Every Form 4 that TeraWulf Inc. (WULF) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow WULF and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full WULF filings page.
TeraWulf Inc. director Steven T. Pincus had 50 shares of Series A Convertible Preferred Stock mandatorily converted by the company into 7,097 shares of common stock on 12/09/2025, as part of a mandatory conversion of all preferred shares.
After this transaction, he beneficially owns 336,365 shares of TeraWulf common stock directly and no longer holds any Series A Convertible Preferred Stock. The conversion price for the preferred stock was $10.00 per share of Preferred Stock, as previously disclosed by the company.
Terawulf Inc. insider Kerri M. Langlais, a director and Chief Strategy Officer, reported a mandatory conversion of preferred stock into common shares.
On 12/09/2025, 251 shares of Series A Convertible Preferred Stock were converted into 35,629 shares of common stock under the issuer’s mandatory conversion of all Preferred Stock. After this transaction, Langlais beneficially owned 3,572,105 Terawulf common shares directly and 864,701 shares indirectly through the Langlais Family 2021 GST Trust.
TeraWulf Inc. insider Paul B. Prager, the company’s Chief Executive Officer, director, and 10% owner, reported an internal reallocation of his holdings in TeraWulf common stock. On 11/20/2025, three million shares of common stock were contributed from his affiliate Riesling Power LLC to the Riesling Goods and Services Trust for no consideration, which is shown as a disposition of 3,000,000 shares in the filing. After this and related internal transfers, Prager reports beneficial ownership of TeraWulf shares held directly and through several entities, including 35,554,688 shares indirectly through Riesling Power LLC, 4,968,852 shares through Beowulf E&D Holdings Inc., 1,100,000 shares through Stammtisch Investments LLC, 938,700 shares held directly, and 5,000 shares through Heorot Power Holdings LLC. The filing notes these entity holdings may be attributed to him under beneficial ownership rules, while he disclaims ownership beyond his economic interest.
TeraWulf (WULF) reported an insider equity grant on a Form 4. The company’s Chief Accounting Officer received 30,000 restricted stock units (RSUs) on October 16, 2025.
Each RSU represents the right to receive one share of common stock. The RSUs vest in three equal installments on the first, second, and third anniversaries of October 16, 2025, subject to continued service. Following the award, the reporting person shows 30,000 derivative securities beneficially owned, held directly.
TeraWulf (WULF) reported an insider transaction by CEO and Director Paul B. Prager. On 10/17/2025, 1,173,272 shares of common stock were acquired indirectly when the issuer issued shares to Beowulf E&D Holdings Inc. as earnout consideration under a Membership Interest Purchase Agreement. The earnout was triggered at the closing of the issuer’s $1 billion private offering of convertible notes on August 21, 2025, with issuance deferred until stockholder approval to increase authorized common shares.
Following the reported transaction, beneficial holdings are listed as 4,968,852 shares indirect via Beowulf E&D Holdings Inc.; 39,654,688 shares indirect via Riesling Power LLC; 938,700 shares direct; and 5,000 shares indirect via Heorot Power Holdings LLC. The filing describes the reporting person’s positions in related entities that may result in deemed beneficial ownership under Section 13(d).
Walter E. Carter, a director of Terawulf Inc. (WULF), acquired 2,737 shares of common stock on 09/30/2025. The shares were issued in lieu of cash retainers accrued since the start of the third fiscal quarter of 2025 at a price of $11.42 per share, which was the closing price on 09/30/2025. Following the issuance, Mr. Carter beneficially owns 297,541 shares. The Form 4 was signed on behalf of Mr. Carter by an attorney-in-fact on 10/02/2025.
Catherine J. Motz, a director of TeraWulf Inc. (WULF), reported disposition of company common stock in two transactions. On 09/19/2025 she sold 52,942 shares at $11.035 per share, reducing her reported beneficial ownership to 159,918 shares. On 09/22/2025 she made an additional disposal of 6,700 shares, reported as a charitable donation to the Fidelity Investments Charitable Gift Fund, reducing her reported beneficial ownership to 153,218 shares. The Form 4 shows the transactions were reported by an attorney-in-fact.
Paul B. Prager, Chief Executive Officer and Director of Terawulf Inc. (WULF), reported transactions on 09/22/2025 disclosing a contribution and other ownership changes. The filing states 1,000,000 shares of common stock were contributed to the Somerset Goods and Services Trust for no consideration. The report lists 3,795,580 shares beneficially owned indirectly by Beowulf E&D Holdings Inc., 36,100,000 shares indirectly by Riesling Power LLC, and 5,000 shares indirectly by Heorot Power Holdings LLC. The filing also shows 938,700 shares marked as disposed. The report is signed by Paul B. Prager on 09/22/2025 and identifies his relationships as CEO and Director.
On September 19, 2025 Lake Harriet Holdings, LLC entered into a prepaid variable share forward contract with an unaffiliated buyer that obligates Lake Harriet Holdings to deliver up to 350,000 shares of Terawulf Inc. (WULF) common stock on a scheduled valuation date of September 21, 2026 or, at Lake Harriet Holdings' election, a cash payment tied to the value of those shares. Lake Harriet received a cash payment under the contract and pledged the 350,000 shares to secure its obligations while retaining dividend and voting rights in the pledged shares during the pledge term. The share delivery amount at settlement will be determined by the contract formula using the valuation date volume-weighted average price relative to specified floor and cap prices.