August 31, 2025. SBSA and Renergen are in discussions to renegotiate the loan terms, which include revisions to both the interest rate and the maturity date.

The SBSA Loan is secured by a third ranking pledge of Tetra4’s assets and shares held by Renergen in Tetra4. In addition, NTIGT Investments Proprietary Limited ("NTIGT"), an associate of Mr. Nicholas Mitchell, and Mr. Stefano Marani, have entered into cession and pledge agreements ("Pledges") with SBSA, under the terms of which NTIGT have pledged and ceded as security, but remain in possession unless called, collectively 1,546,268 shares of our common stock, to and in favor of SBSA. The SBSA Loan outstanding on December 31, 2025 amounted to $12.2 million (R202.5 million).

Molopo Loan

Tetra4 entered into a $3.0 million (R50.0 million) loan agreement (the “Molopo Loan”) with Molopo Energy Limited (“Molopo”) on April 11, 2014. The loan term was for an initial period of ten financial years and six months, beginning on July 1, 2014. During this period, the loan was unsecured and interest free. As the loan was not repaid on 31 August 2024, it now accrues interest at the prime lending rate plus 2%. The loan can only be repaid when Tetra4 declares a dividend and utilizing a maximum of 36% of the distributable profits in order to pay the dividend. The declaration of the dividends is in the control of Tetra4. It is not expected that the loan will be repaid in the next 12 months given the unavailability of distributable profits based on Tetra4's most recent forecasts. As such, the loan is classified as long term. The amount of the Molopo Loan outstanding on December 31, 2025 amounted to $3.5 million (R58.8 million).

On November 14, 2024, Molopo initiated legal proceedings against Tetra4 in the High Court of South Africa, Gauteng Local Division, Johannesburg, by issuing summons alleging a breach of contract when Renergen sold a 5.5% stake in Tetra4 to Mahlako Gas Energy Proprietary Limited ("MGE"). The claim pertains to a written loan agreement concluded between Molopo, as the lender, and Tetra4, as the borrower, on or about April 11, 2014. As a consequence, Molopo has purported to cancel the loan agreement, which cancellation is disputed by Tetra4 on the basis that the investment by MGE did not trigger a payment by Tetra4 to its parent in the sale. According to the Lead Times Bulletin for the High Court in Gauteng, the soonest hearing date is estimated to take place in December 2030, hence the loan continues to be classified as non-current, and interest continues to be accounted for at the prime lending rate plus 2% as per the Molopo Loan agreement.

Unsecured Convertible Debentures with AIRSOL

Renergen entered into a $7.0 million unsecured convertible debenture subscription agreement ("Subscription Agreement") with AIRSOL, an Italian wholly-owned subsidiary of SOL, on August 30, 2023. The Subscription Agreement provided for two tranches of funding: $3.0 million (“Tranche 1”), received on August 30, 2023, and $4.0 million (“Tranche 2”), received on March 18, 2024. The debentures include a contractual maturity date, initially set at February 28, 2025 and amended by agreement to August 31, 2025, subject to the terms of the Subscription Agreement (as amended) and the related Helium Sale and Purchase Agreement. The debentures accrue interest at 13% per annum, calculated and compounded semi-annually, with interest payable on February 28 and August 31 each year. The contractual maturity date has passed and the liability remains outstanding as a result of a dispute

97


 

between the parties in respect of repayment. The carrying amount of the debentures outstanding at December 31, 2025 was $7.0 million.

Critical Accounting Policies and Significant Judgments and Estimates

Our consolidated financial statements are prepared in accordance with accounting principles generally accepted in the United States, or U.S. GAAP. In preparing these financial statements, management is required to make estimates and assumptions that affect the reported amount of revenues, expenses, assets, liabilities and the disclosure of contingent liabilities. Actual results may differ from these estimates. Critical accounting estimates are those estimates that involve a significant level of estimation uncertainty and could have a material impact on our financial condition or results of operations. Refer to Note 2 (Basis of Presentation and Summary of Significant Accounting Policies) to our consolidated financial statements included in Part II, Item 8 for a summary of significant accounting policies

Item 7A. Quantitative and Qualitative Disclosures About Market Risk

Interest Rate Risk

We are exposed to interest rate risk primarily through our holdings of cash, cash equivalents and outstanding debt obligations. Changes in interest rates may affect the interest income earned on our investment portfolio as well as the interest expense associated with our variable‑rate borrowings.

Our cash and cash equivalents are held in the United States and in various foreign jurisdictions. Our short-term investments are held in the U.S. These balances are invested primarily in high‑quality, highly liquid instruments, including money market funds, commercial paper, U.S. Treasury securities, and investment‑grade corporate securities. Because these instruments generally have short maturities, the fair value of our portfolio is relatively insensitive to changes in interest rates. However, declines in market interest rates would reduce the interest income we earn on new investments or reinvestments of maturing securities. We believe a hypothetical 100 basis point increase or decrease in interest rates during the period presented would not have had a material impact on our financial results.

We have debt obligations in both the United States and certain foreign countries. Our debt consists of a combination of fixed‑rate and variable‑rate instruments. Additionally, interest rate risk arises from Renergen’s IDC borrowings, which incur interest at a variable rate, though Renergen’s DFC borrowings incur interest at a fixed rate. Interest rate changes affect the fair value of our fixed‑rate debt but do not impact the associated cash interest payments. For our variable‑rate debt, changes in market interest rates directly affect the interest expense we incur. Fluctuations in market interest rates may negatively affect our financial condition and results of operations. We are exposed to floating interest rate on floating rate bank borrowings and bank overdrafts. We have not used any derivative financial instruments to manage the interest rate exposure. We believe a hypothetical 100 basis point increase or decrease in interest rates during the period presented would not have had a material impact on our financial results.

Foreign Currency Exchange Rate Risk

Our expenses are generally denominated in U.S. dollars but our operations are currently primarily located outside the United States and we have entered into a number of contracts with vendors that are denominated in foreign currencies. We are subject to foreign currency transaction gains or losses on our contracts denominated in foreign currencies. For example, sales of Renergen’s LNG are priced in South African rand. Appreciation of the rand against the U.S. dollar would result in our revenues, operating margins and dollar debt to decrease. Conversely, should the rand depreciate against the U.S. dollar, revenues, operating margins, and dollar debt would increase. Additionally, international commodity prices are quoted in U.S. dollars, which exposes our revenue cash flows to foreign exchange variances. To date, foreign currency transaction gains and losses have not been material to our financial statements, and we have not had a formal hedging program with respect to foreign currency. We believe a hypothetical 100 basis point increase or decrease in exchange rates during the period presented would not have had a material impact on our financial results.

Commodity Price Risk

Commodity price risk arises from the effect on current and future earnings due to fluctuations in commodity prices, in particular the price of LNG and helium. Most of these prices are determined in U.S. dollars and are internationally determined in the open market. We regularly measure exposure to commodity price risk by stress-testing our forecasted financial position to changes in LNG and helium prices. We do not actively hedge future commodity prices against price fluctuations; however, with the commencement of operations at the Virginia Gas Project, the Company may consider options available to hedge commodity price risk exposure associated with LNG and helium reserves. At December 31, 2025, our exposure to commodity price risk was not material.

Liquidity Risk

We are also exposed to liquidity risk, which is the risk that we will be unable to provide sufficient capital resources and liquidity to meet our commitments and business needs. Liquidity risk is controlled by the application of financial position analysis

98


 

and monitoring procedures. When necessary, we will turn to other financial institutions and related parties to obtain short-term funding to cover any liquidity shortage.

Effects of Inflation

Inflation generally affects us by increasing our cost of labor and research and development costs. We do not believe that inflation and changing prices had a significant impact on our results of operations for the period presented herein. However, we are undertaking a significant capital project, the completion of Phase 1 and the development and initiation of Phase 2 of the Virginia Gas Project, and as a result of inflation, the cost of materials and price of labor incurred with the development and expansion of Phase 1 will likely not be comparable to the cost of materials and price of labor as we develop Phase 2.

Credit Risk

Credit risk represents the risk that we will suffer a financial loss due to the other party of a financial instrument not discharging its obligation. We are potentially subject to concentrations of credit risk in our accounts receivable. Four customers represent approximately 28% ($5.0 million), 23% ($4.1 million), 18% ($3.2 million) and 13% ($2.3 million), respectively, of consolidated accounts receivable as of December 31, 2025. Although we are directly affected by the financial condition of its customers, management does not believe significant credit risks exist at December 31, 2025. Generally, we do not require collateral or other securities to support its accounts receivable.

Major Customers

Revenues from two customers in our construction services segment represent approximately 32.2% ($7.7 million) and 13.7% ($3.3 million), respectively, of our consolidated revenues for the year ended December 31, 2025. There was one customer in our specialist isotopes and related services segment that represented 14% ($0.6 million) of our consolidated revenues for the year ended December 31, 2024. We expect to maintain these relationships with our customers.

 

99


 

Item 8. Financial Statements and Supplementary Data

ASP Isotopes Inc.

Index to Consolidated Financial Statements

 

Report of Independent Registered Public Accounting Firm (PCAOB ID 274)

 

101

Consolidated Balance Sheets as of December 31, 2025 and 2024

 

102

Consolidated Statements of Operations and Comprehensive Loss for the years ended December 31, 2025 and 2024

 

103

Consolidated Statements of Changes in Stockholders’ Equity for the years ended December 31, 2025 and 2024

 

104

Consolidated Statements of Cash Flows for the years ended December 31, 2025 and 2024

 

105

Notes to Consolidated Financial Statements

 

107

 

100


 

Report of Independent Registered Public Accounting Firm

To the Board of Directors and Stockholders of

ASP Isotopes Inc.

Opinion on the Financial Statements

We have audited the accompanying consolidated balance sheets of ASP Isotopes Inc. and Subsidiaries (the “Company”) as of December 31, 2025 and 2024, and the related consolidated statements of operations and comprehensive loss, changes in stockholders’ equity, and cash flows for each of the years then ended, and the related notes (collectively referred to as the “financial statements”). In our opinion, the financial statements present fairly, in all material respects, the consolidated financial position of the Company as of December 31, 2025 and 2024, and the consolidated results of their operations and their cash flows for each of the years then ended, in conformity with accounting principles generally accepted in the United States of America.

Basis for Opinion

These financial statements are the responsibility of the Company’s management. Our responsibility is to express an opinion on the Company’s financial statements based on our audits. We are a public accounting firm registered with the Public Company Accounting Oversight Board (United States) (“PCAOB”) and are required to be independent with respect to the Company in accordance with the U.S. federal securities laws and the applicable rules and regulations of the Securities and Exchange Commission and the PCAOB.

We conducted our audits in accordance with the standards of the PCAOB. Those standards require that we plan and perform the audit to obtain reasonable assurance about whether the financial statements are free of material misstatement, whether due to error or fraud. The Company is not required to have, nor were we engaged to perform, an audit of its internal control over financial reporting. As part of our audits, we are required to obtain an understanding of internal control over financial reporting but not for the purpose of expressing an opinion on the effectiveness of the Company’s internal control over financial reporting. Accordingly, we express no such opinion.

Our audits included performing procedures to assess the risks of material misstatement of the financial statements, whether due to error or fraud, and performing procedures that respond to those risks. Such procedures included examining, on a test basis, evidence regarding the amounts and disclosures in the financial statements. Our audits also included evaluating the accounting principles used and significant estimates made by management, as well as evaluating the overall presentation of the financial statements. We believe that our audits provide a reasonable basis for our opinion.

/s/ EisnerAmper LLP

We have served as the Company’s auditor since 2022.

EISNERAMPER LLP

Iselin, New Jersey

April 9, 2026

101


 

ASP Isotopes Inc.

Consolidated Balance Sheets

(in thousands, except share and per share amounts)

 

 

December 31,

 

 

2025

 

 

2024

 

Assets

 

 

 

Current assets:

 

 

 

 

 

 

Cash and cash equivalents

 

$

285,563

 

 

$

61,890

 

Short-term investments

`

 

47,745

 

 

 

 

Accounts receivable

 

 

17,882

 

 

 

707

 

Inventories

 

 

1,098

 

 

 

66

 

Receivable from noncontrolling interests

 

 

 

 

 

28

 

Note receivable

 

 

32,005

 

 

 

 

Deferred offering costs

 

 

1,782

 

 

 

 

Prepaid expenses and other current assets

 

 

13,844

 

 

 

3,053

 

Total current assets

 

 

399,919

 

 

 

65,744

 

Property and equipment, net

 

 

33,452

 

 

 

22,354

 

Operating lease right-of-use assets, net

 

 

1,512

 

 

 

1,122

 

Deferred tax assets

 

 

 

 

 

32

 

Intangible assets

 

 

1,478

 

 

 

 

Goodwill

 

 

8,570

 

 

 

3,168

 

Lease receivable - noncurrent

 

 

426

 

 

 

 

Equity method investments

 

 

1,327

 

 

 

 

Other investments

 

 

45,979

 

 

 

 

Other noncurrent assets

 

 

5,357

 

 

 

1,928

 

Total assets

 

$

498,020

 

 

$

94,348

 

Liabilities and stockholders’ equity

 

 

 

 

 

 

Current liabilities:

 

 

 

 

 

 

Accounts payable

 

$

5,755

 

 

$

1,021

 

Accrued expenses

 

 

6,224

 

 

 

2,276

 

Debt - current

 

 

12,885

 

 

 

939

 

Finance lease liabilities – current

 

 

167

 

 

 

126

 

Operating lease liabilities – current

 

 

584

 

 

 

558

 

Deferred revenue

 

 

882

 

 

 

882

 

Due to related parties

 

 

4,162

 

 

 

 

Other current liabilities

 

 

2,037

 

 

 

1,257

 

Total current liabilities

 

 

32,696

 

 

 

7,059

 

Deferred tax liabilities

 

 

102

 

 

 

 

Convertible notes payable, at fair value

 

 

199,323

 

 

 

33,433

 

Debt - noncurrent

 

 

1,471

 

 

 

1,441

 

Finance lease liabilities – noncurrent

 

 

471

 

 

 

560

 

Operating lease liabilities – noncurrent

 

 

1,059

 

 

 

688

 

Total liabilities

 

 

235,122

 

 

 

43,181

 

Commitments and contingencies (Note 11)

 

 

 

 

 

 

Stockholders’ equity

 

 

 

 

 

 

Preferred stock, $0.01 par value; 10,000,000 shares authorized, no shares issued and
   outstanding as of December 31, 2025 and 2024

 

 

 

 

 

 

Common stock, $0.01 par value; 500,000,000 shares authorized, 111,677,771 and
   
72,068,059 shares issued and outstanding as of December 31, 2025 and 2024, respectively

 

 

1,117

 

 

 

721

 

Additional paid-in capital

 

 

431,757

 

 

 

105,515

 

Accumulated deficit

 

 

(231,265

)

 

 

(56,173

)

Accumulated other comprehensive income (loss)

 

 

2,542

 

 

 

(2,164

)

Total stockholders’ equity attributed to ASP Isotopes Inc. stockholders

 

 

204,151

 

 

 

47,899

 

Noncontrolling interests in consolidated subsidiaries

 

 

58,747

 

 

 

3,268

 

Total stockholders’ equity

 

 

262,898

 

 

 

51,167

 

Total liabilities and stockholders’ equity

 

$

498,020

 

 

$

94,348

 

 

The accompanying notes are an integral part of these consolidated financial statements.

102


 

ASP Isotopes Inc.

Consolidated Statements of Operations and Comprehensive Loss

(in thousands, except share and per share amounts)

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Revenue

 

 

 

 

 

 

Product revenue

 

$

5,674

 

 

$

3,944

 

Construction services revenue

 

 

18,175

 

 

 

 

Collaboration revenue

 

 

 

 

 

200

 

Total revenue

 

 

23,849

 

 

 

4,144

 

Cost of revenue

 

 

20,444

 

 

 

2,545

 

Gross profit

 

 

3,405

 

 

 

1,599

 

Operating expenses:

 

 

 

 

 

 

Acquired in-process research and development

 

 

2,717

 

 

 

 

Research and development

 

 

12,358

 

 

 

3,139

 

Selling, general and administrative

 

 

48,238

 

 

 

24,814

 

Total operating expenses

 

 

63,313

 

 

 

27,953

 

Loss from operations

 

 

(59,908

)

 

 

(26,354

)

Other income (expense):

 

 

 

 

 

 

Foreign exchange transaction (loss) gain

 

 

(134

)

 

 

70

 

Change in fair value of share liability

 

 

(121

)

 

 

(132

)

Change in fair value of convertible notes payable

 

 

(123,719

)

 

 

(6,875

)

Change in fair value of investments

 

 

17,932

 

 

 

 

Interest income

 

 

6,790

 

 

 

1,238

 

Interest expense

 

 

(575

)

 

 

(259

)

Other income

 

 

174

 

 

 

 

Total other expense

 

 

(99,653

)

 

 

(5,958

)

Loss before income tax expense

 

 

(159,561

)

 

 

(32,312

)

Income tax expense

 

 

(282

)

 

 

(111

)

Net loss before allocation to noncontrolling interests

 

 

(159,843

)

 

 

(32,423

)

Less: Net income (loss) attributable to noncontrolling interests

 

 

15,249

 

 

 

(89

)

Net loss attributable to ASP Isotopes Inc. shareholders
   before deemed dividend on inducement warrant for
   common stock

 

$

(175,092

)

 

$

(32,334

)

Deemed dividend on inducement warrant for common stock

 

 

 

 

 

(2,780

)

Net loss attributable to ASP Isotopes Inc. shareholders

 

$

(175,092

)

 

$

(35,114

)

Net loss per share attributable to ASP Isotopes Inc. shareholders, basic and
   diluted

 

$

(2.11

)

 

$

(0.63

)

Weighted average shares of common stock outstanding, basic and diluted

 

 

83,013,594

 

 

 

55,671,805

 

 

 

 

 

 

 

 

Comprehensive loss:

 

 

 

 

 

 

Net loss before allocation to noncontrolling interests

 

$

(159,843

)

 

$

(32,423

)

Foreign currency translation

 

 

4,706

 

 

 

(1,243

)

Total comprehensive loss before allocation to noncontrolling interests

 

 

(155,137

)

 

 

(33,666

)

Less: Comprehensive income (loss) attributable to noncontrolling interests

 

 

15,659

 

 

 

(119

)

Comprehensive loss attributable to ASP Isotopes Inc.

 

$

(170,796

)

 

$

(33,547

)

 

The accompanying notes are an integral part of these consolidated financial statements.

103


 

ASP Isotopes Inc.

Consolidated Statements of Changes in Stockholders’ Equity

(in thousands, except share amounts)

 

 

Common Stock

 

 

Additional
Paid-in

 

 

Accumulated Other Comprehensive

 

 

Accumulated

 

 

Noncontrolling

 

 

Total
Stockholders’

 

 

Shares

 

 

Amount

 

 

Capital

 

 

(Loss) Income

 

 

Deficit

 

 

Interests

 

 

Equity

 

Balance as of December 31, 2023

 

 

48,923,276

 

 

$

489

 

 

$

40,567

 

 

$

(921

)

 

$

(23,839

)

 

$

2,535

 

 

$

18,831

 

Issuance of common stock, net of issuance costs of $3,648

 

 

16,554,250

 

 

$

166

 

 

 

49,277

 

 

 

 

 

 

 

 

 

 

 

 

49,443

 

Issuance of common stock from warrant exercise

 

 

3,316,298

 

 

$

33

 

 

 

5,805

 

 

 

 

 

 

 

 

 

 

 

 

5,838

 

Issuance of restricted common stock

 

 

2,523,554

 

 

$

25

 

 

 

(25

)

 

 

 

 

 

 

 

 

 

 

 

 

Issuance of common stock to consultants

 

 

60,000

 

 

$

1

 

 

 

183

 

 

 

 

 

 

 

 

 

 

 

 

184

 

Issuance of common stock to board members

 

 

670,681

 

 

$

7

 

 

 

(7

)

 

 

 

 

 

 

 

 

 

 

 

 

Retired unvested restricted shares

 

 

(325,000

)

 

$

(3

)

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

Settlement of liabilities with consultant

 

 

345,000

 

 

$

3

 

 

 

1,152

 

 

 

 

 

 

 

 

 

 

 

 

1,155

 

Board fee liabilities settled with shares

 

 

 

 

$

 

 

 

240

 

 

 

 

 

 

 

 

 

 

 

 

240

 

Commission fee liability settled with cash and common stock warrant

 

 

 

 

 

 

 

 

(1,007

)

 

 

 

 

 

 

 

 

 

 

 

(1,007

)

Settlement of commission fee liability payable in common stock warrant

 

 

 

 

 

 

 

 

766

 

 

 

 

 

 

 

 

 

 

 

 

766

 

Stock-based compensation expense

 

 

 

 

 

 

 

 

8,561

 

 

 

 

 

 

 

 

 

 

 

 

8,561

 

Contribution from noncontrolling interest in VIE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

920

 

 

 

920

 

Distribution to noncontrolling interest of VIE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(98

)

 

 

(98

)

Foreign currency translation

 

 

 

 

 

 

 

 

 

 

 

(1,243

)

 

 

 

 

 

 

 

 

(1,243

)

Net loss

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(32,334

)

 

 

(89

)

 

 

(32,423

)

Balance as of December 31, 2024

 

 

72,068,059

 

 

 

721

 

 

 

105,515

 

 

 

(2,164

)

 

 

(56,173

)

 

 

3,268

 

 

 

51,167

 

Issuance of common stock, net of issuance costs of $17,965

 

 

32,186,177

 

 

 

322

 

 

 

302,017

 

 

 

 

 

 

 

 

 

 

 

 

302,339

 

Issuance of common stock from warrant exercise

 

 

1,294,778

 

 

 

13

 

 

 

4,902

 

 

 

 

 

 

 

 

 

 

 

 

4,915

 

Issuance of common stock from cashless exercise of warrants

 

 

123,497

 

 

 

1

 

 

 

(1

)

 

 

 

 

 

 

 

 

 

 

 

 

Issuance of common stock from cashless exercise of options

 

 

1,337,245

 

 

 

14

 

 

 

(14

)

 

 

 

 

 

 

 

 

 

 

 

 

Issuance of common stock from cash exercise of options

 

 

3,000

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

6

 

Issuance of restricted common stock

 

 

4,275,967

 

 

 

43

 

 

 

(43

)

 

 

 

 

 

 

 

 

 

 

 

 

Issuance of common stock to acquire One 30 Seven

 

 

266,113

 

 

 

2

 

 

 

2,558

 

 

 

 

 

 

 

 

 

 

 

 

2,560

 

Settlement of liabilities with consultant

 

 

122,935

 

 

 

1

 

 

 

793

 

 

 

 

 

 

 

 

 

 

 

 

794

 

Stock-based compensation expense

 

 

 

 

 

 

 

 

16,024

 

 

 

 

 

 

 

 

 

 

 

 

16,024

 

Fair value of noncontrolling interest at acquisition of Skyline

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

19,762

 

 

 

19,762

 

Contribution from noncontrolling interest

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20,799

 

 

 

20,799

 

Distribution to noncontrolling interest of VIE

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(402

)

 

 

(402

)

Foreign currency translation

 

 

 

 

 

 

 

 

 

 

 

4,706

 

 

 

 

 

 

71

 

 

 

4,777

 

Net income (loss)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(175,092

)

 

 

15,249

 

 

 

(159,843

)

Balance as of December 31, 2025

 

 

111,677,771

 

 

$

1,117

 

 

$

431,757

 

 

$

2,542

 

 

$

(231,265

)

 

$

58,747

 

 

$

262,898

 

The accompanying notes are an integral part of these consolidated financial statements.

104


 

ASP Isotopes Inc.

