Form 4 Filing for John Klimowich

This filing details transactions made by John Klimowich, SEVP & Chief Risk Officer of Columbia Financial, Inc. (CLBK). On June 12, 2026, Klimowich acquired 33.0734 shares of common stock under a stock-based deferral plan at a price of $20.70 per share. Following this transaction, his holdings in this plan amount to 9179.7669 shares. The filing also lists Klimowich's other holdings, including 63,662 directly owned shares and various indirect holdings through retirement plans (401(k), ESOP) and stock awards/options granted under the 2019 Equity Incentive Plan. Several stock option grants with different vesting schedules and exercise prices are detailed, as well as stock awards with performance-based vesting criteria. All stock options listed appear to be fully vested and exercisable, with exercise prices ranging from $15.60 to $18.28.