WULF

Terawulf INC.

Insider trading activity for Terawulf INC., straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$12M

net selling

Bought(0 · 0 insiders): $0
Sold(4 · 1 insiders): $12M

Past 6 months

-$16.5M

net selling

Bought(0 · 0 insiders): $0
Sold(9 · 2 insiders): $16.5M

Past 12 months

-$16.5M

net selling

Bought(0 · 0 insiders): $0
Sold(9 · 2 insiders): $16.5M

Transaction history

The 89 most recent Form 4 transactions.

Open in screener →

Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Aug 3	Langlais Kerri M.	Chief Strategy Officer	DTOISS	276,500	—	—	-5.9%	Open the original filing on SEC.gov
Aug 1	Langlais Kerri M.	Chief Strategy Officer	MEXER◆	500,000	—	—	—	Open the original filing on SEC.gov
Aug 1	Langlais Kerri M.	Chief Strategy Officer	MEXER	500,000	—	—	+12.0%	Open the original filing on SEC.gov
Aug 1	Fleury Patrick	Chief Financial Officer	MEXER◆	500,000	—	—	—	Open the original filing on SEC.gov
Aug 1	Fleury Patrick	Chief Financial Officer	MEXER	500,000	—	—	—	Open the original filing on SEC.gov
Jun 30	Prager Lisa A.	Director	AGRANT	1,013	—	—	+0.3%	Open the original filing on SEC.gov
Jun 30	Carter Walter E.	Director	AGRANT	1,266	—	—	+0.4%	Open the original filing on SEC.gov
Jun 30	Bucella Michael C.	Director	AGRANT	1,013	—	—	+0.3%	Open the original filing on SEC.gov
Jun 29	Prager Paul B.	Chief Executive Officer	SSELL◷	137,500	$26.60	$3.7M	-3.4%	Open the original filing on SEC.gov
Jun 24	Tanimoto William Joseph	Chief Accounting Officer	MEXER◆	10,000	—	—	—	Open the original filing on SEC.gov
Jun 24	Tanimoto William Joseph	Chief Accounting Officer	MEXER	10,000	—	—	+25.7%	Open the original filing on SEC.gov
Jun 23	Prager Lisa A.	Director	AGRANT◆	6,950	—	—	—	Open the original filing on SEC.gov
Jun 23	Prager Lisa A.	Director	MEXER◆	56,023	—	—	—	Open the original filing on SEC.gov
Jun 23	Prager Lisa A.	Director	MEXER	56,023	—	—	+22.0%	Open the original filing on SEC.gov
Jun 23	Pincus Steven T.	Director	AGRANT◆	7,818	—	—	—	Open the original filing on SEC.gov
Jun 23	Pincus Steven T.	Director	MEXER◆	63,026	—	—	—	Open the original filing on SEC.gov
Jun 23	Pincus Steven T.	Director	MEXER	63,026	—	—	+18.7%	Open the original filing on SEC.gov
Jun 23	Motz Catherine J.	Director	AGRANT◆	6,950	—	—	—	Open the original filing on SEC.gov
Jun 23	Motz Catherine J.	Director	MEXER◆	56,023	—	—	—	Open the original filing on SEC.gov
Jun 23	Motz Catherine J.	Director	MEXER	56,023	—	—	+36.6%	Open the original filing on SEC.gov
Jun 23	Fabiano Amanda	Director	AGRANT◆	6,950	—	—	—	Open the original filing on SEC.gov
Jun 23	Fabiano Amanda	Director	MEXER◆	56,023	—	—	—	Open the original filing on SEC.gov
Jun 23	Fabiano Amanda	Director	MEXER	56,023	—	—	+137.4%	Open the original filing on SEC.gov
Jun 23	Carter Walter E.	Director	AGRANT◆	6,950	—	—	—	Open the original filing on SEC.gov
Jun 23	Carter Walter E.	Director	MEXER◆	56,023	—	—	—	Open the original filing on SEC.gov
Jun 23	Carter Walter E.	Director	MEXER	56,023	—	—	+18.5%	Open the original filing on SEC.gov
Jun 23	Bucella Michael C.	Director	AGRANT◆	6,950	—	—	—	Open the original filing on SEC.gov
Jun 23	Bucella Michael C.	Director	MEXER◆	56,023	—	—	—	Open the original filing on SEC.gov
