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Filing Details

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1819989	Cipher Mining Inc.	CIFR	Finance Services (6199)	851614529

Insiders

Cik	Name	Reported Address	Director	Officer	Large Shareholder	Other
1884407	B.v. Holdco Top Bitfury	Strawinskylaan 3501 Amsterdam P7 1077 ZX	No	No	Yes	No
1887811	Valerijis Vavilovs	Strawinskylaan 3501 Amsterdam P7 1077 ZX	No	No	Yes	No
1887845	Ltd Holding V3	4Th Fl Harbour Place, 103 S. Church St Po Box 10240 George Town E9 KY1-1002	No	No	Yes	No
1887853	B.v. Holding Bitfury	Strawinskylaan 3501 Amsterdam P7 1077 ZX	No	No	Yes	No
1887872	Ltd Group Bitfury	6Th Floor One London Wall London X0 EC2Y 5EB	No	No	Yes	No

Reported Non-Derivative Transactions

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2023-11-09	10,000,000	$2.95	191,931,387	No	4	S	Indirect	See Footnote

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	See Footnote

Footnotes

Bitfury Holding B.V. is the record holder of 4,821,560 shares of Common Stock. Bitfury Top HoldCo B.V. ("Bitfury Top HoldCo") is the record holder of 187,109,827 shares of Common Stock and is the sole owner of Bitfury Holding B.V. As a result, Bitfury Top HoldCo may be deemed to share beneficial ownership of the shares of Common Stock held by Bitfury Holding B.V. Valerijs Vavilovs is the sole owner of V3 Holding Limited ("V3"), which is the majority owner of Bitfury Group Limited ("BGL"). BGL is the sole owner of Bitfury Top HoldCo. As a result of the foregoing relationships, each of Mr. Vavilovs, V3 and BGL may be deemed to share beneficial ownership of the Common Stock beneficially owned by Bitfury Top HoldCo.