Welcome to our dedicated page for Soluna Holdings SEC filings (Ticker: SLNH), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Soluna Holdings, Inc. filings document the company’s renewable-powered data-center business, capital structure, material agreements, and Nasdaq listing matters. Its Form 8-K reports include Regulation FD disclosures for customer deployments at Project Dorothy, partnership expansions for Bitcoin mining and AI workloads, and notices related to Nasdaq continued-listing compliance.
Soluna’s regulatory record also covers acquisition and financing activity, including membership interests in the Dorothy 1A Project Company and related promissory-note financing. Registration statements and current reports describe securities offered by selling holders, common stock, 9.0% Series A cumulative perpetual preferred stock, governance matters, and risk disclosures tied to its data-center and renewable-energy operations.
Soluna Holdings, Inc. (SLNH) announced that it has closed the purchase of 397 acres in Briscoe County, Texas. The site will host Project Dorothy 3, a planned renewable-first AI computing campus with potential capacity of up to 300 MW.
The newly acquired land sits adjacent to Soluna’s existing Projects Dorothy 1 and 2 and to the 150 MW Briscoe Wind Farm, which the company acquired in April. The wind farm’s substation is directly across from the property, positioning Dorothy 3 for direct, behind-the-meter access to power that Soluna owns.
Soluna states that the 397 acres exceeds the 300 acres originally identified for the campus, giving room to add data halls if additional generation or storage becomes available. Project Dorothy 3 is part of a development pipeline of approximately 6.3 GW, and Soluna currently operates about 192 MW of energized capacity.
Soluna Holdings, Inc (SLNH) director William P. Phelan reported selling a total of 6,157 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock. The sales occurred on August 19, 2026 (5,000 shares at $12.61) and August 20, 2026 (1,157 shares at $12.45) in open market or private transactions.
Soluna Holdings, Inc (SLNH) has a director, William Phelan, filing a notice of proposed sale of 43,188 shares of preferred stock under Rule 144. The securities are held at Charles Schwab and have an aggregate market value of $539,418.12, with 244,590,575 preferred shares outstanding as context.
The preferred shares to be sold were acquired on 06/01/2026 from the issuer as a stock grant categorized as equity compensation. In the preceding three months, William Phelan reported Rule 144 sales of preferred stock on 06/17/2026 (10,113 shares for $108,661.79), 06/18/2026 (4,813 shares for $52,916.41), and 06/22/2026 (3,074 shares for $33,791.90).
Soluna Holdings, Inc (symbol SLNH) director Edward R. Hirshfield reported a sale of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock. On 2026-08-17, he sold 9,007 shares at a footnote-qualified average price of about $12.34 per share, leaving 0 shares of this security reported as directly owned afterward.
A footnote explains that the reported price reflects an average of multiple sale lots executed between $12.23 and $12.45 per share, and that full lot-level details are available to the SEC staff upon request.
Soluna Holdings, Inc. is calling a virtual annual stockholder meeting on October 16, 2026 to vote on several matters. Stockholders will elect three Class III directors to terms ending in 2029, consider an amendment to increase authorized common stock from 375,000,000 to 1,000,000,000 shares, and vote on an advisory resolution approving executive compensation. Other items include ratifying KPMG LLP as independent auditor for 2026, approving for Nasdaq Listing Rule 5635(d) purposes the potential issuance of 20% or more of current common stock under a Standby Equity Purchase Agreement with YA II PN, Ltd., and permitting adjournment if needed to secure sufficient votes.
For 2025 the company reported a net loss of $56.991 million. CEO John Belizaire’s total compensation was $6.0 million, and Executive Chairman Michael Toporek received $12.5 million, largely in equity awards. As of August 10, 2026 there were 244,590,575 common shares outstanding; insiders and directors as a group beneficially owned about 15.5%, and one outside holder owned 6.3%.
Soluna Holdings, Inc. reported rapid top-line growth but significantly higher losses for the six months ended June 30, 2026. Total revenue rose to $24.5 million from $12.1 million a year earlier, driven mainly by data hosting revenue of $19.3 million versus $5.5 million, plus new wind energy generation revenue of $0.4 million.
Despite this growth, the company recorded a net loss attributable to Soluna of $38.2 million compared with $14.9 million in the prior-year period, and an operating loss of $33.6 million. Operating cash outflow was $11.6 million. Total assets increased to $293.5 million, including $137.8 million of property, plant and equipment and $6.1 million of intangible assets.
Cash and restricted cash totaled $131.3 million, supported by substantial equity issuances and new debt. Total debt outstanding was $33.1 million, largely under a Generate Lending credit facility that is classified as current because of forward debt service coverage covenant constraints, even though lenders have provided near-term covenant relief. The company completed a $55.9 million asset acquisition of the 150 MW Briscoe wind project, adding wind revenue and an asset retirement obligation of $3.6 million. A contract termination related to an HPE cloud services agreement left a $19.3 million liability outstanding.
Soluna Holdings, Inc., a developer of green data centers for Bitcoin mining and AI, reported strong top-line growth but continued losses for the quarter ended June 30, 2026. Q2 2026 revenue was $15,060 thousand, a 145% year-over-year increase, driven mainly by data hosting and new wind energy generation revenue. This marked the company’s fifth consecutive quarter of sequential revenue growth.
Despite the revenue expansion, profitability remained negative. Soluna recorded an operating loss of $16,943 thousand and a net loss attributable to Soluna of $20,709 thousand in Q2, with significant general and administrative expenses and interest costs. EBITDA and Adjusted EBITDA were also negative, though Adjusted EBITDA improved relative to EBITDA after adding back non-cash items such as stock-based compensation.
Operationally, management highlighted a development pipeline of approximately 6.3 gigawatts, including the Dorothy 3 campus at 300 megawatts and 583 megawatts of additional AI-focused sites. Soluna completed vertical integration at its flagship Dorothy 1 project and formed a Kati 2 AI joint venture with Metrobloks. On the balance sheet, cash was $113,364 thousand and total assets were $293,514 thousand as of June 30, 2026, supported by substantial equity and debt financing activity.
Soluna Holdings, Inc. received a Schedule 13G reporting that Robert L. Bugbee is a beneficial owner of its common shares. Bugbee reports beneficial ownership of 15,414,507 Soluna common shares, representing 9.77% of the outstanding class. He reports sole voting and sole dispositive power over all 15,414,507 shares, with no shared voting or dispositive power. The filing lists his citizenship as the United Kingdom and his address in Monaco.
Soluna Holdings, Inc., a Nevada corporation listed on Nasdaq, uses a current report under Regulation FD to publicly announce that it has published an investor 'Ask Me Anything' (AMA) session on its website. The AMA, posted on August 5, 2026, features management answering investor questions on matters relevant to the company and is available in the 'For Investors' section of its site.
The company states that the AMA information is furnished under the Exchange Act rather than filed, is not subject to Section 18 liability, and will only be incorporated by reference into future Securities Act or Exchange Act reports if those reports expressly state such incorporation.
Carver Ryan reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings, Inc. granted its Chief Development Officer, Ryan Carver, 3,200,000 restricted stock units representing shares of Common Stock, par value $0.001 per share. The RSUs vest 33% on July 13, 2027, 33% on July 13, 2028, and 34% on July 13, 2029, subject to his continued service with the company.