shares of walmart inc wmt inched 049 higher to 14213 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 030 to 397015 and dow jones industrial average djia falling 071 to 3265670 walmart inc closed 1864 short of its 52week high 16077 which the company achieved on april 21st the stock underperformed when compared to some of its competitors tuesday as amazoncom inc amzn rose 050 to 9423 trading volume 60 m eclipsed its