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NASDAQ · FINANCIAL SERVICES · Holders

Terawulf Inc (WULF) Institutional Ownership & Insider Trading History

Recent insider purchases and sales for WULF from Form 4 filings. Institutional holdings surface here when ownership sources publish.

Section freshness

Price Jun 26, 4:00 PM EDT · Statements Mar 30, 8:00 PM EDT

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Ownership read

WULF insider sentiment: Mixed, buy-heavy.

66 sales and 54 purchases appear in the recent Form 4 filings. Use the filters below to separate real buying and selling from option exercises, gifts, awards, and tax withholding.

Insider flow

WULF

Purchases45.54M
Sales25.74M

Directional bars ignore awards, gifts, conversions, and tax withholding rows.

Top holder

Institutional data pending

Insider stance

Mixed, buy-heavy

$28.25M sold / $250.57K bought

Latest filing

May 27, 2026

Most recent holder or insider filing date

Filings shown

120

0 holder / 120 insider

Holder rows
Pending
Market data source
Latest filing
May 27, 2026
Most recent holder or insider filing date
Increased / initiated
Pending
0 decreased
Insider rows
120
Market data source

Recent insider transactions

Terawulf Inc (WULF) Form 4 filings

Action codes are translated so open-market buys and sales are separate from awards, gifts, conversions, and tax withholding.

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
56.80K
% company
0.01%
Price
$26.57
Value
$1,509,151

Filed May 27, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
109.85K
% company
0.02%
Price
$25.58
Value
$2,809,608

Filed May 27, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
166.65K
% company
0.03%
Price
$24.43
Value
$4,071,210

Filed May 26, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 18, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed May 18, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
542.58K
% company
0.11%
Price
Not reported
Value
Not reported

Filed May 18, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed May 18, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed May 18, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
452.15K
% company
0.09%
Price
Not reported
Value
Not reported

Filed May 18, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed May 18, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 18, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
180.86K
% company
0.04%
Price
Not reported
Value
Not reported

Filed May 18, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 18, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
128.69K
% company
0.03%
Price
Not reported
Value
Not reported

Filed May 18, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 18, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 6, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 6, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
128.69K
% company
0.03%
Price
Not reported
Value
Not reported

Filed May 6, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 6, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed May 6, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
180.86K
% company
0.04%
Price
Not reported
Value
Not reported

Filed May 6, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed May 6, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed May 6, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
452.15K
% company
0.09%
Price
Not reported
Value
Not reported

Filed May 6, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed May 6, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed May 6, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
542.58K
% company
0.11%
Price
Not reported
Value
Not reported

Filed May 6, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
100
% company
<0.01%
Price
$21.29
Value
$2,129

Filed Apr 28, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
79.10K
% company
0.02%
Price
$20.62
Value
$1,631,327

Filed Apr 28, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
56.91K
% company
0.01%
Price
$21.20
Value
$1,206,334

Filed Apr 27, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
80.59K
% company
0.02%
Price
$20.51
Value
$1,653,155

Filed Apr 27, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
542.58K
% company
0.11%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
180.86K
% company
0.04%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
452.15K
% company
0.09%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
128.69K
% company
0.03%
Price
Not reported
Value
Not reported

Filed Apr 24, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
535.42K
% company
0.11%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
981.16K
% company
0.20%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
444.99K
% company
0.09%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
817.63K
% company
0.17%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
180.86K
% company
0.04%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
121.61K
% company
0.02%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
327.05K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Apr 14, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.73K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Mar 31, 2026

PRAGER, LISA A.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.73K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Mar 31, 2026

CARTER, WALTER E.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.17K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Mar 31, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
133.70K
% company
0.03%
Price
$16.94
Value
$2,264,731

Filed Mar 25, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
3.80K
% company
<0.01%
Price
$17.62
Value
$66,945

Filed Mar 25, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
137.50K
% company
0.03%
Price
$16.10
Value
$2,213,324

Filed Mar 24, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.67K
% company
<0.01%
Price
$15.04
Value
$25,042

Filed Mar 20, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.67K
% company
<0.01%
Price
$14.96
Value
$24,983

Filed Mar 19, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.58K
% company
<0.01%
Price
$15.79
Value
$24,964

Filed Mar 18, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
573.59K
% company
0.12%
Price
$16.14
Value
$9,257,678

Filed Mar 17, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.58K
% company
<0.01%
Price
$16.00
Value
$25,344

Filed Mar 17, 2026

FLEURY, PATRICK

Chief Financial Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
26.41K
% company
<0.01%
Price
$16.14
Value
$426,322

Filed Mar 17, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.34K
% company
<0.01%
Price
$14.91
Value
$19,950

Filed Mar 11, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
752
% company
<0.01%
Price
$13.31
Value
$10,009

Filed Mar 9, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
679
% company
<0.01%
Price
$14.80
Value
$10,049

Filed Mar 6, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
654
% company
<0.01%
Price
$15.31
Value
$10,013

Filed Mar 5, 2026

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
3.17K
% company
<0.01%
Price
$15.78
Value
$50,038

Filed Mar 4, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
9.42K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 14, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
16.67K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 9, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
5.30K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 9, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
16.67K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 9, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
6.54M
% company
1.32%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
5.00K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
1.72K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
5.00K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
3.92M
% company
0.79%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
7.85M
% company
1.58%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
3.27M
% company
0.66%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.62M
% company
0.53%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.31M
% company
0.26%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.62M
% company
0.53%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

