Form 4 Filing for Hamilton Brian T

This Form 4 filing details a transaction by Hamilton Brian T, President of CCBX, on September 1, 2026. The transaction involved the disposal of 232 shares of Common Stock at a price of $46.85 per share, resulting in 66,654 shares remaining. The shares were withheld for payment of withholding taxes upon partial vesting of RSUs, and the sale was executed under a Rule 10b5-1 trading plan. The filing also notes the inclusion of various RSUs and performance-based RSUs under the 2018 Coastal Financial Corporation Omnibus Incentive Plan, with vesting schedules and performance criteria detailed.