Bank OZK (the "Bank") (NASDAQ:OZK) announced its Board of Directors declared a quarterly cash dividend on the Bank's common stock of $0.47 per share, up $0.01, or 2.17% from the prior quarter. The common stock dividend is payable on April 20, 2026 to shareholders of record as of April 13, 2026. Bank OZK has increased its quarterly cash dividend on its common stock in each of the last sixty-three quarters.

The Board of Directors also declared a quarterly cash dividend of $0.28906 per share on the Bank's 4.625% Series A Non-Cumulative Perpetual Preferred Stock ("Series A Preferred Stock") (NASDAQ:OZKAP) for the period covering February 15, 2026 through, but excluding May 15, 2026. The Series A Preferred Stock dividend is payable on May 15, 2026, to the holders of record of the Series A Preferred Stock at the close of business on May 1, 2026.