CHICO, Calif.--(BUSINESS WIRE)--TriCo Bancshares (NASDAQ:TCBK):           What: TriCo Bancshares is scheduled to participate at the Raymond James 2015 U.S. Bank Conference being held Wednesday, September 9, 2015 in Chicago.   Who: Rick Smith, President & CEO, and Tom Reddish, EVP & CFO, of TriCo Bancshares (NASDAQ:TCBK), parent company of Tri Counties Bank.   Mr. Smith has served as President, CEO, and a Director of Tri Counties Bank and TriCo Bancshares since 1999. He began serving the