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TERAWULF INC. (WULF) XNAS FINANCE SERVICES Net insider selling (90d)
Latest WULF Insider Trades
About TERAWULF INC. (WULF) 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.
Headquarters EASTON, MD
Employees 141
Listed 2021
Exchange XNAS https://www.terawulf.com SEC filings for WULF on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market purchase 2 5,883 $100K Open-market sale 2 275,000 $6.00M Grant or award 9 45,860
WULF Insider Transactions (Form 4) 77 94 Form 4 filings on record, the earliest from Oct 2, 2024, newest first. Filing history page 1 of 3.
Date Insider Transaction Security Shares Price Value Aug 27, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share
Recent WULF Form 8-K Filings 5
Recent WULF Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Jun 29, 2026 - - - - View on EDGAR May 26, 2026 - - -
WULF Insider Trading - FAQ
What is the latest insider trade for WULF? TERAWULF INC. (WULF) had 16 insider filings in the last 90 days, with the most recent on 2026-08-29. The full record for WULF runs to 94 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying WULF stock? 2 insider purchases of WULF were filed in the last 90 days, totaling $100K.
How many insiders are selling WULF stock? 2 insider sales of WULF were filed in the last 90 days, totaling $6.00M.
Where can I see WULF SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks WULF Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow WULF insider buys? Create a free InsiderAlpha account and press Watch on this page to add WULF to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Financials Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track WULF insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free - Director
Market cap $7.66B
P/E ratio -
Dividend yield -
Average volume 32.52M
52 week high $29.84
52 week low $8.60
Today's high -
Today's low -
Open -
Volume -
Previous close $15.35
Shares outstanding 498.97M Market cap
$7.66B
141 employees
WULF Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
2% Buying 98% Selling
2 insider purchases totaling $100K against 2 sales totaling $6.00M.
Most-Active WULF Insiders - Last 90 Days 10 Option exercise 20 2,719,614
Derivative transaction 1 276,500
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Aug 14, 2026 MB Michael C. Bucella - Director Open-market purchase Common stock, $0.001 par value per share 3,023 $16.54 $50K
Aug 17, 2026 MB Michael C. Bucella - Director Open-market purchase Common stock, $0.001 par value per share 2,860 $17.47 $50K
Aug 1, 2026 KL Kerri M. Langlais - Officer Option exercise Common stock, $0.001 par value per share 500,000 - -
Aug 3, 2026 KL Kerri M. Langlais - Officer Derivative Common stock, $0.001 par value per share 276,500 - -
Aug 1, 2026 KL Kerri M. Langlais - Officer Option exercise Restricted Stock Units 500,000 - -
Aug 1, 2026 PF Patrick Fleury - Officer Option exercise Common stock, $0.001 par value per share 500,000 - -
Aug 1, 2026 PF Patrick Fleury - Officer Option exercise Restricted Stock Units 500,000 - -
Jun 29, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 137,500 $26.60 $3.66M
Jun 30, 2026 LP Lisa A. Prager - Director Grant or award Common stock, $0.001 par value per share 1,013 - -
Jun 30, 2026 WC Walter E. Carter - Director Grant or award Common stock, $0.001 par value per share 1,266 - -
Jun 30, 2026 MB Michael C. Bucella - Director Grant or award Common stock, $0.001 par value per share 1,013 - -
Jun 23, 2026 LP Lisa A. Prager - Director Grant or award Restricted Stock Units 6,950 $0.00 -
Jun 23, 2026 LP Lisa A. Prager - Director Option exercise Common stock, $0.001 par value per share 56,023 - -
Jun 23, 2026 LP Lisa A. Prager - Director Option exercise Restricted Stock Units 56,023 $0.00 -
Jun 23, 2026 SP Steven T. Pincus - Director Grant or award Restricted Stock Units 7,818 $0.00 -
Jun 23, 2026 SP Steven T. Pincus - Director Option exercise Common stock, $0.001 par value per share 63,026 - -
Jun 23, 2026 SP Steven T. Pincus - Director Option exercise Restricted Stock Units 63,026 $0.00 -
Jun 23, 2026 CM Catherine J. Motz - Director Option exercise Common stock, $0.001 par value per share 56,023 - -
Jun 23, 2026 CM Catherine J. Motz - Director Option exercise Restricted Stock Units 56,023 $0.00 -
Jun 23, 2026 CM Catherine J. Motz - Director Grant or award Restricted Stock Units 6,950 $0.00 -
Jun 23, 2026 AF Amanda Fabiano - Director Grant or award Restricted Stock Units 6,950 $0.00 -
Jun 23, 2026 AF Amanda Fabiano - Director Option exercise Common stock, $0.001 par value per share 56,023 - -
Jun 23, 2026 AF Amanda Fabiano - Director Option exercise Restricted Stock Units 56,023 $0.00 -
Jun 23, 2026 WC Walter E. Carter - Director Grant or award Restricted Stock Units 6,950 $0.00 -
Jun 23, 2026 WC Walter E. Carter - Director Option exercise Common stock, $0.001 par value per share 56,023 - -
