GREE
Greenidge Generation Holdings Inc.
NASDAQ · Financial Services · Financial - Capital Markets · US
$2.84
+0.00%4
Insider buys (3m)
3
Insider sells (3m)
$5.1M
Net value (3m)
+44.2%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Sep 14, 2026 | Kovler Jordan · director, officer: Chief Executive Officer | Purchase | 58,479 | $1.71 |
| Sep 14, 2026 | Wu Jacky · director | A-Award | 37,158 | $0.00 |
| Sep 14, 2026 | Foley Robert · director | A-Award | 37,158 | $0.00 |
| Sep 14, 2026 | Rothschild Allan B. · director | A-Award | 38,251 | $0.00 |
| Sep 14, 2026 | Irwin Dale · officer: President | Purchase | 58,479 | $1.71 |
| Sep 14, 2026 | Mulvihill Christian · officer: Chief Financial Officer | Purchase | 58,479 | $1.71 |
| Sep 11, 2026 | NEUSCHELER MICHAEL P · director | A-Award | 42,349 | $0.00 |
| Sep 11, 2026 | Rogers George Ted III · director | A-Award | 60,000 | $0.00 |
| Sep 11, 2026 | Rogers George Ted III · director | A-Award | 38,251 | $0.00 |
| Sep 11, 2026 | Rogers George Ted III · director | Purchase | 2,923,976 | $1.71 |
| Sep 11, 2026 | NEUSCHELER MICHAEL P · director | A-Award | 60,000 | $0.00 |
| Jul 24, 2026 | Kovler Jordan · director, officer: Chief Executive Officer | Sale | 35,721 | $2.45 |
| Jul 24, 2026 | Irwin Dale · officer: President | Sale | 21,154 | $2.45 |
| Jul 24, 2026 | Mulvihill Christian · officer: Chief Financial Officer | Sale | 14,738 | $2.45 |
| Jul 22, 2026 | Mulvihill Christian · officer: Chief Financial Officer | A-Award | 35,000 | $0.00 |
| Jul 22, 2026 | Kovler Jordan · director, officer: Chief Executive Officer | A-Award | 125,000 | $0.00 |
| Jul 22, 2026 | Irwin Dale · officer: President | A-Award | 50,000 | $0.00 |
| Mar 13, 2026 | Irwin Dale · officer: President | F-InKind | 39,655 | $1.38 |
| Mar 13, 2026 | Mulvihill Christian · officer: Chief Financial Officer | F-InKind | 34,010 | $1.38 |
| Mar 13, 2026 | Mulvihill Christian · officer: Chief Financial Officer | A-Award | 95,000 | $0.00 |
| Mar 13, 2026 | Kovler Jordan · director, officer: Chief Executive Officer | F-InKind | 26,785 | $1.38 |
| Mar 13, 2026 | Kovler Jordan · director, officer: Chief Executive Officer | A-Award | 110,000 | $0.00 |
| Mar 13, 2026 | Irwin Dale · officer: President | A-Award | 110,000 | $0.00 |
| Feb 4, 2026 | Mulvihill Christian · officer: Chief Financial Officer | Sale | 1,953 | $1.28 |
| Feb 4, 2026 | Mulvihill Christian · officer: Chief Financial Officer | Sale | 5 | $1.25 |
| Feb 4, 2026 | Irwin Dale · officer: President | Sale | 1,979 | $1.28 |
| Feb 4, 2026 | Irwin Dale · officer: President | Sale | 6 | $1.26 |
| Nov 17, 2025 | Fearn Kenneth Hopkins Jr. · director | A-Award | 22,500 | $0.00 |
| Nov 17, 2025 | Zeynel Charles M. · director | A-Award | 15,000 | $0.00 |
| Nov 17, 2025 | Krug Christopher J. · director | A-Award | 22,500 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 9Increased 12Reduced 13Sold out 7
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Graham Capital Management, L.P. | Unchanged | 500,000 | Aug 14, 2026 |
| GRAHAM CAPITAL MANAGEMENT, L.P. | New Position | 500,000 | May 15, 2026 |
| GSA CAPITAL PARTNERS LLP | Reduced | 248,887 | May 8, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 209,268 | Aug 13, 2026 |
| GSA CAPITAL PARTNERS LLP | Reduced | 185,730 | Aug 6, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 178,246 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 126,147 | Aug 12, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 121,582 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 100,300 | Aug 13, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Increased | 88,300 | May 14, 2026 |
| VANGUARD FIDUCIARY TRUST CO | Increased | 81,123 | Aug 13, 2026 |
| STATE STREET CORP | Unchanged | 79,050 | Aug 7, 2026 |
| STATE STREET CORP | Unchanged | 79,050 | May 15, 2026 |
| UBS GROUP AG | Reduced | 49,929 | May 5, 2026 |
| JANE STREET GROUP, LLC | Increased | 48,274 | Aug 14, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Sep 14, 2026