shares of iron mountain inc irm advanced 103 to 4992 monday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 096 to 380680 and the dow jones industrial average djia rising 131 to 3282700 iron mountain inc closed 869 below its 52week high 5861 which the company reached on april 21st the stock underperformed when compared to some of its competitors monday as fiserv inc fisv rose 219 to 9639 automatic data processing inc adp rose 150 to 24041 and equifax inc efx rose 163 to 16575 trading volume 16 m remained 118534 below its 50day average volume of 17 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