Marathon Oil CFO to retire; successor named By: Business Journals August 27, 2013 at 13:07 PM EDT Marathon Oil Corp. (NYSE: MRO) CFO Janet Clark will retire Oct. 1, ending her 10-year run in the role... Read More >> Related Stocks: 51Job Inc ADR Anadarko Petroleum Kinder Morgan Marathon Oil iPath Dow Jones-Goldman Sachs Crude Oil Fund