Marathon Oil to Buy PayRock Energy – Energy Journal Wall Street Journal (blog) Marathon Oil Corp. plans to buy PayRock Energy Holdings LLC for $888 million, adding to Marathon's position in a part of Oklahoma where oil producers can still make money when crude trades at $45 a barrel, Erin Ailworth and Austen Hufford report. Marathon Oil to buy Oklahoma-based PayRock Energy Why Marathon Oil, Barclays, and Yelp Jumped Today Marathon Oil acquires foothold in Oklahoma oil fields |