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Soluna (NASDAQ: SLNH) details 4.3GW pipeline, $142M capital raised and AI plans

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Soluna Holdings, Inc. provides a March 2026 business update highlighting record 2025 growth, a development pipeline above 4.3 GW, a total of $142 million raised, and the launch of AI infrastructure initiatives.

The company reports strong Bitcoin hosting operations at its Project Dorothy sites, substantial completion and commissioning of the 48 MW Kati 1A Galaxy facility, and continued construction of the 35 MW Kati 1B site. It is advancing Project Kati 2 and Project Grace for AI and high-performance computing, including site design, power options, and long-lead equipment procurement. The update also notes broader pipeline progress across multiple U.S. power markets and the appointment of KPMG LLP as new independent auditor for the fiscal year ended December 31, 2026.

Positive

  • Soluna reports record 2025 growth with a development pipeline exceeding 4.3 GW, indicating substantial expansion across Bitcoin hosting and AI/HPC projects.
  • The company highlights having raised a total of $142 million, enhancing its financial resources to build out data center infrastructure and advance its project pipeline.
  • Substantial completion of the 48 MW Kati 1A Galaxy facility ahead of schedule, along with continued progress on Kati 1B and other sites, shows tangible execution against its growth plans.

Negative

  • None.

Insights

Soluna reports record growth, major capital raised, and a 4.3 GW development pipeline.

Soluna Holdings outlines a business that is scaling quickly across both Bitcoin hosting and AI/high-performance computing. The company cites record 2025 growth, a development pipeline above 4.3 GW, and a total of $142 million raised, suggesting increased financial capacity to execute its projects.

Operationally, the 48 MW Kati 1A Galaxy facility has reached substantial completion ahead of schedule and is moving into steady-state operations, while Kati 1B construction and multiple Dorothy hosting sites continue to progress. Early-stage AI/HPC projects such as Kati 2 and Grace are moving through design, power procurement, and equipment planning steps.

Strategically, Soluna is deepening relationships with Independent Power Producers across several U.S. grid operators and securing land and power agreements to support future campuses. The appointment of KPMG LLP as auditor for the fiscal year ended December 31, 2026 adds a notable brand-name firm to its governance structure, though financial impacts will depend on future execution and market conditions.

Item 7.01 Regulation FD Disclosure Disclosure
Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Capital raised $142 million Total capital raised referenced in 2025 growth highlights
Development pipeline size 4.3 GW Pipeline surpassed 4.3 GW driven by IPP partnerships and assets
Project Dorothy 1A capacity 25 MW Bitcoin hosting project D1A operating at capacity after deployments
Project Dorothy 1B capacity 25 MW Bitcoin prop-mining project paired with D1A at the Dorothy campus
Project Dorothy 2 capacity 48 MW Bitcoin hosting site with customers at full capacity and minimal curtailment
Project Kati 1 total under construction 83 MW K1A Galaxy 48 MW substantially complete; K1B 35 MW under construction
Project Grace capacity 2 MW AI/HPC hosting project under development
9.0% Series A Cumulative Perpetual Preferred Stock financial
"9.0% Series A Cumulative Perpetual Preferred Stock, par value $0.001 per share"
ERCOT ERS period technical
"ERCOT ERS period successfully completed."
Independent Power Producer (IPP) financial
"driven by existing and new Independent Power Producer (IPP) partnerships"
An independent power producer (IPP) is a privately owned company that builds and runs power plants to sell electricity to utilities, businesses, or on wholesale markets instead of being part of a government utility. For investors, an IPP is like a landlord of energy-generating assets: its income comes from selling kilowatts, so profitability and risk depend on contract terms, fuel or technology costs, and market electricity prices.
Power Purchase Agreements (PPAs) financial
"Finalizing Power Purchase Agreements (PPAs) and Retail Electric Provider (REP) agreements for Project Rosa"
Power purchase agreements (PPAs) are long-term contracts in which a buyer agrees to purchase electricity directly from a specific generator at agreed prices and terms. Like a multi-year subscription for power, PPAs give the seller predictable revenue and the buyer price certainty, which makes energy projects easier to finance and reduces revenue volatility — key factors investors use to assess risk and value.
Letter of Intent (LOI) financial
"An LOI for long-lead gas generation equipment has been signed."
A letter of intent (LOI) is a written document that outlines the main terms and intentions of parties planning to work together or make a transaction. It serves as a preliminary agreement, indicating serious interest and helping to clarify expectations before a formal contract is signed. For investors, an LOI signals that negotiations are progressing and provides a foundation for more detailed agreements to follow.
Retail Electric Provider (REP) financial
"Power Purchase Agreements (PPAs) and Retail Electric Provider (REP) agreements for Project Rosa"
A retail electric provider (REP) is a company that sells electricity plans and customer services to homes and businesses, acting like a store that buys power from the wholesale market and packages it for end users. For investors, REPs matter because their profits depend on how well they manage buying costs, customer acquisition and retention, and pricing risk—similar to a grocer who must balance wholesale food prices, sales, and loyalty to stay profitable.
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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): April 9, 2026

