Kelly Patrick Arthur's Planned Sale of Cipher Mining Inc. Common Stock

Kelly Patrick Arthur, an officer of Cipher Mining Inc., has filed a Form 144 indicating the planned sale of 26,581 shares of common stock. The shares were acquired through restricted stock vesting on January 1, 2022, and are scheduled to be sold on October 15, 2025, with an aggregate market value of approximately $560,449.40. Additionally, Arthur has recently sold shares in the past three months, with sales on August 15, 2025, and September 15, 2025, totaling 89,741 shares and gross proceeds of $718,060.28. The filing highlights the ongoing transactions involving Arthur's holdings in Cipher Mining Inc.