On March 13, 2023, Ms. Catherine Thian resigned from the board of directors of RBB Bancorp and its wholly-owned subsidiary, Royal Business Bank (collectively, the “Company”), effective March 13, 2023. Ms. Thian also resigned her positions on the Company's Asset/Liability Committee, Nomination and Corporate Governance Committee, Director's Loan Committee and Community Reinvestment Act Committee, and the Boards of Directors of RBB Asset Management Company and FAIB Capital Corp., subsidiaries of RBB Bancorp.