shares of iron mountain inc irm shed 282 to 5133 friday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 145 to 386159 and dow jones industrial average djia falling 107 to 3190964 this was the stocks second consecutive day of losses iron mountain inc closed 728 below its 52week high 5861 which the company reached on april 21st the stock demonstrated a mixed performance when compared to some of its competitors friday as prologis inc pld fell 356 to 11698 international business machines corp ibm fell 056 to 12545 and digital realty trust inc dlr fell 176 to 10254 trading volume 12 m remained 270096 below its 50day average volume of 15 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