 SAN RAFAEL, Calif., July 22, 2021 GLOBE NEWSWIRE -- Westamerica Bancorporations Board of Directors approved a plan to repurchase, as conditions warrant, up to 1,750,000 shares of the Companys common stock on the open market or in privately negotiated transactions prior to September 1, 2022. The repurchase plan represents approximately 6.5 percent of the Companys common stock outstanding as of June 30, 2021. 