SCHEDULE 13D/A Filed 2026-08-26 Event 2026-08-24 SEC 0000912282-26-001163 →

Endeavor Blockchain, LLC → Sphere 3D Corp. DRK

Stake: — Shares: 300,000 Class: Common Shares, no par value

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

11 13D/G filings on this issuer

10 other filings besides this one

Filer Track Record

11 filings by this filer

10 other filings in the data moat

Short Interest · settle 2026-09-30

DTC 1.00

49,052 shares short · -81.2% vs prior

Other 13D/G Filings on Sphere 3D Corp.

Filed	Form	Filer	Stake	Shares
2026-10-06	SCHEDULE 13D	Block Joel M	7.60%	821,142	view →
2026-07-31	SCHEDULE 13D	Endeavor Blockchain, LLC	6.50%	500,000	view →
2026-07-20	SCHEDULE 13G	Qu Jialin (Gavin)	—	—	view →
2026-07-08	SCHEDULE 13G	Masiero Thomas	—	—	view →
2019-07-12	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →
2019-05-17	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →
2018-05-02	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →
2018-04-18	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →
2018-04-03	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →
2018-01-03	SC	CYRUS CAPITAL PARTNERS, L.P.	—	—	view →

Other Filings by Endeavor Blockchain, LLC

Filed	Form	Issuer	Stake	Shares
2026-09-28	SCHEDULE 13D/A	Big Digital Energy, Inc.	44.30%	2,822,294	view →
2026-07-31	SCHEDULE 13D	Sphere 3D Corp.	6.50%	500,000	view →
2026-07-10	SCHEDULE 13D/A	Big Digital Energy, Inc. BGDE	46.50%	3,545,221	view →
2026-07-02	SCHEDULE 13D/A	Big Digital Energy, Inc. BGDE	46.50%	3,545,221	view →
2026-06-15	SCHEDULE 13D/A	Big Digital Energy, Inc. BGDE	—	1,550,000	view →
2026-04-07	SCHEDULE 13D/A	Mawson Infrastructure Group Inc. MIGI	27.50%	1,500,000	view →
2026-01-26	SCHEDULE	Mawson Infrastructure Group Inc. MIGI	44.20%	1,460,000	view →
2026-01-21	SCHEDULE	Mawson Infrastructure Group Inc. MIGI	42.40%	1,400,000	view →
2026-01-12	SCHEDULE	Mawson Infrastructure Group Inc. MIGI	38.10%	1,260,000	view →
2026-01-06	SCHEDULE	Mawson Infrastructure Group Inc. MIGI	30.00%	990,000	view →

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