shares of iron mountain inc irm rallied 323 to 5399 monday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 009 to 3283254 and the sp 500 index spx falling 012 to 414006 this was the stocks third consecutive day of gains iron mountain inc closed 462 short of its 52week high 5861 which the company achieved on april 21st the stock outperformed some of its competitors monday as fiserv inc fisv fell 103 to 10499 automatic data processing inc adp rose 057 to 24861 and equifax inc efx rose 031 to 21310 trading volume 24 m eclipsed 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