shares of marathon petroleum corp mpc shed 386 to 6028 friday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 014 to 469796 and dow jones industrial average djia falling 075 to 3560198 this was the stocks fourth consecutive day of losses marathon petroleum corp closed 850 below its 52week high 6878 which the company achieved on november 2nd the stock demonstrated a mixed performance when compared to some of its competitors friday as exxon mobil corp xom fell 462 to 6067 chevron corp cvx fell 222 to 11191 and bp plc adr bp fell 388 to 2623 trading volume 78 m eclipsed its 50day average volume of 61 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