Jun 23, 2026 WC Walter E. Carter - Director Option exercise Restricted Stock Units 56,023 $0.00 -
Jun 23, 2026 MB Michael C. Bucella - Director Option exercise Restricted Stock Units 56,023 $0.00 -
Jun 23, 2026 MB Michael C. Bucella - Director Grant or award Restricted Stock Units 6,950 $0.00 -
Jun 23, 2026 MB Michael C. Bucella - Director Option exercise Common stock, $0.001 par value per share 56,023 - -
May 26, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 166,650 $24.43 $4.07M
May 27, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 109,849 $25.58 $2.81M
May 27, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 56,801 $26.57 $1.51M
May 18, 2026 PP Paul B. Prager - Officer Option exercise Common stock, $0.001 par value per share 981,161 - -
May 18, 2026 PP Paul B. Prager - Officer Derivative Common stock, $0.001 par value per share 542,582 - -
May 18, 2026 PP Paul B. Prager - Officer Option exercise Performance-Based Restricted Stock Units 981,161 $0.00 -
May 18, 2026 NK Nazar M. Khan - Officer Option exercise Common stock, $0.001 par value per share 817,634 - -
May 18, 2026 NK Nazar M. Khan - Officer Derivative Common stock, $0.001 par value per share 452,151 - -
May 18, 2026 NK Nazar M. Khan - Officer Option exercise Performance-Based Restricted Stock Units 817,634 $0.00 -
May 18, 2026 KL Kerri M. Langlais - Officer Option exercise Performance-Based Restricted Stock Units 327,054 $0.00 -
May 18, 2026 KL Kerri M. Langlais - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
May 18, 2026 KL Kerri M. Langlais - Officer Derivative Common stock, $0.001 par value per share 180,860 - -
May 18, 2026 PF Patrick Fleury - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
May 18, 2026 PF Patrick Fleury - Officer Derivative Common stock, $0.001 par value per share 128,695 - -
May 18, 2026 PF Patrick Fleury - Officer Option exercise Performance-Based Restricted Stock Units 327,054 $0.00 -
May 6, 2026 PP Paul B. Prager - Officer Option exercise Common stock, $0.001 par value per share 981,162 - -
May 6, 2026 PP Paul B. Prager - Officer Derivative Common stock, $0.001 par value per share 542,582 - -
May 6, 2026 PP Paul B. Prager - Officer Option exercise Performance-Based Restricted Stock Units 981,162 - -
May 6, 2026 NK Nazar M. Khan - Officer Option exercise Common stock, $0.001 par value per share 817,635 - -
May 6, 2026 NK Nazar M. Khan - Officer Derivative Common stock, $0.001 par value per share 452,152 - -
May 6, 2026 NK Nazar M. Khan - Officer Option exercise Performance-Based Restricted Stock Units 817,635 - -
May 6, 2026 KL Kerri M. Langlais - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
May 6, 2026 KL Kerri M. Langlais - Officer Derivative Common stock, $0.001 par value per share 180,860 - -
May 6, 2026 KL Kerri M. Langlais - Officer Option exercise Performance-Based Restricted Stock Units 327,054 - -
May 6, 2026 PF Patrick Fleury - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
May 6, 2026 PF Patrick Fleury - Officer Derivative Common stock, $0.001 par value per share 128,695 - -
May 6, 2026 PF Patrick Fleury - Officer Option exercise Performance-Based Restricted Stock Units 327,054 - -
Apr 27, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 80,591 $20.51 $1.65M
Apr 27, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 56,909 $21.20 $1.21M
Apr 28, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 79,100 $20.62 $1.63M
Apr 28, 2026 PP Paul B. Prager - Officer Open-market sale Common stock, $0.001 par value per share 100 $21.29 $2K
Apr 24, 2026 KL Kerri M. Langlais - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
Apr 24, 2026 KL Kerri M. Langlais - Officer Derivative Common stock, $0.001 par value per share 180,860 - -
Apr 24, 2026 KL Kerri M. Langlais - Officer Option exercise Performance-Based Restricted Stock Units 327,054 - -
Apr 24, 2026 PP Paul B. Prager - Officer Option exercise Common stock, $0.001 par value per share 981,162 - -
Apr 24, 2026 PP Paul B. Prager - Officer Derivative Common stock, $0.001 par value per share 542,582 - -
Apr 24, 2026 PP Paul B. Prager - Officer Option exercise Performance-Based Restricted Stock Units 981,162 - -
Apr 24, 2026 PF Patrick Fleury - Officer Option exercise Common stock, $0.001 par value per share 327,054 - -
Apr 24, 2026 PF Patrick Fleury - Officer Derivative Common stock, $0.001 par value per share 128,695 - -
Apr 24, 2026 PF Patrick Fleury - Officer Option exercise Performance-Based Restricted Stock Units 327,054 - -
Apr 24, 2026 NK Nazar M. Khan - Officer Option exercise Common stock, $0.001 par value per share 817,635 - -
Apr 24, 2026 NK Nazar M. Khan - Officer Open-market sale Common stock, $0.001 par value per share 452,152 - -
Apr 24, 2026 NK Nazar M. Khan - Officer Option exercise Performance-Based Restricted Stock Units 817,635 - -
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