Form 4 Filing for Michael S Mares Jr - SVP Operations

This filing details transactions made by Michael S Mares Jr., SVP Operations at CALIFORNIA WATER SERVICE GROUP (CWT). On June 4, 2026, 69 shares of Common Stock were disposed of at a price of $45.24 per share. This transaction was related to satisfying tax withholding obligations upon the vesting of a Restricted Stock Award granted on March 4, 2025. Following this, on June 5, 2026, an additional 68 shares of Common Stock were disposed of at $45.82 per share, also to cover tax withholding obligations from a Restricted Stock Award granted on June 5, 2024. Post these transactions, Mr. Mares holds 8387.6 shares of CWT.