MIDDLEFIELD, Ohio, May 12, 2025 (GLOBE NEWSWIRE) -- Middlefield Banc Corp. (NASDAQ: MBCN) today announced that its Board of Directors declared a quarterly cash dividend of $0.21 per common share. The 2025 second-quarter dividend is payable on June 13, 2025, to shareholders of record on May 30, 2025. About Middlefield Banc Corp. Middlefield Banc Corp., headquartered in Middlefield, Ohio, is the Bank holding Company of The Middlefield Banking Company, with total assets of$1.89 billion at March 31, 2025. The ...