ENDRA relays ASP Isotopes helium plant commissioning

Rhea-AI Filing Summary

ENDRA Life Sciences Inc. (NDRA) is associated as issuer with a report describing a Reg FD communication by ASP Isotopes Inc. ASP Isotopes announced that Tetra4 Proprietary Limited, a subsidiary of Renergen Limited and developer of the Virginia Gas Project, has entered the commissioning phase of ASP Isotopes’ liquid helium plant. The news is conveyed through a press release furnished as an exhibit and is treated as a non-filed, forward‑looking information disclosure under applicable securities laws.

Key Figures

Press release date: August 20, 2026 Exhibit number: 99.1 Exhibit number: 104

3 metrics

Press release date August 20, 2026 Date of the press release announcing commissioning phase of the liquid helium plant

Exhibit number 99.1 Press Release dated August 20, 2026 furnished as an exhibit

Exhibit number 104 Cover Page Interactive Data File embedded within the Inline XBRL document

Key Terms

Regulation FD, commissioning phase, forward-looking, Private Securities Litigation Reform Act of 1995

4 terms

Regulation FD regulatory

"Item 7.01 Regulation FD Disclosure"

Regulation FD is a rule that prevents company insiders, like executives, from sharing important information with some people before others get it. It matters because it helps ensure all investors have equal access to key news, making the stock market fairer and reducing chances of insider trading.

commissioning phase technical

"has entered the commissioning phase of the Company’s liquid helium plant"

The commissioning phase is the stage after construction when a new facility, system, or piece of equipment is tested, calibrated, and brought into normal operation to confirm it meets design, safety, and performance requirements. For investors, this phase matters because it signals when capital projects move from spending and technical risk toward revenue generation and routine operating costs—like turning on a factory and proving it actually produces what was promised.

forward-looking regulatory

"indicating that certain statements contained therein are “forward-looking”"

Forward-looking describes statements, estimates or projections about a company’s future performance, plans or expectations rather than past results. Like a weather forecast for a business, these predictions help investors form expectations and decide whether to buy, hold or sell, but they are not guarantees and can change if conditions differ from assumptions. Investors use them to gauge management’s strategy and potential risks and rewards.

Private Securities Litigation Reform Act of 1995 regulatory

"“safe harbor” language pursuant to the Private Securities Litigation Reform Act of 1995"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did NDRA’s associated report disclose about ASP Isotopes’ helium plant?

The report states that ASP Isotopes’ partner Tetra4 has entered the commissioning phase of ASP Isotopes’ liquid helium plant at the Virginia Gas Project, as announced in a furnished press release containing forward-looking statements.

When was the press release in NDRA’s associated report issued?

The press release was issued on August 20, 2026. It announces that Tetra4, a subsidiary of Renergen Limited, has begun commissioning ASP Isotopes’ liquid helium plant linked to the Virginia Gas Project.

What is the role of Tetra4 in the disclosure associated with NDRA?

Tetra4 Proprietary Limited is described as a subsidiary of Renergen Limited and the developer of the Virginia Gas Project. It has entered the commissioning phase of ASP Isotopes’ liquid helium plant according to the disclosed press release.

How is the press release in NDRA’s associated report treated under U.S. securities laws?

The press release is furnished under Regulation FD and is expressly stated as not being “filed” for purposes of Section 18 of the Exchange Act or Sections 11 and 12(a)(2) of the Securities Act.

Does NDRA’s associated report mention forward-looking statements?

Yes. The press release is said to include “safe harbor” language under the Private Securities Litigation Reform Act of 1995, indicating that certain statements are forward-looking rather than purely historical in nature.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/20/2026 - 08:11 AM EDT Accepted by SEC EDGAR 08/20/2026 - 08:10 AM EDT Learn about SEC filing dates

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): August 20, 2026

ASP Isotopes Inc.

(Exact name of Registrant as Specified in Its Charter)

Delaware			001-41555	87-2618235
(State or Other Jurisdiction of Incorporation)			(Commission File Number)	(IRS Employer Identification No.)
2200 Ross Avenue Suite 4575E
Dallas, Texas				75201
(Address of Principal Executive Offices)				(Zip Code)

Registrant’s Telephone Number, Including Area Code: (214) 432-8219

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☒Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

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

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, par value $0.01		ASPI		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

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. ☐

Item 7.01 Regulation FD Disclosure.

On August 20, 2026, ASP Isotopes Inc. (the “Company”) issued a press release announcing that Tetra4 Proprietary Limited, a subsidiary of Renergen Limited (“Renergen”) and the developer of the Virginia Gas Project, has entered the commissioning phase of the Company’s liquid helium plant, which is attached hereto as Exhibit 99.1 and is incorporated by reference herein (the “Press Release”).

The information in this Item 7.01 and in the Press Release shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended, and shall not be incorporated by reference into any filing with the U.S. Securities and Exchange Commission, whether made by the Company before or after the date hereof, regardless of any general incorporation language in such filing.

The Press Release includes “safe harbor” language pursuant to the Private Securities Litigation Reform Act of 1995, as amended, indicating that certain statements contained therein are “forward-looking” rather than historical.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.	Description
99.1	Press Release dated August 20, 2026.
104	Cover Page Interactive Date File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

			ASP ISOTOPES INC.
Date:	August 20, 2026	By:	/s/ Donald G. Ainscow
		Name: Title:	Donald G. Ainscow Executive Vice President, General Counsel and Secretary