Consolidated Statements of Cash Flows

(in thousands)

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Cash flows from Operating activities

 

 

 

 

 

 

Net loss

 

$

(159,843

)

 

$

(32,423

)

Adjustments to reconcile net loss to cash used in operating activities:

 

 

 

 

 

 

Foreign exchange transaction loss from intercompany

 

 

 

 

 

42

 

Non cash in-process research and development

 

 

2,560

 

 

 

 

Depreciation and amortization

 

 

1,912

 

 

 

471

 

Allowance for credit losses

 

 

58

 

 

 

 

Loss on disposal of property and equipment

 

 

 

 

 

2

 

Non cash interest income on note receivable

 

 

(2,005

)

 

 

 

Stock-based compensation

 

 

16,024

 

 

 

8,561

 

Convertible note payable for non-cash issuance costs

 

 

 

 

 

622

 

Shares issued for non-cash consultant expense

 

 

673

 

 

 

1,314

 

Change in fair value of share liability

 

 

121

 

 

 

132

 

Change in fair value of convertible notes payable

 

 

123,719

 

 

 

6,875

 

Change in fair value of investments

 

 

(17,932

)

 

 

 

Change in right-of-use lease assets

 

 

676

 

 

 

473

 

Non-cash lease income

 

 

(69

)

 

 

 

Change in deferred taxes

 

 

(45

)

 

 

(143

)

Changes in operating assets and liabilities, net of acquisition amounts:

 

 

 

 

 

 

Accounts receivable

 

 

(482

)

 

 

(506

)

Receivable from noncontrolling interest

 

 

28

 

 

 

 

Inventories

 

 

(315

)

 

 

(68

)

Prepaid expenses and other current assets

 

 

(2,829

)

 

 

(1,357

)

Other noncurrent assets

 

 

1,220

 

 

 

(9

)

Accounts payable

 

 

782

 

 

 

(877

)

Accrued expenses

 

 

570

 

 

 

910

 

Operating lease liability

 

 

(695

)

 

 

(427

)

Other current liabilities

 

 

(1,908

)

 

 

(288

)

Net cash used in operating activities

 

 

(37,780

)

 

 

(16,696

)

Cash flows from investing activities

 

 

 

 

 

 

Purchases of property and equipment

 

 

(9,654

)

 

 

(9,675

)

Purchases of short-term investments

 

 

(47,745

)

 

 

 

Cash advance paid for property and equipment

 

 

 

 

 

(1,697

)

Purchase of equity investments

 

 

(27,995

)

 

 

 

Principal collections from lease receivable

 

 

26

 

 

 

 

Cash advance in exchanges for note receivable

 

 

(30,000

)

 

 

 

Cash received for acquisition of businesses, net of cash paid

 

 

4,574

 

 

 

 

Net cash used in investing activities

 

 

(110,794

)

 

 

(11,372

)

Cash flows from financing activities

 

 

 

 

 

 

Proceeds from issuance of common stock

 

 

320,304

 

 

 

53,091

 

Payment of common stock issuance costs

 

 

(17,965

)

 

 

(3,648

)

Payment of deferred issuance costs

 

 

(169

)

 

 

 

Proceeds from exercise of warrants

 

 

4,915

 

 

 

5,838

 

Proceeds from exercise of options

 

 

6

 

 

 

 

Due to related parties

 

 

2,571

 

 

 

 

Contributions from noncontrolling interest

 

 

20,799

 

 

 

 

Proceeds from noncontrolling interest in VIE

 

 

 

 

 

920

 

Proceeds from collection of receivable from noncontrolling interest in VIE

 

 

 

 

 

707

 

Distribution to noncontrolling interest in VIE

 

 

(402

)

 

 

(98

)

Proceeds from issuance of convertible notes payable

 

 

42,171

 

 

 

25,936

 

Proceeds from issuance of debt

 

 

15,506

 

 

 

501

 

Payments of principal portion of debt

 

 

(15,758

)

 

 

(612

)

Payment of principal portion of finance leases

 

 

(378

)

 

 

(101

)

Net cash provided by financing activities

 

 

371,600

 

 

 

82,534

 

Net change in cash and cash equivalents

 

 

223,026

 

 

 

54,466

 

Effect of exchange rate changes on cash and cash equivalents

 

 

647

 

 

 

(484

)

Cash and cash equivalents– beginning of year

 

 

61,890

 

 

 

7,908

 

Cash and cash equivalents– end of year

 

$

285,563

 

 

$

61,890

 

 

The accompanying notes are an integral part of these consolidated financial statements.

 

105


 

ASP Isotopes Inc.

Consolidated Statements of Cash Flows

(in thousands)

 

Supplemental cash flow information:

 

 

 

 

 

 

Cash paid for taxes

 

$

79

 

 

$

 

Supplemental disclosures of non-cash investing and financing activities:

 

 

 

 

 

 

Derecognition of asset as a result of sales-type lease

 

$

370

 

 

$

 

Lease receivable

 

$

393

 

 

$

 

Purchase of property and equipment included in accounts payable

 

$

194

 

 

$

795

 

Right-of-use assets obtained in exchange for operating lease liability

 

$

851

 

 

$

364

 

Right-of-use assets obtained in exchange for financing lease liability

 

$

312

 

 

$

539

 

Seller financed portion of investment in East Coast Nuclear Pharmacy

 

$

500

 

 

$

 

Unpaid financing fees

 

$

1,613

 

 

$

 

Deemed dividend on inducement warrant

 

$

 

 

$

2,780

 

Purchase of property and equipment with bank loans

 

$

 

 

$

2,021

 

Board fees settled with common stock

 

$

 

 

$

240

 

Commission fee settled with common stock warrant

 

$

 

 

$

766

 

 

The accompanying notes are an integral part of these consolidated financial statements.

 

106


ASP Isotopes Inc.

Notes to Consolidated Financial Statements

1. Organization

Description of Business

ASP Isotopes Inc. was incorporated in the state of Delaware on September 13, 2021 and has its headquarters in Dallas, Texas. ASP Isotopes Inc., its subsidiaries and ASP Rentals are collectively referred to as “the Company” throughout these consolidated financial statements.

The Company is an advanced materials company dedicated to the development of a differentiated isotope enrichment platform to strengthen global supply chain access to critical materials used in nuclear medicine, next-generation semiconductors, and nuclear energy. Our proprietary enrichment technologies, the Aerodynamic Separation Process (“ASP technology”) and Quantum Enrichment technology (“QE technology”), are designed to enable the production of isotopes for a range of industrial and advanced technology applications. Our initial focus is on the production and commercialization of enriched Carbon-14 (“C-14”), Silicon-28 (“Si-28”) and Ytterbium-176 (“Yb-176”).

The Company commenced commercial production of enriched isotopes at both of its ASP enrichment facilities located in Pretoria, South Africa during the first half of 2025. The Company's first ASP enrichment facility is designed to enrich light isotopes, such as C-14 and C-12. The second ASP enrichment facility, which is substantially larger than the first, should have the potential to enrich kilogram quantities of relatively heavier isotopes, including but not limited to Si-28. The Company is targeting initial commercial shipments of enriched C-14 in mid-2026. The Company is targeting initial commercial shipments of enriched Si-28 during the second quarter of 2026. The Company has also completed the commissioning phase and is producing commercial samples of highly enriched Yb-176 at its third enrichment facility, a QE technology facility, which is the Company's first laser-based enrichment plant. The Company is targeting initial commercial shipments of Yb-176 in mid-2026 or the third quarter of 2026.

In addition, the Company has started planning additional isotope enrichment plants both in South Africa and in other jurisdictions, including Iceland and the United States. The Company believes the C-14 it may produce using the ASP technology could be used in the development of new pharmaceuticals and agrochemicals. The Company believes the Si-28 we may produce using the ASP technology may be used to create advanced semiconductors and in quantum computing. The Company believes the Yb-176 it may produce using the QE technology may be used to create radiotherapeutics that treat various forms of oncology. The Company is considering the future development of the ASP technology for the separation of Zinc-68 and Xenon-129/136 for potential use in the healthcare end market, Germanium 70/72/74 for potential use in the semiconductor end market, and Chlorine -37 for potential use in the nuclear energy end market. The Company is also considering the future development of QE technology for the separation of Nickel-64, Gadolinium-160, Ytterbium-171, Lithium-6 and Lithium-7.

Quantum Leap Energy LLC (“QLE”), the Company's subsidiary, is currently pursuing an initiative to apply its enrichment technologies to the enrichment of Uranium-235 (“U-235”) in South Africa. The Company believes that the U-235 QLE it may produce has the potential to be commercialized as a nuclear fuel component for use in the new generation of high-assay low-enriched uranium (“HALEU”)-fueled small modular reactors that are now under development for commercial and government uses. In furtherance of the Company's uranium enrichment initiative, in October 2024, the Company entered into a term sheet with TerraPower, LLC (“TerraPower”) which contemplates the parties entering into definitive agreements pursuant to which TerraPower would provide funding for the construction of a HALEU production facility and agree to purchase all HALEU produced at the facility over a 10-year period after the planned completion of the facility in 2027. In addition, in November 2024, the Company entered into a memorandum of understanding with The South African Nuclear Energy Corporation (“Necsa”), a South African state-owned company responsible for undertaking and promoting research and development in the field of nuclear energy and radiation sciences, to collaborate on the research, development and ultimately the commercial production of advanced nuclear fuels. As part of the collaboration contemplated by the MOU with Necsa, QLE’s South African subsidiary has entered into a Pre-Implementation Services Contract Agreement (“Services Contract”) with Necsa, pursuant to which Necsa has agreed to provide to QLE’s South African subsidiary certain facilities, infrastructure, utilities and services related to the siting, design, construction, commission and operation of an enrichment facility on the Necsa site in Pelindaba. See the section captioned “TerraPower” below for disclosures regarding certain definitive agreements entered into between TerraPower and us and/or the Company's subsidiaries, including a term loan subject to conditions to support construction of a new uranium enrichment facility at Pelindaba, South Africa and supply agreements for the future supply of HALEU to TerraPower, as a customer.

QLE acquired a controlling interest in Skyline in August 2025. Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiaries, Kin Chiu Engineering Limited and Kin Chiu Development Company Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

The Company acquired Renergen in January 2026. Renergen is South Africa’s leading onshore natural gas explorer and the first integrated producer of both liquid helium and liquified natural gas (“LNG”), both of which are produced from the natural gas

107


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

reserve base that underpins Renergen’s natural gas development project (the “Virginia Gas Project”). The Virginia Gas Project includes (i) the liquefaction of natural gas into LNG, (ii) the separation of helium from natural gas, and (iii) the further liquefaction of helium into 99.999% pure liquid helium. This liquefaction and separation takes place at Renergen’s natural gas processing plant in the Free State Province of South Africa. Renergen’s principal asset is its 94.5% equity ownership in Tetra4, which holds an onshore petroleum production right and is the entity developing the Virginia Gas Project.

Liquidity

The Company has experienced net losses and negative cash flows from operating activities since its inception. The Company incurred net losses of $159.8 million and $32.4 million for the years ended December 31, 2025 and 2024, respectively. On June 3, 2025, the Company sold 7,518,797 shares of its common stock in a registered direct offering at the offering price of $6.65 per share, for net proceeds of approximately $46.8 million, after deducting underwriting discounts and commissions and estimated offering expenses. On July 25, 2025, the Company raised an additional $56.3 million in net proceeds from issuing 7,500,000 shares of its common stock at a price of $8.00 per share. On October 16, 2025, the Company issued 17,167,380 shares of its common stock in a registered offering at the offering price of $12.25 per share, for net proceeds of approximately $199.3 million, after deducting underwriting discounts and commissions and estimated offering expenses. The Company currently expects that its cash and cash equivalents of $285.6 million and short-term investments of $47.7 million as of December 31, 2025 will be sufficient to fund its operating expenses and capital requirements for more than 12 months from the date the financial statements are issued.

There can be no assurance that the Company will achieve or sustain positive cash flows from operations or profitability. The Company anticipates it will need to continue to raise capital through additional equity and/or debt financings and/or collaborative development agreements to fund its operations. However, such funding may not be available on a timely basis on terms acceptable to the Company, or at all. If the Company is unable to raise additional capital when required or on acceptable terms, the Company may be required to scale back or discontinue the advancement of product candidates, reduce headcount, reorganize, merge with another entity, or cease operations.

 

2. Basis of Presentation and Summary of Significant Accounting Policies

Basis of Presentation and Use of Estimates

The Company’s consolidated financial statements are prepared in accordance with accounting principles generally accepted in the United States (“GAAP”). The preparation of the Company’s consolidated financial statements requires management to make estimates and assumptions that impact the reported amounts of assets, liabilities and expenses and disclosure in the Company’s consolidated financial statements and accompanying notes. The most significant estimates in the Company’s consolidated financial statements relate to stock-based compensation, fair value of convertible notes, equity and other investments, loss contingencies and the accounting for acquisitions, including goodwill. Although these estimates are based on the Company’s knowledge of current events and actions it may undertake in the future, actual results may materially differ from these estimates and assumptions.

Principles of Consolidation

The Company’s consolidated financial statements include the accounts of ASP Isotopes Inc., its wholly-owned subsidiaries, the 80% owned Enlightened Isotopes, the 78% voting interest of Skyline, the 51% owned PET Labs and the 42% owned VIE ASP Rentals. All intercompany balances and transactions have been eliminated in consolidation.

Currency and Currency Translation

The consolidated financial statements are presented in U.S. dollars, the Company’s reporting currency. The functional currency of ASP Isotopes Inc. and ASP Guernsey is the U.S. dollar. The functional currency of the Company’s subsidiaries ASP South Africa and Quantum Leap Energy South Africa is the South African Rand. The functional currency of the 80% owned Enlightened Isotopes, the 51% owned PET Labs and the 42% owned VIE ASP Rentals is the South African Rand. The functional currency of the 78% owned Skyline is the Hong Kong Dollar. Adjustments that arise from exchange rate changes on transactions of each group entity denominated in a currency other than the functional currency are included in other income and expense in the consolidated statements of operations and comprehensive loss. Assets and liabilities of the entities with functional currency of South African Rand or Hong Kong Dollar are recorded in South African Rand or Hong Kong Dollar, respectively, and translated into the U.S. dollar reporting currency of the Company at the exchange rate on the balance sheet date. Revenue and expenses of the entities with functional currency of South African Rand or Hong Kong Dollar are recorded in South African Rand or Hong Kong Dollar, respectively, and translated into the U.S. dollar reporting currency of the Company at the average exchange rate prevailing during the reporting period. Resulting translation adjustments are recorded separately in stockholders’ equity as a component of accumulated other comprehensive (loss) income.

108


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Concentration of Credit Risk and other Risks

Cash balances are maintained at U.S. financial institutions and may exceed the Federal Deposit Insurance Corporation insurance limit of $250,000 per depositor, per insured bank for each account ownership category. Although the Company currently believes that the financial institutions with whom it does business, will be able to fulfill their commitments to the Company, there is no assurance that those institutions will be able to continue to do so. The Company has not experienced any credit losses associated with its balances in such accounts for the years ended December 31, 2025 and 2024.

The Company's foreign subsidiaries held cash of approximately $9.6 million and $1.5 million as of December 31, 2025 and 2024, respectively, which is included in cash and cash equivalents on the consolidated balance sheets. Our strategic plan does not require the repatriation of foreign cash in order to fund our operations in the U.S., and it is our current intention to indefinitely reinvest our foreign cash outside of the U.S. If we were to repatriate foreign cash to the U.S., we would be required to accrue and pay U.S. taxes in accordance with applicable U.S. tax rules and regulations as a result of the repatriation.

The Company is potentially subject to concentrations of credit risk in accounts receivable as the following customer balances exceed 10% of accounts receivable in the consolidated balance sheet as December 31, 2025 and 2024 (in thousands).

 

As of December 31, 2025

 

 

As of December 31, 2024

 

 

Accounts Receivable

 

 

% of Total Accounts Receivable

 

 

Accounts Receivable

 

 

% of Total Accounts Receivable

 

Customer A

 

$

 

 

 

0

%

 

$

200

 

 

 

28

%

Customer B

 

$

 

 

 

0

%

 

$

145

 

 

 

20

%

Customer C

 

$

2,327

 

 

 

13

%

 

$

 

 

 

 

Customer D

 

$

4,082

 

 

 

23

%

 

$

 

 

 

 

Customer E

 

$

5,044

 

 

 

28

%

 

$

 

 

 

 

Customer F

 

$

3,234

 

 

 

18

%

 

$

 

 

 

 

Although the Company is directly affected by the financial condition of its customers, management does not believe significant credit risks exist at December 31, 2025. Generally, we do not require collateral or other securities to support its accounts receivable.

There were two customers in the construction services segment representing $7.7 million and $3.3 million, or 32.2% and 13.7%, respectively, of the Company's consolidated revenues for the year ended December 31, 2025. Revenues from one customer of the Company’s specialist isotopes and related services segment represent approximately 14% or $592,000 the Company’s consolidated revenues. for the year ended December 31, 2024.

Cash and cash equivalents

The Company considers all highly liquid investments with original maturities at the date of purchase of three months or less to be cash equivalents. Cash and cash equivalents are stated at fair value and may include money market funds, U.S. Treasury and U.S. government-sponsored agency securities, corporate debt, commercial paper and certificates of deposit. The Company had $267.4 million in cash equivalents as of December 31, 2025. The Company had no cash equivalents as of December 31, 2024.

Short-term Investments

The Company maintains its short-term investments in U.S. treasury and U.S. government-sponsored agency securities and has classified them as held-to-maturity at the time of purchase. Held-to-maturity purchases are those securities in which the Company has the ability and intent to hold until maturity. Held-to-maturity securities are recorded at amortized cost, adjusted for the amortization or accretion of premiums and discounts. Premiums and discounts are amortized or accreted over the life of the related held-to-maturity security using a straight-line method.

Fair Value of Financial Instruments

Accounting guidance defines fair value, establishes a consistent framework for measuring fair value, and expands disclosure for each major asset and liability category measured at fair value on either a recurring or nonrecurring basis. Fair value is defined as an exit price, representing the amount that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants. As such, fair value is a market-based measurement that should be determined based on assumptions that market participants would use in pricing an asset or liability. As a basis for considering such assumptions, the accounting guidance establishes a three-tier fair value hierarchy, which prioritizes the inputs used in measuring fair value as follows:

Level 1: Observable inputs such as quoted prices in active markets;

Level 2: Inputs, other than the quoted prices in active markets, that are observable either directly or indirectly; and

109


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Level 3: Unobservable inputs in which there is little or no market data, which require the reporting entity to develop its own assumptions.

The Company’s share liability (Note 16) is measured at Level 1 fair value on a recurring basis. The Company’s convertible notes payable (Note 9) is measured as a Level 3 fair value on a recurring basis

Equity Investments

The Company accounts for investments in entities over which it has significant influence, but not control, using the equity method of accounting in accordance with ASC 323, Investments - Equity Method and Joint Ventures ("ASC 323"). Significant influence is generally presumed when the Company owns 20% to 50% of the voting interests in the investee, unless other factors indicate otherwise. The Company's equity method investments include the Company's investment in Skyline's joint ventures with KC-Glory JV, KC-Geotech JV and KC-CRFG JV.

Under the equity method, the Company initially records the investment at cost and subsequently adjusts the carrying amount to reflect its share of the investee’s earnings or losses, which are recognized in the consolidated statements of income. Dividends received from equity method investees reduce the carrying amount of the investment. The Company evaluates its equity method investments for impairment whenever events or changes in circumstances indicate that the carrying amount may not be recoverable.

The Company also holds investments in equity securities without readily determinable fair values. These investments are accounted for under the measurement alternative in accordance with ASC 321, Investments - Equity Securities ("ASC 321"), which allows the Company to record the investments at cost, less impairments, plus or minus observable price changes in orderly transactions for the identical or similar investment. The Company's investments recorded at cost include IsoBio and Skyline’s investment in Reemag LLC ("Reemag") and a company in the critical minerals space.

If the Company determines that an impairment is other-than-temporary, it recognizes a loss equal to the difference between the investment’s carrying amount and its fair value. Equity method investments and investments at cost are included in “Equity investments” and "Other investments," respectively, on the consolidated balance sheet.

Accounts Receivable

Accounts receivable are stated at the amount management expects to collect from outstanding balances. An allowance for expected credit losses is estimated for those accounts receivable considered to be uncollectible based upon historical experience and management's evaluation of outstanding accounts receivable. The Company maintains an allowance for expected credit losses for accounts receivable, which is recorded as an offset to accounts receivable, and changes in such are classified as selling, general and administrative expense in the Consolidated Statements of Operations and Comprehensive Loss. The Company assesses collectability by reviewing accounts receivable on a collective basis where similar characteristics exist and on an individual basis when the Company identifies specific customers with known disputes or collectability issues. In determining the amount of the allowance for expected credit losses, the Company considers historical collectability based on past due status and make judgments about the creditworthiness of customers based on ongoing credit evaluations. The Company also considers customer-specific information, current market conditions, and reasonable and supportable forecasts of future economic conditions. Bad debts are written off against the allowance when identified. There was $0.1 million and no allowance for expected credit losses as of December 31, 2025 and 2024, respectively.

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets primarily consist of amounts paid in advance for goods and services that will be consumed within twelve months. These assets are recorded at historical cost and expensed in the period in which the related benefits are realized. Prepaid expenses and other current assets mainly compromised the prepayment for advertising, insurance, deposits, and advance payments to subcontractors. The Company reviews prepaid expenses and other current assets for impairment or non-recoverability at each reporting date.

Inventories

Inventories are stated at the lower of cost or net realizable value. Cost is determined using the first in, first out inventory method. Inventory cost includes materials, labor, and applicable overhead incurred in bringing the inventories to their present location and condition. Net realizable value represents the estimated selling price in the ordinary course of business, less reasonably predictable costs of completion, disposal, and transportation. Inventories are primarily located in facilities in South Africa and are not pledged as collateral for any debt arrangements

The components of inventories as of December 31, 2025 and 2024 were as follows (in thousands):

 

110


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

 

December 31, 2025

 

 

December 31, 2024

 

Raw material

 

$

484

 

 

$

66

 

Work in process

 

 

614

 

 

 

 

Finished goods

 

 

 

 

 

 

Total inventories

 

$

1,098

 

 

$

66

 

No significant write-downs to net realizable value or reversals of write-downs occurred in the years ended December 31, 2025 and 2024.

Property and Equipment

Property and equipment include costs of assets constructed, purchased or leased under a finance lease, related delivery and installation costs and interest incurred on significant capital projects during their construction periods. Expenditures for renewals and betterments also are capitalized, but expenditures for normal repairs and maintenance are expensed as incurred. Costs associated with yearly planned major maintenance are generally deferred and amortized over 12 months or until the same major maintenance activities must be repeated, whichever is shorter. The cost and accumulated depreciation applicable to assets retired or sold are removed from the respective accounts, and gains or losses thereon are included in the statement of operations and comprehensive loss.

The Company assigns the useful lives of its property and equipment based upon its internal engineering estimates, which are reviewed periodically. The estimated useful lives of the Company's property and equipment range from 3 to 10 years, or the shorter of the useful life or remaining life of the lease for leasehold improvements. Depreciation is recorded using the straight-line method.

Construction in progress (Note 6) is carried at cost and consists of specifically identifiable direct and indirect development and construction costs. While under construction, costs of the property are included in construction in progress until the property is placed in service, at which time costs are transferred to the appropriate property and equipment account, including, but not limited to, leasehold improvements or other such accounts.

Business Combination and Asset Acquisitions

The Company evaluates acquisitions of assets and other similar transactions to assess whether or not the transaction should be accounted for as a business combination or asset acquisition by first applying a screen to determine if substantially all of the fair value of the gross assets acquired is concentrated in a single identifiable asset or group of similar identifiable assets. If the screen is met, the transaction is accounted for as an asset acquisition. If the screen is not met, further determination is required as to whether or not the Company has acquired inputs and processes that have the ability to create outputs, which would meet the requirements of a business. If determined to be a business combination, the Company accounts for the transaction under the acquisition method of accounting in accordance with ASC Topic 805 Business Combinations ("ASC 805"), which requires the acquiring entity in a business combination to recognize the fair value of all assets acquired, liabilities assumed, and any non-controlling interest in the acquiree and establishes the acquisition date as the fair value measurement point. Accordingly, the Company recognizes assets acquired and liabilities assumed in business combinations, including contingent assets and liabilities, and non-controlling interest in the acquiree based on the fair value estimates as of the date of acquisition. In accordance with ASC 805, the Company recognizes and measures goodwill as of the acquisition date, as the excess of the fair value of the consideration paid over the fair value of the identified net assets acquired.

The consideration for the Company’s business acquisitions may include future payments that are contingent upon the occurrence of a particular event or events. The obligations for such contingent consideration payments are recorded at fair value on the acquisition date. The contingent consideration obligations are then evaluated each reporting period. Changes in the fair value of contingent consideration, other than changes due to payments, are recognized as a gain or loss and recorded within change in the fair value of deferred and contingent consideration liabilities in the consolidated statements of comprehensive loss.

If determined to be an asset acquisition, the Company accounts for the transaction under ASC 805-50, which requires the acquiring entity in an asset acquisition to recognize assets acquired and liabilities assumed based on the cost to the acquiring entity on a relative fair value basis, which includes transaction costs in addition to consideration given. No gain or loss is recognized as of the date of acquisition unless the fair value of non-cash assets given as consideration differs from the assets’ carrying amounts on the acquiring entity’s books. Consideration transferred that is non-cash will be measured based on either the cost (which shall be measured based on the fair value of the consideration given) or the fair value of the assets acquired and liabilities assumed, whichever is more reliably measurable. Goodwill is not recognized in an asset acquisition and any excess consideration transferred over the fair value of the net assets acquired is allocated to the identifiable assets based on relative fair values.

Contingent consideration payments in asset acquisitions are recognized when the contingency is resolved and the consideration is paid or becomes payable (unless the contingent consideration meets the definition of a derivative, in which case the amount becomes part of the basis in the asset acquired). Upon recognition of the contingent consideration payment, the amount is included in the cost of the acquired asset or group of assets.

