shares of copart inc cprt slid 122 to 10359 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 038 to 373548 and dow jones industrial average djia falling 050 to 3036483 this was the stocks fifth consecutive day of losses copart inc closed 5753 short of its 52week high 16112 which the company achieved on november 16th the stock underperformed when compared to some of its competitors tuesday as carmax inc kmx rose 110 to 8979 lithia motors inc lad rose 134 to 28013 and autonation inc an rose 329 to 11507 trading volume 19 m eclipsed its 50day average volume of 12 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