SANDUSKY, Ohio, March 2, 2026 /PRNewswire/ -- Civista Bancshares, Inc. announced today that Dennis Shaffer, President and Chief Executive Officer of Civista Bancshares, Inc. and Chief Executive Officer of Civista Bank, will retire effective August 28, 2026, shortly after his 64th birthday. At that time, Charles 'Chuck' Parcher, current President of Civista Bank, will assume the role of President and Chief Executive Officer of Civista Bancshares, Inc. and Civista Bank.