 

SOLUNA HOLDINGS, INC.

(Exact name of Registrant as Specified in Its Charter)

 

Nevada   001-40261   14-1462255

(State or Other Jurisdiction

of Incorporation)

 

(Commission

File Number)

 

(IRS Employer

Identification No.)

 

325 Washington Avenue Extension    
Albany, New York   12205
(Address of Principal Executive Offices)   (Zip Code)

 

Registrant’s Telephone Number, Including Area Code: (516) 216-9257

 

N/A

(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 $0.001 per share   SLNH   The Nasdaq Stock Market LLC
9.0% Series A Cumulative Perpetual Preferred Stock, par value $0.001 per share   SLNHP   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 April 9, 2026, Soluna Holdings, Inc. (the “Company”) issued a press release containing certain previously unreported corporate and operational information which the Company publishes regularly to its website. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated by reference herein.

 

The information in Item 7.01 and in Exhibit 99.1 will not be treated as “filed” for the purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section. This information will not be incorporated by reference into any filing under the Securities Act of 1933 or into another filing under the Exchange Act, unless that filing expressly incorporates this information by reference.

 

Item 9.01 Financial Statements and Exhibits.

 

(d) Exhibits.

 

99.1   Press Release, dated April 9, 2026
     
104   Cover Page Interactive Date File (embedded with the Inline XBRL document)

 

 

 

 

SIGNATURES

 

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

 

  SOLUNA HOLDINGS, INC.
     
Date: April 9, 2026 By: /s/ Michael Picchi
    Michael Picchi
    Chief Financial Officer
    (principal financial officer)

 

 

 

 

Exhibit 99.1

 

Soluna Announces Monthly Business Update

 

ALBANY, NY, April 9, 2026 – Soluna Holdings, Inc. (“Soluna” or the “Company”) (NASDAQ: SLNH), a developer of green data centers for intensive computing applications, including Bitcoin mining and AI, announced its March 2026 project site-level operations, developments, and updates.

 

The Company has provided the following Corporate and Site Updates.

 

Key Company Metrics:

 

The monthly metrics are now available here.

 

Corporate Highlights:

 

Soluna Reports Record 2025 Growth: Pipeline Hits 4.3GW, Raises $142 Million, and Launches AI Infrastructure
   
CEO John Belizaire hosts Metrobloks CEO Ernest Popescu on Soluna’s Clean Integration Podcast to discuss AI infrastructure and Project Kati 2.
   
New AMA answers investors’ and community questions about Soluna’s financing strategy and project pipeline.
   
Soluna names KPMG, LLP as the new independent registered public accounting firm for the fiscal year ended December 31, 2026. See Form 8-K for more information.