111


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Goodwill and Identifiable Intangible Assets

Goodwill represents the amount of consideration paid in excess of the fair value of net assets acquired as a result of the Company’s business acquisitions accounted for using the acquisition method of accounting. Identifiable intangible assets recognized in conjunction with acquisitions are recorded at fair value. Significant unobservable inputs are used to determine the fair value of the identifiable intangible assets based on the income approach valuation model whereby the present worth and anticipated future benefits of the identifiable intangible assets are discounted back to their net present value.

Goodwill and identifiable intangible assets with indefinite lives are not amortized and are subject to impairment testing at a reporting unit level on an annual basis or when a triggering event occurs that may indicate the carrying value of the goodwill or identifiable intangible assets are impaired. An entity is permitted to first assess qualitative factors to determine if a quantitative impairment test is necessary. Further testing is only required if the entity determines, based on the qualitative assessment, that it is more likely than not that the fair value of the reporting unit is less than its carrying amount. The Company performs its annual test for goodwill or identifiable intangible assets as of October 31.

Identifiable intangible assets with definite lives are amortized over their estimated useful lives, ranging from 2 to 5 years. The Company's intangible assets include trademarks and customer-related intangible assets related to the Skyline and ECNP acquisitions. The Company uses the straight-line method of amortization for identifiable intangible assets with definite lives.

Variable Interest Entities

The Company accounts for the investments it makes in certain legal entities in which equity investors do not have (1) sufficient equity at risk for the legal entity to finance its activities without additional subordinated financial support, or (2) as a group, the holders of the equity investment at risk do not have either the power, through voting or similar rights, to direct the activities of the legal entity that most significantly impact the entity’s economic performance, or (3) the obligation to absorb the expected losses of the legal entity or the right to receive expected residual returns of the legal entity. These certain legal entities are referred to as “variable interest entities” or “VIEs.”

The Company would consolidate the results of any such entity in which it determined that it had a controlling financial interest. The Company would have a “controlling financial interest” in such an entity if the Company had both the power to direct the activities that most significantly affect the VIE’s economic performance and the obligation to absorb the losses of, or right to receive benefits from, the VIE that could be potentially significant to the VIE. On a quarterly basis, the Company will reassess whether it has a controlling financial interest in any investments it has in these certain legal entities.

Leases

Leases are accounted for in accordance with ASC Topic 842, Leases ("ASC 842"). The Company enters into lease arrangements both as lessee and a lessor for office, laboratories and production facilities, vehicles and equipment. At the inception of an arrangement, the Company determines whether the arrangement is or contains a lease based on specific facts and circumstances, the existence of an identified asset(s), if any, and the Company’s control over the use of the identified asset(s), if applicable.

Lessee arrangements

Operating lease liabilities and their corresponding right-of-use ("ROU") assets are recorded based on the present value of future lease payments over the expected lease term. The interest rate implicit in lease contracts is typically not readily determinable. As such, the Company will utilize the incremental borrowing rate, which is the rate incurred to borrow on a collateralized basis over a similar term an amount equal to the lease payments in a similar economic environment, and considering the region in which the ROU asset and liabilities are located.

The Company has elected to combine lease and non-lease components as a single component. Operating leases are recognized on the balance sheet as ROU lease assets, lease liabilities current and lease liabilities non-current. Fixed rents are included in the calculation of the lease balances, while variable costs paid for certain operating and pass-through costs are excluded. Lease expense is recognized over the expected term on a straight-line basis.

Finance leases are recognized on the balance sheet as property and equipment, finance lease liabilities current and finance lease liabilities non-current. Finance lease ROU assets and the related lease liabilities are recognized based on the present value of the future minimum lease payments over the lease term at commencement date. The finance lease ROU assets are amortized on a straight-line basis over the lease term with the related interest expense of the lease liability payment recognized over the lease term using the effective interest method.

Lessor arrangements

For leases where the Company retains ownership of the underlying asset, the Company classifies the lease as an operating lease. Lease revenue is recognized on a straight-line basis and the associated asset is depreciated.

112


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

When control of the underlying asset is transferred to the lessee, the Company classifies the lease as sales-type lease. The Company derecognizes the asset, recognizes a net investment in the lease, and recognizes selling profit and interest income over the lease term. This classification applies if certain criteria are met, including transfer of ownership, a purchase option, a lease term covering a major part of the asset's life, the present value of payments covering substantially all of the asset's fair value, or the asset being specialized.

For all other leases that do not meet the sales-type criteria and meet conditions related to the sum of payments/residual value covering substantially all of the asset's fair value and the lessor's likelihood of collecting payments, the Company classifies as direct financing leases. Similar to sales-type leases, the Company recognizes a net investment. Selling profit is recognized as interest income using the effective interest method.

Impairment of Long-lived Assets

Long-lived assets consist primarily of property and equipment. The Company reviews long-lived assets for impairment whenever events or changes in circumstances indicate the carrying amount of an asset is not recoverable. Recoverability of assets to be held and used is measured by a comparison of the carrying amount of an asset to the future undiscounted net cash flows expected to be generated by the asset. If such assets are considered to be impaired, the impairment to be recognized is measured as the amount by which the carrying amount of the asset exceeds the fair value of the assets. The Company did not recognize any impairment losses for the years ended December 31, 2025 and 2024.

Secured Borrowing

Transfers of financial assets are accounted for under Accounting Standards Codification (ASC) 860, "Transfers and Servicing." The accounting treatment under ASC 860 depends on whether the transfer qualifies as a sale or a secured borrowing. A transfer is recognized as a sale only if the assets are legally isolated from the transferor, the transferee has the unrestricted right to pledge or exchange the assets, and the transferor does not retain effective control through repurchase agreements or other arrangements. When the transfer qualifies as a sale, the financial assets are derecognized from the transferor's balance sheet, and any resulting gain or loss on the sale is recognized in other income. In certain transactions, servicing responsibilities may be retained, which would represent continuing involvement. If the criteria for sale accounting are not met, the transaction is accounted for as a secured borrowing and the financial assets remain on the transferor's balance sheet.

In August 2025, the Company acquired Skyline (Note 14). Skyline previously entered into a discounting and factoring agreement to sell its customers’ accounts receivable on a recourse basis to a third-party financial institution. The aggregate amount available under the agreement is $3.0 million as of December 31, 2025. This transaction is accounted for as a secured borrowing and the accounts receivable remain on the Company’s consolidated balance sheets. Since the Skyline acquisition date through December 31, 2025, there were no accounts receivable designated as sold and derecognized.

Convertible Notes Payable

Convertible notes payable are accounted for in accordance with ASC Topic 825, Financial Instruments ("ASC 825"). Upon issuance the Company has elected the fair value option to account for the convertible notes payable. Changes in fair value during the reporting period are recognized in other income (expense) in the consolidated statement of operations and comprehensive loss.

Revenue Recognition

The Company recognizes revenue in accordance with Accounting Standard Codification ("ASC") Topic 606, Revenue from Contracts with Customers (“ASC 606”). Under ASC 606, an entity recognizes revenue when its customer obtains control of promised goods or services, in an amount that reflects the consideration which the entity expects to receive in exchange for those goods or services. To determine the appropriate amount of revenue to be recognized for arrangements determined to be within the scope of ASC 606, the Company performs the following five steps: (i) identification of the promised goods or services in the contract; (ii) determination of whether the promised goods or services are performance obligations including whether they are distinct in the context of the contract; (iii) measurement of the transaction price, including the constraint on variable consideration; (iv) allocation of the transaction price to the performance obligations; and (v) recognition of revenue when (or as) the Company satisfies each performance obligation. The Company only applies the five-step model to contracts when it is probable that the entity will collect consideration it is entitled to in exchange for the goods or services it transfers to the customer.

The Company evaluates a transaction’s performance obligations to determine if promised goods or services in a contract to transfer a distinct good or service to the customer and are considered distinct when (i) the customer can benefit from the good or service on its own or together with other readily available resources and (ii) the promised good or service is separately identifiable from other promises in the contract. In assessing whether promised goods or services are distinct, the Company considers whether the goods or services are integral or dependent to other goods or services in the contract. The Company determines the transaction price based on the agreed government rates for the promised goods in the contract. The consideration is recognized as revenue when control is transferred for the related goods.

113


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

The Company enters into revenue generating transactions with radiopharmacy companies that include payment for delivery of nuclear medical doses for PET scanning in South Africa.

The Company evaluates the measure of progress each reporting period and, if necessary, adjusts the measure of performance and related revenue recognition. The Company receives payments from its customers based on billing schedules established in each contract. Upfront payments and fees are recorded as deferred revenue upon receipt or when due until the Company performs its obligations under these arrangements. Amounts are recorded as accounts receivable when the Company’s right to consideration is unconditional.

The Company’s collaboration revenue relates to TerraPower LLC ("TerraPower") (Note 10). At contract execution, the Company analyzes its collaborative arrangements and license agreements to assess whether both parties are active participants in the activities and are exposed to significant risks and rewards and therefore are within the scope of ASC 808, Collaborative arrangements (“ASC 808”). ASC 808 does not address the recognition and measurement of payments from collaborative arrangements and instead refers companies to use other authoritative accounting literature. For collaboration arrangements within the scope of ASC 808 that contain multiple elements, the Company first determines which elements of the collaboration reflect a vendor-customer relationship and therefore are within the scope of ASC 606, Revenue from Contracts with Customers. When the Company determines elements of a collaboration agreement do not reflect a vendor-customer relationship, the Company consistently applies a reasonable and rational policy election made by analogizing to authoritative accounting literature. The Company evaluates the income statement classification for presentation of amounts due from or owed to other participants in a collaboration arrangement based on the nature of each separate activity.

In August 2025, the Company acquired Skyline (Note 14). Skyline performs public civil engineering works, including road and drainage works, under master construction agreements and other contracts with customer-specified requirements. These construction services are provided solely for the benefit of the Company’s customers, as the assets being created or maintained are controlled by them, and the services Skyline provide have no alternative use.

The performance obligation is satisfied when control of the promised goods or services is transferred to the customer over time, aligning with the ongoing services provided, with customers simultaneously receiving and benefiting from Skyline’s work. Contracts which include construction services are generally accounted for as a single deliverable (a single performance obligation). Skyline has not bundled any goods or services that are not considered distinct.

Revenue from public civil engineering works is recognized over time, using the output method based on surveys of completed work. These surveys are certified by architects, surveyors, or other customer-appointed representatives, or are estimated with reference to the progress payment applications submitted by Skyline to the customer.

Skyline’s cost of revenue is primarily comprised of the subcontracting costs, staff costs and materials costs. These costs are expensed as incurred. As part of ongoing work orders, Skyline may advance payments to subcontractors primarily due to projects that necessitate substantial cash flows for the procurement of materials required to achieve milestone and the set up of new work stages, which is included in prepaid expenses and other current assets. The cost of revenue associated with these advances is recognized upon the completion of the respective milestones and work stages, in accordance with Skyline ’s revenue recognition policy.

Skyline has enforceable rights to consideration from customers for the provision of roads and drainage services. Contract assets arise when Skyline has performed work under these contracts but has not yet received certification from independent surveyors appointed by customers. These assets represent Skyline ’s right to consideration for work completed but not yet billable. Skyline classifies these assets within “Prepaid expenses and other current assets” and ‘Other noncurrent assets’ on Skyline ’s consolidated balance sheets. Contract assets are converted to accounts receivable on an ongoing basis upon certification surveyors. Retention receivables, included in contract assets, represent the amounts withheld from billings pursuant to provisions in the contracts and may not be paid until the completion of specific tasks or the completion of the project. Retention receivables may also be subject to restrictive conditions such as performance guarantees.

When consideration is received from a customer prior to transferring goods or services to the customer under the terms of a construction contract, a contract liability is recorded. The Company classifies these liabilities within “Other current liabilities” on the Company’s consolidated balance sheets. Contract liabilities are recognized as revenue after control of the goods and services are transferred to the customer and all revenue recognition criteria have been met.

 

Research and Development Costs

Research and development costs consist primarily of fees paid to consultants, license fees and facilities costs. Nonrefundable advance payments for goods and services that will be used in future research and development activities are expensed when the activity has been performed or when the goods have been received rather than when the payment is made. All research and development costs are expensed as incurred.

114


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Acquired in-process research and development

The Company measures and recognizes asset acquisitions that are not deemed to be business combinations based on the cost to acquire the assets, including transaction costs. In an asset acquisition, the cost allocated to acquire in-process research and development ("IPR&D") with no alternative future use is charged to expense at the acquisition date.

Selling, General and Administrative Costs

Selling, general and administrative expenses consist primarily of salaries and related benefits, including stock-based compensation expense, related to the Company's executive, finance, business development, legal, human resources and support functions. Other general and administrative expenses include professional fees for auditing, tax, consulting and patent-related services, rent and utilities and insurance.

Stock-based Compensation

Stock-based compensation expense represents the cost of the grant date fair value of employee stock awards recognized over the requisite service period of the awards (usually the vesting period) on a straight-line basis. The Company estimates the fair value of each stock-based award on the date of grant using the Black-Scholes option pricing model. The Black-Scholes option pricing model incorporates various assumptions, such as the value of the underlying common stock, the risk-free interest rate, expected volatility, expected dividend yield, and expected life of the options. Forfeitures are recognized as a reduction of stock-based compensation expense as they occur.

The Company also awards restricted stock to employees and directors. Restricted stock is generally subject to forfeiture if employment terminates prior to the completion of the vesting restrictions. The Company expenses the cost of the restricted stock, which is determined to be the fair market value of the shares of common stock underlying the restricted stock at the date of grant, ratably over the period during which the vesting restrictions lapse.

Stock-based compensation expense is classified in the consolidated statements of operations and comprehensive loss in the same manner in which the award recipients’ payroll costs are classified or in which the award recipients’ service payments are classified.

Income Taxes

Deferred income tax assets and liabilities arise from temporary differences associated with differences between the financial statements and tax basis of assets and liabilities, as measured by the enacted tax rates, which are expected to be in effect when these differences reverse. Valuation allowances are established when necessary to reduce deferred tax assets to the amount expected to be realized.

The Company records the provision for income taxes for the activity from PET Labs and Skyline's operations.

The Company follows the provisions of ASC 740-10, Uncertainty in Income Taxes, or ASC 740-10. The Company has not recognized a liability for any uncertain tax positions. A reconciliation of the beginning and ending amount of unrecognized tax benefits has not been provided since there is no unrecognized benefit since the date of adoption. The Company has not recognized interest expense or penalties as a result of the implementation of ASC 740-10. If there were an unrecognized tax benefit, the Company would recognize interest accrued related to unrecognized tax benefits and penalties in income tax expense.

The Company has identified the United States, South Africa, Hong Kong and Guernsey as its major tax jurisdictions. Refer to Note 19 for further details.

Comprehensive Loss

Comprehensive loss is defined as a change in equity during a period from transactions and other events and circumstances from non-owner sources. The Company’s comprehensive loss is comprised of net loss and the effect of currency translation adjustments.

Related Parties

Parties, either an entity or individual, are considered to be related if the Company has the ability, directly or indirectly, to control the other party or exercise significant influence over the other party in making financial and operating decisions. Companies are also considered to be related if they are subject to common control or common significant influence, such as a family member or relative, shareholder, or a related corporation

Recently Issued Accounting Pronouncements

The Company has reviewed recently issued accounting pronouncements and plans to adopt those that are applicable to it. The Company does not expect the adoption of any recently issued pronouncements to have a material impact on its results of operations or financial position.

115


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

In November 2024, the FASB issued ASU 2024-03, Disaggregation of Income Statement Expenses (“ASU 2024-03”) and is effective for annual reporting periods beginning after December 15, 2026 and interim reporting periods beginning after December 15, 2027. ASU 2024-03 requires disclosures about specific types of expenses included in the expense captions presented on the face of the income statement as well as disclosures about selling expenses. The Company is still assessing the impact of adopting this standard.

In July 2025, the FASB issued ASU 2025-05, Financial Instruments—Credit Losses (Topic 326): Measurement of Credit Losses for Accounts Receivable and Contract Assets ("ASU 2025-05") and is effective for fiscal years beginning after December 15, 2025, including interim periods within those fiscal years. Early adoption is permitted. ASU 2025-05 provides a practical expedient that allows entities to assume that conditions existing at the balance sheet date will remain unchanged over the remaining life of current accounts receivable and contract assets arising from revenue transactions under ASC 606. Additionally, entities other than public business entities that elect the practical expedient may also make an accounting policy election to consider subsequent collection activity occurring after the balance sheet date when estimating expected credit losses. The Company does not expect the adoption of this standard to have a material effect on the consolidated financial results.

In August 2025, the FASB issued ASU 2025-08, Financial Instruments—Credit Losses (Topic 326): Purchased Loans (“ASU 2024-08”) and is effective for fiscal years beginning after December 15, 2026, including interim periods within those fiscal years with early adoption permitted. ASU 2025-08 clarifies the accounting for purchased loans under the current expected credit loss (CECL) model, including guidance on recognizing and measuring expected credit losses and presentation of related amounts. The Company is still assessing the impact of adopting this standard.

In September 2025, the FASB issued ASU 2025-06, Targeted Improvements to the Accounting for Internal-Use Software ("ASU 2025-06") and is effective January 1, 2028 with early adoption permitted. ASU 2025-06 modernizes the accounting for internal use software costs and requires entities to start capitalizing eligible costs when (1) management has authorized and committed to funding the software project, and (2) it is probable that the project will be completed and the software will be used to perform the function intended. The guidance can be applied on a prospective basis, a modified basis for in-process projects, or a retrospective basis. The Company is still assessing the impact of adopting this standard.

Recently Adopted Accounting Pronouncements

In December 2023, the FASB issued ASU No. 2023-09, Income Taxes (Topic 740): Improvements to Income Tax Disclosures, which requires an annual tabular effective tax rate reconciliation disclosure including information for specified categories and jurisdiction levels, as well as, disclosure of income taxes paid, net of refunds received, disaggregated by federal, state/local, and significant foreign jurisdiction. This ASU is effective for fiscal years beginning after December 15, 2024, with early adoption permitted. The Company adopted this standard prospectively on January 1, 2025, which expanded the Company's disclosures beginning with its annual consolidated financial statements for the year ended December 31, 2025, but did not have an impact on the consolidated financial results.

 

3. Short-term Investments

The Company had no held-to-maturity investments as of December 31, 2024. A summary of the Company’s held-to-maturity investments as of December 31, 2025 consisted of the following (in thousands):

 

 

Year Ended December 31, 2025

 

 

 

Amortized Cost

 

 

Unrealized Gains

 

 

Unrealized Losses

 

 

Fair Value

 

U.S. Treasury securities - mature April 2026

 

$

47,745

 

 

$

32

 

 

$

 

 

$

47,777

 

Total

 

$

47,745

 

 

$

32

 

 

$

 

 

$

47,777

 

There is no allowance for credit losses in short-term investments at December 31, 2025.

4. Fair Value Measurements

The Company classified its U.S. Treasury securities (Note 3) within Level 2 because their fair values are determined using alternative pricing sources or models that utilized market observable inputs. The Company’s convertible notes payable (Note 9) is measured as a Level 3 fair value on a recurring basis and was $199.3 million and $33.4 million as of December 31, 2025 and 2024, respectively.

The Company holds an equity investment in IsoBio. The Company previously measured the investment at cost because no observable price changes were identified. In October 2025, IsoBio completed a preferred stock financing with unrelated third‑party

116


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

investors. The transaction represented an observable price change for an identical or other similar equity security held by the Company. Accordingly, the Company remeasured the investment to fair value and recorded an unrealized gain of $0.6 million within Other income (expense). The resulting carrying value of the IsoBio investment is $5.6 million as of December 31, 2025. Because the valuation incorporates significant unobservable inputs, the investment is classified as a Level 3 fair value measurement.

The Company holds an equity investment in a limited liability company engaged in the critical minerals space. The Company initially measured the investment at cost in October 2025. In December 2025, this company completed a financing with unrelated third‑party investors. The transaction represented an observable price change for an identical or other similar equity security held by the Company. Accordingly, the Company remeasured the investment to fair value and recorded an unrealized gain of $17.3 million within Other income (expense). The resulting carrying value of this investment is $37.3 million as of December 31, 2025. Because the valuation incorporates significant unobservable inputs, the investment is classified as a Level 3 fair value measurement.

There were no transfers among Level 1, Level 2 or Level 3 categories in the year ended December 31, 2025. The carrying amounts of accounts payable, accrued expenses and debt are considered to be representative of their respective fair values because of the short-term nature of those instruments.

A summary of the assets and liabilities that are measured at fair value as of December 31, 2025 is as follows (in thousands):

 

 

Year Ended December 31, 2025

 

 

 

Carrying Value

 

 

Quoted Price in Active Markets for Identical Assets (Level 1)

 

 

Significant Other Observable Inputs (Level 2)

 

 

Significant Unobservable Inputs (Level 3)

 

Assets:

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Treasury securities

 

$

47,745

 

 

$

 

 

$

47,745

 

 

$

 

Other investments (ASC 321)

 

 

45,979

 

 

 

 

 

 

 

 

 

45,979

 

Total

 

$

93,724

 

 

$

 

 

$

47,745

 

 

$

45,979

 

Liabilities:

 

 

 

 

 

 

 

 

 

 

 

 

Convertible notes payable

 

 

199,323

 

 

 

 

 

 

 

 

 

199,323

 

Total

 

$

199,323

 

 

$

 

 

$

 

 

$

199,323

 

 

The Company had no U.S. Treasury securities as of December 31, 2024.

The following table provides a reconciliation of the Company’s assets and liabilities measured as a Level 3 at fair value on a recurring basis using significant unobservable inputs (in thousands):

 

 

Other Investments

 

 

Convertible
Notes Payable

 

Balance as of December 31, 2023

 

$

 

 

$

 

Fair value at issuance

 

 

 

 

 

26,558

 

Fair value adjustment

 

 

 

 

 

6,875

 

Balance as of December 31, 2024

 

 

 

 

 

33,433

 

Fair value at issuance

 

 

28,047

 

 

 

42,171

 

Fair value adjustment

 

 

17,932

 

 

 

123,719

 

Balance as of December 31, 2025

 

$

45,979

 

 

$

199,323

 

 

5. Revenue and Segment Information

In connection with our acquisition of 51% ownership of PET Labs in October 2023, the Company manufactures and sells nuclear medical doses for PET scanning in South Africa. In August 2025, the Company acquired a 79% voting interest of Skyline, a Hong Kong-based company that generates revenue primarily through the provision of civil engineering services, including road and drainage construction for public infrastructure projects.

The following table presents revenue from continuing operations disaggregated by geography based on the Company’s locations (in thousands):

117


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

 

 

Year Ended December 31,

 

Segment

 

2025

 

 

2024

 

South Africa

 

$

4,822

 

 

$

4,144

 

Hong Kong

 

 

18,175

 

 

 

United States

 

 

852

 

 

 

Total Revenue

 

$

23,849

 

 

$

4,144

 

 

The following tables present changes in the Company’s accounts receivable for the years ended December 31, 2025 and 2024 (in thousands):

 

 

Balance as of
December 31, 2024

 

 

Additions

 

 

Deductions

 

 

Balance as of
December 31, 2025

 

Accounts receivable

 

$

707

 

 

$

42,133

 

 

$

(24,958

)

 

$

17,882

 

 

 

Balance as of
December 31, 2023

 

 

Additions

 

 

Deductions

 

 

Balance as of
December 31, 2024

 

Accounts receivable

 

$

217

 

 

$

4,144

 

 

$

(3,654

)

 

$

707

 

Prior to the acquisition of Skyline, the Company did not recognize any contract assets or contract liabilities. Upon completion of the acquisition, the Company assumed a contract asset balance of $1.7 million and a contract liability balance of $2.0 million (Note 14).

As of December 31, 2025, contract assets, which are included in prepaid expenses and other current assets and other noncurrent assets on the consolidated balance sheets, consisted of the following (in thousands):

 

 

Contract Assets

 

Retention receivables of construction contracts at acquisition date of Skyline

 

$

1,900

 

Add: Unbilled revenue of construction contracts

 

 

486

 

Less: Allowance for expected credit losses

 

 

(58

)

   Total

 

 

2,328

 

Less: Contract assets, noncurrent

 

 

(1,268

)

Contract assets, current

 

$

1,060

 

As of December 31, 2025, contract liabilities, which are included in other current liabilities on the consolidated balance sheets, consisted of the following (in thousands):

 

 

Contract Liabilities

 

Balance as of acquisition date of Skyline

 

$

1,967

 

Decrease as a result of recognizing revenue during the period

 

 

(2,340

)

Increase as a result of billings in advance of performance obligations under contracts

 

 

969

 

Foreign exchange impact

 

 

276

 

Balance as of December 31, 2025

 

$

872

 

 

118


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Segment Information

Beginning in 2024, primarily as a result of increased business activities of its subsidiary, Quantum Leap Energy LLC, the Company had two operating segments: (i) nuclear fuels, and (ii) specialist isotopes and related services. Beginning in August 2025, primarily as a result of the acquisition of Skyline, the Company has three operating segments: (i) nuclear fuels, (ii) specialist isotopes and related services, and (iii) construction services.