Jun 23	Bucella Michael C.	Director	MEXER	56,023	—	—	+19.9%	Open the original filing on SEC.gov
May 27	Prager Paul B.	Chief Executive Officer	SSELL◷	56,801	$26.57	$1.5M	-1.4%	Open the original filing on SEC.gov
May 27	Prager Paul B.	Chief Executive Officer	SSELL◷	109,849	$25.58	$2.8M	-2.6%	Open the original filing on SEC.gov
May 26	Prager Paul B.	Chief Executive Officer	SSELL◷	166,650	$24.43	$4.1M	-3.8%	Open the original filing on SEC.gov
May 18	Prager Paul B.	Chief Executive Officer	MEXER◆	981,161	—	—	—	Open the original filing on SEC.gov
May 18	Prager Paul B.	Chief Executive Officer	DTOISS	542,582	—	—	-23.5%	Open the original filing on SEC.gov
May 18	Prager Paul B.	Chief Executive Officer	MEXER	981,161	—	—	+74.2%	Open the original filing on SEC.gov
May 18	Langlais Kerri M.	Chief Strategy Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
May 18	Langlais Kerri M.	Chief Strategy Officer	DTOISS	180,860	—	—	-4.2%	Open the original filing on SEC.gov
May 18	Langlais Kerri M.	Chief Strategy Officer	MEXER	327,054	—	—	+8.2%	Open the original filing on SEC.gov
May 18	Khan Nazar M.	Chief Technology Officer	MEXER◆	817,634	—	—	—	Open the original filing on SEC.gov
May 18	Khan Nazar M.	Chief Technology Officer	DTOISS	452,151	—	—	-23.5%	Open the original filing on SEC.gov
May 18	Khan Nazar M.	Chief Technology Officer	MEXER	817,634	—	—	+74.1%	Open the original filing on SEC.gov
May 18	Fleury Patrick	Chief Financial Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
May 18	Fleury Patrick	Chief Financial Officer	DTOISS	128,695	—	—	-3.1%	Open the original filing on SEC.gov
May 18	Fleury Patrick	Chief Financial Officer	MEXER	327,054	—	—	+8.6%	Open the original filing on SEC.gov
May 6	Prager Paul B.	Chief Executive Officer	MEXER◆	981,162	—	—	—	Open the original filing on SEC.gov
May 6	Prager Paul B.	Chief Executive Officer	DTOISS	542,582	—	—	-29.1%	Open the original filing on SEC.gov
May 6	Prager Paul B.	Chief Executive Officer	MEXER	981,162	—	—	+110.9%	Open the original filing on SEC.gov
May 6	Langlais Kerri M.	Chief Strategy Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
May 6	Langlais Kerri M.	Chief Strategy Officer	DTOISS	180,860	—	—	-4.3%	Open the original filing on SEC.gov
May 6	Langlais Kerri M.	Chief Strategy Officer	MEXER	327,054	—	—	+8.5%	Open the original filing on SEC.gov
May 6	Khan Nazar M.	Chief Technology Officer	MEXER◆	817,635	—	—	—	Open the original filing on SEC.gov
May 6	Khan Nazar M.	Chief Technology Officer	DTOISS	452,152	—	—	-29.0%	Open the original filing on SEC.gov
May 6	Khan Nazar M.	Chief Technology Officer	MEXER	817,635	—	—	+110.7%	Open the original filing on SEC.gov
May 6	Fleury Patrick	Chief Financial Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
May 6	Fleury Patrick	Chief Financial Officer	DTOISS	128,695	—	—	-3.3%	Open the original filing on SEC.gov
May 6	Fleury Patrick	Chief Financial Officer	MEXER	327,054	—	—	+9.1%	Open the original filing on SEC.gov
Apr 28	Prager Paul B.	Chief Executive Officer	SSELL	100	$21.29	$2.1K	<0.1%	Open the original filing on SEC.gov
Apr 28	Prager Paul B.	Chief Executive Officer	SSELL	79,100	$20.62	$1.6M	-8.2%	Open the original filing on SEC.gov
