shares of dollar tree inc dltr slid 009 to 14005 thursday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 145 to 382239 and dow jones industrial average djia falling 105 to 3302749 dollar tree inc closed 3714 short of its 52week high 17719 which the company achieved on april 21st despite its losses the stock outperformed some of its competitors thursday as amazoncom inc amzn fell 343 to 8379 walmart inc wmt fell 117 to 14348 and costco wholesale corp cost fell 073 to 45871true trading volume 16 m remained 762414 below its 50day average volume of 24 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