 

 

 

 

Key Project Updates:

 

Project Dorothy 1A (25 MW, Bitcoin Hosting) / Project Dorothy 1B (25 MW, Bitcoin Prop-Mining):

 

Operations at D1A remained at capacity throughout the month following the completion of the 20MW Blockware and Canaan deployments.
   
Transformer repair work impacted the availability of two MDCs at D1A. We expect the MDCs to return to service in April.
   
ERCOT ERS period successfully completed.

 

Project Dorothy 2 (48 MW, Bitcoin Hosting):

 

Operations remained strong for the month, with all customers at full capacity and minimal curtailment.
   
ERCOT ERS period successfully completed.

 

Project Sophie (25 MW, Bitcoin Hosting):

 

Operations remained strong for the month, with all customers at full capacity.

 

Project Kati 1 (83 MW Under Construction, Bitcoin Hosting):

 

Substantial completion of all phases (1-3) of K1A Galaxy (48 MW) has been achieved ahead of schedule. The facility has been fully commissioned and is transitioning to steady-state operations.
   
Construction of K1B (35 MW, Soluna MDCs / Cormint Containers): Cormint containers have been received at the site and are being installed (12 MW). Construction on the remaining phases of Soluna MDCs (23MW) continues to progress as planned.

 

 

 

 

 

Project Kati 2 (Under Development, AI/HPC Hosting):

 

Hyperscaler and neocloud interest, due diligence, and discussions remain active.
   
Additional on-site generation options, including solar and gas, are under evaluation. An LOI for long-lead gas generation equipment has been signed.
   
A campus expansion roadmap targeting a materially larger scale is under development.
   
An Architectural and Engineering firm has been selected following a competitive design RFP. Design activity is expected to commence in mid-April 2026.
   
Procurement workstreams for long-lead data center equipment are underway.

 

Project Grace (2 MW Under Development, AI/HPC Hosting):

 

Finalizing technical simulations with our OEM partner, confirming that the selected technology solution meets ERCOT grid stability and low-voltage ride-through requirements for AI load integration.

 

 

 

 

Pipeline Highlights:

 

The development pipeline surpassed 4.3 GW, driven by existing and new Independent Power Producer (IPP) partnerships and asset opportunities across several U.S. Independent (Grid) System Operators (ISOs).
   
Finalizing Power Purchase Agreements (PPAs) and Retail Electric Provider (REP) agreements for Project Rosa; Ellen and Hedy agreements now finalized, pending signatures.
   
Advancing land due diligence activities and PPA negotiations for Projects Annie, Gladys, and Fei.
   
Projects Annie, Gladys, and Fei are now being advanced outside of the ERCOT Large Flexible Load Batch study process, leveraging the sub-75 MW interconnection pathway to accelerate development timelines.
   
Continuing to advance partnership opportunities and evaluate potential assets with multiple IPPs across the U.S. ISOs.
   
Executed a Letter of Intent (LOI) for land acquisition supporting the Dorothy campus expansion, and are currently negotiating the definitive Purchase and Sale Agreement (PSA).

 

Customer Success:

 

Completing MW deployments across new & expanding partnership agreements secured previously at Project Dorothy 1 & 2.

 

View Soluna’s recent AMA here.

 

Soluna’s updated glossary of terms is available here.

 

 

 

 

Safe Harbor Statement

 