Apr 27	Prager Paul B.	Chief Executive Officer	SSELL	56,909	$21.20	$1.2M	-5.6%	Open the original filing on SEC.gov
Apr 27	Prager Paul B.	Chief Executive Officer	SSELL	80,591	$20.51	$1.7M	-7.3%	Open the original filing on SEC.gov
Apr 24	Prager Paul B.	Chief Executive Officer	MEXER◆	981,162	—	—	—	Open the original filing on SEC.gov
Apr 24	Prager Paul B.	Chief Executive Officer	DTOISS	542,582	—	—	-33.0%	Open the original filing on SEC.gov
Apr 24	Prager Paul B.	Chief Executive Officer	MEXER	981,162	—	—	+148.1%	Open the original filing on SEC.gov
Apr 24	Langlais Kerri M.	Chief Strategy Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
Apr 24	Langlais Kerri M.	Chief Strategy Officer	DTOISS	180,860	—	—	-4.5%	Open the original filing on SEC.gov
Apr 24	Langlais Kerri M.	Chief Strategy Officer	MEXER	327,054	—	—	+8.8%	Open the original filing on SEC.gov
Apr 24	Khan Nazar M.	Chief Technology Officer	MEXER◆	817,635	—	—	—	Open the original filing on SEC.gov
Apr 24	Khan Nazar M.	Chief Technology Officer	SSELL	452,152	—	—	-38.0%	Open the original filing on SEC.gov
Apr 24	Khan Nazar M.	Chief Technology Officer	MEXER	817,635	—	—	+219.1%	Open the original filing on SEC.gov
Apr 24	Fleury Patrick	Chief Financial Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
Apr 24	Fleury Patrick	Chief Financial Officer	DTOISS	128,695	—	—	-3.4%	Open the original filing on SEC.gov
Apr 24	Fleury Patrick	Chief Financial Officer	MEXER	327,054	—	—	+9.6%	Open the original filing on SEC.gov
Apr 14	Prager Paul B.	Chief Executive Officer	MEXER◆	981,162	—	—	—	Open the original filing on SEC.gov
Apr 14	Prager Paul B.	Chief Executive Officer	DTOISS	535,422	—	—	-44.7%	Open the original filing on SEC.gov
Apr 14	Prager Paul B.	Chief Executive Officer	MEXER	981,162	—	—	+452.8%	Open the original filing on SEC.gov
Apr 14	Langlais Kerri M.	Chief Strategy Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
Apr 14	Langlais Kerri M.	Chief Strategy Officer	DTOISS	180,860	—	—	-4.6%	Open the original filing on SEC.gov
Apr 14	Langlais Kerri M.	Chief Strategy Officer	MEXER	327,054	—	—	+9.2%	Open the original filing on SEC.gov
Apr 14	Khan Nazar M.	Chief Technology Officer	MEXER◆	817,635	—	—	—	Open the original filing on SEC.gov
Apr 14	Khan Nazar M.	Chief Technology Officer	DTOISS	444,992	—	—	-54.4%	Open the original filing on SEC.gov
Apr 14	Khan Nazar M.	Chief Technology Officer	MEXER	817,635	—	—	+163,527%	Open the original filing on SEC.gov
Apr 14	Fleury Patrick	Chief Financial Officer	MEXER◆	327,054	—	—	—	Open the original filing on SEC.gov
Apr 14	Fleury Patrick	Chief Financial Officer	DTOISS	121,612	—	—	-3.4%	Open the original filing on SEC.gov
Apr 14	Fleury Patrick	Chief Financial Officer	MEXER	327,054	—	—	+10.2%	Open the original filing on SEC.gov
Mar 31	Prager Lisa A.	Director	AGRANT	1,733	—	—	+0.7%	Open the original filing on SEC.gov
Mar 31	Carter Walter E.	Director	AGRANT	2,166	—	—	+0.7%	Open the original filing on SEC.gov
Mar 31	Bucella Michael C.	Director	AGRANT	1,733	—	—	+0.6%	Open the original filing on SEC.gov
Dec 31, 2025	Prager Paul B.	Chief Executive Officer	MEXER◆	141,726	—	—	—	Open the original filing on SEC.gov
Dec 31, 2025	Prager Paul B.	Chief Executive Officer	MEXER	141,726	—	—	—	Open the original filing on SEC.gov

