shares of american tower reit amt inched 050 higher to 20302 tuesday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 056 to 382811 and the dow jones industrial average djia rising 102 to 3316083 american tower reit closed 9138 below its 52week high 29440 which the company achieved on december 31st the stock demonstrated a mixed performance when compared to some of its competitors tuesday as crown castle inc cci fell 002 to 12982 rogers communications inc cl b rcib fell 117 to 5684 and sba communications corp sbac rose 058 to 27876 trading volume 21 m remained 9918 below its 50day average volume of 21 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