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. Chief Accounting Officer Jessica L. Thomas reported an open-market sale of 4,838 shares of Common Stock at $1.70 per share. After this transaction, she directly holds 1,516,760 shares. This filing reflects a relatively small sale compared with her remaining position.
Soluna Holdings, Inc. filed an amended current report to add detailed financial information for its acquisition of Briscoe Wind Farm, LLC and related pro forma results. The company acquired 100% of Briscoe for total cash consideration of approximately $55.9 million, including settlement of pre-existing obligations.
Briscoe operates a 150 MW wind project in Texas and generated 2025 revenue of $8,950,927 but recorded a net loss of $14,773,838. As part of the transaction, Soluna amended its credit agreement to create a $12.5 million Tranche C loan and issued a pre-funded warrant for 700,000 shares plus common warrants for up to 2,000,000 additional shares.
The unaudited pro forma condensed combined statements treat the acquisition as if it occurred on January 1, 2025. On this basis, combined 2025 revenue would have been $35,081,000 and net loss attributable to Soluna $54,129,000, or $1.82 per basic and diluted share on 29,748,848 weighted-average shares.
Soluna Holdings, Inc Chief People Officer Mary Jennifer O'Reilly reported selling all of her holdings of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock. She executed two open-market sales totaling 6,800 shares on June 10 and 11, 2026 at prices of $10.80 and $11.10 per share. Following these transactions, she directly owns 0 shares of this preferred stock.
Soluna Holdings, Inc Chief Accounting Officer Jessica L. Thomas reported an open-market sale of 2,500 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock at $10.90 per share. After this transaction, she directly holds 900 preferred shares.
Soluna Holdings, Inc. Chief People Officer Mary Jennifer O’Reilly reported an open-market sale of 6,600 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock at $10.80 per share on June 8, 2026. After this sale, she directly holds 6,800 preferred shares.
Soluna Holdings entered a joint venture with a Metrobloks-managed affiliate to develop Project Kati 2, a multi-phase data center campus in Willacy County, Texas. Soluna’s subsidiary manages the venture, holds the Class A interests, and contributed the Phase I property, a Phase II purchase agreement, and about $3.5 million of operating expenses.
Subject to closing the land purchase, Soluna committed roughly $19.0 million to acquire the Phase II property and up to $2.0 million for additional operating costs. After its capital is repaid, plus a 14% IRR and $100,000 per Gross PPA MW of Kati 2, future distributions will be split 50/50 with the Metrobloks member.
A related business update highlights steady operations at Kati 1, completed repairs and hosting deployments at Project Dorothy, progress on AI/HPC projects Kati 2, Dorothy 3, and Grace, and continued integration of the 150 MW Briscoe Wind Farm asset.
TOPOREK MICHAEL reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings director Michael Toporek received a large equity grant. He was awarded 7,310,534 restricted stock awards of Soluna Holdings common stock at a stated price of $0.00 per share, approved by the Compensation Committee.
After this grant, his directly held common stock position reported in this filing is 17,132,816 shares. The restricted stock will vest in full only when he separates from the company, tying the value of this award to the timing of his eventual departure.
Soluna Holdings director John Bottomley reported two transactions involving the company’s securities. On June 1, 2026, he completed an open-market sale of 1,000 shares of 9.0% Series A Cumulative Perpetual Preferred Stock at $10.0045 per share, leaving him with 26,489 preferred shares held directly.
On the same date, he was granted 726,401 restricted stock awards representing shares of Common Stock at no purchase price, as approved by the Compensation Committee. According to the footnote, these shares will vest 100% upon his separation from the issuer. Following this award, Bottomley directly holds 1,703,559 shares of Common Stock.
Thomas Jessica L. reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings Chief Accounting Officer Jessica L. Thomas received a grant of 726,401 shares of Common Stock as restricted stock awards. The grant was approved by the Compensation Committee and is part of her compensation, not an open-market purchase.
The awards will vest over three years, with 33% vesting on June 1, 2027, another 33% on June 1, 2028, and the remaining 34% on June 1, 2029, provided she remains in service with the company. Following this grant, she directly holds 1,521,598 shares of Soluna Holdings common stock.