FLEURY, PATRICK

Chief Financial Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.31M
% company
0.26%
Price
Not reported
Value
Not reported

Filed Jan 2, 2026

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
141.73K
% company
0.03%
Price
Not reported
Value
Not reported

Filed Dec 31, 2025

PRAGER, LISA A.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.18K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Dec 31, 2025

CARTER, WALTER E.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.72K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Dec 31, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
141.73K
% company
0.03%
Price
Not reported
Value
Not reported

Filed Dec 31, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

SaleOpen-market or direct sale reported on Form 4.
Shares
2.00M
% company
0.40%
Price
Not reported
Value
Not reported

Filed Dec 23, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

SaleOpen-market or direct sale reported on Form 4.
Shares
553.00K
% company
0.11%
Price
Not reported
Value
Not reported

Filed Dec 23, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

SaleOpen-market or direct sale reported on Form 4.
Shares
447.00K
% company
0.09%
Price
Not reported
Value
Not reported

Filed Dec 23, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
180.00K
% company
0.04%
Price
Not reported
Value
Not reported

Filed Dec 22, 2025

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
35.63K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Dec 9, 2025

LANGLAIS, KERRI M.

Director, Chief Strategy Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
251
% company
<0.01%
Price
$1,000
Value
$251,000

Filed Dec 9, 2025

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
35.49K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Dec 9, 2025

BUCELLA, MICHAEL C.

Director

SaleOpen-market or direct sale reported on Form 4.
Shares
250
% company
<0.01%
Price
$1,000
Value
$250,000

Filed Dec 9, 2025

PINCUS, STEVEN T.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
7.10K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Dec 9, 2025

PINCUS, STEVEN T.

Director

SaleOpen-market or direct sale reported on Form 4.
Shares
50
% company
<0.01%
Price
$1,000
Value
$50,000

Filed Dec 9, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer, 10% Owner

SaleOpen-market or direct sale reported on Form 4.
Shares
3.00M
% company
0.61%
Price
Not reported
Value
Not reported

Filed Nov 20, 2025

BUCELLA, MICHAEL C.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
4.18K
% company
<0.01%
Price
$12.01
Value
$50,178

Filed Nov 13, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
1.17M
% company
0.24%
Price
Not reported
Value
Not reported

Filed Oct 17, 2025

TANIMOTO, WILLIAM JOSEPH

Chief Accounting Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
30.00K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Oct 16, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
3.55M
% company
0.72%
Price
Not reported
Value
Not reported

Filed Sep 30, 2025

CARTER, WALTER E.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.74K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Sep 30, 2025

PRAGER, LISA A.

Director

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
2.19K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Sep 30, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
1.00M
% company
0.20%
Price
Not reported
Value
Not reported

Filed Sep 22, 2025

MOTZ, CATHERINE J.

Director

SaleOpen-market or direct sale reported on Form 4.
Shares
6.70K
% company
<0.01%
Price
Not reported
Value
Not reported

Filed Sep 22, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
350.00K
% company
0.07%
Price
Not reported
Value
Not reported

Filed Sep 19, 2025

MOTZ, CATHERINE J.

Director

SaleOpen-market or direct sale reported on Form 4.
Shares
52.94K
% company
0.01%
Price
$11.04
Value
$584,215

Filed Sep 19, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
221.20K
% company
0.04%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
400.00K
% company
0.08%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

PurchaseOpen-market or direct purchase reported on Form 4.
Shares
500.00K
% company
0.10%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
500.00K
% company
0.10%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
276.50K
% company
0.06%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
400.00K
% company
0.08%
Price
Not reported
Value
Not reported

Filed Sep 8, 2025

PRAGER, PAUL B.

Director, Chief Executive Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
276.50K
% company
0.06%
Price
Not reported
Value
Not reported

Filed Sep 3, 2025

KHAN, NAZAR M.

Director, Chief Technology Officer

SaleOpen-market or direct sale reported on Form 4.
Shares
221.20K
% company
0.04%
Price
Not reported
Value
Not reported

Filed Sep 3, 2025

Showing 120 of 120 matching Form 4 rows. Percent of company uses current shares outstanding when available.

Frequently asked

Common questions.

Who are the largest WULF shareholders?

Terawulf Inc (WULF) institutional holders are ranked by reported share count when ownership data publishes filing rows.

What is institutional ownership of WULF?

Terawulf Inc (WULF) institutional ownership appears when filing-based market data returns holder rows. TECHi does not fill unavailable ownership fields with placeholder shareholders.

Where can I see Terawulf Inc insider transactions?

Terawulf Inc (WULF) has 120 Form 4 insider transactions on file, most recently on May 27, 2026, separated into purchases, sales, option exercises, awards, gifts, and tax withholding so administrative transactions are distinguished from open-market trades.

Are WULF insiders buying or selling?

Recent WULF insider activity reads Mixed, buy-heavy: 66 sales and 54 purchases. Awards, gifts, conversions, and tax withholding are listed separately because they do not carry the same signal as open-market trades.

Who is the most active WULF insider?

PRAGER, PAUL B. is the most active WULF insider by absolute share movement, with 36.18 million shares moving across the filing history. Review the action labels before treating that activity as buying or selling.