The nuclear fuels segment is focused on research and development of technologies and methods used to produce high-assay low-enriched uranium (HALEU) and Lithium-6 for the advanced nuclear fuels target end market.

The specialist isotopes and related services segment is focused on research and development of technologies and methods used to separate high-value, low-volume isotopes (such as C-14, Molybdenum-100 (“Mo-100"), Si-28 and Yb-176) for highly specialized target end markets other than advanced nuclear fuels, including pharmaceuticals and agrochemicals, nuclear medical imaging and semiconductors, as well as services related to these isotopes, and this segment includes PET Labs and ECNP.

The construction services segment is focused on public civil engineering services in Hong Kong, such as road and drainage works which includes construction of footway, drain, ducts, and pipelines. In executing these projects, the Company may be required to perform a range of activities including to (i) clear the construction site and make demolition of existing structures; (ii) install concrete and reinforcing steel bars; (iii) conduct excavation, deposition, disposal and compaction of fill material; and (iv) plant trees, plants, irrigation system and general establishment works.

The Company’s chief operating decision maker (“CODM”) is its chief executive officer. The segment revenue and segment net loss is regularly reviewed by the CODM in deciding how to allocate resources. Prior to the acquisition of Skyline, the Company managed assets on a total company basis, not by operating segment, as the assets were shared or commingled. After the acquisition of Skyline, the CODM regularly reviews any asset information by operating segment and, accordingly, asset information is reported on a segment basis.

The following table shows total assets by segment and a reconciliation to the consolidated financial statements as of December 31, 2025 and 2024 (in thousands):

 

 

December 31,

 

 

 

2025

 

 

2024

 

Segment assets:

 

 

 

 

 

 

Specialist isotopes and related services

 

$

323,690

 

 

$

71,771

 

Nuclear fuels

 

 

94,252

 

 

 

22,577

 

Construction services

 

 

80,078

 

 

 

 

Total assets

 

$

498,020

 

 

$

94,348

 

Select information from the consolidated statements of operations and comprehensive loss as of the years ended December 31, 2025 and 2024 is as follows (in thousands):

 

Revenues

 

 

Net Income (Loss) Before
Allocation to Noncontrolling Interest

 

 

 

Year Ended December 31,

 

 

Year Ended December 31,

 

Segment

 

2025

 

 

2024

 

 

2025

 

 

2024

 

Specialist isotopes and related services

 

$

5,674

 

 

$

3,944

 

 

$

(33,259

)

 

$

(21,542

)

Nuclear fuels

 

 

 

 

 

200

 

 

 

(144,125

)

 

 

(10,881

)

Construction services

 

 

18,175

 

 

 

 

 

 

17,541

 

 

 

 

 

$

23,849

 

 

$

4,144

 

 

$

(159,843

)

 

$

(32,423

)

 

119


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

A reconciliation of total segment revenue to total consolidated revenue and of total segment gross profit and segment operating income to total consolidated income before income taxes, for the years ended December 31, 2025 and 2024, is as follows (in thousands):

 

 

 

Year Ended December 31, 2025

 

 

 

Specialist isotopes and related services

 

 

Nuclear fuels

 

 

Construction services

 

 

Total

 

Sales from external customers

 

$

5,674

 

 

$

 

 

$

18,175

 

 

$

23,849

 

Less: cost of sales

 

 

(4,047

)

 

 

 

 

 

(16,397

)

 

 

(20,444

)

Segment gross profit

 

 

1,627

 

 

 

 

 

 

1,778

 

 

 

3,405

 

Personnel expenses

 

 

20,515

 

 

 

9,058

 

 

 

196

 

 

 

29,769

 

Professional fees

 

 

8,680

 

 

 

6,372

 

 

 

586

 

 

 

15,638

 

Other segment expenses

 

 

12,754

 

 

 

4,506

 

 

 

646

 

 

 

17,906

 

Segment operating loss

 

 

(40,322

)

 

 

(19,936

)

 

 

350

 

 

 

(59,908

)

Foreign exchange transaction loss

 

 

(131

)

 

 

(3

)

 

 

 

 

 

(134

)

Change in fair value of share liability

 

 

(121

)

 

 

 

 

 

 

 

 

(121

)

Change in fair value of convertible notes payable

 

 

1,500

 

 

 

(125,219

)

 

 

 

 

 

(123,719

)

Change in fair value of investments

 

 

580

 

 

 

 

 

 

17,352

 

 

 

17,932

 

Interest income (expense), net

 

 

5,430

 

 

 

1,033

 

 

 

(248

)

 

 

6,215

 

Other income

 

 

6

 

 

 

 

 

 

168

 

 

 

174

 

Income (loss) before income tax expense

 

$

(33,058

)

 

$

(144,125

)

 

$

17,622

 

 

$

(159,561

)

 

 

 

Year Ended December 31, 2024

 

 

 

Specialist isotopes and related services

 

 

Nuclear fuels

 

 

Corporate

 

 

Total

 

Sales from external customers

 

$

3,944

 

 

$

 

 

$

 

 

$

3,944

 

Collaboration revenue

 

 

 

 

 

200

 

 

 

 

 

 

200

 

Less: cost of sales

 

 

(2,545

)

 

 

 

 

 

 

 

 

(2,545

)

Segment gross profit

 

 

1,399

 

 

 

200

 

 

 

 

 

 

1,599

 

Personnel expenses

 

 

12,393

 

 

 

1,197

 

 

 

 

 

 

13,590

 

Professional fees

 

 

6,108

 

 

 

1,632

 

 

 

 

 

 

7,740

 

Other segment expenses

 

 

4,795

 

 

 

1,828

 

 

 

 

 

 

6,623

 

Segment operating loss

 

 

(21,897

)

 

 

(4,457

)

 

 

 

 

 

(26,354

)

Foreign exchange transaction gain

 

 

 

 

 

 

 

 

70

 

 

 

70

 

Change in fair value of share liability

 

 

 

 

 

 

 

 

(132

)

 

 

(132

)

Change in fair value of convertible notes payable

 

 

 

 

 

(6,875

)

 

 

 

 

 

(6,875

)

Interest income (expense), net

 

 

528

 

 

 

451

 

 

 

 

 

 

979

 

Loss before income tax expense

 

$

(21,369

)

 

$

(10,881

)

 

$

(62

)

 

$

(32,312

)

 

 

120


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

6. Property and Equipment

Property and equipment as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

 

Useful Lives
(Years)

 

December 31,

 

 

 

 

2025

 

 

2024

 

Construction in progress

 

 

$

4,950

 

 

$

13,970

 

Tools, machinery and equipment

 

3 - 10

 

 

7,916

 

 

 

5,899

 

Plant

 

10

 

 

21,291

 

 

 

2,269

 

Computer equipment

 

3 - 4

 

 

332

 

 

 

145

 

Vehicles

 

5

 

 

909

 

 

 

292

 

Software

 

5

 

 

613

 

 

 

2

 

Office furniture

 

7 - 10

 

 

303

 

 

 

147

 

Leasehold improvements

 

Lesser of estimated useful life or the remaining lease term

 

 

137

 

 

 

116

 

Property and equipment, at cost

 

 

 

 

36,451

 

 

 

22,840

 

Less accumulated depreciation

 

 

 

 

(2,999

)

 

 

(486

)

Property and equipment, net

 

 

 

$

33,452

 

 

$

22,354

 

The Company has three plants in Pretoria, South Africa: a C-14 plant, a multi-isotope plant and a laser isotope separation plant using QE technology. The multi-isotope plant and the laser isotope separation plant were completed in March 2025 and depreciation began in April 2025. The C-14 plant was completed in June 2024 and depreciation began in July 2024. As of December 31, 2024, costs incurred for the multi-isotope plant and the laser isotope separation plant were considered construction in progress because the work was not complete. Depreciation expense was $1.7 million and $0.5 million for the years ended December 31, 2025 and 2024, respectively. Depreciation expense included as part of inventory costs was $0.6 million for the year ended December 31, 2025.

7. Prepaid Expenses and Other Current Assets

 

Prepaid expenses and other current assets as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

 

December 31,

 

 

2025

 

 

2024

 

Advances to subcontractors and suppliers

 

$

7,396

 

 

$

 

Advertising

 

 

203

 

 

 

 

Contract assets

 

 

1,060

 

 

 

 

Value-added tax refund receivable

 

 

763

 

 

 

1,575

 

Insurance

 

 

1,982

 

 

 

 

Deposits

 

 

1,305

 

 

 

 

Other

 

 

1,135

 

 

 

1,478

 

Total prepaid expenses and other current assets

 

$

13,844

 

 

$

3,053

 

 

8. Accrued Expenses

Accrued expenses as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

 

December 31,

 

 

2025

 

 

2024

 

Accrued professional

 

$

1,306

 

 

$

672

 

Accrued salaries and other employee costs

 

 

3,579

 

 

 

1,584

 

Accrued other

 

 

1,339

 

 

 

20

 

Total accrued expenses

 

$

6,224

 

 

$

2,276

 

 

9. Debt

Debt consisted of the following as of December 31, 2025 and 2024 (in thousands):

121


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

 

 

December 31,

 

 

2025

 

 

2024

 

Promissory note

 

$

106

 

 

$

409

 

Motor vehicle and equipment loans

 

 

1,949

 

 

 

1,971

 

Revolving credit facility

 

 

7,756

 

 

 

 

Secured term loans

 

 

691

 

 

 

 

Receivables financing facility (secured borrowing)

 

 

2,955

 

 

 

 

Other borrowings

 

 

899

 

 

 

 

Total debt

 

 

14,356

 

 

 

2,380

 

less current portion of debt

 

 

(12,885

)

 

 

(939

)

Long term portion of debt

 

$

1,471

 

 

$

1,441

 

There is no material covenant stated for all debt outstanding. Credit facility and term loans contain a repayment on demand clause. Management believes the carrying values of debt outstanding approximates fair value based on the interest rates and scheduled maturities applicable to the outstanding borrowings.

Promissory Note Payable

During 2021, the Company executed a promissory note payable with an aggregate principal balance of $33,500 (25,000 GBP). The note was due after a period of two months, followed by mutually agreed upon monthly extensions, and does not bear interest. This note was paid in full on April 2, 2025. As of December 31, 2025 and 2024, this promissory note payable balance was $0 and $31,380, respectively.

In November 2024, the Company executed a promissory note payable with a finance company to fund its directors and officers’ insurance policy for $0.5 million. This note bears interest at an annual rate of 8.45% with seven monthly payments beginning in December 2024. The note was repaid in full in June 2025. In November 2023, the Company executed a promissory note payable with a finance company to fund its directors and officers' insurance policy for $0.5 million. This note bore interest at an annual rate of 8.74% with six monthly payments beginning in December 2023. The note was repaid in full in May 2024. For the years ended December 31, 2025 and 2024, the Company recorded interest expense of $9,378 and $17,872, respectively. As of December 31, 2025 and 2024, the promissory note payable balance was $0 and $0.4 million, respectively.

In August 2025, the Company executed a promissory note payable with a finance company to fund a general liability insurance policy for $0.2 million. This note bears interest at an annual rate of 10.0% with twelve monthly payments beginning in August 2025. As of December 31, 2025, this promissory note payable balance was $0.1 million.

Motor Vehicle and Equipment Loans

Periodically, the Company enters into loans to purchase motor vehicles and certain equipment. For the year ended December 31, 2025, the Company entered into new loans totaling $0.3 million. For the year ended December 31, 2024, the Company entered into loans totaling $2.0 million. These loans are secured by the underlying assets included in property and equipment. The loans have variable interest rates ranging from 9.9% to 11.75% and mature from September 2028 to March 2030. Minimum monthly payments total $55,418. For the years ended December 31, 2025 and 2024, interest expense under the outstanding loans was $0.2 million and $70,975, respectively. As of December 31, 2025 and 2024, motor vehicle and equipment loans totaled $1.9 million and $2.0 million, respectively.

Revolving Credit Facilities

Skyline has several secured revolving credit facilities to provide working capital with total commitments of up to $7.8 million (HK$64.6 million) with maturities ranging from March 2026 through March 2030. Since the credit facilities contain a repayment on demand clause, they are included in debt - current in the consolidated balance sheets. These credit facilities bear interest at an annual interest rate indexed to Hong Kong Interbank Offered Rate (“HIBOR”) ranging from 4.53% to 6.21%. The credit facilities are secured by personal guarantees from Mr. Ngo Chiu Lam (director of Skyline) and Mr. Wong Chak Lam (a former employee of Skyline) and the entire life insurance policy from Mr. Ngo Chiu Lam and Mrs. Po Lok Sze (Mr. Ngo Chiu Lam’s wife). The cash surrender value is $1.4 million as of date of transfer to bank in March 2025. As of December 31, 2025, the outstanding principal balance on these credit facilities was approximately $7.8 million with a weighted average interest of 5.79%. For the year ended December 31, 2025, interest expense under the credit facilities was $0.2 million. There was no interest expense from credit facilities for the year ended December 31, 2024.

Secured Term Loans

Skyline has several term loans with original principal amount of $1.2 million (HK$9.0 million), with maturity ranging from April 2031 through June 2033. Since the term loans contain a repayment on demand clause, they are included in debt - current in

122


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

the consolidated balance sheets. The term loans bear interest at an annual interest rate of HSBC Prime Lending Rate minus 2.25%. As of December 31, 2025, the outstanding principal balance on these term loans were $0.7 million with a weighted-average interest rate of 3%. The term loans are secured by Mr. Ngo Chiu Lam. For the year ended December 31, 2025, interest expense under the term loans was approximately $7,000. There was no interest expense from term loans for the year ended December 31, 2024.

Receivables financing facility (secured borrowing)

Skyline maintains a receivables financing facility with a maximum borrowing capacity of $3.0 million (HK$23.0 million). Under the facility, Skyline pledges certain trade receivables as collateral and may obtain advances up to the lesser of the facility limit or the borrowing base. The arrangement does not meet the criteria for sale accounting under ASC 860 and is accounted for as a secured borrowing. Accordingly, the pledged receivables remain in trade receivables, and advances are recorded as receivables financing facility within debt. The interest rate for the factoring agreement is 2% per annum over 1-month HIBOR on such day. The loan is repayable 90 days from the date of drawdown and secured by personal guarantees from Mr. Ngo Chiu Lam and Mr. Wong Chak Lam. As of December 31, 2025 and December 31, 2024, outstanding borrowings under the facility were $3.0 million and $0, respectively. The weighted-average interest rate on outstanding borrowings was 4.71%. Trade receivables pledged as collateral totaled $3.0 million (Note 2). Borrowings and repayments under the receivables financing facility are presented as financing activities in the consolidated statements of cash flows. Interest and service charge are included within “Interest expense” in the consolidated statements of operations. For the year ended December 31, 2025, interest expense under the receivable financing facility was approximately $46,000. There was no interest expense from receivable financing facility for the year ended December 31, 2024.

 

Other Debt

Skyline has an export invoice finance facility for borrowing against outstanding accounts receivables in an aggregate amount not to exceed $0.9 million (HK$7.0 million). The loan is secured by an assignment of receivables. The interest rate for the export invoice finance facility is 12% per annum. The loan is repayable 9 months from the date of drawdown. As of December 31, 2025, the outstanding principal balance on the export invoice finance facility was $0.9 million. For the year ended December 31, 2025, interest expense under the export invoice finance facility was approximately $49,000. There was no interest expense from the export invoice finance facility for the year ended December 31, 2024.

Scheduled maturities of the Company’s debt as of December 31, 2025 are as follows (in thousands):

 

2026

 

$

12,885

 

2027

 

 

529

 

2028

 

 

555

 

2029

 

 

383

 

2030

 

 

4

 

Thereafter

 

 

 

Total notes payable

 

$

14,356

 

 

Convertible Notes Payable

In March 2024, QLE issued convertible notes payable (“March 2024 Convertible Notes”) totaling $21.1 million and received aggregate cash of $20.6 million. One of the notes totaling $0.5 million was issued to the placement agent in lieu of cash issuance costs. Issuance costs paid in cash totaling $0.5 million and the value of the note issued upon issuance to the placement agent were expensed in selling, general and administrative costs in the consolidated statement of operations and comprehensive loss for the year ended December 31, 2024.

In June 2024, QLE issued additional convertible notes payable (“June 2024 Convertible Notes”) totaling $5.5 million and received aggregate cash of $5.4 million. One of the notes totaling $0.1 million was issued to the placement agent in lieu of cash issuance costs and was expensed in selling, general and administrative costs in the consolidated statement of operations and comprehensive loss for the year ended December 31, 2024. Issuance costs paid in cash were negligible. The March 2024 Convertible Notes and the June 2024 Convertible Notes are collectively the “2024 Convertible Notes.”

The 2024 Convertible Notes were payable on demand in March 2029 and bear an annual interest rate of 6% through March 7, 2025 and 8% thereafter. Upon a qualified financing event the Convertible Notes convert into the shares issued in that qualified financing event at a price per share equal to 80% of the share price issued subject to a valuation cap. Upon a qualified transaction, the noteholders may elect to receive either 1.5x the principal and accrued interest balance in cash or convert into common shares.

123


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

The 2024 Convertible Notes were recorded on the consolidated balance sheet at their fair values. The fair value of the March Convertible Notes on the date of issuance was $21.1 million. The fair value of the June Convertible Notes on the date of issuance was $5.5 million. In connection with the issuance of the 2025 Convertible Notes, QLE’s outstanding 2024 Convertible Notes originally issued in March 2024 and June 2024 automatically converted into 2025 Convertible Notes with a value of $147.7 million.

In November 2025, QLE issued convertible notes payable (“2025 Convertible Notes”) totaling $72.2 million and received aggregate cash of $69.6 million. The maturity date of the 2025 Convertible Notes is November 19, 2030. The 2025 Convertible Notes automatically convert into common shares upon QLE’s closing of an IPO or other qualifying public transaction at 80% of the share price taking into consideration a valuation cap. QLE received $10.0 million in gross proceeds from American Ventures LLC, Series IX Quantum Leap, a related party, and $30.0 million in gross proceeds from ASP Isotopes, its parent. Issuance costs paid in cash totaling $2.6 million were expensed in selling, general and administrative costs in the consolidated statement of operations and comprehensive loss for the year ended December 31, 2025.

The 2025 Convertible Notes are recorded on the consolidated balance sheet at their fair values. The fair value of the 2025 Convertible Notes as of December 31, 2025 has been determined to be $199.3 million. The resultant change in fair value of the 2024 Convertible Notes and 2025 Convertible Notes for the years ended December 31, 2025 and 2024 was $123.7 million and $6.9 million, respectively, and has been recorded in other income and expense in the consolidated statement of operations and comprehensive loss. As of December 31, 2025, the total principal and accrued interest of the Convertible Notes is $221.9 of which $2.0 million is from the interest.

The Company announced plans to list QLE as a standalone public company in the second half of 2025. The Company has also announced QLE and certain of its subsidiaries have entered into a loan agreement with TerraPower (the “TerraPower Loan Agreement”), a US nuclear innovation company, for a multiple advance term loan of up to $22.0 million related to financing support for the construction of a new uranium enrichment facility capable of producing HALEU in South Africa. Per the terms of the TerraPower Loan Agreement and subject to the satisfaction of various conditions precedent to each disbursement (including receiving all required licenses and permits to perform uranium enrichment in South Africa), the borrower could receive aggregate loan disbursements of $20.0 million.

American Ventures Advisory Agreement

On October 28, 2025, QLE entered into an Advisory Agreement (“Advisory Agreement”) with American Ventures LLC, a Delaware limited liability company (“American Ventures”). Under the Advisory Agreement, American Ventures will provide various services to the Company related to QLE and its present and future subsidiaries’ business and operations and is considered a related party based on its 2025 Convertible Notes holdings.

In October 2025, pursuant to the Advisory Agreement, QLE issued RSUs representing a right to receive a number of units or shares of common equity of QLE equal to 4.0% of the common equity of QLE deemed outstanding as of the date of grant, treating as outstanding only (i) ASP Isotopes’ membership interest in the Company and (ii) the shares or units of common equity issuable upon conversion of the 2024 Convertible Notes (or any securities issued upon conversion or exchange thereof). The total number of such RSUs cannot yet be calculated because the precise number of these units is based on a percentage of common equity deemed outstanding, which is contingent, in part, on the amount of securities issuable upon the conversion of certain of QLE’s 2025 Convertible Notes that were issued upon conversion of certain 2024 Convertible Notes. Such RSUs will vest as follows: (x) 50% upon the completion of the listing event, provided that such listing event occurs within 24 months of October 28, 2025, and (y) 50% on the six-month anniversary of such listing event.

10. Deferred Revenues

In June 2023, the Company entered into a Supply Agreement with a customer for the delivery of Mo-100 and molybdenum-98 beginning in 2024. In conjunction with the Supply Agreement, the Company received $0.9 million in September 2023, as an advance towards future revenue. The Company has recorded $0.9 million as deferred revenue on the balance sheet as of December 31, 2025 and 2024.

11. Commitments and Contingencies

Commitments

Share Purchase Agreement relating to PET Labs

On October 31, 2023, the Company entered into a Share Purchase Agreement with Nucleonics Imaging Proprietary Limited, a company incorporated in the Republic of South Africa (the “Seller”), relating to the purchase and sale of ordinary shares in the issued share capital of PET Labs. PET Labs is a South African radiopharmaceutical operations company, dedicated to nuclear medicine and the science of radiopharmaceutical production.

124


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Under the Purchase Agreement, the Company has agreed to purchase from the Seller 51 ordinary shares in the issued share capital of PET Labs (the “Initial Sale Shares”) (representing 51% of the issued share capital of PET Labs) and has an option to purchase from the Seller the remaining 49 ordinary shares in the issued share capital of PET Labs (the “Option Shares”) (representing the remaining 49% of the issued share capital of PET Labs). The Company agreed to pay to the Seller an aggregate of $2.0 million for the Initial Sale Shares, of which aggregate amount of $0.5 million was payable on the completion of the sale of the Initial Sale Shares and $1.5 million was payable on demand after one calendar year from the agreement date. In January 2024, the Company agreed to pay $0.3 million to the Seller. The Company paid an additional $0.7 million and $0.5 million in January 2025 and December 2025, respectively, The Initial Sale Shares have been paid in full as of December 31, 2025 . If the Company exercises its option to purchase the Option Shares (which option is exercisable from the agreement date until January 31, 2027, provided that the Initial Sale Shares have been paid for in full), the Company has agreed to pay $2.2 million for the Option Shares.

PET Labs Global

In August 2024, PET Labs Global entered into a three-year service agreement with Cayman Enterprise City and is licensed to operate from within the Cayman Islands’ Special Economic Zone (“SEZ”). The service fee includes among other things the right to use certain office space and associated facilities within the SEZ. The Company has applied the guidance in ASC 842 and determined that this agreement is not a leasing arrangement. Management has determined that based on the nature of the combined services the expense should be recognized as incurred.

Renergen Firm Intention Letter and Loan Agreement

On March 31, 2025, the Company entered into an Exclusivity Agreement with Renergen Limited (“Renergen”) an entity in South Africa listed on the Johannesburg Stock Exchange (“JSE”) and the Australian Stock Exchange. On May 18, 2025, the Exclusivity Agreement was amended. Per the terms of the amended Exclusivity Agreement, the Company received the rights to negotiate the terms of the acquisition of Renergen during an exclusive negotiation period that ended on May 31, 2025. In April 2025, the Company paid an exclusivity fee of $10.0 million to Renergen.

As contemplated in the Exclusivity Agreement signed on March 31, 2025 and amended on May 18, 2025, the Company entered into a Firm Intention Letter with Renergen on May 19, 2025. The Firm Intention Letter sets the acquisition terms for the Company to purchase 100% of the outstanding shares of Renergen in exchange for shares of the Company. The completion of the acquisition was subject to several closing conditions including Renergen shareholder approval, which was obtained on July 10, 2025. The acquisition was consummated on January 6, 2026, and as a result, Renergen became a direct, wholly owned
subsidiary of us, and the Renergen Ordinary Shares were delisted from the JSE, the Australian Securities Exchange and
the A2X (Note 21).

In addition, the Company entered into a loan agreement with Renergen ("Renergen Loan") in which a total of $30.0 million will be provided by the Company in periodic payments for the purpose of funding Renergen’s operations. In conjunction with the Renergen Loan, the full amount of the previously paid exclusivity fee of $10.0 million was applied to the Renergen Loan. The remaining $20.0 million available under the Renergen Loan was paid by the Company to Renergen in June 2025. The Renergen Loan matured and repayment was due on September 30, 2025 and bears interest at the South African Prime Rate which is currently 10.50%. The Renergen Loan was amended to extend the repayment date to January 20, 2026 and amended again to establish the repayment date as sixty days after written demand by the Company. Interest income accrued under the Renergen Loan was $2.0 million for the year ended December 31, 2025.

