Enact Holdings Controller James McMullen Acquires Additional Restricted Stock Units

This Form 4 filing reports that James McMullen, Controller of Enact Holdings, Inc. (ACT), acquired additional restricted stock units (RSUs) on June 18, 2026. The acquisitions resulted from dividend reinvestment terms in existing RSU award agreements following a quarterly dividend payment of $0.24 per share. McMullen acquired a total of 42 additional RSUs across five different award grants, with the units converting to common stock on a 1:1 basis. The RSUs have various vesting schedules beginning between February 2025 and February 2027, with three equal annual installments. Following these acquisitions, McMullen's total RSU holdings range from 592 to 2,642 units across the different grants. The filing was signed by Joe Jacumin via power of attorney on June 23, 2026.