SCHEDULE Filed 2026-01-12 Event 2026-01-08 SEC 0001193125-26-010359 →

Atlas Capital Resources (A9) LP → Greenidge Generation Holdings Inc. GREEL

Stake: 25.00% Shares: 3,956,317 CUSIP: 39531G100 Class: Class A Common Stock, par value $0.0001 per share

Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 6/100 · Filer 90d Win Rate: 0% · Hist. 90d Edge: +0.0%

Filer track record (3 filings): 0% 90d win rate, +0.0% 90d edge
High conviction ownership stake (25.0%)

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

9 13D/G filings on this issuer

8 other filings besides this one

Filer Track Record

5 filings by this filer

4 other filings in the data moat

Short Interest · settle 2026-09-30

DTC 1.00

1,663 shares short · -89.2% vs prior

Post-Filing Returns · since 2026-01-08 on GREEL

+1 day

0.0%

+5 days

0.0%

+30 days

0.0%

+60 days

0.0%

+90 days

0.0%

+180 days

0.0%

Anchor price 22.46 on closest trading day on/after 2026-01-08. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Other 13D/G Filings on Greenidge Generation Holdings Inc.

Filed	Form	Filer	Stake	Shares
2026-09-17	SCHEDULE 13D	Rogers George Ted III	8.50%	3,017,216	view →
2026-09-16	SCHEDULE 13D	MIG REF II INFR, LLC	8.23%	2,923,976	view →
2026-09-14	SCHEDULE 13D/A	Atlas Capital Resources (A9) LP	20.00%	5,008,865	view →
2026-09-11	SCHEDULE 13D	Conversant Capital LLC	9.80%	3,479,532	view →
2026-09-11	SCHEDULE 13G	BRC Group Holdings, Inc.	—	—	view →
2026-07-20	SCHEDULE 13D/A	Atlas Capital Resources (A9) LP	—	2,913,566	view →
2026-07-08	SCHEDULE 13D/A	Atlas Capital Resources (A9) LP	23.10%	2,913,565	view →
2025-01-28	SCHEDULE	Atlas Capital Resources (A9) LP	27.40%	3,551,820	view →

Other Filings by Atlas Capital Resources (A9) LP

Filed	Form	Issuer	Stake	Shares
2026-09-14	SCHEDULE 13D/A	Vulcan Infrastructure and Power Inc.	20.00%	5,008,865	view →
2026-07-20	SCHEDULE 13D/A	Vulcan Infrastructure and Power Inc.	—	2,913,566	view →
2026-07-08	SCHEDULE 13D/A	Greenidge Generation Holdings Inc. GREEL	23.10%	2,913,565	view →
2025-01-28	SCHEDULE	Greenidge Generation Holdings Inc. GREEL	27.40%	3,551,820	view →

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