Core-Mark Holding Co. Inc. plans to release its earnings before the market opens on Wednesday, Aug. 7, 2013 for the second quarter ended June 30, 2013, and will host an investor call later that morning at 9 a.m. Pacific time. 

This call may be accessed by dialing (800) 588-4973 using the code 35282385.  The call may also be listened to on the company’s Website www.core-mark.com.

An audio replay will be available for two weeks following the call by dialing (888) 843-7419 using the same code provided above.  The replay will also be available via Webcast at www.core-mark.com for approximately 90 days following the call.