Roadrunner Transportation Systems, Inc. (NYSE: RRTS), a leading asset-light based transportation and logistics services provider, today announced that it will host a conference call to discuss its financial results for the second quarter ended June 30, 2012 on Wednesday, August 1, 2012 at 4:30 p.m. Eastern Time. Roadrunner Transportation Systems will release its 2012 second quarter financial results that Wednesday immediately after market close. Conference Call Information To access the conference call, please dial 866-713-8307 (U.S.) or 617-597-5307 (International) approximately 10 minutes prior to the start of the call. Callers will be prompted for passcode 61848468. The conference call will also be available via live webcast under the Investor Relations section of the Company’s website, www.rrts.com. If you are unable to listen to the live call, a replay will be available through August 8, 2012, and can be accessed by dialing 888-286-8010 (U.S.) or 617-801-6888 (International). Callers will be prompted for passcode 96276107. An archived version of the webcast will also be available under the Investor Relations section of the Company’s website, www.rrts.com. About Roadrunner Transportation Systems, Inc. Roadrunner Transportation Systems is a leading asset-light transportation and logistics services provider offering a full suite of solutions, including customized and expedited less-than-truckload, truckload and logistics, transportation management solutions, intermodal solutions, and domestic and international air. For more information, please visit Roadrunner’s website, www.rrts.com.