shares of waste management inc wm slumped 093 to 16278 tuesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 112 to 414558 and dow jones industrial average djia falling 069 to 3305551 this was the stocks second consecutive day of losses waste management inc closed 1320 short of its 52week high 17598 which the company reached on august 18th the stock demonstrated a mixed performance when compared to some of its competitors tuesday as ecolab inc ecl fell 316 to 16753 and republic services inc rsg fell 088 to 14270 trading volume 12 m remained 503784 below its 50day average volume of 17 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