Form 3 Filing for Thomas David Duda - Cipher Mining Inc.

This filing details the initial ownership of securities by Thomas David Duda, a director at Cipher Mining Inc. (CIFR). As of February 11, 2026, Mr. Duda directly owns 13,818 shares of common stock. Additionally, he indirectly owns 12,871 shares of common stock through his spouse. The filing includes a Power of Attorney authorization for William Iwaschuk to act on behalf of Mr. Duda. The reported signature date is February 23, 2026.