shares of avalonbay communities inc avb rose 102 to 18831 friday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 011 to 429886 and the dow jones industrial average djia rising 013 to 3387678 this was the stocks 10th consecutive day of gains avalonbay communities inc closed 3211 below its 52week high 22042 which the company reached on august 17th the stock demonstrated a mixed performance when compared to some of its competitors friday as equity residential eqr rose 146 to 6618 udr inc udr rose 109 to 4255 and midamerica apartment communities inc maa rose 080 to 15427 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