CapStar Bank released pricing details Wednesday for its initial public offering as the Nashville-based bank looks to woo investors during its roadshows. CapStar has targeted its shares to price between $14.50 and $16.50 per share, according to a Securities and Exchange Commission filing. CapStar Financial Holdings, the bank’s holding company, is offering just under 1.3 million shares of common stock. Certain CapStar Bank shareholders will sell an additional 1.3 million shares, from which the bank…