Over the 90-day window ending February 07, 2026, Greenidge Generation Holdings's three dominant insider ownership positions are held by Director Capital Resources Gp Llc Atlas (3.96Mn shares), Director Christopher J. Krug (424.11K shares), Director Kenneth Hopkins Jr. Fearn (174.11K shares).
| Holder | Position | Shares | Report Date |
|---|---|---|---|
| Capital Resources Gp Llc Atlas | 3,956,317 | 12 Jan, 2026 | |
| Capital, Llc 210 | 92,181 | 15 Sep, 2021 | |
| Christopher J. Krug | 424,107 | 17 Nov, 2025 | |
| Jeffrey E Kirt | Chief Executive Officer (Ceo) | 29,500 | 30 Dec, 2021 |
| Kenneth Hopkins Jr. Fearn | 174,107 | 17 Nov, 2025 | |
| Jordan Kovler | Chief Executive Officer | 152,912 | 23 May, 2025 |
| Dale Irwin | President | 103,285 | 04 Feb, 2026 |
| Christian Mulvihill | Chief Financial Officer | 95,451 | 04 Feb, 2026 |
| Charles M. Zeynel | 83,493 | 17 Nov, 2025 | |
| Michael P Neuscheler | 3,711 | 13 Mar, 2023 | |
| Daniel Rothaupt | 2,053 | 13 Mar, 2023 | |
| Robert Loughran | Accounting Officer | 1,500 | 15 Nov, 2021 |
| Terence A. Burke | General Counsel | 409 | 05 Jan, 2022 |
* 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 |
|---|---|---|---|---|---|---|---|---|
| 02 Feb, 2026 | Dale Irwin | Class A Common Stock | D | 6 | $1.26 | 105,264 | D | S |
| 02 Feb, 2026 | Dale Irwin | Class A Common Stock | D | 1,979 | $1.28 | 103,285 | D | S |
| 02 Feb, 2026 | Christian Mulvihill | Class A Common Stock | D | 5 | $1.25 | 97,404 | D | S |
| 02 Feb, 2026 | Christian Mulvihill | Class A Common Stock | D | 1,953 | $1.28 | 95,451 | D | S |
| 08 Jan, 2026 | Capital Resources Gp Llc Atlas | Class A Common Stock, par value $0.0001 per share | A | 79,320 | $2.06 | 3,956,317 | I | J |
| 09 Nov, 2025 | Kenneth Hopkins Jr. Fearn | Class A Common Stock | A | 22,500 | $0.00 | 174,107 | D | A |
| 09 Nov, 2025 | Christopher J. Krug | Class A Common Stock | A | 22,500 | $0.00 | 174,107 | D | A |
| 09 Nov, 2025 | Charles M. Zeynel | Class A Common Stock | A | 15,000 | $0.00 | 83,493 | D | A |
| 09 Nov, 2025 | Charles M. Zeynel | - | - | 83,493 | D | |||
| 13 Oct, 2025 | Christian Mulvihill | Class A Common Stock | D | 609 | $2.07 | 97,409 | D | S |
| 09 Oct, 2025 | Capital Resources Gp Llc Atlas | Class A Common Stock, par value $0.0001 per share | A | 102,286 | $1.62 | 3,876,997 | I | J |
| 16 Sep, 2025 | Christian Mulvihill | Class A Common Stock | D | 5 | $1.47 | 98,640 | D | S |
| 16 Sep, 2025 | Christian Mulvihill | Class A Common Stock | D | 622 | $1.46 | 98,018 | D | S |
| 18 Aug, 2025 | Charles M. Zeynel | Class A Common Stock | A | 68,493 | $0.00 | 68,493 | D | A |
| 13 Aug, 2025 | Christian Mulvihill | Class A Common Stock | D | 615 | $1.36 | 98,645 | D | S |
| 04 Aug, 2025 | Dale Irwin | - | - | 105,270 | D | |||
| 04 Aug, 2025 | Dale Irwin | Class A Common Stock | D | 1,727 | $1.50 | 105,270 | D | S |
| 04 Aug, 2025 | Christian Mulvihill | Class A Common Stock | D | 1,696 | $1.50 | 99,260 | D | S |
| 14 Jul, 2025 | Christian Mulvihill | Class A Common Stock | D | 611 | $1.88 | 100,956 | D | S |
| 02 Jul, 2025 | Capital Resources Gp Llc Atlas | Class A Common Stock, par value $0.0001 per share | A | 131,937 | $1.23 | 3,774,711 | I | J |