Midstates Petroleum Company, Inc. (“Midstates” or the “Company”) (NYSE:MPO) announced today that its second quarter 2013 earnings release will be issued on Monday, August 5, 2013 after the close of trading on the NYSE. The Company will host a conference call to discuss second quarter results the following morning, Tuesday, August 6, 2013 at 10:00 a.m. Eastern time (9:00 a.m. Central time). Participants may join the conference call by dialing (877) 645-4610 (for U.S. and Canada) or (707) 595-2723 (International). The conference call access code is 19946594 for all participants. To listen via live web cast, please visit the Investor Relations section of the Company's website, www.midstatespetroleum.com. An audio replay of the conference call will be available approximately two hours after the conclusion of the call. The audio replay will remain available until Tuesday, August 13, 2013 and can be accessed by dialing (855) 859-2056 (for U.S. and Canada) or (404) 537-3406 (International). The conference call audio replay access code is 19946594 for all participants. The audio replay will also be available in the investor relations section of the Company’s website approximately two hours after the conclusion of the call and remain available for approximately 90 calendar days. About Midstates Petroleum Company, Inc. Midstates Petroleum Company, Inc. is an independent exploration and production company focused on the application of modern drilling and completion techniques to oil-prone resources in previously discovered yet underdeveloped hydrocarbon trends. The Company’s operations are currently focused on oilfields in the Mississippian Lime trend in northwestern Oklahoma and southern Kansas, in the Anadarko Basin in Texas and Oklahoma and in the Upper Gulf Coast Tertiary trend in central Louisiana. The Company is headquartered in Houston, Texas. Additional information about the Company is available at www.midstatespetroleum.com.