Contingencies

From time to time, the Company may have certain contingent liabilities that arise in the ordinary course of its business activities. The Company accrues liabilities for such matters when future expenditures are probable and such expenditures can be reasonably estimated.

On December 4, 2024, a purported stockholder of the Company filed a putative securities class action on behalf of purchasers of the Company’s securities between October 30, 2024 through November 26, 2024 against ASP Isotopes Inc. and certain of its executive officers in the United States District Court for the Southern District of New York (Corredor v. ASP Isotopes Inc., et al., Case No. 1:24-cv-09253 (S.D.N.Y)) (the “Securities Class Action”). The Securities Class Action alleges that the Company, its chief executive officer and chief financial officer (“Defendants”) made materially misleading or false statements or omissions regarding the Company’s business and asserts purported claims under §§ 10(b) and 20(a) of the Securities Exchange Act of 1934 and SEC Rule 10b-5 promulgated thereunder. The complaint seeks unspecified compensatory damages, attorney’s fees and costs. On May 2, 2025, the Court appointed Mark Leone (“Leone”) as lead plaintiff and directed the Clerk of court to amend the caption to substitute Leone for Alexander Corredor as plaintiff. On May 2, 2025, the Court also appointed lead counsel and set deadlines for filing an amended consolidated class action complaint and briefing schedules for a motion to dismiss, if any, and class certification. On May 27, 2025, Leone and two additional named plaintiffs (“Plaintiffs”) filed the amended class action complaint (“Amended Complaint”), that asserts the same causes of action and seeks the same relief as the initial complaint and is based upon substantially similar factual allegations as the initial complaint. On June 27, 2025, Defendants filed a motion to dismiss the

125


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Amended Complaint. Also on June 27, 2025, Plaintiffs filed a motion for class certification. On December 4, 2025, the Court denied in part Defendants’ motion to dismiss and granted Plaintiffs’ motion for class certification. On April 3, 2026, following a mediation in which the parties reached an agreement-in-principle to resolve all claims in the Securities Class Action, subject to the Court’s approval, the parties filed a Joint Stipulation agreeing to stay the Securities Class Action (the “Stipulation”). The Stipulation requires the parties to file a stipulation of settlement and for the Plaintiffs to file a motion for preliminary approval of the stipulation of settlement within 60 days of the Court’s approval of the Stipulation. . On April 6, 2026, the Court approved the Stipulation. The Company cannot be certain of the outcome and, if decided adversely to us, our business and financial condition may be adversely affected.

On January 30, 2026, a purported stockholder of the Company filed a derivative action against certain members of the Company’s board of directors in the United States District Court for the Northern District of Texas asserting claims for, among others, breach of fiduciary duty, violation of § 14(a) of the Securities Exchange Act of 1934 and a claim for contribution pursuant to § 21D thereof (Jenis v. Mann, et al., Case No. 3:26-cv-251 (N.D. Tex.)) (the “Jenis Action”). The Company is named as a Nominal Defendant. On March 2, 2026, a different purported stockholder of the Company filed a derivative action against certain members of the Company’s board of directors in the United States District Court for the Southern District of New York asserting claims for, among others, breach of fiduciary duty, violations of §§ 14(a) and 20(a) of the Securities Exchange Act of 1934, and a claim for contribution pursuant to § 21D thereof (Stewart v. Mann, et al., Case No. 1:26-cv-1712 (S.D.N.Y.)) (the “Stewart Action”) (together with the Jenis Action, the “Derivative Actions”)). The Company is named as a Nominal Defendant. The Derivative Actions arise out of similar allegations as those made in the Securities Class Action. The plaintiffs in the Derivative Actions seek unspecified damages, disgorgement of compensation, corporate governance reforms, fees, interests, and costs. The defendants have not yet responded to the complaints in the Derivative Actions. The Company cannot be certain of the outcome of the Derivative Actions and, if decided adversely to us, our business and financial condition may be adversely affected.

In addition to the matters described above, from time to time, the Company may become subject to arbitration, litigation or claims arising in the ordinary course of business. The results of any current or future claims or proceedings cannot be predicted with certainty, and regardless of the outcome, litigation can have an adverse impact on us because of defense and litigation costs, diversion of management resources, reputational harm and other factors.

 

12. Leases

Operating leases

The Company is party to several facility leases in South Africa and Hong Kong for office, manufacturing and laboratory space. Dr. Gerdus Kemp, an officer of PET Labs and an employee of ASP Guernsey, is the sole owner of a leased office and production facility in Pretoria, South Africa. A lease for production space in Pretoria, South Africa is being accounted for as a short-term lease effective with the acquisition of 51% of PET Labs.

Quantitative information regarding the Company’s operating lease liabilities is as follows (in thousands):

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Operating Lease Cost

 

 

 

 

 

 

Operating lease cost

 

$

830

 

 

$

664

 

Other Information

 

 

 

 

 

 

Operating cash flows paid for amounts included in the
   measurement of lease liabilities

 

$

797

 

 

$

645

 

Operating lease liabilities arising from obtaining right-of
   -use assets

 

$

851

 

 

$

364

 

Weighted average remaining lease term (years)

 

 

3.18

 

 

 

3.61

 

Weighted average discount rate

 

 

8.62

%

 

 

9.83

%

 

126


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Future lease payments under noncancelable operating lease liabilities are as follows as of December 31, 2025 (in thousands):

 

 

Operating
Leases

 

Future Lease Payments

 

 

 

2026

 

$

711

 

2027

 

 

582

 

2028

 

 

262

 

2029

 

 

164

 

2030

 

 

176

 

Thereafter

 

 

 

Total lease payments

 

$

1,895

 

Less: imputed interest

 

 

(252

)

Total operating lease liabilities

 

$

1,643

 

Less current portion

 

 

(584

)

Operating lease liabilities - noncurrent

 

$

1,059

 

The Company records the expense from short term leases as incurred. The Company recorded lease expense from its short term leases of $128,686 and $31,746 for the years ended December 31, 2025 and 2024, respectively.

Financing leases

The Company is party to several ongoing finance leases in South Africa and Hong Kong for vehicles and equipment. Some of these finance leases include arrangements with variable interest rates indexed to the prime interest rate in South Africa. The variable interest expense was $1,798 and $0 for the years ended December 31, 2025 and 2024, respectively. The Company elects to include finance lease right-of-use assets in property and equipment, net.

Quantitative information regarding the Company’s finance lease liabilities is as follows (in thousands):

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Finance Lease Cost

 

 

 

 

 

 

Interest on lease liabilities

 

$

86

 

 

$

69

 

Other Information

 

 

 

 

 

 

Operating cash flows paid for amounts included in the
   measurement of finance lease liabilities

 

$

148

 

 

$

101

 

Amortization of right-of-use assets

 

$

124

 

 

$

43

 

Weighted average remaining lease term (years)

 

 

3.6

 

 

 

4.4

 

Weighted average discount rate

 

 

13.1

%

 

 

13.1

%

 

Future lease payments under noncancelable finance lease liabilities are as follows as of December 31, 2025 (in thousands):

 

 

Finance
Leases

 

Future Lease Payments

 

 

 

2026

 

$

241

 

2027

 

 

235

 

2028

 

 

194

 

2029

 

 

75

 

2030

 

 

25

 

Thereafter

 

 

49

 

Total lease payments

 

$

819

 

Less: imputed interest

 

 

(181

)

Total lease liabilities

 

$

638

 

Less current portion

 

 

(167

)

Finance lease liabilities - noncurrent

 

$

471

 

 

127


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Lease receivable

The Company leases certain equipment to customers under sales-type leases and records the leases within lease receivables on the Company’s consolidated balance sheets and records interest income in the Company’s consolidated statements of operations and comprehensive loss. The Company does not have significant variable lease payments or residual value guarantees associated with these leases. Credit risk is monitored regularly, and no allowance for credit losses was recorded as of the reporting date.

The Company’s net investment in sales-type leases were comprised of the following (in thousands):

 

 

 

December 31, 2025

 

Total undiscounted cash flows

 

$

1,099

 

Present value discount

 

 

(657

)

Net investment in sales-type leases

 

$

442

 

Less current portion

 

$

(16

)

Net investment in sales-type leases - noncurrent

 

$

426

 

Future minimum lease payments to be collected under sales-type leases, excluding lease payments that are not fixed and determinable, as of September 30, 2025 are as follows (in thousands):

 

Sales-type
Leases

 

Future Lease Payments To Be Collected

 

 

 

2026

 

$

113

 

2027

 

 

113

 

2028

 

 

113

 

2029

 

 

113

 

2030

 

 

112

 

Thereafter

 

 

535

 

Total undiscounted cash flows

 

$

1,099

 

Interest income recognized from sales-type leases for the year ended December 31, 2025 was $68,868.

13. License and Collaboration Agreements

TerraPower, LLC

TerraPower Agreement

On April 4, 2024, the Company entered into an agreement with TerraPower LLC (“TerraPower”) to develop a conceptual design, refined cost/schedule/financing, risk register, and term sheet for a HALEU facility (the “TerraPower R&D Agreement”). The TerraPower R&D Agreement may be terminated for (a) breach or default, (b) the Company’s convenience or (c) TerraPower’s convenience. TerraPower is obligated to make all payments for tasks completed by the Company per the statement of work in the TerraPower R&D Agreement totaling $2.0 million and these payments are nonrefundable. Neither party has any additional rights or obligations outside what is in the statement of work in the TerraPower R&D Agreement.

On October 18, 2024, the Company and TerraPower signed a term sheet (the “TerraPower Term Sheet”) that provides for the execution of two definitive agreements: (1) an agreement pursuant to which TerraPower will provide funding for the Company’s construction of a uranium enrichment facility capable of producing HALEU using the Company’s proprietary aerodynamic separation process technology to be located in the Republic of South Africa and (2) an agreement pursuant to which the Company will deliver to TerraPower the full capacity of the enrichment facility.

The Company accounts for the TerraPower R&D Agreement in accordance with ASC 808. The Company has concluded that other authoritative accounting literature does not apply directly to these payments from TerraPower, either directly or by analogy, including ASC 606 because TerraPower is not a customer. The Company has concluded that TerraPower is not a customer because TerraPower has not contracted with the Company to obtain goods or services that are an output of the Company’s ordinary activities in exchange for consideration. The Company also has concluded that there is no other authoritative accounting literature that is appropriate to apply by analogy, and, accordingly, its accounting policy is to evaluate the income statement classification for presentation of amounts associated with each separate activity. As a result, the Company concludes that all portions of the net receivable from TerraPower are directly related to the conceptual design of the HALEU facility. Furthermore, the Company and TerraPower will jointly develop criteria for optimization of the HALEU facility’s operations. TerraPower shares the risks and rewards of designing the HALEU facility since its successful completion will enable TerraPower to purchase output from the HALEU facility in the future.

128


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

For the year ended December 31, 2024, $0.2 million has been recognized as collaboration revenue in the consolidated statements of operations and comprehensive loss. No collaboration revenue was recognized during 2025.

TerraPower Loan Agreement and HALEU Supply Agreements

In May 2025, the Company entered into the TerraPower Loan Agreement, which provides conditional commitments from TerraPower to the Company through one of its wholly-owned U.S.-based subsidiaries (“Borrower”) for a multiple advance term loan totaling $22.0 million for the purpose of partially funding the construction of a proposed new uranium enrichment facility in South Africa. The total loan amount is inclusive of a 10% original issue discount on each disbursement and carries a fixed interest rate of 10% per annum. Per the terms of the TerraPower Loan Agreement and subject to the satisfaction of various conditions precedent to disbursements (including receiving all required licenses and permits to perform uranium enrichment in South Africa), the Company will receive aggregate loan disbursements of $20.0 million. Such loan matures on May 16, 2032. Interest will begin accruing upon each milestone disbursement received by the Company and will be added to the principal balance until November 2027. Principal and interest payments will be made in 60 equal installments beginning in November 2027. The Company plans to request drawdowns on this loan beginning in the third quarter of 2026.

In addition to the Terra Power Loan Agreement, the Company and TerraPower have entered into two supply agreements for the HALEU expected to be produced at the Company’s uranium enrichment facility. The initial core supply agreement is intended to support the supply of the required first fuel cores for the initial loading of TerraPower’s Natrium project in Wyoming. The long-term supply agreement is a 10-year supply agreement of up to a total of 150 metric tons of HALEU, commencing in 2028 through end of 2037.

 

14. Acquisitions, Goodwill and Intangible Assets

The Company accounts for business combinations in accordance with ASU No. 2015-16, Business Combinations (Topic 805), which requires an acquirer to retrospectively adjust provisional amounts recognized in a business combination during the measurement period (which represents a period not to exceed one year from the date of the acquisition), in the reporting period in which the adjustment is determined, as well as present separately on the face of the income statement or as a disclosure in the notes to the consolidated financial statements, the portion of the amount recorded in current period earnings that would have been recorded in previous reporting periods if the adjustment to the provisional amounts had been recognized as of the acquisition date.

PET Labs Pharmaceuticals

In October 2023, the Company completed the acquisition of PET Labs. The acquisition is intended to accelerate the distribution of the Company’s pipeline.

Pursuant to the terms of the agreement, the Company acquired 51% of the common shares issued and outstanding for total purchase consideration of $2.0 million in cash of which $0.5 million was paid up front. In December 2025, January 2025 and January 2024, the Company made partial payments of $0.5 million, $0.7 million and $0.3 million, respectively. The balance as of December 31, 2024 was $1.2 million and is recorded in other current liabilities on the consolidated balance sheet. There is no balance remaining as of December 31, 2025.

In addition to the purchase consideration, the Company has an option to purchase the remaining 49% of the issued and outstanding shares for an agreed consideration totaling $2.2 million. No consideration or value relating to this option was recognized as it was not considered probable at the time of acquisition and as of December 31, 2025.

Dr. Gerdus Kemp is an officer of PET Labs and, effective November 1, 2023, an employee of ASP Guernsey. In addition, Dr. Kemp controls the remaining 49% ownership of PET Labs.

ASP Rentals

In December 2023, ASP South Africa entered into a Shareholders Agreement (“ASP Rentals Shareholders Agreement”) with ASP Rentals, a newly formed equipment financing service provider formed for the sole purpose of providing financing to ASP South Africa for its significant asset purchases in South Africa. In accordance with the terms of the ASP Rentals Shareholders Agreement, ASP Rentals issued 24% of its capital stock to ASP South Africa for total consideration of ZAR 3.3 million (which at the exchange rate as of December 31, 2023 was $0.2 million) and the remaining 76% of its capital stock was issued to two third party entities for combined consideration of ZAR 13.2 million (which at the exchange rate as of December 31, 2023 was $0.7 million).

In June 2024, ASP Rentals issued additional capital stock to support additional financing to ASP South Africa and PET Labs. Per the terms of the ASP Rentals Shareholder Agreement, ASP Rentals issued 20% of the new capital to ASP South Africa for total consideration of ZAR 3.7 million (which at the exchange rate as of June 30, 2024 was $.0.2 million) and the remaining 80% of the

129


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

new capital to one of the two original third party entities for a combined consideration of ZAR 18.4 million (which at the exchange rate as of June 30, 2024 was $1.0 million).

In August 2024, ASP Rentals issued additional capital stock to support additional financing to PET Labs. Per the terms of the ASP Rentals Shareholder Agreement, ASP Rentals issued 20% of the new capital to ASP South Africa for total consideration of ZAR 0.4 million (which at the exchange rate as of August 23, 2024 was $21,421) and the remaining 80% of the new capital to one of the two original third party entities for a combined consideration of ZAR 1.8 million (which at the exchange rate as of August 23, 2024 was $0.1 million).

In December 2024, ASP Rentals issued additional capital stock to support additional financing to ASP South Africa. Per the terms of the ASP Rentals Shareholder Agreement, ASP Rentals issued 20% of the new capital to ASP South Africa for total consideration of ZAR 0.1 million (which at the exchange rate as of December 31, 2024 was $6,889) and the remaining 80% of the new capital to one of the two original third party entities for a combined consideration of ZAR 0.7 million (which at the exchange rate as of December 31, 2024 was $35,746).

As a result of the additional financings in 2024, ASP South Africa now controls 42% of ASP Rentals.

In addition to issuance of these shares, future ASP South Africa and PET Labs equipment purchases may also be financed by ASP Rentals through the issuance of additional shares. ASP South Africa will only be entitled to dividend distributions upon the two third party entities receiving a designated return on their investment.

In conjunction with the ASP Rental Shareholders Agreement, ASP South Africa and PET Labs have both entered into an Asset Sale Agreement and an Asset Rental Agreement with ASP Rentals in order to facilitate the financing of equipment recently purchased by ASP South Africa and PET Labs. As a result of the transactions contemplated by these agreements, collectively, ASP Rentals is considered a variable interest entity. In addition, since the only function of ASP Rentals is to provide financing to ASP South Africa and PET Labs, ASP Isotopes is considered to be the primary beneficiary of ASP Rentals. Therefore, ASP Rentals has been consolidated in accordance with ASC 810.

Skyline Builders Group Holding Ltd.

In August 2025, Skyline closed a private placement (the “Skyline Private Placement”) pursuant to which Skyline issued and sold (i) 1,359,314 Class A Ordinary Shares, (ii) prefunded warrants to purchase 22,990,000 Class A Ordinary Shares, at an exercise price of $0.0001 per share (“Prefunded Warrants”) (iii) Class A Ordinary Share Purchase Warrant As to purchase up to 24,349,314 Class A Ordinary Shares, at an exercise price of $0.60 per share (“A Warrants”), (iv) Class A Ordinary Share Purchase Warrant Bs to purchase up to 24,349,314 Class A Ordinary Shares, at an exercise price of $0.65 per share (“B Warrants” and together with the Prefunded Warrants and A Warrants, “Warrants”), and (v) placement agent warrants to purchase 1,947,945 Class A Ordinary Shares issued to the placement agents of the Private Placement as compensation. Skyline received aggregate gross proceeds of $17.8 million from the Private Placement, before deducting fees and offering expenses. Approximately $7.0 million of the proceeds from the Private Placement was used to retire 18,500,000 Class A Ordinary Shares owned by Supreme Development (BVI) Holdings Limited, Skyline’s previous controlling shareholder.

In August 2025, QLE completed an acquisition of Skyline. QLE entered into a Stock Purchase Agreement to purchase all 1,995,000 of Skyline's Class B Ordinary Shares for the aggregate purchase price of $1,000,000 ("Skyline Stock Agreement"). Additionally, QLE entered into a Securities Purchase Agreement to purchase (i) 454,794 Class A Ordinary Shares, (ii) a Prefunded Warrant to purchase 1,600,000 Class A Ordinary Shares at an exercise price of $0.0001 per share, (iii) a Class A Ordinary Share Purchase Warrant A to purchase up to 2,054,794 Class A Ordinary Shares at an exercise price of $0.60 per share , and (iv) a Class A Ordinary Share Purchase Warrant B to purchase 2,054,794 Class A Ordinary Shares at an exercise price of $0.65 per share, for the aggregate purchase price of $1.5 million ("Skyline Purchase Agreement").

In addition, on August 29, 2025, Paul Mann, Executive Chairman of the Company and Chairman of the Board of Managers of QLE, purchased, as an individual investor: (i) 454,657 Class A Ordinary Shares, (ii) Prefunded Warrant to purchase 2,970,000 Class A Ordinary Shares, (iii) A Warrant to purchase 3,424,657 Class A Ordinary Shares, and (iv) B Warrant to purchase 3,424,657 Class A Ordinary Shares, for the aggregate purchase price of $2.5 million, pursuant to the Purchase Agreement. Further, on October 28, 2025, Mr. Mann purchased, as an individual investor: (i) 727,272 Class A Ordinary Shares and (ii) A Warrant to purchase 727,272 Class A Ordinary Shares.

Each Class A Ordinary Share shall entitle the holder thereof to one (1) vote on all matters subject to vote at general meetings of Skyline, and each Class B Ordinary Share shall entitle the holder thereof to twenty (20) votes on all matters subject to vote at general meetings of Skyline. Currently there is no mechanism in which Class A Ordinary Shares are convertible into Class B Ordinary Shares. Currently there is no mechanism in which Class B Ordinary Shares are convertible into Class A Ordinary Shares. On the acquisition date, QLE became the holder of 79.14% of the aggregate voting power represented by all of Skyline's outstanding Class A ordinary shares and Class B ordinary shares and thereby gaining control over Skyline.

Skyline is a holding company, and its operations are conducted through its wholly owned operating subsidiary, Kin Chiu

130


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Engineering Limited. Operations primarily consist of construction activities which include public civil engineering works, such as road and drainage works, in Hong Kong. Skyline mostly undertakes civil engineering works in the role as a subcontractor but is fully qualified to undertake such works in the capacity of a main contractor. QLE intends to pursue opportunities to acquire assets in the critical materials supply chain.

Effective September 18, 2025, Dr. Ryno Pretorius, Chief Executive Officer of QLE LLC, was appointed as an independent director of Skyline. In addition, an employee of ASP Isotopes was appointed as an independent director of Skyline. On November 5, 2025, the board of directors of Skyline appointed Paul E. Mann (Executive Chairman of the Company and Chairman of the Board of Managers of QLE) as Executive Chairman of Skyline, effective January 1, 2026. In connection with his appointment, Skyline entered into an executive employment agreement with Mr. Mann, effective January 1, 2026. Effective March 31, 2026, the employee of ASP Isotopes that held one of the director positions was replaced by an independent director.

The following table summarizes the consideration transferred to acquire Skyline and the amounts of identified assets acquired and liabilities assumed, as well as the fair value of the noncontrolling interest in Skyline at the acquisition date (in thousands):

 

Fair value of business combination

 

 

 

Cash consideration

 

$

2,500

 

Identifiable assets acquired and liabilities assumed

 

 

 

Cash and cash equivalents

 

 

9,033

 

Accounts receivable

 

 

16,042

 

Prepaid expenses and other current assets

 

 

7,265

 

Property and equipment, net

 

 

179

 

Operating lease right-of-use asset, net

 

 

89

 

Identifiable intangible assets

 

 

1,230

 

Equity method investments

 

 

1,321

 

Other non-current assets

 

 

4,245

 

Accounts payable

 

 

(2,287

)

Debt - current

 

 

(11,951

)

Finance lease liabilities - current

 

 

(18

)

Operating lease liabilities - current

 

 

(75

)

Due to related parties

 

 

(1,582

)

Other current liabilities

 

 

(4,444

)

Deferred tax liabilities

 

 

(138

)

Other noncurrent liabilities

 

 

(34

)

Total identifiable assets acquired and liabilities assumed

 

 

18,875

 

Goodwill

 

 

3,387

 

Noncontrolling interest

 

 

(19,762

)

Total purchase consideration

 

$

2,500

 

The initial allocation of the purchase price was based upon a preliminary valuation, and accordingly, our estimates and assumptions are subject to change as we obtain additional information during the measurement period. During the fourth quarter of 2025, the Company adjusted its estimates of the fair values of acquired assets and liabilities based on additional information obtained about conditions that existed as of the acquisition date. The adjustments primarily related to the valuation of working capital accounts. As a result, goodwill decreased by approximately $1,300. QLE anticipates finalizing the purchase price allocation within 12 months from the acquisition date.

Goodwill arising from the acquisition as of August 29, 2025 of $3.4 million was attributable mainly to the further acquisition opportunities of Skyline. QLE expects that no goodwill from this acquisition will be deductible for income tax purposes. QLE considered the contractual value of accounts receivable to approximate fair value. The net realizable value reflects QLE's best estimate of the amount expected to be collected. The results of Skyline have been included in the consolidated financial statements from the date of the acquisition.

On October 28, 2025, Skyline entered into a securities purchase agreement with certain accredited investors in a brokered private placement of (i) 17,370,909 Class A ordinary shares, par value $0.00001 per share (and/or prefunded warrants in lieu of Class A Ordinary Shares, and (ii) 17,370,909 Class A Ordinary Share Purchase Warrants to purchase Class A Ordinary Shares. The private placement closed on November 3, 2025. The gross proceeds of the private placement were approximately $23.9 million, before deducting placement agent fees and other offering expenses payable by Skyline of approximately $3.1 million.

131


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

East Coast Nuclear Pharmacy

In October 2025, the Company completed the acquisition of East Coast Nuclear Pharmacy ("ECNP"). The acquisition is intended to supplement the distribution of the Company’s pipeline. The acquisition of PET Labs has been accounted for as a business combination in accordance with ASC 805.

