GREE
Greenidge Generation Holdings Inc.
Finance ServicesNasdaq<br>Emerging growth company
Total Trades
36
Buys
10
Sells
21
Largest Trade
N/A
Insiders
8
Institutional Funds
20
Inst. Value
$1M+
Activist Filings
5
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Mulvihill Christian | CFO | SELL | $1K–$15K | 2K | $1.28 | Feb 4, 2026 |
| Irwin Dale | President | SELL | $1K–$15K | 2K | $1.28 | Feb 4, 2026 |
| Mulvihill Christian | CFO | SELL | <$1K | 627 | $1.46 | Sep 17, 2025 |
| Mulvihill Christian | CFO | SELL | $1K–$15K | 611 | $1.88 | Jul 16, 2025 |
| Mulvihill Christian | CFO | SELL | <$1K | 627 | $1.45 | Jun 13, 2025 |
| Kovler Jordan | CEO | SELL | $1K–$15K | 3K | $1.30 | May 23, 2025 |
| Kovler Jordan | CEO | BUY | $1K–$15K | 5K | $1.56 | May 23, 2025 |
| Mulvihill Christian | CFO | SELL | $1K–$15K | 5K | $1.30 | May 23, 2025 |
| Irwin Dale | President | SELL | $1K–$15K | 5K | $1.30 | May 23, 2025 |
| Krug Christopher J. | Director | BUY | $100K–$500K | 125K | $1.32 | May 20, 2025 |
| Kovler Jordan | CEO | BUY | $15K–$50K | 15K | $1.17 | May 20, 2025 |
| Kovler Jordan | CEO | GRANT | N/A | 13K | — | May 20, 2025 |
| Mulvihill Christian | CFO | GRANT | N/A | 13K | — | May 20, 2025 |
| Mulvihill Christian | CFO | BUY | $1K–$15K | 10K | $1.35 | May 20, 2025 |
| Mulvihill Christian | CFO | SELL | <$1K | 618 | $1.12 | May 15, 2025 |
| Krug Christopher J. | Director | BUY | $100K–$500K | 125K | $0.83 | Apr 25, 2025 |
| Mulvihill Christian | CFO | SELL | <$1K | 618 | $0.65 | Apr 15, 2025 |
| Irwin Dale | President | GRANT | N/A | 56K | — | Mar 29, 2025 |
| Irwin Dale | President | SELL | $15K–$50K | 24K | $0.81 | Mar 29, 2025 |
| Mulvihill Christian | CFO | SELL | $15K–$50K | 24K | $0.80 | Mar 29, 2025 |
| Mulvihill Christian | CFO | GRANT | N/A | 56K | — | Mar 29, 2025 |
| Kovler Jordan | CEO | SELL | $15K–$50K | 29K | $0.80 | Mar 29, 2025 |
| Kovler Jordan | CEO | GRANT | N/A | 92K | — | Mar 29, 2025 |
| Mulvihill Christian | CFO | SELL | <$1K | 738 | $0.77 | Mar 18, 2025 |
| Mulvihill Christian | CFO | SELL | $1K–$15K | 723 | $1.63 | Jan 16, 2025 |
| Kovler Jordan | CEO | BUY | $1K–$15K | 5K | $1.76 | Dec 23, 2024 |
| Irwin Dale | President | SELL | $15K–$50K | 9K | $2.81 | May 29, 2024 |
| Irwin Dale | President | SELL | $50K–$100K | 25K | $2.55 | May 23, 2024 |
| Irwin Dale | President | SELL | $15K–$50K | 6K | $4.18 | Mar 1, 2024 |
| Kovler Jordan | CEO | BUY | $1K–$15K | 4K | $3.96 | Feb 21, 2024 |
| Kovler Jordan | CEO | BUY | $1K–$15K | 3K | $3.29 | Feb 7, 2024 |
| Kovler Jordan | CEO | BUY | $15K–$50K | 5K | $5.21 | Nov 20, 2023 |
| NEUSCHELER MICHAEL P | Director | SELL | $1K–$15K | 7K | $0.42 | Mar 13, 2023 |
| Rothaupt Daniel | Director | SELL | $1K–$15K | 3K | $0.42 | Mar 13, 2023 |
| Loughran Robert | CFO | SELL | $1K–$15K | 2K | $0.75 | Mar 6, 2023 |
| Atlas Capital Resources GP LLC | Director | BUY | $500K+ | 1.2M | $0.84 | Feb 2, 2023 |
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Institutional Ownership
13F filings as of Dec 31, 2025 · 20 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| GSA CAPITAL PARTNERS LLP | 276K | $100K–$500K | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 101K | $100K–$500K | SH |
| STATE STREET CORP | 79K | $100K–$500K | SH |
| RENAISSANCE TECHNOLOGIES LLC | 77K | $100K–$500K | SH |
| VANGUARD GROUP INC | 45K | $50K–$100K | SH |
| JANE STREET GROUP, LLC | 44K | $50K–$100K | SH |
| Virtu Financial LLC | 25K | $15K–$50K | SH |
| Dynamic Technology Lab Private Ltd | 14K | $15K–$50K | SH |
| EWA, LLC | 11K | $15K–$50K | SH |
| MORGAN STANLEY | 3K | $1K–$15K | SH |
| SBI Securities Co., Ltd. | 3K | $1K–$15K | SH |
| UBS Group AG | 3K | $1K–$15K | SH |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 31 | $1K–$15K | SH |
| US BANCORP \DE\ | 1K | $1K–$15K | SH |
| BNP PARIBAS FINANCIAL MARKETS | 263 | <$1K | SH |
| CITIGROUP INC | 25 | <$1K | SH |
| FIFTH THIRD BANCORP | 2 | <$1K | SH |
| NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 1 | <$1K | SH |
| JPMORGAN CHASE & CO | 1 | <$1K | SH |
| BlackRock, Inc. | 1 | <$1K | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Atlas Capital Resources (A9) LP
SC 13D/A · Jan 12, 2026
17.4%
2.7M shares
Atlas Capital Resources (A9) LP
SC 13D/A · Jul 8, 2025
16.8%
2.6M shares
Atlas Capital Resources (A9) LP
SC 13D/A · Jan 29, 2025
19.0%
2.5M shares
Atlas Capital Resources (A9) LP
SC 13D · Feb 9, 2023
39.7%
19.2M shares
Atlas Capital Resources (A9) LP
SC 13G · Feb 14, 2022
50.0%
19.2M shares