 NASHVILLE, Tenn., March 09, 2021 GLOBE NEWSWIRE -- CapStar Financial Holdings, Inc. CapStar NASDAQ: CSTR, the parent company of CapStar Bank, announced today that its board of directors authorized the repurchase of up to 30 million of the Companys outstanding common stock. The repurchase authorization will be in place until December 31, 2021 and replaces the Companys previously expired authorization. 