Welcome to our dedicated page for MARA Holdings SEC filings (Ticker: MARA), 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.
MARA Holdings, Inc. filings document material-event disclosures for a digital energy and compute infrastructure company with bitcoin mining operations, digital asset holdings, and data center assets. Form 8-K reports include shareholder letters, operating and financial results, earnings-call materials, and material agreements involving the company’s data center portfolio.
Proxy materials disclose board and shareholder voting matters, executive compensation, equity awards, and governance under MARA’s Amended and Restated 2018 Equity Incentive Plan. The filing record also covers capital-structure disclosures, compensatory arrangements, and governance matters tied to compute infrastructure, power arrangements, and public-company reporting.
MARA Holdings Inc reports beneficial ownership of 19,211,414 shares of Common Stock, representing 5.05% of the class. The filing states Vanguard Capital Management has sole power to vote 2,858,975 shares and sole power to dispose of 19,211,414 shares. The disclosure is signed by Ashley Grim on 04/30/2026.
MARA Holdings agreed to acquire 100% of Long Ridge Energy & Power for about $1.5 billion, including assumed debt, making Long Ridge an indirect wholly owned subsidiary. The deal adds a highly efficient 505 MW combined-cycle gas plant in Ohio and over 1,600 acres for an integrated digital infrastructure campus with more than 1 GW of potential capacity.
MARA expects the acquisition to increase its owned and operated capacity by 65% and add roughly $144 million of annualized Adjusted EBITDA at all-in operating costs below $15/MWh. A 364-day senior secured bridge term loan commitment of up to $785 million from Barclays will help finance the transaction, which carries a $75 million reverse termination fee and standard regulatory and contractual closing conditions.
MARA Holdings Inc beneficial ownership reported: Vanguard Portfolio Management LLC beneficially owned 26,585,326 shares of Common Stock, representing 6.99% of the class as reported on the Schedule 13G. The filing shows sole voting power of 145,902 shares and sole dispositive power for 26,585,326 shares. The disclosure attributes holdings to Vanguard Portfolio Management and affiliated business divisions and is signed by Ashley Grim.
MARA Holdings, Inc. Chief Executive Officer Frederick G. Thiel reported an open-market sale of 27,505 shares of Common Stock at $11.68 per share. The transaction occurred on April 17, 2026 and was executed under a pre-arranged Rule 10b5-1 trading plan.
After this sale, Thiel directly holds 4,725,219 shares of MARA Holdings Common Stock, indicating he retains a substantial equity position while reducing his holdings by this reported amount.
MARA Holdings, Inc. General Counsel Nowaid Zabi reported an open-market sale of Common Stock. On April 17, 2026, he sold 42,090 shares at $12.00 per share under a pre-arranged Rule 10b5-1 trading plan. After this transaction, he directly holds 1,007,047 shares of MARA Holdings Common Stock.
MARA Holdings, Inc. Chief Financial Officer Salman Hassan Khan reported an insider transaction involving company common stock. On April 17, 2026, a trust associated with him completed an open-market sale of 16,000 shares at $11.68 per share.
The shares were held indirectly through the S & N Khan Family Trust, where Khan and his spouse serve as trustees and family members are beneficiaries. After this sale, the trust still holds 441,066 shares indirectly, and Khan also holds 1,797,111 shares directly, indicating he retains a substantial stake in MARA Holdings.
MARA Rule 144 notice for proposed sale of 16,000 shares of Common Stock associated with a restricted stock vesting event. The record shows prior dispositions by The S&N Khan Family Trust of 16,000 shares on 02/17/2026 ($122,560) and 16,000 shares on 03/17/2026 ($146,880).
Issuer filed a Form 144 reporting a proposed resale of 27,505 shares of Common Stock. The filing lists these shares as issued in connection with Restricted Stock Vesting on 01/31/2024 under compensation.
The excerpt shows three sales by The Thiel Living Trust: 01/20/2026 (27,505 shares for $297,054.00), 02/17/2026 (27,505 shares for $210,688.30), and 03/17/2026 (27,505 shares for $252,495.90). Trading venue is NASDAQ.
MARA Holdings, Inc. Chief Financial Officer Salman Hassan Khan reported routine tax-related share dispositions. On April 1, 2026, a total of 40,272 shares of common stock were withheld at prices of $8.16 and $8.04 per share to cover his tax liability from vesting restricted stock units, and the footnote clarifies these were not open market sales. After these withholding transactions, he directly owned 1,911,012 shares of common stock and indirectly held 343,165 shares through the S & N Khan Family Trust, where he and his spouse are trustees and his immediate family are the sole beneficiaries.