This announcement contains forward-looking statements. These statements are made under the “safe harbor” provisions of the U.S. Private Securities Litigation Reform Act of 1995. These forward-looking statements include all statements, other than statements of historical fact, regarding our current views and assumptions with respect to future events regarding our business and our expectations with respect to the development, construction, commissioning, and operation of our project pipeline, including Project Kati 1 and Project Kati 2, the development of Project Grace, the expansion of hosting arrangements at Project Dorothy 1B, the expected return to service of equipment at Project Dorothy 1A, our ability to develop and deploy AI and high-performance computing infrastructure, the growth and conversion of our project pipeline, and other statements that are predictive in nature. These forward-looking statements can be identified by terminology such as “will,” “expects,” “anticipates,” “future,” “intends,” “plans,” “believes,” “estimates,” “confident,” and similar statements. Readers are cautioned that any forward-looking information provided by us or on our behalf is not a guarantee of future performance. Actual results may differ materially from those contained in these forward-looking statements as a result of various factors disclosed in our filings with the Securities and Exchange Commission (“SEC”), including the “Risk Factors” section of our Annual Report on Form 10-K filed with the SEC on March 31, 2025. All forward-looking statements speak only as of the date on which they are made, and we undertake no duty to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise, except to the extent required by law.

 

About Soluna Holdings, Inc. (Nasdaq: SLNH)

 

Soluna is on a mission to make renewable energy a global superpower, using computing as a catalyst. The company designs, develops, and operates digital infrastructure that transforms surplus renewable energy into global computing resources. Soluna’s pioneering data centers are strategically co-located with wind, solar, or hydroelectric power plants to support high-performance computing applications, including Bitcoin Mining, Generative AI, and other compute-intensive applications. Soluna’s proprietary software MaestroOS(™) helps energize a greener grid while delivering cost-effective and sustainable computing solutions and superior returns. To learn more, visit solunacomputing.com and follow us on:

 

LinkedIn: https://www.linkedin.com/company/solunaholdings/

X (formerly Twitter): x.com/solunaholdings

YouTube: youtube.com/c/solunacomputing

Newsletter: bit.ly/solunasubscribe

Resource Center: solunacomputing.com/resources

 

Soluna regularly posts important information on its website and encourages investors and potential investors to consult the Soluna investor relations and investor resources sections of its website regularly.

 

Contact Information

 

Public Relations

West of Fairfax for Soluna

Soluna@westof.co

 

 

 

FAQ

What did Soluna Holdings (SLNH) announce in its April 2026 business update?

Soluna Holdings provided a March 2026 update highlighting record 2025 growth, a development pipeline above 4.3 GW, total capital raised of $142 million, and the launch of AI infrastructure initiatives, alongside detailed progress at its Dorothy, Kati, and Grace data center projects.

How large is Soluna Holdings’ (SLNH) current development pipeline?

Soluna reports its development pipeline has surpassed 4.3 GW. This growth is driven by a mix of existing and new Independent Power Producer partnerships and asset opportunities across several U.S. Independent System Operators, supporting both Bitcoin hosting and emerging AI/high-performance computing projects.

How much capital has Soluna Holdings (SLNH) raised according to the update?

The company states it has raised a total of $142 million. This additional capital is intended to support its expanding portfolio of green data centers, including Bitcoin mining and AI infrastructure projects such as the Kati campus and other pipeline developments across U.S. power markets.

What progress has Soluna Holdings (SLNH) made on Project Kati 1 and Kati 2?

For Kati 1, Soluna reports substantial completion of all phases of the 48 MW K1A Galaxy facility and ongoing construction of the 35 MW K1B site. Project Kati 2 is under development for AI/HPC hosting, with design, power options, campus expansion planning, and long-lead equipment procurement underway.

Which auditor did Soluna Holdings (SLNH) appoint for fiscal year 2026?

Soluna has named KPMG LLP as its new independent registered public accounting firm for the fiscal year ended December 31, 2026. This appointment brings a globally recognized audit firm into its governance framework for upcoming financial reporting periods.

How are Soluna Holdings’ (SLNH) existing Bitcoin hosting projects performing?

The update notes strong operations at Project Dorothy 1A and 2, with hosting sites largely at capacity and ERCOT ERS periods successfully completed. Some transformer repair at Dorothy 1A temporarily affected two modular data centers, which are expected to return to service in April 2026.

Filing Exhibits & Attachments

6 documents