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Cipher Mining Inc. — Director's Dealing 2025
Dec 18, 2025
31022_dirs_2025-12-17_f5431991-63b8-4a25-88a2-b35441b9dbde.zip
Director's Dealing
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SEC Form 4 — Statement of Changes in Beneficial Ownership
Issuer: Cipher Mining Inc. (CIFR)
CIK: 0001819989
Period of Report: 2025-12-15
Reporting Person: Kelly Patrick Arthur (Co-President and COO)
Non-Derivative Transactions
| Date | Security | Code | Shares | Price | A/D | Holdings After | Ownership |
|---|---|---|---|---|---|---|---|
| 2025-12-15 | Common Stock | S | 35569 | $15.08 | Disposed | 1151770 | Direct |
| 2025-12-15 | Common Stock | M | 470219 | — | Acquired | 1621989 | Direct |
| 2025-12-15 | Common Stock | F | 240047 | $14.74 | Disposed | 1381942 | Direct |
| 2025-12-15 | Common Stock | M | 33968 | — | Acquired | 1415910 | Direct |
| 2025-12-15 | Common Stock | F | 17341 | $14.74 | Disposed | 1398569 | Direct |
Derivative Transactions
| Date | Security | Exercise Price | Code | Shares | A/D | Expiration | Underlying | Ownership |
|---|---|---|---|---|---|---|---|---|
| 2025-12-15 | Restricted Stock Units | $ | M | 470219 | Disposed | Common Stock (470219) | Direct | |
| 2025-12-15 | Restricted Stock Units | $ | M | 33968 | Disposed | Common Stock (33968) | Direct |
Footnotes
F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 12, 2025.
F2: The sales were executed in multiple trades at prices ranging from $14.63 to $16.70. The price reported reflects the weighted average sale price. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) to this Form 4.
F3: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Common Stock.
F4: Represents the early vesting and settlement of the second installment of the RSU award granted on March 9, 2024.
F5: 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.