Cipher Mining Inc. — Director's Dealing 2025

Oct 16, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Cipher Mining Inc. (CIFR)
CIK: 0001819989
Period of Report: 2025-10-10

Reporting Person: Page Tyler (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-10-10	Common Stock	M	1419237	—	Acquired	7247692	Direct
2025-10-10	Common Stock	F	724521	$16.97	Disposed	6523171	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-10-10	Performance Stock Units	$	M	1419237	Disposed		Common Stock (1419237)	Direct

Footnotes

F1: Each performance stock unit ("PSU") represents a contingent right to receive one share of Issuer's Common Stock.

F2: The PSUs vest, if at all, in three tranches based on the Issuer's achievement of certain market capitalization thresholds. The first tranche of the PSUs vested on October 10, 2025. The PSUs have no expiration date.