InsiderTrades

Form 4 for CWT CALIFORNIA WATER SERVICE GROUP

Accepted 2026-03-05 00:00:00 ET · period of report 2026-03-03 · accession 0001763798-26-000002 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-03-05 2026-03-04 CWT Milleman Greg A VP Rates, Regulatory Affairs F - Tax $46.99 -298 13.1K -2% -$14.0K
2026-03-05 2026-03-03 CWT Milleman Greg A VP Rates, Regulatory Affairs A - Grant $0.00 +1,650 13.4K +14% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-04 F D 298 $46.99 13,103.17 D — — (F3) Represents the number of shares withheld and surrendered to the issuer to satisfy the tax withholding obligations that arose in connection with the vesting of Restricted Stock (RSA) Award granted on March 4,2025
2 Common Common Stock 2026-03-03 A A 1,650 $0.00 13,401.17 D — — (F1) Restricted stock granted on 3/3/2026 pursuant to the California Water Service Group equity incentive plan in a transaction exempt under Rule 16-b-3 vests with one-third on March 3, 2027, and with the remaining 2/3 vesting quarterly over the succeeding 24 months. (F2) Includes shares acquired through Dividend Reinvestment and Employee Stock Purchase Plan