Kelly Ann P 4

What Happened
Kelly Ann P, Chief Financial Officer and Treasurer of H2O America (HTO), had 88 shares of common stock withheld to satisfy tax withholding upon the vesting of restricted stock units (RSUs). The shares were valued at $60.74 each, for a total withholding value of $5,345. This was a tax-withholding disposition (transaction code F), not an open-market sale.

Key Details

• Transaction date and price: July 1, 2026 — 88 shares withheld at $60.74 per share (total ~$5,345).
• Post-transaction holdings (per footnote): beneficially owns 2,176 shares of common stock and has 7,800 RSUs scheduled to vest in accordance with their terms.
• Footnotes: F1 clarifies the 88 shares were withheld to satisfy withholding taxes on RSUs that vested July 1, 2026; the underlying RSUs were previously reported at grant and this issuance itself is not a separate reportable transaction on the Form 4. F2 describes the remaining shares and RSUs noted above.
• Filing: Form filed July 6, 2026; no late-filing indication provided in the filing data.

Context
Tax-withholding transactions like this are routine when RSUs vest and do not reflect an insider choosing to sell shares on the market. The transaction code F simply denotes shares were withheld to cover tax liabilities rather than a discretionary sale or purchase.