Pursuant to the terms of the agreement, the Company acquired 100% of the issued and outstanding membership interests for total purchase consideration of $2.5 million of which $2.0 million was paid up front in cash and the remaining $0.5 million was deferred through the issuance of notes payable that are to be repaid by June 30, 2026. The balance of the notes payable as of December 31, 2025 was $0.5 million.

The following table summarizes the allocation of the purchase consideration to the fair value of the assets acquired and liabilities assumed (in thousands):

 

Fair value of business combination

 

 

 

Cash consideration

 

$

2,000

 

Notes payable to Sellers

 

 

500

 

Identifiable assets acquired and liabilities assumed

 

 

 

Cash and cash equivalents

 

 

40

 

Accounts receivable

 

 

550

 

Inventory

 

 

92

 

Prepaid expenses and other current assets

 

 

6

 

Identifiable intangible assets

 

 

430

 

Accounts payable

 

 

(113

)

Other current liabilities

 

 

(79

)

Total identifiable assets acquired and liabilities assumed

 

 

926

 

Goodwill

 

 

1,574

 

Total purchase consideration

 

$

2,500

 

Goodwill arising from the acquisition as of October 1, 2025 of $1.6 million was attributable mainly to buyer specific synergies expected to arise from the acquisition. No goodwill from this acquisition is deductible for income tax purposes. The Company considered the contractual value of accounts receivable to be the same as the fair value and the full amount was collected. The results of ECNP have been included in the consolidated financial statements from the date of the acquisition.

One 30 Seven Inc. ("One 30 Seven") Acquisition

In October 2025, QLE acquired substantially all of the assets, including an international patent application and its related rights, from One 30 Seven Inc., a Canadian company engaged in the business of researching and developing decontamination solutions for nuclear waste, particularly radioactive waste from radioactive materials from nuclear power plants, radiopharmaceuticals, and military sources. QLE made an initial cash payment of $150,000 and issued 266,113 shares of the Company’s common stock. The Company may be required to make additional payments, in cash or shares of the Company’s common stock, totaling $17.0 million upon completion of certain milestones. This contingent payment was not considered probable at the acquisition date and therefore no contingent consideration was recorded for the year ended December 31, 2025.

In connection with the acquisition of assets from One 30 Seven, QLE entered into a consulting agreement with B-Con Engineering Inc., led by inventor Brian Creber, to develop and validate the functional operation of a Creber Mini Unit at an estimated cost of $4.5 million over 18 months, followed by either a Midi or Maxi Unit at approximately $12.5 million to $13.0 million over another 18 months. QLE has agreed to fund the project through quarterly advances, with acceptance testing and monthly reporting to ensure milestones are met. In addition, QLE entered into a royalty agreement with One 30 Seven pursuant to which QLE agreed to pay a 6.0% royalty on net revenues from product sales or licensing for 15 years per product, starting from the first commercial sale. The royalty agreement will terminate if the commercialization of a Creber Unit is not achieved by the fourth anniversary of closing of the acquisition of assets from One 30 Seven.

The Company determined that the cost to acquire the One 30 Seven assets was $2.7 million, based on the cash paid of $150,000, fair value of the equity consideration issued of $2.6 million and direct costs of the acquisition of $7,000. The One 30 Seven acquisition was accounted for as an asset acquisition as One 30 Seven was not considered to be a business under ASC 805 or SEC Rule 11-01(d) as substantially all of the fair value of the non-monetary assets acquired was concentrated in a single identifiable asset. In the estimation of fair value of the asset purchase consideration, the Company used fair value attributable to the acquired IPR&D. Since One 30 Seven was in the development stage and no commercial production had commenced at the time of the acquisition, the cost attributable to the IPR&D was expensed in the Company’s consolidated statements of operations and comprehensive loss for the year ended December 31, 2025, as the acquired IPR&D had no alternative future use.

132


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Goodwill

Goodwill represents the excess of the purchase price over the fair value of identifiable net assets acquired in a business combination. Goodwill is tested for impairment at least annually, or more frequently if events or changes in circumstances indicate that it is more likely than not that the carrying value of a reporting segment exceeds its fair value. No goodwill impairments were recognized for the years presented.

The carrying amount of goodwill by reporting segment as of December 31, 2025 and 2024 is as follows (in thousands):

 

 

December 31,

 

 

2025

 

 

2024

 

Specialist isotopes and related services

 

$

5,179

 

 

$

3,168

 

Construction services

 

 

3,391

 

 

 

 

Total goodwill

 

$

8,570

 

 

$

3,168

 

The changes to the carrying value of goodwill is as follows (in thousands):

 

Description

 

Amount

 

Balance as of December 31, 2023

 

$

3,267

 

Translation adjustment

 

 

(99

)

Balance as of December 31, 2024

 

$

3,168

 

Acquisition of Skyline

 

 

3,387

 

Acquisition of ECNP

 

 

1,574

 

Translation adjustment

 

 

441

 

Balance as of December 31, 2025

 

$

8,570

 

Intangible Assets

Amortization expense was $0.2 million for the year ended December 31, 2025. There was no amortization expense related to identifiable intangible assets recorded in 2024.

The changes to the carrying value of intangible assets, which is included in the construction services and specialist isotopes and related services segments, is as follows (in thousands):

 

Description

 

Amount

 

Balance as of December 31, 2024

 

$

 

Trademarks and customer-related from Skyline acquisition

 

 

1,230

 

Trademarks from ECNP acquisition

 

 

430

 

Translation adjustment

 

 

2

 

Amortization

 

 

(184

)

Balance as of December 31, 2025

 

$

1,478

 

 

The following table outlines the estimated future amortization expense related to intangible assets held as of December 31, 2025 (in thousands):

 

 

Amortization Expense

 

Year Ended December 31,

 

 

 

2026

 

$

574

 

2027

 

 

454

 

2028

 

 

214

 

2029

 

 

171

 

2030

 

 

65

 

Thereafter

 

 

 

   Total

 

$

1,478

 

 

133


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

15. Equity Method and Other Investments

Investment in IsoBio, Inc.

On July 28, 2025, the Company purchased 2,000,000 shares of IsoBio, Inc. (“IsoBio”) Series Seed-1 Preferred Stock at $2.50 per share for a total aggregate purchase price of $5.0 million. IsoBio is a U.S.-based radiotherapeutic development company focused on developing a broad pipeline of mAb-based radioisotope therapeutics targeting both derisked and novel tumor antigens for patients in need of new cancer therapies.

As the owner of the Series Seed-1 Preferred Stock, the Company has the right to designate one board member. An officer and director of the Company was designated to fill that board seat. In addition, another board member of the Company is a board member, executive officer and shareholder of IsoBio.

The investment in IsoBio does not have a readily determinable fair value and is therefore measured at cost, adjusted for observable price changes and impairments, in accordance with ASC 321. As of December 31, 2025, the carrying value of the investment was $5.6 million. This investment is included in “Other investments” on the consolidated balance sheet.

The Company monitors the investment for indicators of impairment and observable price changes on a quarterly basis. If indicators of impairment exist, the Company performs a qualitative assessment to determine whether the investment is impaired and adjusts the carrying value accordingly. During the year ended December 31, 2025, the Company identified an observable price change related to this investment and recorded a change in fair value of investment of $0.6 million. Therefore, the Company has included this investment in the fair value hierarchy disclosure (Note 4).

Skyline joint ventures

Skyline acquired a 51% ownership of KC-Glory JV, 51% ownership of KC-Geotech JV and 35% ownership of KC-CRFG JV (the "Joint Ventures). As of December 31, 2025, Skyline does not control the Joint Ventures but has the ability to exercise significant influence over their respective operating and financial policies. Skyline’s exposure to loss is limited to its investment in each joint venture. Accordingly, the investments are accounted for under the equity method of accounting in accordance with ASC 323. Accordingly, Skyline accounted for the transaction under the equity method and recorded the carrying value of Skyline’s investment in joint ventures’ common shares at cost, including the transaction costs incurred to obtain the equity method investment, in the consolidated balance sheets.

The Company recorded the initial carrying amount of the investments in the Joint Ventures of $1.3 million, representing the fair value of the interest acquired as of the acquisition date. As of December 31, 2025, the carrying amount of the investments in the Joint Ventures was $1.3 million and is included in equity method investments on the consolidated balance sheet.

Skyline Reemag Investment

In November 2025, Skyline acquired a 13.09% ownership of Reemag LLC ("Reemag") for a cash purchase price of $3.0 million. Skyline will subscribe for additional membership interests of Reemag in tranches, resulting in ownership percentages of 13.09%, 20.06%, 33.42% and 50.10% at the initial, second, third and fourth closing respectively for an aggregate purchase price of $20.0 million. The second, third and fourth closings were scheduled on or before January 31, 2026, March 31, 2026 and by the earlier of a $200.0 million capital raise or July 31, 2026, respectively. However, in March 2026, Skyline entered into the first amendment to the subscription agreement with Reemag that amended the dates of the second, third and fourth closings to May 31, 2026, July 31, 2026 and September 30, 2026, respectively.

The investment in Reemag does not have a readily determinable fair value and is therefore measured at cost, adjusted for observable price changes and impairments, in accordance with ASC 321. The Company has not identified any observable price changes in orderly transactions for identical or similar investments and did not recognize any impairment losses. As of December 31, 2025, the carrying value of the investment was $3.0 million. This investment is included in “Other investments” on the consolidated balance sheet. The Company does not include this investment in the fair value hierarchy disclosure as it is not measured at fair value on a recurring basis.

The Company monitors the investment for indicators of impairment and observable price changes on a quarterly basis. If indicators of impairment exist, the Company performs a qualitative assessment to determine whether the investment is impaired and adjusts the carrying value accordingly. During the year ended December 31, 2025, the Company did not identify any indicators of impairment or observable price changes.

Skyline Critical Minerals Investment

On October 31, 2025, Skyline entered into a subscription and unit purchase agreement with a limited liability company engaged in the critical minerals space, pursuant to which Skyline subscribed for an approximate 20% membership interest in such company for a subscription price of $20.0 million.

134


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

This investment does not have a readily determinable fair value and is therefore measured at cost, adjusted for observable price changes and impairments, in accordance with ASC 321. As of December 31, 2025, the carrying value of the investment was $37.3 million. This investment is included in “Other investments” on the consolidated balance sheet.

The Company monitors the investment for indicators of impairment and observable price changes on a quarterly basis. If indicators of impairment exist, the Company performs a qualitative assessment to determine whether the investment is impaired and adjusts the carrying value accordingly. During the year ended December 31, 2025, the Company identified an observable price change related to this investment and recorded a change in fair value of investment of $17.3 million. Therefore, the Company has included this investment in the fair value hierarchy disclosure (Note 4).

 

 

16. Stockholders’ Equity

Preferred stock

The Company has 10,000,000 shares of preferred stock authorized, of which no shares were issued and outstanding as of December 31, 2025 and 2024.

Common stock

The Company has 500,000,000 shares of common stock authorized, of which 111,677,771 and 72,068,059 shares were issued and outstanding as of December 31, 2025 and 2024, respectively. Common stockholders are entitled to one vote for each share of outstanding common stock held at all meetings of stockholders and written actions in lieu of meetings. Common stockholders are entitled to receive dividends for each share of outstanding common stock, if and when declared by the Board. No dividends have been declared or paid by the Company through December 31, 2025.

In July 2024, the Company issued 13,800,000 shares of common stock in a public offering at a public offering price of $2.50 per share for aggregate gross proceeds totaling $34,500,000. Issuance costs, including commissions and expenses totaled $2.2 million.

In November 2024, the Company issued an additional 2,754,250 shares of common stock in a public offering at a public offering price of $6.75 per share for aggregate gross proceeds totaling $18.6 million. Issuance costs, including commissions and expenses totaled $1.5 million.

In June 2025, the Company issued 7,518,797 shares of common stock at $6.65 per share resulting in net proceeds of approximately $46.8 million after deducting underwriting discounts, commissions and offering expenses.

In July 2025, the Company issued 7,500,000 shares of common stock at a public offering price of $8.00 per share resulting in net proceeds of approximately $56.3 million after deducting underwriting discounts, commissions and offering expenses.

In October 2025, the Company issued 17,167,380 shares of common stock at a public offering price of $12.25 per share resulting in net proceeds of approximately $199.3 million after deducting underwriting discounts, commissions and offering expenses.

The following shares were issued to consultants and vendors for the year ended December 31, 2025 (in thousands, except share amounts):

 

Description

 

Origination Date

 

Shares

 

 

Fair Value

 

 

Settlement Date

 

Fair Value at Settlement

 

 

Change in Fair Value

 

Settlement of liability with consultants

 

January 2025

 

 

50,000

 

 

$

247

 

 

April 2025

 

$

327

 

 

$

80

 

Issuance of common stock to consultant

 

April 2025

 

 

22,935

 

 

 

100

 

 

November 2025

 

 

141

 

 

 

41

 

Issuance of common stock to consultant

 

April 2025

 

 

50,000

 

 

 

327

 

 

April 2025

 

 

327

 

 

 

 

 

 

 

 

122,935

 

 

$

674

 

 

 

 

$

795

 

 

$

121

 

 

135


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

The following shares were issued to consultants and vendors for the year ended December 31, 2024 (in thousands, except share amounts):

 

Description

 

Origination Date

 

Shares

 

 

Fair Value

 

 

Settlement Date

 

Fair Value at Settlement

 

 

Change in Fair Value

 

Settlement of liability with consultants

 

January 2024

 

 

100,000

 

 

$

195

 

 

September 2024

 

$

219

 

 

$

(24

)

Settlement of liability with consultants

 

April 2024

 

 

60,000

 

 

 

241

 

 

June 2024

 

 

184

 

 

 

57

 

Issuance of common stock to consultant

 

June 2024

 

 

60,000

 

 

 

183

 

 

June 2024

 

 

183

 

 

 

 

Settlement of liability with consultants

 

July 2024

 

 

50,000

 

 

 

164

 

 

September 2024

 

 

110

 

 

 

54

 

Issuance of restricted common stock to consultants

 

September 2024

 

 

150,000

 

 

 

 

 

September 2024

 

 

 

 

 

 

Settlement of liability with consultants

 

December 2024

 

 

135,000

 

 

 

531

 

 

December 2024

 

 

642

 

 

 

(111

)

 

 

 

 

555,000

 

 

$

1,314

 

 

 

 

$

1,338

 

 

$

(24

)

During 2025 and 2024, the Company issued shares of common stock to consultants and vendors to settle share liabilities. The fair value of these shares is recorded to share liability in the consolidated balance sheet and the change in fair value upon settlement of the share liability is recorded to change in fair value of share liability in the consolidated statements of operations and comprehensive loss.

Activity of the share liabilities for the year ended December 31, 2025 is as follows (in thousands):

 

 

Share Liabilities
as of December 31, 2024

 

 

New Share
Liabilities
in 2025

 

 

Mark to
Market
Adjustments
in 2025

 

 

Liabilities
Settled
in 2025

 

 

Share Liabilities
as of December 31, 2025

 

Share liabilities

 

$

 

 

$

674

 

 

$

121

 

 

$

(795

)

 

$

 

Activity of the share liabilities for the year ended December 31, 2024 is as follows (in thousands):

 

 

Share Liabilities
as of
December 31,
2023

 

 

New Share
Liabilities
in 2024

 

 

Mark to
Market
Adjustments
in 2024

 

 

Liabilities
Settled
in 2024

 

 

Share Liabilities
as of
December 31,
2024

 

Share liabilities

 

$

 

 

$

1,131

 

 

$

24

 

 

$

(1,155

)

 

$

 

Common Stock Warrants

In April 2024, a warrant to purchase 3,164,557 shares of common stock was exercised and the Company received gross proceeds of $5.5 million. As an inducement for the warrant holder to exercise in cash, a warrant to purchase 1,225,000 shares of common stock at an exercise price of $3.90 per share was issued to that same warrant holder for no consideration (“Inducement Warrant”). The Inducement Warrant vests in October 2024 and expires in October 2029. The Company evaluated the terms of the Inducement Warrant and determined that it should be accounted for as an equity-based warrant. The Company also evaluated the circumstances of the award and determined that the inducement should be treated as a deemed dividend.

The fair value of the Inducement Warrant was determined to be $2.8 million and estimated based on the Black-Scholes model, using the following assumptions:

 

Expected volatility

 

 

73.5

%

Weighted-average risk-free rate

 

 

4.37

%

Expected term in years

 

 

5.5

 

Expected dividend yield

 

 

%

The fair value of the Inducement Warrant is considered a deemed dividend and the amount is reflected in the calculation of earnings (loss) per share on a basic and diluted basis.

In conjunction with the exercise of the warrant in April 2024, the Company was obligated to issue to an underwriter, a warrant to purchase 221,519 shares of common stock (“Commission Warrant”) in addition to a cash payment totaling $0.4 million. The

136


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Company evaluated the terms of the Commission Warrant and determined that it should be accounted for as an equity-based warrant. The fair value of the Commission Warrant was determined to be $0.7 million and estimated based on the Black-Scholes model, using the following assumptions:

 

Expected volatility

 

 

73.5

%

Weighted-average risk-free rate

 

 

4.60

%

Expected term in years

 

 

5.5

 

Expected dividend yield

 

 

%

The cash payment and the issuance of the Commission Warrant was settled in December 2024. The fair value of the Commission Warrant upon issuance was $0.8 million. The resulting change in fair value of share liability was a loss of $.01 million for the year ended December 31, 2024 and is included in change in fair value of share liability in the statement of operations and comprehensive loss.

In October 2024, a warrant to purchase 151,741 shares of common stock was exercised and the Company received gross proceeds of $0.3 million.

In May 2025, a warrant to purchase 1,294,778 shares of common stock was exercised and the Company received gross proceeds of $4.9 million. In July and September 2025, cashless exercises of warrants to purchase 151,741 shares of common stock were executed, resulting in the issuance of 123,497 shares of common stock. As of December 31, 2025 and 2024, there were warrants to purchase shares of common stock outstanding of 69,778 and 1,516,297 shares, respectively.

Skyline Private Placement

On October 28, 2025, Skyline entered into a securities purchase agreement with certain accredited investors in a brokered private placement (the “Skyline October 2025 Private Placement”) of (i) 17,370,909 Class A ordinary shares (each, a “Skyline Class A Ordinary Share”) (and/or prefunded warrants in lieu of Skyline Class A Ordinary Shares (the “Skyline Pre-funded Warrants”)), and (ii) 17,370,909 Skyline Class A Ordinary Share Purchase Warrants to purchase Skyline Class A Ordinary Shares (the “Skyline Ordinary Warrants”).The gross proceeds of the Skyline October 2025 Private Placement were approximately $23.9 million, before deducting placement agent fees and other offering expenses payable by Skyline.

The Skyline October 2025 Private Placement closed on November 3, 2025. The Skyline Class A Ordinary Shares (and/or Prefunded Warrants) were issued together with the Skyline Ordinary Warrants at the closing. The purchase price for each Skyline Class A Ordinary Share and accompanying Skyline Ordinary Warrant was $1.375. The purchase price for each Skyline Pre-funded Warrant and accompanying Skyline Ordinary Warrant was $1.3749, which equals the purchase price of a Skyline Class A Ordinary Share and Skyline Ordinary Warrant, less the $0.0001 exercise price of the Skyline Pre-funded Warrant.

Each Skyline Pre-funded Warrant is immediately exercisable upon issuance to acquire one Skyline Class A Ordinary Share for US$0.0001 until fully exercised. Each Skyline Ordinary Warrant is immediately exercisable upon issuance to purchase one Skyline Class A Ordinary Share for $1.50 per share and will expire on the fifth anniversary of its issuance. The exercise price of the Skyline Pre-funded Warrants and Skyline Ordinary Warrants are subject to customary adjustments for stock splits, recapitalizations, reorganizations and similar transactions.

 

17. Stock Compensation Plan

Equity Incentive Plan

In October 2021, the Company adopted the 2021 Stock Incentive Plan (“2021 Plan”) that provided for the issuance of common stock to employees, nonemployee directors, and consultants. Recipients of incentive stock options are eligible to purchase shares of common stock at an exercise price equal to no less than the estimated fair market value of such stock on the date of grant. The 2021 Plan provided for the grant of incentive stock options, non-statutory stock options, restricted stock, restricted stock units, stock awards and stock appreciation rights. The maximum contractual term of options granted under the 2021 Plan is ten years. The maximum number of shares initially available for issuance under the 2021 Plan was 6,000,000. No further options are available to be issued under the 2021 Plan.

In November 2022, the Company adopted the 2022 Equity Incentive Plan (“2022 Plan”) that provides for the issuance of common stock to employees, nonemployee directors, and consultants. Recipients of incentive stock options are eligible to purchase shares of common stock at an exercise price equal to no less than the estimated fair market value of such stock on the date of grant. The 2022 Plan provides for the grant of incentive stock options, non-statutory stock options, restricted stock, restricted stock units, stock awards and stock appreciation rights. The maximum contractual term of options granted under the 2022 Plan is ten years. The number of shares of the Company’s common stock initially reserved for issuance under the 2022 Plan is equal to 5,000,000, subject to an annual increase, to be added on the first day of each fiscal year, beginning with the fiscal year ending December 31, 2023 and

137


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

continuing until, and including, the fiscal year ending December 31, 2033, equal to the lesser of 5% of the number of shares of the Company’s common stock outstanding on such date or an amount determined by the Company’s board of directors. On January 1, 2025, the Company added 3,603,403 shares to the 2022 Plan. As of December 31, 2025, 385,036 shares remain available for future grant under the Plan.

In June 2024, the Company adopted the 2024 Inducement Equity Incentive Plan (“2024 Plan”). The 2024 Plan will be used exclusively for the grant of equity awards to individuals who were not previously employees or directors of the Company, or following a bona fide period of non-employment, as an inducement material to such individuals entering into employment with the Company, pursuant to Nasdaq Listing Rule 5635(c)(4). Recipients of stock options are eligible to purchase shares of common stock at an exercise price equal to no less than the estimated fair market value of such stock on the date of grant. The 2024 Plan provides for the grant of non-statutory stock options, restricted stock, restricted stock units, stock awards and stock appreciation rights. The maximum contractual term of options granted under the 2024 Plan is ten years. The number of shares of the Company’s common stock initially reserved for issuance under the 2024 plan is equal to 2,500,000. As of December 31, 2025, 915,000 shares remain available for future grant under the 2024 Plan.

2025 Inducement Equity Incentive Plan

On July 16, 2025, upon recommendation of the Compensation Committee of the Company’s Board, the Board approved and adopted the Company’s 2025 Inducement Equity Incentive Plan (the “Inducement Equity Plan”), and subject to the adjustment provisions of the Inducement Equity Plan, reserved 2,000,000 shares of Common Stock for issuance of equity awards under the Inducement Equity Plan. The Company expects to issue awards under the Inducement Equity Plan to new hires from Renergen upon completion of the acquisition, which occurred in January 2026 (Note 21).

The Inducement Equity Plan was approved and adopted without stockholder approval pursuant to Nasdaq Listing Rule 5635(c)(4). The Inducement Equity Plan provides for grants of stock options, stock appreciation rights, restricted stock, restricted stock units, performance awards (consisting of performance shares or performance units) and other cash-based or stock-based awards (each, an “Inducement Award”). In addition, the Board also approved and adopted forms of Notice of Grant of Restricted Stock and Restricted Stock Agreement, and Notice of Grant of Stock Option and Stock Option Agreement for use with the Inducement Equity Plan. The terms and conditions of the Inducement Equity Plan are intended to comply with the Nasdaq inducement award rules.

In accordance with Nasdaq Listing Rule 5635(c)(4), the only persons eligible to receive grants of Inducement Awards are individuals who were not previously employees or directors of the Company (or following a bona fide period of non-employment), as an inducement material to the individuals’ entry into employment with the Company. As of December 31, 2025, 2,000,000 shares remain available for future grant under the Inducement Equity Plan.

QLE 2024 Equity Incentive Plan

In March 2024, the Company adopted the QLE 2024 Equity Incentive Plan (“QLE 2024 Plan”). The QLE 2024 Plan provides for the grant of incentive stock options, non-statutory stock options, restricted stock, restricted stock units, stock awards, performance awards and stock appreciation rights to employees, nonemployee directors, and consultants. The maximum contractual term of options granted under the QLE 2024 Plan is ten years and incentive stock options granted under the QLE 2024 Plan shall not exceed 50% of the maximum number of shares or units of common equity that may be issued under the QLE 2024 Plan. The maximum number of shares or units of QLE’s common equity that may be issued under the QLE 2024 Plan is equal to 15% of the common equity deemed outstanding as of the effective date of the QLE 2024 Plan. As of December 31, 2025, no common equity deemed outstanding remain available for future grant under the QLE 2024 Plan.

