Christian Mulvihill Greenidge Generation Holdings Inc. (GREE) insider trading activity

Christian Mulvihill is Chief Financial Officer of Greenidge Generation Holdings Inc.. Currently has a direct ownership of 98,645 shares of GREE, which is worth approximately $134,157. The most recent transaction as insider was on Aug 13, 2025, when has been sold 615 shares (Class A Common Stock) at a price of $1.36 per share, resulting in proceeds of $836. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 98.6K

7.63% 3M change

153.46% 12M change

Total Value Held $134,157

Christian Mulvihill Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Aug 13 2025	SELL Open market or private sale	$836 $1.36 p/Share	615 Reduced 0.62%	98,645 Class A Common Stock
Aug 04 2025	SELL Open market or private sale	$2,544 $1.5 p/Share	1,696 Reduced 1.68%	99,260 Class A Common Stock
Jul 14 2025	SELL Open market or private sale	$1,148 $1.88 p/Share	611 Reduced 0.6%	100,956 Class A Common Stock
Jun 13 2025	SELL Open market or private sale	$915 $1.46 p/Share	627 Reduced 0.61%	101,567 Class A Common Stock
May 21 2025	SELL Open market or private sale	$5,974 $1.3 p/Share	4,596 Reduced 4.3%	102,194 Class A Common Stock
May 20 2025	BUY Open market or private purchase	$13,500 $1.35 p/Share	10,000 Added 8.56%	106,790 Class A Common Stock
May 19 2025	BUY Grant, award, or other acquisition	-	12,737 Added 11.63%	96,790 Class A Common Stock
May 13 2025	SELL Open market or private sale	$692 $1.12 p/Share	618 Reduced 0.73%	84,053 Class A Common Stock
Apr 14 2025	SELL Open market or private sale	$401 $0.65 p/Share	618 Reduced 0.72%	84,671 Class A Common Stock
Mar 27 2025	SELL Open market or private sale	$19,482 $0.8 p/Share	24,353 Reduced 22.21%	85,289 Class A Common Stock
Mar 26 2025	BUY Grant, award, or other acquisition	-	55,515 Added 33.61%	109,642 Class A Common Stock
Mar 14 2025	SELL Open market or private sale	$568 $0.77 p/Share	738 Reduced 1.35%	54,127 Class A Common Stock
Feb 13 2025	SELL Open market or private sale	$766 $1.08 p/Share	710 Reduced 1.28%	54,865 Class A Common Stock
Feb 03 2025	SELL Open market or private sale	$2,511 $1.29 p/Share	1,947 Reduced 3.38%	55,575 Class A Common Stock
Jan 14 2025	SELL Open market or private sale	$1,178 $1.63 p/Share	723 Reduced 1.24%	57,522 Class A Common Stock
Dec 17 2024	SELL Open market or private sale	$1,309 $2.2 p/Share	595 Reduced 1.01%	58,245 Class A Common Stock
Nov 12 2024	BUY Grant, award, or other acquisition	-	20,000 Added 25.34%	58,919 Class A Common Stock
Aug 01 2024	SELL Payment of exercise price or tax liability	$4,280 $2.5 p/Share	1,712 Reduced 4.21%	38,919 Class A Common Stock
Feb 13 2024	SELL Payment of exercise price or tax liability	$44,602 $4.4 p/Share	10,137 Reduced 31.63%	21,914 Class A Common Stock
Feb 13 2024	BUY Grant, award, or other acquisition	$139,421 $4.35 p/Share	32,051 Added 50.0%	32,051 Class A Common Stock
Feb 01 2024	BUY Grant, award, or other acquisition	-	18,717 Added 31.54%	40,631 Class A Common Stock

Christian Mulvihill

Chief Financial Officer

Fairfield, CT

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