4processed

Form 4 — Insider Transaction

CALIFORNIA WATER SERVICE GROUP(CWT)

Filing Date

June 4, 2026

Accepted

June 4, 2026

Accession No.

0001998622-26-000006

CIK

0001035201

Insider Transactions

InsiderTitleTypeSharesPriceValueOwned AfterSecurityDate
James Sophie MarwiehVP Water QualOther51$45.248.4KCommon StockJun 4, 2026
James Sophie MarwiehVP Water QualOther50$45.828.3KCommon StockJun 5, 2026