shares of iron mountain inc irm advanced 103 to 5566 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 030 to 413628 and the dow jones industrial average djia rising 014 to 3334860 iron mountain inc closed 155 short of its 52week high 5721 which the company achieved on february 2nd the stock demonstrated a mixed performance when compared to some of its competitors monday as prologis inc pld rose 009 to 12528 international business machines corp ibm rose 042 to 12336 and digital realty trust inc dlr rose 132 to 9838 trading volume 809350 remained 460827 below its 50day average volume of 13 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