O'Reilly Automotive, Inc. , a leading retailer in the automotive aftermarket industry, announces the release date for its first quarter 2015 results as Wednesday, April 22, 2015, with a conference call to follow on Thursday, April 23, 2015. The Company's first quarter 2015 results will be released after 3:30 p.m. central time on Wednesday, April 22, 2015, and can be viewed, at that time, on the Company's website at www.oreillyauto.com by clicking on "Investor Relations" and then "News Room."