Greenidge Generation Holdings I

Historical 13F Holders

Reported Value, Excluding Options

Total Filings

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 39531G308 since 12/18/2024, newest first.

Filer	% of Class	Shares	Form	Filed
Rogers George Ted III 13D	8.5%	3,017,216	13D	9/17/2026 Event 9/10/2026
Mig Ref II Infr, LLC 13D	8.2%	2,923,976	13D	9/16/2026 Event 9/10/2026
Mig Ref II Infr, LLC	8.2%	2,923,976
Eric W. Rosenthal	8.2%	2,923,976
Atlas Capital Resources (A9) LP 13D/A Amendment 6	20.0%	7,109,358	13D/A Amendment 6	9/14/2026 Event 9/10/2026
Atlas Capital Resources (A9) LP	14.1%	5,008,865
Atlas Capital Resources (A9-Parallel) LP	5.1%	1,798,206
Atlas Capital Resources (P) LP	0.5%	183,239
GGH Bridge Investment LP	0.3%	119,048
Atlas Capital GP LP	20.0%	7,109,358
Atlas Capital Resources GP LLC	20.0%	7,109,358
Andrew M. Bursky	20.0%	7,109,358
Timothy J. Fazio	20.0%	7,109,358
BRC Group Holdings, Inc. 13G	7.1%	2,339,181	13G	9/11/2026 Event 9/2/2026
BRC Group Holdings, Inc.	7.1%	2,339,181
B. Riley Securities, Inc.	7.1%	2,339,181
Bryant Riley	7.1%	2,339,181
Conversant Capital LLC 13D	9.8%	3,479,532	13D	9/11/2026 Event 9/10/2026
Conversant PIF VIP Holdco LLC	9.8%	3,479,532
Conversant Capital LLC	9.8%	3,479,532
Michael J. Simanovsky	9.8%	3,479,532
Atlas Capital Resources (A9) LP 13D/A Amendment 5	23.1%	4,185,382	13D/A Amendment 5	7/20/2026 Event 7/19/2026
Atlas Capital Resources (A9) LP	16.1%	2,913,566
Atlas Capital Resources (A9-Parallel) LP	5.8%	1,046,176
Atlas Capital Resources (P) LP	0.6%	106,592
GGH Bridge Investment LP	0.7%	119,048
Atlas Capital GP LP	23.1%	4,185,382
Atlas Capital Resources GP LLC	23.1%	4,185,382
Andrew M. Bursky	23.1%	4,185,382
Timothy J. Fazio	23.1%	4,185,382

Period	Filings	Shares, Excl. Options	Value, Excl. Options	Options Value
2026 Q2	26	1.55 M	$2.78 M	$0
2026 Q1	29	1.52 M	$1.68 M	$0
2025 Q4	27	1.09 M	$1.61 M	$0
2025 Q3	28	680 k	$1.24 M	$0
2025 Q2	31	587 k	$757 k	$0
2025 Q1	26	617 k	$452 k	$0
2024 Q4	24	823 k	$1.28 M	$0
2024 Q3	22	380 k	$687 k	$0
2024 Q2	27	524 k	$1.41 M	$0
2024 Q1	28	960 k	$3.36 M	$0
2023 Q4	33	629 k	$4.22 M	$0
2023 Q3	26	275 k	$1.13 M	$0
2023 Q2	32	187 k	$527 k	$302 k