Welcome to our dedicated page for SOLUNA HOLDINGS SEC filings (Ticker: SLNHP), 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 material events, project agreements, capital-structure disclosures, and governance matters for a renewable-powered data center operator with common stock and 9.0% Series A Cumulative Perpetual Preferred Stock outstanding. The filing record includes Form 8-K disclosures for Regulation FD releases, customer and hosting arrangements, and material definitive agreements involving data center projects.
Recent filings describe Soluna Digital Inc., a wholly owned subsidiary, acquiring full ownership of the Dorothy 1A project company, which owns a wind-powered data center campus in Silverton, Texas focused on bitcoin hosting. They also disclose related securities purchase and promissory note arrangements, preferred stock listing information for SLNHP, and formal exhibits used to report partnerships, project capacity, financing, and operating developments.
Lipman Matthew E. reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings director Matthew E. Lipman received a grant of 726,401 shares of common stock as restricted stock awards. The awards carry a stated price of $0.0000 per share and were approved by the Compensation Committee. These shares will vest 100% upon his separation from the company, bringing his direct holdings to 1,703,803 shares of common stock.
Hirshfield Edward R reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings director Edward R. Hirshfield received a large equity grant. He was awarded 726,401 restricted stock awards of Soluna Holdings common stock at a price of $0.0000 per share as compensation, not through an open-market purchase.
According to the disclosure, these shares will vest 100% when he separates from the company. After this grant, Hirshfield directly holds a total of 1,702,719 shares of Soluna Holdings common stock, increasing his personal equity stake and further aligning his interests with shareholders.
Soluna Holdings, Inc Chief Executive Officer John Belizaire reported compensation-related share movements involving the company’s common stock. He received a grant of 3,018,802 restricted stock awards approved by the Compensation Committee, which vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, subject to continued service.
On the same date, 58,984 shares were disposed of at $1.67 per share to cover tax obligations, a tax-withholding disposition rather than an open-market sale. Following these transactions, he directly holds 7,072,089 shares of common stock.
Marusak Thomas J reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings director Thomas J. Marusak received a grant of 849,556 restricted shares of common stock. The award carries a stated price of $0.0000 per share and was approved by the Compensation Committee. These restricted stock awards will vest 100% when he separates from the company.
Following this grant, Marusak directly holds a total of 1,998,596 shares of Soluna Holdings common stock. The grant represents equity-based compensation rather than an open-market purchase.
OReilly Mary Jennifer reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings, Inc. reported that Chief People Officer Mary Jennifer O’Reilly received a grant of 726,401 restricted stock awards of common stock at no stated purchase price. These awards vest 33% on June 1, 2027, 33% on June 1, 2028, and 34% on June 1, 2029, if she remains in service. Following this compensation grant, she directly holds 1,703,675 shares of Soluna common stock.
MICHAELS DAVID C reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings, Inc director David C. Michaels received a large equity grant. He was awarded 849,556 shares of Common Stock as restricted stock awards approved by the Compensation Committee. The award price is listed as $0.0000 per share, reflecting a compensation grant rather than a market purchase.
Following this grant, Michaels directly holds 2,029,343 shares of Soluna common stock. According to the footnote, the restricted shares will vest 100% when he separates from the company, tying the value of this award to the timing of his departure.
Phelan William P reported acquisition or exercise transactions in this Form 4 filing.
Soluna Holdings director William P. Phelan reported a grant of 973,307 restricted stock awards of Common Stock. The award was approved by the Compensation Committee and carries a price of $0.0000 per share, indicating it is a compensation grant rather than a market purchase.
According to the filing, all of these shares will vest 100% upon Phelan's separation from Soluna Holdings, tying the benefit to his continued service until that point. After this grant, Phelan directly holds 2,292,022 shares of Common Stock, giving context for the size of this compensation-related award.
Soluna Holdings, Inc. Chief Executive Officer John Belizaire reported an open-market sale of 1,000 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock at $10.40 per share. After this transaction, he directly holds 99,042 preferred shares. The filing notes the trade was executed under a pre-arranged Rule 10b5-1 trading plan, indicating it was scheduled in advance rather than timed discretionarily.
Soluna Holdings reported a Form 144 notice that an affiliated holder disposed of shares. The filing shows John Belizaire sold 1,000 shares of Common Stock on 04/06/2026 for $7,250. The filing lists brokerage information for Fidelity Brokerage Services and includes dated security lines for preferred and compensation-related entries.
Soluna Holdings, Inc. Schedule 13G filing reports that Robert L. Bugbee beneficially owns 13,336,362 shares of Common Stock, representing 8.5% of the class as stated. The filing lists sole voting and dispositive power over the same 13,336,362 shares.