Heritage Financial Corporation and its financial institution subsidiary Heritage Bank (“Bank”), announced that on March 11, 2022, Gragg E. Miller, a member of the boards of directors (the “Boards”) of Heritage and the Bank, informed Heritage in writing that he would not stand for re-election as a member of the Heritage's Board at Heritage's 2022 Annual Meeting of Shareholders (“Annual Meeting”). Mr. Miller's decision to not stand for re-election to the Board was not a result of any disagreement with Heritage pertaining to Heritage's operations, policies, or practices. Mr. Miller also resigned from the Bank's Board, with concurrent effect.