4processed

Form 4 — Insider Transaction

CALIFORNIA WATER SERVICE GROUP(CWT)

Filing Date

June 4, 2026

Accepted

June 4, 2026

Accession No.

0001958895-26-000006

CIK

0001035201

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
Scanlon Thomas AVP, Corporate Controller & PAOOther30$45.245.8KCommon StockJun 4, 2026
Scanlon Thomas AVP, Corporate Controller & PAOOther30$45.825.7KCommon StockJun 5, 2026