shares of costco wholesale corp cost inched 011 higher to 55359 tuesday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 071 to 455498 and the dow jones industrial average djia rising 106 to 3495193 this was the stocks seventh consecutive day of gains costco wholesale corp closed 1116 below its 52week high 56475 which the company reached on august 18th the stock outperformed some of its competitors tuesday as amazoncom inc amzn fell 055 to 13283 and walmart inc wmt fell 018 to 15457 trading volume 18 m remained 37094 below its 50day average volume of 18 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