California Water (NYSE: CWT) insider surrenders 136 shares for tax on vesting stock
California Water Service Group (CWT) reported that its SVP Operations, Michael S. Mares Jr., had 136 shares of common stock withheld to cover tax obligations from vested restricted stock. The shares were withheld at $50.03 each on September 4 and 5, 2026, for RSAs granted in 2024 and 2025. These transactions were for tax purposes, not open-market sales.
How this was made
The 30-second read
Why it matters
The filing is routine and does not introduce new strategic or financial information.
Market read
Minimal relevance; the disclosure is a standard compliance filing with no material impact.
What to watch
Potential future insider sales if compensation plans shift, but not indicated.
Background
California Water Service Group (CWT) filed a Form 4 detailing tax-withheld shares from a recent RSA vesting.
Ticker impact
Form 4 shows 136 shares withheld for tax on restricted stock vesting by SVP Michael S. Mares Jr.
No material price movement expected.
The transaction size (~$6k) is too small to affect liquidity or sentiment.
Market effects
None; the water utility sector is unaffected by a single insider tax withholding.
None; limited to California Water Service Group.
None
Counterpoint
Even small insider transactions can signal upcoming compensation changes, but no evidence here.
Key entities
- ExecutiveMichael S. Mares Jr.
Senior Vice President of Operations at CWT


