TeraWulf Inc develops and operates large-scale digital infrastructure designed for AI and high-performance computing workloads. The Company owns and operates energy infrastructure across key U.S. power markets, providing large-scale, contiguous power capacity for next-generation compute. Its strategic sites offer direct grid connectivity and, in select locations, integrated generation, creating a foundation for scalable compute infrastructure. Built on deep expertise in energy markets and grid integration, TeraWulf approaches compute infrastructure from the foundation up- securing power, developing scalable sites, and operating with disciplined execution.
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F9 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F8 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The Price reported in Column 4 is a weighted average price. The shares of common stock, par value $0.001 per share ("Common Stock") were sold in multiple transactions at a price ranging from $20.0200 to $21.0199, inclusive. The reporting person undertakes to provide to the staff… Full note on SEC EDGAR
Footnote F2 (price): The Price reported in Column 4 is a weighted average price. The shares of Common Stock were sold in multiple transactions at a price ranging from $21.0200 to $22.0199, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F3 (price): The Price reported in Column 4 is a weighted average price. The shares of Common Stock were sold in multiple transactions at a price ranging from $20.2500 to $21.2499, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F4 (price): The Price reported in Column 4 is a weighted average price. The shares of Common Stock were sold in multiple transactions at a price ranging from $21.2900 to $22.2899, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F9 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F8 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): Represents shares of common stock, $0.001 par value per share, of the Issuer ("Common Stock") received upon exercise of 141,726 warrants to purchase 141,726 shares of Common Stock ("Warrants"), at a price of $0.01 per share for an aggregate purchase price of $1,417.26. The… Full note on SEC EDGAR
Footnote F3 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F4 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F10 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F8 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): The performance stock units vested in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the Issuer through… Full note on SEC EDGAR
Footnote F2 (price): The disposition is due to withholding to cover taxes, as a result of the Reporting Person's election of net settlement of performance stock units, which vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third… Full note on SEC EDGAR
Footnote F4 (price): The remaining performance stock units will vest in accordance with their terms upon the achievement of specified performance goals between the grant date and the third anniversary of January 2, 2026, subject to the Reporting Person's continued employment or service with the… Full note on SEC EDGAR
Footnote F1 (price): Shares of common stock issued in lieu of cash retainers accrued since the beginning of the first fiscal quarter of 2026, at a price of $14.43 per share, the closing price as of March 31, 2026.
Footnote F1 (price): Shares of common stock issued in lieu of cash retainers accrued since the beginning of the first fiscal quarter of 2026, at a price of $14.43 per share, the closing price as of March 31, 2026.
Footnote F1 (price): Shares of common stock issued in lieu of cash retainers accrued since the beginning of the first fiscal quarter of 2026, at a price of $14.43 per share, the closing price as of March 31, 2026.
Footnote F1 (price): The Price reported in Column 4 is a weighted average price. The shares of common stock, par value $0.001 per share ("Common Stock") were sold in multiple transactions at a price ranging from $15.6500 to $16.6400, inclusive. The reporting person undertakes to provide to the staff… Full note on SEC EDGAR
Footnote F2 (price): The Price reported in Column 4 is a weighted average price. The shares of Common Stock were sold in multiple transactions at a price ranging from $16.5300 to $17.5200, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission… Full note on SEC EDGAR
Footnote F3 (price): The Price reported in Column 4 is a weighted average price. The shares of Common Stockwere sold in multiple transactions at a price ranging from $17.5500 to $17.7500, inclusive. The reporting person undertakes to provide to the staff of the Securities and Exchange Commission, to… Full note on SEC EDGAR
Footnote F1 (price): Three million shares of common stock, par value $0.001 per share ("Common Stock") were contributed to the Riesling Goods and Services Trust for no consideration.
Footnote F2 (price): The restricted stock units vest in three equal installments upon each of the first three anniversaries of October 16, 2025, subject to the Reporting Person's continued employment or service with the Issuer through each such date.
Footnote F1 (price): The shares of common stock, par value $0.01 per share ("Common Stock") were issued to Beowulf E&D Holdings Inc. ("E&D Holdings") as earnout consideration pursuant to that certain Membership Interest Purchase Agreement, dated as of May 21, 2025, among E&D Holdings, TeraCub Inc… Full note on SEC EDGAR
An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
TERAWULF INC. (WULF) had 14 insider filings in the last 90 days, with the most recent on 2026-10-02. The full record for WULF runs to 103 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying WULF stock?
3 insider purchases of WULF were filed in the last 90 days, totaling $190K.
How many insiders are selling WULF stock?
3 insider sales of WULF were filed in the last 90 days, totaling $5.32M.
Where can I see WULF SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects WULF Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
Nazar M. Khan - Officer
Patrick Fleury - Officer
Lisa A. Prager - Director