DTOISS—

Langlais Kerri M. · Chief Strategy…Aug 3

276,500 sh · -5.9% own

MEXER◆—

Langlais Kerri M. · Chief Strategy…Aug 1

500,000 sh

MEXER—

Langlais Kerri M. · Chief Strategy…Aug 1

500,000 sh · +12.0% own

MEXER◆—

Fleury Patrick · Chief Financial…Aug 1

500,000 sh

MEXER—

Fleury Patrick · Chief Financial…Aug 1

500,000 sh

AGRANT—

Prager Lisa A. · DirectorJun 30

1,013 sh · +0.3% own

AGRANT—

Carter Walter E. · DirectorJun 30

1,266 sh · +0.4% own

AGRANT—

Bucella Michael C. · DirectorJun 30

1,013 sh · +0.3% own

SSELL◷$3.7M

Prager Paul B. · Chief Executive…Jun 29

137,500 sh @ $26.60 · -3.4% own

MEXER◆—

Tanimoto William Joseph · Chief Accounting…Jun 24

10,000 sh

MEXER—

Tanimoto William Joseph · Chief Accounting…Jun 24

10,000 sh · +25.7% own

AGRANT◆—

Prager Lisa A. · DirectorJun 23

6,950 sh

MEXER◆—

Prager Lisa A. · DirectorJun 23

56,023 sh

MEXER—

Prager Lisa A. · DirectorJun 23

56,023 sh · +22.0% own

AGRANT◆—

Pincus Steven T. · DirectorJun 23

7,818 sh

MEXER◆—

Pincus Steven T. · DirectorJun 23

63,026 sh

MEXER—

Pincus Steven T. · DirectorJun 23

63,026 sh · +18.7% own

AGRANT◆—

Motz Catherine J. · DirectorJun 23

6,950 sh

MEXER◆—

Motz Catherine J. · DirectorJun 23

56,023 sh

MEXER—

Motz Catherine J. · DirectorJun 23

56,023 sh · +36.6% own

AGRANT◆—

Fabiano Amanda · DirectorJun 23

6,950 sh

MEXER◆—

Fabiano Amanda · DirectorJun 23

56,023 sh

MEXER—

Fabiano Amanda · DirectorJun 23

56,023 sh · +137.4% own

AGRANT◆—

Carter Walter E. · DirectorJun 23

6,950 sh

MEXER◆—

Carter Walter E. · DirectorJun 23

56,023 sh

MEXER—

Carter Walter E. · DirectorJun 23

56,023 sh · +18.5% own

AGRANT◆—

Bucella Michael C. · DirectorJun 23

6,950 sh

MEXER◆—

Bucella Michael C. · DirectorJun 23

56,023 sh

MEXER—

Bucella Michael C. · DirectorJun 23

56,023 sh · +19.9% own

SSELL◷$1.5M

Prager Paul B. · Chief Executive…May 27

56,801 sh @ $26.57 · -1.4% own

SSELL◷$2.8M

Prager Paul B. · Chief Executive…May 27

109,849 sh @ $25.58 · -2.6% own

SSELL◷$4.1M

Prager Paul B. · Chief Executive…May 26

166,650 sh @ $24.43 · -3.8% own

MEXER◆—

Prager Paul B. · Chief Executive…May 18

981,161 sh

DTOISS—

Prager Paul B. · Chief Executive…May 18

542,582 sh · -23.5% own

MEXER—

Prager Paul B. · Chief Executive…May 18

981,161 sh · +74.2% own

MEXER◆—

Langlais Kerri M. · Chief Strategy…May 18

327,054 sh

DTOISS—

Langlais Kerri M. · Chief Strategy…May 18

180,860 sh · -4.2% own

MEXER—

Langlais Kerri M. · Chief Strategy…May 18

327,054 sh · +8.2% own

MEXER◆—

Khan Nazar M. · Chief Technology…May 18

817,634 sh

DTOISS—

Khan Nazar M. · Chief Technology…May 18

452,151 sh · -23.5% own

MEXER—

Khan Nazar M. · Chief Technology…May 18

817,634 sh · +74.1% own

MEXER◆—

Fleury Patrick · Chief Financial…May 18

327,054 sh

DTOISS—

Fleury Patrick · Chief Financial…May 18

128,695 sh · -3.1% own

MEXER—

Fleury Patrick · Chief Financial…May 18

327,054 sh · +8.6% own

MEXER◆—

Prager Paul B. · Chief Executive…May 6

981,162 sh

DTOISS—

Prager Paul B. · Chief Executive…May 6

542,582 sh · -29.1% own

MEXER—

Prager Paul B. · Chief Executive…May 6

981,162 sh · +110.9% own

MEXER◆—

Langlais Kerri M. · Chief Strategy…May 6

327,054 sh

DTOISS—

Langlais Kerri M. · Chief Strategy…May 6

180,860 sh · -4.3% own

MEXER—

Langlais Kerri M. · Chief Strategy…May 6

327,054 sh · +8.5% own

MEXER◆—

Khan Nazar M. · Chief Technology…May 6

817,635 sh

DTOISS—

Khan Nazar M. · Chief Technology…May 6

452,152 sh · -29.0% own

MEXER—

Khan Nazar M. · Chief Technology…May 6

817,635 sh · +110.7% own

MEXER◆—

