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California Water Service Group Chairman, President & CEO Martin A. Kropelnicki reported equity compensation activity involving the company’s common stock. On March 7, 2026, he acquired 6,507 shares at $0 per share as a grant/award tied to a Performance Stock Unit (PSU) award granted on March 7, 2023, which vested based on Board-approved performance criteria at a 46% payout of the original goal.
On March 5 and March 7, 2026, shares were disposed of in three transactions coded F (3,817, 385 and 493 shares) at prices of $45.59 and $45.78 per share, representing shares withheld and surrendered to the issuer to satisfy tax withholding obligations on vesting RSAs and PSUs, rather than open-market sales. Following these transactions, Kropelnicki directly owned about 148,828.307 shares of common stock.
California Water Service Group executive Kenneth G. Jenkins, VP Water Resources Planning & Sustainability, reported several equity transactions in company common stock. On March 7, 2026, he acquired 548 shares at $0.00 per share through a grant/award.
On the same date, 281 shares and 33 shares were disposed of at $45.59 per share, and on March 5, 2026 another 42 shares were disposed of at $45.78 per share. Footnotes state these dispositions represent shares withheld and surrendered to the issuer to satisfy tax withholding obligations tied to the vesting of a Restricted Stock Award and a Performance Stock Unit award.
Following these transactions, Jenkins directly owned 5,329 shares of California Water Service Group common stock.
CALIFORNIA WATER SERVICE GROUP executive James Sophie Marwieh, VP Water Quality & Environmental Affairs, reported equity compensation changes in company common stock. On March 7, 2026, Marwieh acquired a grant or award of 548 shares at $0.00 per share. On the same date, Marwieh disposed of 232 shares and 27 shares at $45.59 per share, and on March 5, 2026 disposed of 57 shares at $45.78 per share, all as tax-withholding dispositions. Footnotes explain these shares were withheld and surrendered to the issuer to cover taxes related to the vesting of Restricted Stock Awards and a Performance Stock Unit award granted on March 7, 2023, which vested based on performance criteria and paid out at 46% of the original goal.
California Water Service Group executive reports equity award and tax withholding transactions. Senior vice president Dean Shannon C received a grant of 900 shares of common stock on March 7, 2026 at a stated price of $0.00 per share as a grant or award acquisition. On the same date, 531 and 62 shares of common stock at $45.59 per share were withheld and surrendered to satisfy tax obligations from vested restricted and performance stock awards. An additional 80 shares at $45.78 per share were previously withheld for taxes on March 5, 2026. After these transactions, the executive directly owned 23,816.266 common shares.
California Water Service Group senior vice president and general counsel Shawn C. Bunting reported equity award activity in company common stock. On March 7, 2026, he acquired 750 shares at $0.00 per share as a grant or award tied to prior performance-based and restricted stock awards.
On March 5 and March 7, a total of 547 shares were disposed of at prices around $45.59–$45.78 per share to satisfy tax withholding obligations upon vesting of restricted stock and performance stock units, rather than open-market sales. Following these transactions, he directly owned 4,574 common shares.
California Water Service Group officer Thomas A. Scanlon reported routine equity compensation changes in company stock. On March 3, 2026, he acquired 1,650 shares of restricted common stock at $0.00 per share under the company’s equity incentive plan, labeled as a grant or award.
According to the terms, one-third of this restricted stock vests on March 3, 2027, with the remaining two-thirds vesting quarterly over the following 24 months. On March 4, 2026, 137 shares were withheld and surrendered to the issuer at $46.99 per share to satisfy tax withholding obligations from a prior restricted stock award vesting. After these transactions, he directly held about 5,521.135 shares, including shares accumulated through dividend reinvestment and the employee stock purchase plan.
California Water Service Group reported that Vice President of Engineering Todd Kenneth Peters received a grant of 1,650 shares of restricted common stock on March 3, 2026 under the company’s equity incentive plan. One-third vests on March 3, 2027, with the remaining two-thirds vesting quarterly over the next 24 months.
On March 4, 2026, 179 shares of common stock were withheld and surrendered to the company to cover tax obligations from a prior restricted stock vesting, at a price of $46.99 per share. Peters directly held 8,246 shares after the tax-withholding disposition, which includes shares acquired through dividend reinvestment.
California Water Service Group vice president Elissa Y. Ouyang reported routine equity compensation and related tax withholding transactions. On March 3, 2026, she acquired 1,650 shares of common stock as a restricted stock grant under the company’s equity incentive plan at a stated price of $0.
The grant vests with one-third on March 3, 2027, and the remaining two-thirds vesting quarterly over the following 24 months. On March 4, 2026, 299 shares were withheld and surrendered to the issuer at $46.99 per share to satisfy tax obligations from a restricted stock award that vested from a March 4, 2025 grant. After these transactions, she directly holds 14,785 common shares, including shares acquired through dividend reinvestment and the employee stock purchase plan.
California Water Service Group vice president Michelle R. Mortensen reported offsetting equity transactions. On March 3, she acquired 1,650 shares of common stock as a restricted stock grant under the company’s equity incentive plan, at no cash cost to her.
According to the footnotes, one-third of this restricted stock vests on March 3, 2027, with the remaining two-thirds vesting quarterly over the following 24 months. On March 4, 327 shares were withheld and surrendered to the company to cover tax obligations from a prior restricted stock award vesting, leaving her with 12,877.8 directly owned shares, including shares acquired through dividend reinvestment.
California Water Service Group vice president Greg A. Milleman reported two equity transactions involving company common stock. On March 3, 2026, he acquired 1,650 restricted shares at $0 per share as a grant under the company’s equity incentive plan.
According to a footnote, this restricted stock vests with one-third on March 3, 2027, and the remaining two-thirds vesting quarterly over the following 24 months. On March 4, 2026, 298 shares at $46.99 per share were withheld and surrendered to the issuer to satisfy tax withholding obligations from a prior restricted stock award vesting. After these transactions, he directly held 13,103.166 shares, which include shares acquired through a dividend reinvestment plan and an employee stock purchase plan.