OREANDA-NEWS. Marathon Oil Corporation (NYSE: MRO) announced that the Company's first quarter 2013 financial results conference call will be webcast live on the Marathon Oil website on Wednesday, May 8, at 9 a.m. EDT.

The Company plans to issue its first quarter earnings news release the previous afternoon, Tuesday, May 7, after the close of U.S. financial markets. The timing of Marathon Oil's first quarter 2013 earnings news release and conference call is a change from the Company's previous quarterly schedule.

Howard J. Thill, vice president, Investor Relations and Public Affairs, will host the call. Also participating from Marathon Oil will be Clarence P. Cazalot, Jr., chairman, president and CEO, and Janet F. Clark, executive vice president and chief financial officer. The call will include forward-looking information.

Interested parties can listen to the conference call by visiting Marathon Oil's website at http://www.MarathonOil.com and clicking on the 2013 First Quarter Financial Results link. Replays of the conference call will be available on the website through June 8, 2013. Financial information, including earnings releases and other investor-related material, also is available online and on Marathon Oil's app for mobile devices.