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Marathon Oil Corporation Declares First Quarter 2012 Dividend

HOUSTON, April 25, 2012 (GLOBE NEWSWIRE) -- Marathon Oil Corporation (NYSE: MRO) announced today that the Company's board of directors has declared a dividend of 17 cents per share on Marathon Oil Corporation common stock. The dividend is payable on June 11, 2012, to stockholders of record on May 16, 2012.

For more information on Marathon Oil Corporation, visit the Company's website at http://www.marathonoil.com.

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CONTACT: Media Relations Contacts

         Lee Warren: 713-296-4103

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Source: Marathon Oil Corporation

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