shares of iron mountain inc irm slipped 984 to 5065 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 113 to 385593 and dow jones industrial average djia falling 101 to 3070623 the stocks fall snapped a twoday winning streak iron mountain inc closed 796 below its 52week high 5861 which the company reached on april 21st the stock underperformed when compared to some of its competitors tuesday as fiserv inc fisv fell 143 to 10217 automatic data processing inc adp fell 092 to 23354 and equifax inc efx fell 261 to 17784 trading volume 42 m eclipsed its 50day average volume of 18 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