Midstates Petroleum Company, Inc. (NYSE: MPO) (“Midstates” or the “Company”) announced today that its second quarter 2015 earnings release will be issued on August 4, after the close of trading on the NYSE. The Company will host a conference call to discuss second quarter results the following morning, August 5, at 11:00 a.m. Eastern time (10:00 a.m. Central time).

Participants may join the conference call by dialing (877) 645-4610 (for U.S. and Canada) or (281) 241-6688 (International). The conference call access code is 82234823 for all participants. To listen via live web cast, please visit the Investors 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 August 19 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 82234823 for all participants. The audio replay will also be available in the Investors 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 in oil and liquids-rich basins in the onshore U.S. The Company’s operations are currently focused on oilfields in the Mississippian Lime play in Oklahoma and the Anadarko Basin in Texas and Oklahoma.