shares of marathon oil corp mro shed 370 to 2109 monday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 103 to 365504 and dow jones industrial average djia falling 111 to 2926081 this was the stocks eighth consecutive day of losses marathon oil corp closed 1215 short of its 52week high 3324 which the company achieved on may 31st the stock underperformed when compared to some of its competitors monday as exxon mobil corp xom fell 206 to 8398 and chevron corp cvx fell 263 to 14096 trading volume 144 m eclipsed its 50day average volume of 140 m editors note this story was autogenerated by automated insights an automation technology provider using data from dow jones and factset see our market data terms of use