KROPELNICKI MARTIN A 4

What Happened

• Martin A. Kropelnicki, Chairman, President & CEO of California Water Service Group (CWT), had a total of 997 shares withheld/surrendered to the company to satisfy tax-withholding obligations tied to vested restricted stock. On 2026-06-04 he surrendered 504 shares at $45.24 each ($22,801) and on 2026-06-05 he surrendered 493 shares at $45.82 each ($22,589), totaling about $45,390. These were tax-withholding disposals (code F), not open-market sales.

Key Details

• Transaction dates and prices:
  • 2026-06-04: 504 shares @ $45.24 = $22,801
  • 2026-06-05: 493 shares @ $45.82 = $22,589
• Total disposed: 997 shares for ~$45,390.
• Footnotes: F1 and F3 indicate shares were withheld to satisfy tax withholding from Restricted Stock Award vestings (F1: RSA granted Mar 4, 2025; F3: RSA granted Jun 5, 2024). F2 (mentioned in filing) notes ESPP shares generally but is not the primary reason for these transactions.
• Shares owned after the transactions are not reported in the provided excerpt.
• Filing: Form 4 filed 2026-06-08 covering 2026-06-04 and 2026-06-05 transactions — this appears to be later than the typical 2-business-day filing window.

Context

• These transactions are tax-withholding dispositions (surrendering shares to the issuer to cover taxes) — a routine administrative action that does not necessarily indicate a change in the insider’s view of the company. This is not an open-market sale or a purchase.