shares of american tower reit amt rallied 135 to 18710 wednesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 070 to 446771 and dow jones industrial average djia falling 054 to 3512336 this was the stocks second consecutive day of gains american tower reit closed 9537 short of its 52week high 28247 which the company achieved on august 15th the stock demonstrated a mixed performance when compared to some of its competitors wednesday as crown castle inc cci rose 057 to 10463 and sba communications corp sbac rose 209 to 22771 trading volume 15 m remained 972793 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