SAN ANTONIO–(BUSINESS WIRE)–CST Brands, Inc. (NYSE: CST) today announced that the company will host a conference call on May 6, 2016 at 8:30 a.m. Eastern Time (7:30 a.m. Central Time) to discuss first quarter 2016 earnings results, which will be released before the market opens that day. The conference call numbers are 800-774-6070 or 630-691-2753 and the passcode for both is 5854571#. A live audio webcast of the conference call and the related earnings materials, including reconciliations of