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) reported that Chief Executive Officer and director John Belizaire sold 1,000 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock on 2026-09-01 at $11.91 per share. After this Rule 10b5-1 plan trade, he directly holds 98,042 preferred shares.
Soluna Holdings, Inc (SLNH) received a notice that John Belizaire, identified as an officer, intends to sell 1,000 shares of preferred stock under Rule 144. The shares are to be sold through Fidelity Brokerage Services LLC, with an indicated aggregate value of $11,910.00 on the NASDAQ.
The 1,000 preferred shares were acquired from the issuer on June 1, 2024 as compensation. The proposed sale date referenced is September 1, 2026. The Form 144 notice is signed by Audrey Skillern as a duly authorized representative of Fidelity, acting as attorney-in-fact for John Belizaire.
Soluna Holdings, Inc (SLNH) reported that its Chief Financial Officer, Michael Picchi, purchased 20,000 shares of common stock on 2026-08-28 in an open market or private transaction at $1.13 per share. Following this transaction, he directly holds 1,431,250 common shares. The filing indicates the trade was not made under a Rule 10b5-1 trading plan.
Soluna Holdings, Inc (SLNH) reported that its Chief Executive Officer and director, John Belizaire, purchased 50,000 shares of common stock on 2026-08-26 at $1.20 per share in an open-market or private transaction. Following this buy, he directly holds 7,063,105 shares of Soluna common stock. The filing indicates the Rule 10b5-1 checkbox was not marked as an affirming trading plan.
Soluna Holdings, Inc (SLNH) director William P. Phelan reported selling a total of 14,961 shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock (ticker SLNHP) in three transactions. The sales occurred on August 25, 26, and 27, 2026 at prices between $12.00 and $12.09 per share in open-market or private transactions. Post-transaction preferred holdings are not stated in this filing.
Soluna Holdings, Inc (SLNH) director William P. Phelan reported selling shares of the company’s 9.0% Series A Cumulative Perpetual Preferred Stock (SLNHP). He sold 5,000 shares at $11.66 per share on August 24, 2026 and 8,843 shares at $12.29 per share on August 21, 2026, all held directly. The filing does not state his post-transaction holdings, and the transactions were not reported as made under a Rule 10b5-1 trading plan.
Soluna Holdings, Inc. (SLNH) reported that one of its subsidiaries entered into a co-mining agreement with Dory Creek, LLC, a wholly owned subsidiary of Bitdeer Technologies Group. Under this agreement, Bitdeer will deploy about 28 MW of Bitcoin mining equipment, representing roughly 1.93 EH/s of hash rate, at Soluna’s wind-powered Project Kati 1 data center in South Texas. Deployment is expected to begin in September 2026 and ramp in batches. Project Kati 1 is described as an 83 MW site, contributing to Soluna’s total of 192 MW of operating data center capacity and a development pipeline of 6.3 GW across projects in various stages.
Soluna Holdings, Inc (SLNH) reported that its Chief Financial Officer, Michael Picchi, purchased company common stock in two open‑market transactions. On 2026-08-24 he bought 10,000 shares at $1.14 per share, and on 2026-08-20 he bought 20,000 shares at $1.15 per share, all held as direct ownership. The filing indicates these trades were not made under a Rule 10b5-1 trading plan.
Soluna Holdings, Inc. (SLNH) is holding a virtual 2026 annual stockholder meeting on October 16, 2026. Holders of common stock at the August 21, 2026 record date (246,702,047 shares outstanding) may vote.
Stockholders are asked to elect three Class III directors (including new nominee Daniel Golding), approve a large increase in authorized common stock from 375,000,000 to 1,000,000,000 shares, approve on an advisory basis named executive officer pay, ratify KPMG LLP as auditor for 2026, and approve, for Nasdaq Listing Rule 5635(d) purposes, the potential issuance of 20% or more of outstanding common stock under a Standby Equity Purchase Agreement with YA II PN, Ltd. An adjournment proposal would allow the meeting to be adjourned if support for key items is insufficient. The Board, which has a majority of independent directors and standing Audit, Compensation, Nominating and Executive Committees, recommends voting FOR all director nominees and proposals. The proxy also details substantial equity-based compensation for executives and directors and reports net losses of $56.9 million in 2025 and $58.3 million in 2024.