shares of genuine parts co gpc dropped 060 to 16854 tuesday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 020 to 399097 and dow jones industrial average djia falling 114 to 3391085 genuine parts co closed 1919 short of its 52week high 18773 which the company achieved on december 2nd the stock demonstrated a mixed performance when compared to some of its competitors tuesday as aptiv plc aptv rose 098 to 10255 and cummins inc cmi fell 139 to 24914 trading volume 793220 remained 104511 below its 50day average volume of 897731 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