shares of avalonbay communities inc avb slipped 116 to 19963 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 069 to 389989 and the dow jones industrial average djia rising 064 to 3101968 avalonbay communities inc closed 5942 short of its 52week high 25905 which the company reached on march 29th the stock demonstrated a mixed performance when compared to some of its competitors monday as equity residential eqr fell 112 to 7229 udr inc udr fell 199 to 4375 and essex property trust inc ess fell 136 to 25752 trading volume 625403 remained 9984 below its 50day average volume of 635387 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