On July 8, 2024 Darryl E. Mast, a member of the Board of Directors of Middlefield Banc Corp., notified the Company of his decision to not run for reelection as a Board member for the Company at its 2025 Annual Meeting, which will also be Mr. Mast?s final day as a Board member. The action of Mr. Mast was for personal reasons and did not result from any disagreements with management or the Board. Mr. Mast has served as a director of the Company since 2013 and served as a member of the Company?s Audit and Executive Committees as well as Chair of the Risk and Compliance Committee for The Middlefield Banking Company.