Edward J. Farrell - 30 Sep 2025 Form 4 Insider Report for Cipher Mining Inc. (CIFR)

Role
Chief Financial Officer
Signature
/s/ William Iwaschuk, Attorney-in-Fact for Edward J. Farrell
Issuer symbol
CIFR
Transactions as of
30 Sep 2025
Net transactions value
-$2,526,448
Form type
4
Filing time
02 Oct 2025, 18:55:55 UTC
Previous filing
02 Jul 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
FARRELL EDWARD J Chief Financial Officer C/O CIPHER MINING INC., 1 VANDERBILT AVENUE, FLOOR 54, NEW YORK /s/ William Iwaschuk, Attorney-in-Fact for Edward J. Farrell 02 Oct 2025 0001270609

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CIFR Common Stock Options Exercise +366,667 +28% 1,656,874 30 Sep 2025 Direct F1
transaction CIFR Common Stock Tax liability $2,356,647 -187,184 -11% $12.59 1,469,690 30 Sep 2025 Direct
transaction CIFR Common Stock Options Exercise +26,419 +1.8% 1,496,109 30 Sep 2025 Direct F1
transaction CIFR Common Stock Tax liability $169,801 -13,487 -0.9% $12.59 1,482,622 30 Sep 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CIFR Restricted Stock Units Options Exercise $0 -366,667 -24% $0.000000 1,162,310 30 Sep 2025 Common Stock 366,667 Direct F1, F2
transaction CIFR Restricted Stock Units Options Exercise $0 -26,419 -2.3% $0.000000 1,135,891 30 Sep 2025 Common Stock 26,419 Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
F2 The RSUs vest in equal installments on each of September 13, 2023, September 13, 2024 and September 30, 2025, subject to the Reporting Person's continuous service on the applicable vesting date.
F3 The RSUs vest in equal quarterly installments over a three-year period, on March 31, June 30, September 30 and December 15 of each year, subject to the Reporting Person's continuous service on the applicable vesting date. The first vesting date occurred on March 31, 2025.