shares of genuine parts co gpc slumped 013 to 15601 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 078 to 395500 and dow jones industrial average djia falling 088 to 3151043 this was the stocks second consecutive day of losses genuine parts co closed 544 below its 52week high 16145 which the company reached on august 18th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as oreilly automotive inc orly fell 016 to 69712 advance auto parts inc aap fell 107 to 16864 and lkq corp lkq rose 030 to 5322 trading volume 935202 eclipsed its 50day average volume of 813051 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