In September 2025, QLE granted restricted stock units (“September 2025 RSUs”) totaling 11% of the common equity deemed outstanding to certain officers, employees and directors of QLE. The September 2025 RSUs will vest subject to the occurrence of a Listing Event and, if applicable, an additional service-based vesting condition. A Listing Event shall mean the consummation of any of the following transactions by QLE, a corporate successor to QLE or a holding company established with respect to QLE’s equity securities in connection with any of the following transactions (a “Public Issuer”): (i) a listing of common equity of QLE (or the common equity of such Public Issuer) through acquisition by or merger of such Public Issuer with a special purpose acquisition company or another entity listed on the NYSE or NASDAQ, (ii) a firm commitment underwritten public offering pursuant to an effective registration statement under the Securities Act and in connection with such offering the common equity of QLE is listed for trading on the Nasdaq, the NYSE or another exchange or marketplace approved by the Board, or (iii) a direct listing of common equity of QLE (or the common equity securities of the Public Issuer) on the NYSE or Nasdaq.

In October 2025, QLE granted restricted stock units (“October 2025 RSU”) totaling 4% of the common equity deemed outstanding to a certain related party in conjunction with a consulting agreement. The October 2025 RSU will vest subject to the occurrence of a Listing Event and, if applicable, an additional service-based vesting condition.

138


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Since the vesting of the September 2025 RSUs and October 2025 RSU are based on a liquidity event, no compensation cost will be recognized until the Performance Goal (Listing Event) is consummated. However, the fair value of the awards is calculated at the date of grant, which results in a total fair value of approximately $37.4 million.

Stock Options

The following table sets forth the activity for the Company’s stock options during the periods presented:

 

 

Number
of Options

 

 

Weighted-
Average
Exercise
Price
per Share

 

 

Weighted
Average
Remaining
Contractual
Term
(in Years)

 

 

Aggregate
Intrinsic
Value

 

Outstanding as of December 31, 2023

 

 

2,766,000

 

 

$

1.91

 

 

 

8.4

 

 

$

231,000

 

Forfeited

 

 

(35,000

)

 

$

2.00

 

 

 

 

 

 

 

Outstanding as of December 31, 2024

 

 

2,731,000

 

 

$

1.90

 

 

 

7.4

 

 

$

7,171,930

 

Granted

 

 

205,000

 

 

$

6.16

 

 

 

 

 

 

 

Exercised

 

 

(1,708,000

)

 

$

1.85

 

 

 

 

 

 

 

Forfeited

 

 

(420,000

)

 

$

2.00

 

 

 

 

 

 

 

Outstanding as of December 31, 2025

 

 

808,000

 

 

$

3.06

 

 

 

7.3

 

 

$

2,020,050

 

Exercisable as of December 31, 2025

 

 

612,716

 

 

$

2.07

 

 

 

6.5

 

 

$

2,020,050

 

Vested or expected to vest as of December 31, 2025

 

 

808,000

 

 

$

3.06

 

 

 

7.3

 

 

$

2,020,050

 

There were 205,000 options granted with a weighted average grant date fair value of $3.53 in the year ended December 31, 2025. No options were granted in the year ended December 31, 2024. Cashless exercises of options to purchase 1,705,000 shares of common stock were executed, resulting in the issuance of 1,337,245 shares of common stock and proceeds of $41 resulting from the rounding of shares that were issued in the year ended December 31, 2025. Cash exercises of options to purchase 3,000 shares of common stock were executed for proceeds of $6,000 in the year ended December 31, 2025.

The Company recorded stock compensation from options of $0.3 million and $0.8 million for the year ended December 31, 2025 and 2024, respectively. As of December 31, 2025, there was $0.7 million of unrecognized compensation cost related to non-vested share-based compensation arrangements granted under the Plan, which is expected to be recognized over a weighted average period of approximately 0.8 years.

Stock Awards

In October 2021, the Company issued 1,500,000 shares of restricted common stock to its Chief Executive Officer. The number of shares that vest is dependent on achieving certain performance conditions and dependent market conditions upon the third anniversary from the date of grant. The Company determined that the fair value of this award was $0.25 per share for a total value of $0.4 million. The Company determined the performance condition probable and recognized stock-based compensation expense of $0.4 million for the year ended December 31, 2024.

The Company recorded stock-based compensation expense from stock awards totaling $15.7 million and $7.8 million for the years ended December 31, 2025 and 2024, respectively. As of December 31, 2025, there is $21.3 million of unrecognized stock-based compensation expense related to the non-vested portion of restricted stock awards that is expected to be recognized over the next 2.3 years.

139


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

The following table summarizes awards and vesting of restricted common stock:

 

 

Number of
Shares

 

 

Weighted
Average Grant
Date
Fair Value
Per Share

 

Unvested as of December 31, 2023

 

 

4,489,186

 

 

$

1.42

 

Granted

 

 

2,523,554

 

 

$

3.79

 

Vested

 

 

(3,873,037

)

 

$

1.76

 

Forfeited and retired

 

 

(325,000

)

 

$

1.19

 

Unvested as of December 31, 2024

 

 

2,814,703

 

 

$

3.24

 

Granted

 

 

4,275,967

 

 

$

6.77

 

Vested

 

 

(2,920,715

)

 

$

4.93

 

Unvested as of December 31, 2025

 

 

4,169,955

 

 

$

5.68

 

Stock-based Compensation Expense

Stock-based compensation expense for all stock awards recognized in the accompanying consolidated statements of operations is as follows (in thousands):

 

 

 

Year Ended December 31,

 

 

 

2025

 

 

2024

 

Selling, general and administrative

 

$

15,788

 

 

$

8,231

 

Research and development

 

 

236

 

 

 

330

 

Total

 

$

16,024

 

 

$

8,561

 

 

18. Net Loss Per Share

The Company has reported losses since inception and has computed basic net loss per share attributable to common stockholders by dividing net loss attributable to common stockholders by the weighted-average number of shares of Common Stock outstanding for the period, without consideration for potentially dilutive securities. The Company computes diluted net loss per share of Common Stock after giving consideration to all potentially dilutive shares of common stock, including options to purchase common stock and warrants to purchase common stock, outstanding during the period determined using the treasury-stock and if-converted methods, except where the effect of including such securities would be antidilutive. Because the Company has reported net losses, these potential shares of Common Stock are anti-dilutive and basic and diluted loss per share were the same for all periods presented.

The following table sets forth the computation of basic and diluted net loss per share (in thousands, except share and per share amounts):

 

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Numerator:

 

 

 

 

 

 

Net loss attributable to ASP Isotopes
   shareholders

 

$

(175,092

)

 

$

(35,114

)

Denominator:

 

 

 

 

 

 

Weighted average common stock outstanding,
   basic and diluted

 

 

83,013,594

 

 

 

55,671,805

 

Net loss per share, basic and diluted

 

$

(2.11

)

 

$

(0.63

)

 

140


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

The following table sets forth the potentially dilutive securities that have been excluded from the calculation of diluted net loss per share because to include them would be anti-dilutive:

 

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Options to purchase common stock

 

 

808,000

 

 

 

2,731,000

 

Restricted stock

 

 

4,169,955

 

 

 

2,814,703

 

Warrants to purchase common stock

 

 

69,778

 

 

 

1,516,297

 

Total shares of common stock equivalents

 

 

5,047,733

 

 

 

7,062,000

 

 

19. Income Taxes

The components of net loss before taxes are as follows (in thousands):

 

 

Year Ended December 31,

 

 

2025

 

 

2024

 

Domestic

 

$

(157,153

)

 

$

(24,778

)

Foreign

 

 

(2,408

)

 

 

(7,534

)

Total net loss before taxes

 

$

(159,561

)

 

$

(32,312

)

 

Income tax (benefit) expense for the years ended December 31, 2025 and 2024 is comprised of the following (in thousands):

 

 

December 31,

 

 

2025

 

 

2024

 

Current:

 

 

 

 

 

 

   U.S. Federal

 

$

 

 

$

60

 

   State

 

 

 

 

 

1

 

   Foreign

 

 

237

 

 

 

193

 

Total Current

 

 

237

 

 

 

254

 

Deferred:

 

 

 

 

 

 

   Foreign

 

 

45

 

 

 

(143

)

Total Deferred

 

 

45

 

 

 

(143

)

Total income tax expense (benefit)

 

$

282

 

 

$

111

 

 

The effective tax rate of the Company’s provision for income taxes differs from the federal statutory rate for the year ended December 31, 2025 as follows (in thousands):

 

 

Year Ended December 31, 2025

 

Tax expense at statutory rate

 

$

(33,508

)

 

 

21.00

%

Increase (decrease) in tax resulting from:

 

 

 

 

 

 

Foreign tax effects:

 

 

 

 

 

 

   South Africa:

 

 

 

 

 

 

      Change in valuation allowance

 

 

4,057

 

 

 

(2.54

)%

      Other adjustments

 

 

(831

)

 

 

0.52

%

   Hong Kong:

 

 

 

 

 

 

      Fair value adjustment

 

 

(3,644

)

 

 

2.28

%

      Other adjustments

 

 

113

 

 

 

(0.07

)%

   Other foreign jurisdictions:

 

 

 

 

 

 

      Other adjustments

 

 

1,092

 

 

 

(0.68

)%

Change in valuation allowance

 

 

3,919

 

 

 

(2.46

)%

Nontaxable or nondeductible items:

 

 

 

 

 

 

   Change in fair value of convertible notes

 

 

25,981

 

 

 

(16.28

)%

   Other adjustments

 

 

3,142

 

 

 

(1.97

)%

Other adjustments

 

 

(39

)

 

 

0.02

%

Effective tax rate

 

$

282

 

 

 

(0.18

)%

 

141


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

 

The effective tax rate of the Company’s provision for income taxes differs from the federal statutory rate for the year ended December 31, 2024 as follows:

 

 

Year Ended December 31,

 

 

2024

 

Tax computed at federal statutory rate

 

 

21.00

%

Earnings in jurisdictions taxed at rates different
   from the statutory U.S. federal tax rate

 

 

1.78

%

Return to provision

 

 

(3.88

)%

Change in fair value of convertible notes

 

 

(4.47

)%

Non-deductible stock compensation expense

 

 

(5.58

)%

Permanent differences

 

 

(0.09

)%

Valuation allowance

 

 

(9.10

)%

Income tax expense

 

 

(0.34

)%

 

Deferred income taxes reflect the net tax effects of (a) temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts used for income tax purposes, and (b) operating losses and tax credit carryforwards. Significant components of deferred tax assets (liabilities) are as follows (in thousands):

 

 

December 31,

 

 

2025

 

 

2024

 

Deferred tax assets:

 

 

 

 

 

 

   Net operating loss carryforwards

 

$

13,385

 

 

$

5,262

 

   Capitalized R&D costs

 

 

584

 

 

 

34

 

   Other assets

 

 

84

 

 

 

 

   Accruals and reserves

 

 

535

 

 

 

142

 

   Property and equipment, net

 

 

234

 

 

 

 

   Right-of-use lease liability

 

 

419

 

 

 

336

 

Total deferred tax assets

 

 

15,241

 

 

 

5,774

 

Deferred tax liabilities:

 

 

 

 

 

 

   Property and equipment, net

 

 

 

 

 

(316

)

   Right-of-use lease asset

 

 

(379

)

 

 

(325

)

Total deferred tax liabilities

 

 

(379

)

 

 

(641

)

Total net deferred tax assets

 

 

14,862

 

 

 

5,133

 

   Less: valuation allowance

 

 

(14,964

)

 

 

(5,101

)

Net deferred taxes (liabilities) assets

 

$

(102

)

 

$

32

 

The Company accounts for income taxes under the asset and liability method, which requires the recognition of deferred tax assets and deferred tax liabilities for the expected future tax consequences of events that have been included in the financial statements. Under this method, the Company determines deferred tax assets and deferred tax liabilities on the basis of the differences between the financial statement and tax bases of assets and liabilities by using enacted tax rates in effect for the year in which the differences are expected to reverse. The effect of a change in tax rates on deferred tax assets and deferred tax liabilities is recognized in income in the period that includes the enactment date.

The Company recognize deferred tax assets to the extent that the Company believes that these assets are more likely than not to be realized. In making such a determination, the Company considers all available positive and negative evidence, including future reversals of existing taxable temporary differences, projected future taxable income, tax-planning strategies, carryback potential if permitted under the tax law, and results of recent operations. If the Company determines that it would not be able to realize its deferred tax assets in the future in excess of the net recorded amount, the Company would make an adjustment to the deferred tax assets through recognizing a valuation allowance, which would increase the provision for income taxes.

The Company records uncertain tax positions in accordance with ASC 740 on the basis of a two-step process in which (1) the Company determines whether it is more likely than not that the tax positions will be sustained on the basis of the technical merits of the position and (2) for those tax positions that meet the more-likely-than-not recognition threshold, the Company recognizes the largest amount of tax benefit that is more than 50 percent likely to be realized upon ultimate settlement with the related tax authority.

142


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

We recognize interest and penalties related to UTBs on the income tax expense line in the accompanying consolidated statement of operations. Accrued interest and penalties are included on the related tax liability line in the consolidated balance sheet.

Management assesses the available positive and negative evidence to estimate whether sufficient future taxable income will be generated to permit use of the existing DTAs. On the basis of this evaluation, as of December 31, 2025, a full valuation allowance has been recorded against the federal, state, and South Africa deferred tax assets, excluding PET Labs and ASP Rentals which have no valuation allowance recorded. The amount of the DTA considered realizable, however, could be adjusted if estimates of future taxable income during the carryforward period are reduced or increased or if objective negative evidence in the form of cumulative losses becomes present and less weight is given to subjective evidence such as our projections for growth.

We are subject to taxation in the United States and various states and foreign jurisdictions. The statute of limitations remains open for all periods of taxable loss until the losses have been utilized. The Company paid $79,000 for income taxes for the year ended December 31, 2025. The Company did not make payments or receive refunds for income taxes for the year ended December 31, 2024.

On July 4, 2025, the “One Big Beautiful Bill Act” (OBBBA) was enacted into law. The legislation made several changes to the U.S. tax code, including the return of 100% bonus depreciation, the ability to immediately deduct domestic research and development costs, a more favorable rule for deducting interest expenses, and updates to international tax rules around global intangible low-taxed income and foreign-derived intangible income. The Company has evaluated the impact of the new tax provision and determined it to have an immaterial impact on the consolidated financial results.

20. Related Party Transactions

Skyline, acquired in the third quarter of fiscal year 2025, has certain transactions with parties affiliated with a director and joint ventures which are investments accounted for under the equity method. The transactions with these parties continued following the acquisition date and are summarized as follows:

 

Name of related parties

 

Relationship with Skyline

Ngo Chiu Lam

 

Director of Skyline

Kin Chiu-China Railway First Group Joint Venture

 

An equity method investment of Skyline

Kin Chiu-Glory Joint Venture

 

An equity method investment of Skyline

Kin Chiu-Geotech Joint Venture

 

An equity method investment of Skyline

Due to related parties as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

 

December 31, 2025

 

 

December 31,
2024

 

Ngo Chiu Lam

 

$

3,473

 

 

$

 

Kin Chiu-China Railway First Group Joint Venture

 

 

131

 

 

 

 

Kin Chiu-Glory Joint Venture

 

 

320

 

 

 

 

Kin Chiu-Geotech Joint Venture

 

 

238

 

 

 

 

   Total due to related parties

 

$

4,162

 

 

$

 

The balances represented advances from the director and amounts due to joint ventures for operation purposes. All amounts were unsecured, interest-free and repayable on demand.

Accounts receivable, net from joint ventures as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

December 31, 2025

 

 

December 31,
2024

 

Kin Chiu-Glory Joint Venture

 

$

1,553

 

 

$

 

Balances of contract assets, net from joint ventures as of December 31, 2025 and 2024 consisted of the following (in thousands):

 

 

December 31, 2025

 

 

December 31,
2024

 

Kin Chiu-China Railway First Group Joint Venture

 

$

352

 

 

$

 

Kin Chiu-Glory Joint Venture

 

 

203

 

 

 

 

Kin Chiu-Geotech Joint Venture

 

 

43

 

 

 

 

Total balances of contract assets, net from joint ventures

 

$

598

 

 

$

 

 

143


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

Balances of contract liabilities, net from joint ventures as of December 31, 2025 and 2024 consisted of the following:

 

 

December 31, 2025

 

 

December 31,
2024

 

Kin Chiu-China Railway First Group Joint Venture

 

$

72

 

 

$

 

PET Labs has an operating lease for office and production space in Pretoria, South Africa with the term set to expire in January 2056. The sole owner of the facility under the lease agreement is Dr. Gerdus Kemp, an officer of PET Labs and an employee of ASP Guernsey.

21. Subsequent Events

The Company has evaluated subsequent events through April 9, 2026, the date on which the accompanying financial statements were issued, and no other events were noted.

2022 Plan

Effective on January 1, 2026, the Company added 5,583,889 shares to the 2022 Equity Incentive Plan.

Renergen

On January 6, 2026, the Company completed the acquisition of Renergen and acquired all of the issued Renergen Ordinary Shares from Renergen shareholders in exchange for shares of the Company's common stock at an exchange ratio of 0.09196 shares of Company common stock for each Renergen Ordinary Share (the “Consideration Shares”) through the implementation of the Scheme, resulting in the issuance of an aggregate of 14,270,000 Consideration Shares. As a result of the Transaction, Renergen became a direct, wholly owned subsidiary of ASP Isotopes.

In connection with the transaction, Renergen Ordinary Shares were delisted from the Johannesburg Stock Exchange (the “JSE”), the Australian Securities Exchange and A2X. The Company's common stock continues to be listed on The Nasdaq Capital Market and on the JSE.

In addition, on the closing date, Stefano Marani, the Chief Executive Officer of Renergen, has been appointed as the President, Electronics and Space of the Company, and Nick Mitchell, the Chief Operating Officer of Renergen, has been appointed Co-Chief Operating Officer of the Company.

NuMed Diagnostics, LLC ("NuMed") Acquisition

On January 22, 2026, the Company acquired 60% of the issued and outstanding membership interests of NuMed for $0.8 million. NuMed is an independent radiopharmacy dedicated to nuclear medicine and the science of radiopharmaceutical production. In addition to the purchase consideration, the Company has an option to purchase the remaining 40% of the issued and outstanding membership interests within two years following the closing for an agreed consideration totaling $0.5 million.

Opeongo Investment

On January 26, 2026, the Company entered into a Series Seed-1 Preferred Stock Purchase Agreement with Opeongo, Inc., a Delaware corporation (“Opeongo”), pursuant to which the Company purchased from Opeongo 4,356,918 shares of Opeongo’s Series Seed-1 Preferred Stock, $0.0001 par value per share at a price of $2.2952 per share (the “Opeongo Investment”) for $10.0 million. Opeongo is a biotechnology company developing novel therapeutics using extracellular matrix (ECM) modulation to target fibrosis, inflammation, and cancer.

Skyline Warrant Exchange

On January 23, 2026, Skyline entered into a warrant exchange agreement (the “Skyline Exchange Agreement”) with the holders of Skyline Class A Ordinary Share Purchase Warrant A’s and Skyline Class A Ordinary Share Purchase Warrant B’s (collectively, the “Skyline Holder Warrants”), to purchase an aggregate of 48,698,628 Skyline Class A Ordinary Shares, that were purchased in the Skyline Series A Private Placement, to exchange the Skyline Holder Warrants issued on August 29, 2025, for an aggregate of 47,326,025 newly issued Series A preferred shares of Skyline (“Skyline Series A Preferred Shares”) and allotted among the holders in accordance with the Skyline Exchange Agreement. Each Skyline Series A Preferred Share is convertible, at the option of a holder thereof, into Skyline Class A Ordinary Shares.

Skyline Private Placements

On February 11, 2026, Skyline entered into (i) a securities purchase agreement (the “Reg D Purchase Agreement”) for an offering of Skyline’s Series B Convertible Preferred Shares (the “Skyline Series B Preferred Shares”) in a private placement (the “Reg D Private Placement”) pursuant to Regulation D under the Securities Act of 1933, as amended and (ii) a securities purchase agreement (the “Reg S Purchase Agreement”) for an offering of the Skyline Series B Preferred Shares in a private placement pursuant to Regulation S under the Securities Act (the “Reg S Private Placement” and together with the Reg D Private Placement,

144


ASP Isotopes Inc.

Notes to Consolidated Financial Statements (continued)

the “February 2026 Skyline Series B Private Placements”), in each case, for the purchase and sale of the Skyline Series B Preferred Shares.

The February 2026 Skyline Series B Private Placements closed on February 13, 2026 at which Skyline issued 6,322 of the Skyline Series B Preferred Shares. The purchase price for each Skyline Series B Preferred Share was $5,000. Each Skyline Series B Preferred Share is convertible into Skyline Class A ordinary shares with a conversion price of $2.40 per share, subject to certain anti-dilution adjustments that are subject to a floor of $1.50 per share and other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions. The gross proceeds of the Skyline Series B Private Placement were approximately $31.6 million, before deducting placement agent fees and other offering expenses payable by Skyline.

In connection with the February 2026 Skyline Series B Private Placements, Skyline also entered into placement agency agreements dated February 10, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the February 2026 Skyline Series B Private Placements and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 6% of the Class A Ordinary Shares underlying the Skyline Series B Preferred Shares. The warrants have an exercise price of $2.40 per share.

On March 20, 2026, Skyline entered into (i) a senior unsecured convertible note purchase agreement for an offering of approximately $16.6 million of Skyline's senior unsecured convertible notes (the “2026 Skyline Notes”) in a private placement and (ii) a securities purchase agreement dated March 20, 2026 for an offering of $0.6 million of Skyline’s Series B Preferred Shares (the “March 2026 Skyline Preferred Shares”) in a private placement (the "March 2026 Skyline Private Placement").

The March 2026 Skyline Private Placement closed on March 25, 2026. The 2026 Skyline Notes are convertible into Skyline's class A ordinary shares, par value $0.00001 per share at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments, that are subject to a floor of $1.50 per share. The conversion price of the 2026 Skyline Notes is also subject to other customary adjustments for share splits, recapitalizations, reorganizations and similar transactions The purchase price for each March 2026 Skyline Preferred Share was $5,000. Each March 2026 Skyline Preferred Share is convertible into Class A ordinary shares at a conversion price of $2.40 per share, subject to certain anti-dilution adjustments that are subject to a floor of $1.50 per share. The gross proceeds of the March 2026 Skyline Private Placement was approximately $17.2 million, before deducting placement agent fees and other offering expenses that were paid by Skyline.

In connection with the March 2026 Skyline Private Placement, Skyline also entered into placement agency agreements dated March 20, 2026 that included the payment of a cash fee equal to 8.0% of the aggregate gross proceeds of the March 2026 Skyline Private Placement and the issuance of non-callable warrants exercisable for a number of Skyline's Class A Ordinary Shares equal to 8% and 6% of the Class A Ordinary Shares underlying the 2026 Skyline Notes and March 2026 Skyline Preferred Shares, respectively. The warrants have an exercise price of $2.40 per share.

On March 29, 2026, QLE entered into a securities exchange agreement with an investor (the "QLE Exchange Agreement"). Per the QLE Exchange Agreement, the investor assigned and transferred 1,995,000 Class A Ordinary Shares held by the investor to QLE in exchange for an equal number of Class B Ordinary Shares held by QLE.

On March 31, 2026, Skyline issued an additional $3.0 million of 2026 Skyline Notes in a private placement.

 

 

145


 

Item 9. Changes in and Disagreements with Accountants on Accounting and Financial Disclosure

None.

Item 9A. Controls and Procedures

Disclosure Controls and Procedures

Our management, with the participation of our Chief Executive Officer and Chief Financial Officer, evaluated the effectiveness of our disclosure controls and procedures as of December 31, 2025. The term “disclosure controls and procedures,” as defined in Rules 13a-15(e) and 15d-15(e) under the Exchange Act, mean controls and other procedures of a company that are designed to ensure that information required to be disclosed by us in the reports that we file or submit under the Exchange Act is recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and forms. Disclosure controls include, without limitation, controls and procedures designed to ensure that information required to be disclosed by a company on the reports that it files or submits under the Exchange Act is accumulated and communicated to management, including, our principal executive and principal financial officers, as appropriate, to allow timely decisions regarding required disclosure.

Management recognizes that any controls and procedures, no matter how well designed and operated, can provide only reasonable assurance of achieving their objectives and management necessarily applies its judgement in evaluating the cost-benefit relationship of possible controls and procedures. Based on the evaluation of our disclosure controls and procedures as of December 31, 2025, our Chief Executive Officer and Chief Financial Officer concluded that, as a result of material weaknesses identified in our internal control over financial reporting, our disclosure controls and procedures were not effective as of December 31, 2025.

In the course of preparing the financial statements that are included in this Form 10-K, management has determined that material weaknesses exist within the internal controls over financial reporting. The material weakness identified relates to the lack of formal control documentation and consistent execution of control procedures, and the lack of a sufficient complement of personnel within the finance and accounting function with an appropriate degree of knowledge, experience and training. We also noted a material weakness related to logical security and privileged access in the area of information technology. We concluded that the material weaknesses in our internal control over financial reporting information technology occurred because, prior to becoming a public company, we were a private company and did not have the necessary business processes, systems, personnel, and related internal controls necessary to satisfy the accounting and financial reporting requirements of a public company.

