Based on data from the past 90 days ending December 20, 2025, Terawulf's three largest insider shareholders are Chief Executive Officer Paul B. Prager (36.49Mn shares), Chief Strategy Officer Kerri M. Langlais (4.44Mn shares), Director Steven T. Pincus (336.37K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Paul B. Prager | Chief Executive Officer | 36,493,388 | 10 Sep, 2025 |
| Nazar M. Khan | Chief Technology Officer | 23,161,931 | 10 Sep, 2025 |
| Bryan J. Pascual | 18,083,348 | 02 Mar, 2023 | |
| Capital Llc Revolve | 17,860,622 | 02 Mar, 2023 | |
| Investments Llc Stammtisch | 10,198,883 | 18 Jun, 2024 | |
| Kerri M. Langlais | Chief Strategy Officer | 4,436,806 | 11 Dec, 2025 |
| Patrick Fleury | Chief Financial Officer | 3,778,586 | 19 May, 2025 |
| Kenneth J Deane | Chief Acct Officer + Treasurer | 595,401 | 19 May, 2025 |
| Steven T. Pincus | 336,365 | 11 Dec, 2025 | |
| Joseph R Nerges | 318,779 | 12 Mar, 2021 | |
| Walter E. Carter | 297,541 | 02 Oct, 2025 | |
| Michael C. Bucella | 266,958 | 11 Dec, 2025 | |
| Lisa A. Prager | 250,565 | 02 Oct, 2025 | |
| William C Ulland | 222,047 | 25 Mar, 2021 | |
| Catherine J. Motz | 153,218 | 22 Sep, 2025 | |
| Amanda Fabiano | 40,769 | 18 Aug, 2025 | |
| Jason Griffin New | 39,617 | 20 Oct, 2023 | |
| William Joseph Tanimoto | Chief Accounting Officer | 24,251 | 18 Aug, 2025 |
| Christopher Allen Jarvis | 14,180 | 03 Jan, 2025 | |
| Ernest M. Jr Harper | 1,000 | 03 May, 2021 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 09 Dec, 2025 | Steven T. Pincus | Common stock, $0.001 par value per share | A | 7,097 | - | 336,365 | D | M |
| 09 Dec, 2025 | Kerri M. Langlais | Common stock, $0.001 par value per share | A | 35,629 | - | 3,572,105 | D | M |
| 20 Nov, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | D | 3,000,000 | - | 35,554,688 | I | J |
| 09 Dec, 2025 | Michael C. Bucella | Common stock, $0.001 par value per share | A | 35,487 | - | 262,780 | D | M |
| 13 Nov, 2025 | Michael C. Bucella | Common stock, $0.001 par value per share | A | 4,178 | $12.01 | 266,958 | D | P |
| 17 Oct, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | A | 1,173,272 | - | 4,968,852 | I | A |
| 30 Sep, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | A | 3,554,688 | - | 39,654,688 | I | A |
| 30 Sep, 2025 | Walter E. Carter | - | - | 297,541 | D | |||
| 30 Sep, 2025 | Lisa A. Prager | Common stock, $0.001 par value per share | A | 2,190 | - | 250,565 | D | A |
| 30 Sep, 2025 | Walter E. Carter | Common stock, $0.001 par value per share | A | 2,737 | - | 297,541 | D | A |
| 22 Sep, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | D | 1,000,000 | - | 3,795,580 | I | J |
| 19 Sep, 2025 | Catherine J. Motz | Common stock, $0.001 par value per share | D | 52,942 | $11.04 | 159,918 | D | S |
| 19 Sep, 2025 | Catherine J. Motz | - | - | 159,918 | D | |||
| 22 Sep, 2025 | Catherine J. Motz | - | - | 153,218 | D | |||
| 22 Sep, 2025 | Catherine J. Motz | Common stock, $0.001 par value per share | D | 6,700 | - | 153,218 | D | G |
| 08 Sep, 2025 | Nazar M. Khan | Common stock, $0.001 par value per share | A | 400,000 | - | 14,725,223 | D | M |
| 08 Sep, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | A | 500,000 | - | 1,215,200 | D | M |
| 08 Sep, 2025 | Nazar M. Khan | Common stock, $0.001 par value per share | D | 221,200 | - | 14,504,023 | D | D |
| 08 Sep, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | D | 276,500 | - | 938,700 | D | D |
| 29 Aug, 2025 | Paul B. Prager | Common stock, $0.001 par value per share | A | 500,000 | - | 991,700 | D | M |