shares of marathon oil corp mro slipped 170 to 1910 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 097 to 453276 and dow jones industrial average djia falling 096 to 3502865 this was the stocks second consecutive day of losses marathon oil corp closed 091 short of its 52week high 2001 which the company reached on january 18th the stock underperformed when compared to some of its competitors wednesday as exxon mobil corp xom rose 004 to 7311 chevron corp cvx fell 036 to 12891 and royal dutch shell plc adr cl a rdsa fell 029 to 5080 trading volume 171 m eclipsed its 50day average volume of 164 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