In order to remediate the material weaknesses, we expect to enhance our formal documentation over internal control procedures and management controls infrastructure to allow for more consistent execution of control procedures and hire additional accounting, and finance and information technology resources or consultants with public company experience.

We may not be able to fully remediate the identified material weakness until the steps described above have been completed and our internal controls have been operating effectively for a sufficient period of time. We believe we have already and will continue to make progress in our remediation plan during the year ending December 31, 2026, but cannot assure you that we will be able to fully remediate the material weakness in 2026. If the steps we take do not correct the material weakness in a timely manner, we will be unable to conclude that we maintain effective internal control over financial reporting. Accordingly, there could continue to be a reasonable possibility that a material misstatement of our financial statements would not be prevented or detected on a timely basis. We also may incur significant costs to execute various aspects of our remediation plan but cannot provide a reasonable estimate of such costs at this time.

Management’s Annual Report on Internal Controls Over Financial Reporting

Our management is responsible for establishing and maintaining adequate internal control over financial reporting (as such term is defined in Rules 13a-15(f) and 15d-15(f) under the Exchange Act). Our internal control system was designed to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for external purposes, in accordance with generally accepted accounting principles in the United States. Due to inherent limitations, internal control over financial reporting may not prevent or detect misstatements. Also, projections of any evaluation of effectiveness of the internal control over financial reporting to future periods are subject to the risk that controls may become inadequate because of changes in conditions, or that the degree of compliance with policies and procedures may deteriorate. Our management, under the supervision and with the participation of our chief executive officer and chief financial officer, evaluated the effectiveness of our internal control over financial reporting as of the end of the period covered by this Annual Report on Form 10-K based on the framework in Internal Control---Integrated Framework (2013 framework) issued by the Committee of Sponsoring Organizations of the Treadway Commission, or COSO. Based on such evaluation, our management concluded that our internal control over financial reporting was not effective as of the end of the period covered by this Annual Report on Form 10-K due to the material weaknesses described above.

146


 

This Annual Report on Form 10-K does not include an attestation report on internal control over financial reporting issued by our independent registered public accounting firm. Our auditors will not be required to opine on the effectiveness of our internal control over financial reporting pursuant to Section 404(b) of the Sarbanes-Oxley Act of 2002 until we are no longer an emerging growth company, as defined in the Jumpstart Our Business Startups Act of 2012.

Changes in Internal Control Over Financial Reporting

There has been no change in our internal control over financial reporting as such term is defined in Rules 13a-15(f) and 15d-15(f) under the Exchange Act during the quarter ended December 31, 2025 that has materially affected, or is reasonably likely to materially affect, our internal control over financial reporting.

Item 9B. Other Information

Trading Arrangements of Section 16 Reporting Persons.

During the quarter ended December 31, 2025, the directors and officers of the Company (as defined in Rule
16a-1(f) of the Exchange Act)
adopted or terminated the contracts, instructions, or written plans for the purchase or sale of our securities set forth in the table below.

 

Name and Title

 

Action

 

Adoption/ Termination Date

 

Rule 10b5-1 (1)

 

Non-Rule 10b5-1 (2)

 

 

Total Number of Shares of Common Stock to be Sold (3)

 

 

Expiration Date

Heather Kiessling (Chief Financial Officer)

 

Adoption

 

December 19, 2025

 

X

 

 

 

 

Up to 92,496

 

 

April 14, 2027

Paul E. Mann (Chief Executive Officer and Executive Chairman)

 

Adoption(4)

 

December 30, 2025

 

X

 

 

 

 

 

1,005,100

 

 

March 3, 2027

Duncan Moore (Director)

 

Adoption

 

December 31, 2025

 

X

 

 

 

 

 

11,462

 

 

April 16, 2026

 

(1)
Contract, instruction or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act.
(2)
“Non-Rule 10b5-1 trading arrangement” as defined in Item 408(c) of Regulation S-K under the Exchange Act.
(3)
Rule 10b5-1 trading arrangements that are intended to provide for “eligible sell-to-cover transactions” (as described in Rule 10b5-1(c)(1)(ii)(D)(3) under the Exchange Act) to satisfy tax withholding obligations arising exclusively from vesting of restricted stock awards (RSAs).
(4)
The adoption of the Stock Sale Plan, dated December 30, 2025, by Mr. Mann also terminated his Stock Sale Plan, dated December 13, 2024.

Item 9C. Disclosure Regarding Foreign Jurisdictions that Prevent Inspections

None.

147


 

PART III

Item 10. Directors, Executive Officers and Corporate Governance

The information required by this item will be included in an amendment to this Annual Report on Form 10-K or incorporated by reference from our Proxy Statement to be filed pursuant to Regulation 14A within 120 days of the end of the fiscal year covered by this Annual Report on Form 10-K.

You can find our governance documents, including our corporate governance guidelines and our code of business conduct and ethics, on our website www.aspisotopes.com under “Investor - Governance - Governance Documents.” Our Board regularly reviews and updates our governance materials in light of legal and regulatory requirements, evolving best practices and other developments. We intend to satisfy the disclosure requirement under Item 5.05 of Form 8-K regarding amendment to, or waiver from, a provision of our code of business conduct and ethics by posting such information on the website address and location specified above.

Item 11. Executive Compensation

The information required by this item will be included in an amendment to this Annual Report on Form 10-K or incorporated by reference from our Proxy Statement to be filed pursuant to Regulation 14A within 120 days of the end of the fiscal year covered by this Annual Report on Form 10-K.

Item 12. Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters

The information required by this item will be included in an amendment to this Annual Report on Form 10-K or incorporated by reference from our Proxy Statement to be filed pursuant to Regulation 14A within 120 days of the end of the fiscal year covered by this Annual Report on Form 10-K.

The information required by this item will be included in an amendment to this Annual Report on Form 10-K or incorporated by reference from our Proxy Statement to be filed pursuant to Regulation 14A within 120 days of the end of the fiscal year covered by this Annual Report on Form 10-K.

Item 14. Principal Accounting Fees and Services

The information required by this item will be included in an amendment to this Annual Report on Form 10-K or incorporated by reference from our Proxy Statement to be filed pursuant to Regulation 14A within 120 days of the end of the fiscal year covered by this Annual Report on Form 10-K.

148


 

PART IV

Item 15. Exhibits, Financial Statement Schedules

The following documents are filed as part of this Annual Report on Form 10-K:

(a)
Financial Statements

The information concerning our consolidated financial statements and Report of Independent Registered Public Accounting Firm required by this Item is incorporated by reference herein to the section of this Annual Report on Form 10-K in Item 8, entitled “Financial Statements and Supplementary Data.”

(b)
Financial Statement Schedules

All schedules have been omitted because the required information is not present or not present in amounts sufficient to require submission of the schedules, or because the information required is included in the Financial Statements or notes thereto.

(c)
Exhibits

The list of exhibits filed with this report is set forth in the Exhibit Index immediately preceding the signature page and is incorporated herein by reference.

 

Exhibit

Number

Description of Document

2.1

Firm Intention Letter Agreement, dated May 20,2025, by and between ASP Isotopes Inc. and Renergen Limited (incorporated by reference to Exhibit 2.1 to the Form 8-K filed on May 20, 2025).

 

 

 

2.2

 

Letter Agreement, dated November 27, 2025, by and among ASP Isotopes Inc. and Renergen Limited (incorporated by reference to Exhibit 2.1 to the Form 8-K filed on November 28, 2025).

 

 

 

3.1

 

Amended and Restated Certificate of Incorporation (incorporated by reference to Exhibit 3.3 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

3.2

Amended and Restated Bylaws (incorporated by reference to Exhibit 3.2 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

4.1

Description of Securities Registered Under Section 12 of the Securities Exchange Act of 1934 (incorporated by reference to Exhibit 4.1 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

4.2

Common Stock Purchase Warrant dated March 17, 2023 (incorporated by reference to Exhibit 4.2 to the Annual Report on Form 10-K for the year ended December 31, 2023).

4.3

Placement Agent Common Stock Purchase Warrant dated March 17, 2023 (incorporated by reference to Exhibit 4.3 to the Annual Report on Form 10-K for the year ended December 31, 2023).

4.4

 

Warrant issued to Armistice Capital Master Fund Ltd. dated April 10, 2024 (incorporated by reference to Exhibit 4.1 to the Company’s Current Report on Form 8-K filed with the SEC on April 9, 2024).

 

 

 

10.1+

ASP Isotopes Inc. 2021 Stock Incentive Plan, as amended, and form of award agreements thereunder (incorporated by reference to Exhibit 10.1 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.2+

ASP Isotopes Inc. 2022 Equity Incentive Plan and form of award agreements thereunder (incorporated by reference to Exhibit 10.2 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392))

10.3+

Performance Share Award Grant Notice and Performance Share Award Agreement with Paul Mann, dated October 4, 2021, as amended (incorporated by reference to Exhibit 10.3 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.4+

Form of Indemnification Agreement between the registrant and each of its directors and executive officers (incorporated by reference to Exhibit 10.4 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.5+

Form of Director Agreement (incorporated by reference to Exhibit 10.5 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.6+

Executive Employment Agreement by and between the registrant and Paul Mann, dated October 4, 2021 (incorporated by reference to Exhibit 10.6 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

149


 

10.7+

Executive Employment Agreement by and between ASP Isotopes Guernsey Limited and Hendrik Strydom, dated January 19, 2022 (incorporated by reference to Exhibit 10.7 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.8+

Executive Employment Agreement by and between ASP Isotopes Guernsey Limited and Robert Ainscow, dated October 4, 2021, as amended (incorporated by reference to Exhibit 10.8 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.9

Letter Agreements between the registrant and Dr Einar Ronander and Dr Hendrik Strydom, dated January 2021 (incorporated by reference to Exhibit 10.13 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.10

Chief Scientific Adviser Agreement between the registrant and Dr Einar Ronander, dated January 2021 (incorporated by reference to Exhibit 10.14 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.11

Lease for Molybdenum Processing Plant between ASP Isotopes South Africa (Proprietary) Limited (formerly PDS Photonica Holdings South Africa (Proprietary) Limited) and Morgan Creek Properties 311 Pty Ltd. (incorporated by reference to Exhibit 10.15 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.12

Form of Subscription Agreement (incorporated by reference to Exhibit 10.16 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.13

License Agreement between ASP Isotopes UK Ltd and Klydon (Proprietary) Limited dated July 26, 2022 (incorporated by reference to Exhibit 10.17 to the Form S-1/A filed on November 9, 2022 (File No. 333-267392)).

10.14

Amended Executive Employment Agreement between the registrant and Paul Mann effective December 20, 2022 (incorporated by reference to Exhibit 10.19 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

10.15

Acknowledgement of Debt Agreement between ASP Isotopes South Africa (Proprietary) Limited and Klydon (Proprietary) Limited dated November 30, 2022 (incorporated by reference to Exhibit 10.20 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

10.16

Deed of Security Agreement between ASP Isotopes South Africa (Proprietary) Limited and Klydon (Proprietary) Limited dated November 30, 2022 (incorporated by reference to Exhibit 10.21 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

10.17

Securities Purchase Agreement dated March 14, 2023 (private placement of shares and warrants) (incorporated by reference to Exhibit 10.22 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

10.18

Registration Rights Agreement dated March 14, 2023 (private placement of shares and warrants) (incorporated by reference to Exhibit 10.23 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024).

10.19

Release Agreement, dated March 23, 2023 between Revere Securities LLC and ASP Isotopes Inc. (incorporated by reference to Exhibit 10.24 to the Annual Report on Form 10-K for the year ended December 31, 2023, filed on April 10, 2024)

10.20

Form of Securities Purchase Agreement by and between ASP Isotopes Inc. and the purchasers named therein (October 2023 private placement of shares) (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on October 12, 2023).

10.21

Form of Registration Rights Agreement by and between ASP Isotopes Inc. and the purchasers named therein (October 2023 private placement of shares) (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed with the SEC on October 12, 2023).

10.22

Share Purchase Agreement, dated October 30, 2023, by and between ASP Isotopes Inc., as purchaser, and Nucleonics Imaging Proprietary Limited, as seller, relating to the purchase and sale of ordinary shares of Pet Labs Pharmaceuticals Proprietary Limited (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on October 30, 2023).

10.23

Convertible Note Purchase Agreement (including Form of Convertible Promissory QLE Note), dated as of February 29, 2024, by and among Quantum Leap Energy LLC and the Purchasers listed therein (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on February 29, 2024).

150


 

10.24

Registration Rights Agreement, dated as of February 29, 2024, by and among Quantum Leap Energy LLC and the Purchasers listed therein (incorporated by reference to Exhibit 10.2 to the Company’s Current Report on Form 8-K filed with the SEC on February 29, 2024).

10.25+

Quantum Leap Energy LLC 2024 Equity Incentive Plan (incorporated by reference to Exhibit 10.3 to the Company’s Current Report on Form 8-K filed with the SEC on February 29, 2024).

 

 

 

10.26

 

Form of Warrant Inducement Agreement by and between ASP Isotopes Inc. and Armistice Capital Master Fund Ltd. (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on April 9, 2024).

 

 

 

10.27

 

ASP Isotopes Inc. 2024 Inducement Equity Incentive Plan and forms of award agreement thereunder (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on June 13, 2024).

 

 

 

10.28

 

Executive Employment Agreement by and between the Company and Heather Kiessling, dated June 10, 2024 (incorporated by reference to Exhibit 10.1 to the Form 10-Q filed on November 19, 2024).

 

 

 

10.29

 

Convertible Note Purchase Agreement (including Form of Convertible Promissory QLE Note), dated as of June 5, 2024, by and among Quantum Leap Energy LLC and the Purchasers listed therein (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on June 6, 2024).

 

 

 

10.30

 

Registration Rights Agreement, dated as of June 5, 2024, by and among Quantum Leap Energy LLC and the Purchasers listed therein (incorporated by reference to Exhibit 10.2 to the Form 8-K filed on June 6, 2024).

 

 

 

10.31+

 

Non-Employee Director Compensation Policy adopted effective October 30, 2024 (incorporated by reference to Exhibit 10.31 to the Form 10-K filed on March 31, 2025).

 

 

 

10.32

 

Loan Agreement, dated May 19, 2025, by and among ASP Isotopes Inc., ASP Isotopes South Africa Proprietary Limited, as lender, and Renergen Limited, as borrower (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on May 20, 2025).

 

 

 

10.33

 

Loan Agreement, dated May 16, 2025, by and between QLE TP Funding SPE LLC, as borrower, and TerraPower, LLC, as lender (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on May 22, 2025).

 

 

 

10.34+

 

ASP Isotopes Inc. 2025 Inducement Equity Incentive Plan and forms of award agreement thereunder (incorporated by reference to Exhibit 10.1 to the Form 10-Q filed on August 14, 2025).

 

 

 

10.35

 

Natrium Project Procurement Terms and Conditions – Enrichment Services by and between TerraPower, LLC and ASP Isotopes Inc., dated as of May 16, 2025 (incorporated by reference to Exhibit 10.3 to the Form 10-Q filed on August 14, 2025).

 

 

 

10.36

 

HALEU Long-Term Supply Agreement by and between TerraPower, LLC and ASP Isotopes Inc., dated as of May 16, 2025 (incorporated by reference to Exhibit 10.4 to the Form 10-Q filed on August 14, 2025).

 

 

 

10.37

 

Form of Convertible Note Purchase Agreement (including Form of Convertible Promissory QLE Note), by and among Quantum Leap Energy LLC and the Purchasers party thereto (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on November 14, 2025).

 

 

 

10.38

 

Form of Registration Rights Agreement, by and among Quantum Leap Energy LLC and the Investors party thereto (incorporated by reference to Exhibit 10.2 to the Form 8-K filed on November 14, 2025).

 

 

 

10.39

 

Letter to the Term Loan Facility Agreement, dated November 27, 2025, by and among ASP Isotopes Inc., ASP Isotopes South Africa Proprietary Limited, as lender, and Renergen Limited, as borrower (incorporated by reference to Exhibit 10.1 to the Form 8-K filed on November 28, 2025).

 

 

 

10.40*

 

Loan Agreement, between Industrial Development Corporation of South Africa Limited and Tetra4 Proprietary Limited, dated December 20, 2021.

 

 

 

10.41*

 

Amendment, dated October 10, 2023, to Loan Agreement between Industrial Development Corporation of South Africa Limited and Tetra4 Proprietary Limited.

 

 

 

10.42*

 

Amendment, dated September 1, 2025, to Loan Agreement between Industrial Development Corporation of South Africa Limited and Tetra4 Proprietary Limited.

 

 

 

10.43*

 

Finance Agreement, between U.S. International Development Finance Corporation, as successor in interest to Overseas Private Investment Corporation, and Tetra4 Proprietary Limited, dated August 20, 2019.

 

 

 

151


 

10.44*

 

Amendment No. 1 to Finance Agreement, between United States. International Development Finance Corporation and Tetra4 Proprietary Limited, dated March 30, 2020.

 

 

 

10.45*

 

 

Amendment No. 2 to Finance Agreement, between United States. International Development Finance Corporation and Tetra4 Proprietary Limited, dated April 28, 2020.

 

 

 

10.46*

 

Amendment No. 3 to Finance Agreement, between United States. International Development Finance Corporation and Tetra4 Proprietary Limited, dated February 26, 2021.

 

 

 

10.47*

 

Amendment No. 4 to Finance Agreement, between United States. International Development Finance Corporation and Tetra4 Proprietary Limited, dated August 24, 2021.

 

 

 

10.48*

 

Amendment No. 5 to Finance Agreement, between United States. International Development Finance Corporation and Tetra4 Proprietary Limited, dated December 16, 2021.

 

 

 

10.49*

 

Amended And Restated Secured Term Loan Facility Agreement between Renergen Limited and the Standard Bank of South Africa Limited, dated December 12, 2025.

 

 

 

10.50

 

Series Seed-1 Preferred Stock Purchase Agreement, dated as of July 28, 2025, by and between IsoBio, Inc. and ASP Isotopes Inc. (incorporated by reference to Exhibit 10.1 to the Form 10-Q filed on November 19, 2025).

 

 

 

10.51

 

Investors’ Rights Agreement, dated as of July 28, 2025, by and among IsoBio, Inc. and the Investors named therein (incorporated by reference to Exhibit 10.2 to the Form 10-Q filed on November 19, 2025).

 

 

 

10.52

 

Voting Agreement, dated as of July 28, 2025, by and among IsoBio, Inc., ASP Isotopes Inc. and the Key Holders named therein (incorporated by reference to Exhibit 10.3 to the Form 10-Q filed on November 19, 2025).

 

 

 

10.53

 

Right of First Refusal and Co-Sale Agreement, dated as of July 28, 2025, by and among IsoBio, Inc. ASP Isotopes Inc. and the Key Holders named therein (incorporated by reference to Exhibit 10.4 to the Form 10-Q filed on November 19, 2025).

 

 

 

10.54*+

 

Second Amendment to Executive Employment Agreement between the registrant and Paul Mann dated April 5, 2024.

 

 

 

19.1*

 

Insider Trading Policy.

21.1*

List of Subsidiaries of the Registrant

23.1*

Consent of EisnerAmper LLP, independent registered public accounting firm.

24.1*

Power of Attorney (included as part of the signature page to this report).

31.1*

Certification of Principal Executive Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

31.2*

Certification of Principal Accounting Officer Pursuant to Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

32.1**

Certification of Principal Executive Officer and Financial Officer Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

97.1

Policy Relating to Recovery of Erroneously Awarded Compensation, effective October 2, 2023 2023 (incorporated by reference to Exhibit 97.1 to the Form 10-K filed on April 10, 2024).

99.1

License Agreement, dated as of February 16, 2024, among ASP Isotopes UK Limited, as licensor, and Quantum Leap Energy LLC and Quantum Leap Energy Limited, as licensee (incorporated by reference to Exhibit 99.4 to the Form 8-K filed on February 29, 2024).

99.2

EPC Services Framework Agreement, dated as of February 16, 2024, between ASP Isotopes Inc. and Quantum Leap Energy LLC (incorporated by reference to Exhibit 99.5 to the Form 8-K filed on February 29, 2024).

101.INS

Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because XBRL tags are embedded within the Inline XBRL document

101.SCH

Inline XBRL Taxonomy Extension Schema With Embedded Linkbase Documents

104

Cover Page Interactive Data File (embedded within the Inline XBRL document)

* Filed herewith.

152


 

** Furnished herewith.

+ Management contract or compensatory plan or arrangement.

Item 16. Form 10-K Summary

None.

153


 

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized, on the 10th day of April, 2026.

 

 

ASP Isotopes Inc.

By

/s/ PAUL E. MANN

Paul E. Mann

Executive Chairman, Chief Executive Officer and Director

We, the undersigned directors and officers of ASP Isotopes Inc., hereby severally constitute Paul E. Mann and Heather Kiessling, and each of them singly, as our true and lawful attorneys with full power to each of them to sign for us, in our names in the capacities indicated below, any and all amendments to this Annual Report on Form 10-K filed with the Securities and Exchange Commission.

This power of attorney may only be revoked by a written document executed by the undersigned that expressly revokes this power by referring to the date and subject hereof.

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the registrant in the capacities and on the dates indicated.

 

Signature

Title

Date

/s/ PAUL E. MANN

Chief Executive Officer, Executive Chairman and Director (Principal Executive Officer)

April 10, 2026

Paul E. Mann

/s/ HEATHER KIESSLING

Chief Financial Officer (Principal Financial and Accounting Officer)

April 10, 2026

Heather Kiessling

/s/ MICHAEL GORLEY, Ph.D.

Director

April 10, 2026

Michael Gorley, Ph.D.

/s/ RALPH L. HUNTER, Jr.

Director

April 10, 2026

Ralph L Hunter, Jr.

/s/ SIPHO N. MASEKO

Director

April 10, 2026

Sipho N. Maseko

/s/ DUNCAN MOORE, Ph.D.

Director

April 10, 2026

Duncan Moore, Ph.D.

 

 

 

 

 

/s/ ROBERT RYAN

 

Director

 

April 10, 2026

Robert Ryan

 

 

/s/ TODD WIDER, M.D.

Director

April 10, 2026

Todd Wider, M.D.

 

154


FAQ

What are the main business segments of ASP Isotopes (ASPI)?

ASP Isotopes operates three segments: nuclear fuels, specialist isotopes and related services, and construction services. Nuclear fuels focuses on HALEU and Lithium-6, specialist isotopes covers C-14, Si-28, Yb-176 and radiopharmacy assets, while construction services come from Skyline’s civil engineering operations in Hong Kong.

What did ASP Isotopes (ASPI) gain through the Renergen acquisition?

ASP Isotopes acquired all Renergen ordinary shares in exchange for 14,270,000 ASP shares at a 0.09196 exchange ratio. Renergen adds the Virginia Gas Project, including LNG and high-grade helium production supported by South Africa’s first onshore petroleum production right, valid through September 20, 2042.

How is ASP Isotopes (ASPI) involved in HALEU nuclear fuel production?

Through subsidiary QLE, ASP Isotopes is developing enrichment technologies for HALEU. It signed a Loan Agreement with TerraPower for a conditional $22.0 million term loan to help fund a South African enrichment facility and executed HALEU supply agreements totaling up to 150 metric tons from 2028 through 2037.

What isotope products is ASP Isotopes (ASPI) targeting for near-term commercialization?

ASP Isotopes began commercial isotope production in Pretoria in 2025 and targets initial commercial shipments of enriched C-14 in mid-2026, Si-28 in the second quarter of 2026, and Yb-176 in mid-2026 or the third quarter of 2026, using its ASP and Quantum Enrichment technologies.

What strategic radiopharmacy and distribution assets does ASP Isotopes (ASPI) own?

ASP Isotopes holds 51% of PET Labs, a South African radiopharmaceutical producer, with an option to buy the remaining 49% by January 31, 2027 for $2.2 million. It also acquired East Coast Nuclear Pharmacy for $2.5 million to support distribution of its future isotope pipeline.

What early-stage biotech investments has ASP Isotopes (ASPI) made?

ASP Isotopes invested $5.0 million in IsoBio Series Seed-1 Preferred Stock and $10.0 million in Opeongo Series Seed-1 Preferred Stock. Both companies focus on novel therapeutics, and ASP-designated officers hold board seats, aligning isotope supply capabilities with emerging radiotherapeutic and biologic development pipelines.

How is ASP Isotopes (ASPI) planning to separate Quantum Leap Energy?

The board intends to separate QLE into an independent public company listed on a U.S. exchange. A portion of QLE equity would be distributed to ASP stockholders as of a future record date. QLE confidentially submitted a draft Form S-1 in November 2025, with completion subject to conditions and approvals.