Fleury Patrick · Chief Financial…May 6

327,054 sh

DTOISS—

Fleury Patrick · Chief Financial…May 6

128,695 sh · -3.3% own

MEXER—

Fleury Patrick · Chief Financial…May 6

327,054 sh · +9.1% own

SSELL$2.1K

Prager Paul B. · Chief Executive…Apr 28

100 sh @ $21.29 · <0.1% own

SSELL$1.6M

Prager Paul B. · Chief Executive…Apr 28

79,100 sh @ $20.62 · -8.2% own

SSELL$1.2M

Prager Paul B. · Chief Executive…Apr 27

56,909 sh @ $21.20 · -5.6% own

SSELL$1.7M

Prager Paul B. · Chief Executive…Apr 27

80,591 sh @ $20.51 · -7.3% own

MEXER◆—

Prager Paul B. · Chief Executive…Apr 24

981,162 sh

DTOISS—

Prager Paul B. · Chief Executive…Apr 24

542,582 sh · -33.0% own

MEXER—

Prager Paul B. · Chief Executive…Apr 24

981,162 sh · +148.1% own

MEXER◆—

Langlais Kerri M. · Chief Strategy…Apr 24

327,054 sh

DTOISS—

Langlais Kerri M. · Chief Strategy…Apr 24

180,860 sh · -4.5% own

MEXER—

Langlais Kerri M. · Chief Strategy…Apr 24

327,054 sh · +8.8% own

MEXER◆—

Khan Nazar M. · Chief Technology…Apr 24

817,635 sh

SSELL—

Khan Nazar M. · Chief Technology…Apr 24

452,152 sh · -38.0% own

MEXER—

Khan Nazar M. · Chief Technology…Apr 24

817,635 sh · +219.1% own

MEXER◆—

Fleury Patrick · Chief Financial…Apr 24

327,054 sh

DTOISS—

Fleury Patrick · Chief Financial…Apr 24

128,695 sh · -3.4% own

MEXER—

Fleury Patrick · Chief Financial…Apr 24

327,054 sh · +9.6% own

MEXER◆—

Prager Paul B. · Chief Executive…Apr 14

981,162 sh

DTOISS—

Prager Paul B. · Chief Executive…Apr 14

535,422 sh · -44.7% own

MEXER—

Prager Paul B. · Chief Executive…Apr 14

981,162 sh · +452.8% own

MEXER◆—

Langlais Kerri M. · Chief Strategy…Apr 14

327,054 sh

DTOISS—

Langlais Kerri M. · Chief Strategy…Apr 14

180,860 sh · -4.6% own

MEXER—

Langlais Kerri M. · Chief Strategy…Apr 14

327,054 sh · +9.2% own

MEXER◆—

Khan Nazar M. · Chief Technology…Apr 14

817,635 sh

DTOISS—

Khan Nazar M. · Chief Technology…Apr 14

444,992 sh · -54.4% own

MEXER—

Khan Nazar M. · Chief Technology…Apr 14

817,635 sh · +163,527% own

MEXER◆—

Fleury Patrick · Chief Financial…Apr 14

327,054 sh

DTOISS—

Fleury Patrick · Chief Financial…Apr 14

121,612 sh · -3.4% own

MEXER—

Fleury Patrick · Chief Financial…Apr 14

327,054 sh · +10.2% own

AGRANT—

Prager Lisa A. · DirectorMar 31

1,733 sh · +0.7% own

AGRANT—

Carter Walter E. · DirectorMar 31

2,166 sh · +0.7% own

AGRANT—

Bucella Michael C. · DirectorMar 31

1,733 sh · +0.6% own

MEXER◆—

Prager Paul B. · Chief Executive…Dec 31, 2025

141,726 sh

MEXER—

Prager Paul B. · Chief Executive…Dec 31, 2025

141,726 sh

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

4 of 30 filings we hold were filed after the two-business-day deadline. The furthest past the deadline was 70 business days late.

Form 4 filings made after the two-business-day deadline, with the transaction date, the filing date and the number of business days between them.
Traded	Filed	Insider	Past deadline	Largest line	Source
Dec 31, 2025	Apr 15	Prager Paul B.Chief Executive Officer	70days · about 3 months	—	Filing ↗
Mar 31	Apr 8	Carter Walter E.Director	4days	—	Filing ↗
Mar 31	Apr 8	Prager Lisa A.Director	4days	—	Filing ↗
Mar 31	Apr 8	Bucella Michael C.Director	4days	—	Filing ↗

Prager Paul B.Chief Executive Officer

70days · about 3 months

Traded Dec 31, 2025 · filed Apr 15Filing ↗

Carter Walter E.Director

4days

Traded Mar 31 · filed Apr 8Filing ↗

Prager Lisa A.Director

4days

Traded Mar 31 · filed Apr 8Filing ↗

Bucella Michael C.Director

4days

Traded Mar 31 · filed Apr 8Filing ↗

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.