News Releases

HOUSTON, April 30, 2012 /PRNewswire/ -- Oasis Petroleum Inc. (NYSE: OAS) ("Oasis" or the "Company") plans to issue a news release announcing operational and financial results for the first quarter ending March 31, 2012 on Monday, May 7, 2012 after the close of trading on the NYSE.  Additionally, the Company will host a conference call on Tuesday, May 8, 2012 at 10:00 a.m. Central Time to discuss its first quarter 2012 financial and operational results.  Investors, analysts and other interested parties are invited to listen to the conference call by dialing 877-621-0256 (U.S.) or 706-634-0151 (International); the Conference ID is 75907981 or via the Company's website at www.oasispetroleum.com.  A recording of the conference call will be available by dialing 855-859-2056 (U.S.) or 404-537-3406 (International), using the Conference ID 75907981 beginning at 1:00 p.m. Central Time on the day of the call, and available until Tuesday, May 15, 2012.  The conference call will also be available for replay for approximately 30 days at www.oasispetroleum.com.

About Oasis Petroleum Inc.

Oasis is an independent exploration and production company focused on the acquisition and development of unconventional oil and natural gas resources, primarily operating in the Williston Basin.   For more information, please visit the Company's website at www.oasispetroleum.com. 

Contact:
Oasis Petroleum Inc.
Richard Robuck, (281) 404-9600
Director � Finance

SOURCE Oasis Petroleum Inc.