Christian Mulvihill, CFO of Greenidge Generation Holdings Inc. ($GREE), made one open market purchase of shares in the last year totaling $13,500, with the most recent on May 20, 2025. This ranks 4,106th among 4,983 insiders averaging $1.5 million over 3.3 transactions. He conducted 16 open market sales totaling $37,240, most recently on February 2, 2026, ranking 10,665th out of 11,678 insiders averaging $8.6 million across 6.4 transactions.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 11, 2026 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | F | Class A Common Stock | 34010 | $1.38 | 156,441.0000 | 15,891,000 | 17.86% | 0.21% |
| March 4, 2026 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 95000 | $0.00 | 190,451.0000 | 15,891,000 | 99.53% | 0.60% |
| Feb. 2, 2026 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 5 | $1.25 | 97,404.0000 | 15,891,000 | 0.01% | 0.00% |
| Feb. 2, 2026 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 1953 | $1.28 | 95,451.0000 | 15,891,000 | 2.01% | 0.01% |
| Oct. 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 609 | $2.07 | 97,409.0000 | 15,891,000 | 0.62% | 0.00% |
| Sept. 16, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 5 | $1.47 | 98,640.0000 | 10,504,000 | 0.01% | 0.00% |
| Sept. 16, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 622 | $1.46 | 98,018.0000 | 10,504,000 | 0.63% | 0.01% |
| Aug. 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 615 | $1.36 | 98,645.0000 | 10,504,000 | 0.62% | 0.01% |
| Aug. 4, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 1696 | $1.50 | 99,260.0000 | 10,504,000 | 1.68% | 0.02% |
| July 14, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 611 | $1.88 | 100,956.0000 | 10,504,000 | 0.60% | 0.01% |
| June 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 14 | $1.47 | 102,180.0000 | 10,504,000 | 0.01% | 0.00% |
| June 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 613 | $1.45 | 101,567.0000 | 10,504,000 | 0.60% | 0.01% |
| May 21, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 4596 | $1.30 | 102,194.0000 | 10,504,000 | 4.30% | 0.04% |
| May 19, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 12737 | $0.00 | 96,790.0000 | 10,504,000 | 15.15% | 0.12% |
| May 20, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | P | Class A Common Stock | 10000 | $1.35 | 106,790.0000 | 10,504,000 | 10.33% | 0.10% |
| May 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 618 | $1.12 | 84,053.0000 | 10,504,000 | 0.73% | 0.01% |
| April 14, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 618 | $0.65 | 84,671.0000 | 10,504,000 | 0.72% | 0.01% |
| March 26, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 55515 | $0.00 | 109,642.0000 | 10,504,000 | 102.56% | 0.53% |
| March 27, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 22945 | $0.80 | 86,697.0000 | 10,504,000 | 20.93% | 0.22% |
| March 27, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 1408 | $0.80 | 85,289.0000 | 10,504,000 | 1.62% | 0.01% |
| March 14, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 738 | $0.77 | 54,127.0000 | 10,504,000 | 1.35% | 0.01% |
| Feb. 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 282 | $1.08 | 54,865.0000 | 10,504,000 | 0.51% | 0.00% |
| Feb. 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 425 | $1.08 | 55,150.0000 | 10,504,000 | 0.76% | 0.00% |
| Feb. 13, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 3 | $1.07 | 55,147.0000 | 10,504,000 | 0.01% | 0.00% |
| Feb. 3, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 1947 | $1.29 | 55,575.0000 | 10,504,000 | 3.38% | 0.02% |
| Jan. 14, 2025 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 723 | $1.63 | 57,522.0000 | 10,504,000 | 1.24% | 0.01% |
| Dec. 17, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 595 | $2.20 | 58,245.0000 | 10,652,000 | 1.01% | 0.01% |
| Aug. 2, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | S | Class A Common Stock | 1791 | $2.40 | 38,840.0000 | 6,660,000 | 4.41% | 0.03% |
| Nov. 12, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 20000 | $0.00 | 58,919.0000 | 10,652,000 | 51.39% | 0.19% |
| Aug. 1, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | F | Class A Common Stock | 1712 | $2.50 | 38,919.0000 | 6,660,000 | 4.21% | 0.03% |
| Feb. 1, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 18717 | $0.00 | 40,631.0000 | 6,660,000 | 85.41% | 0.28% |
| Feb. 13, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | A | Class A Common Stock | 32051 | $4.35 | 32,051.0000 | 6,660,000 | 9999.99% | 0.48% |
| Feb. 13, 2024 | Greenidge Generation Holdings Inc. | $GREE | Mulvihill Christian | Chief Financial Officer | F | Class A Common Stock | 10137 | $4.40 | 21,914.0000 | 6,660,000 | 31.63% | 0.15% |