shares of equifax inc efx slipped 347 to 22606 tuesday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 122 to 435645 and dow jones industrial average djia falling 019 to 3429773 equifax inc closed 7405 below its 52week high 30011 which the company achieved on december 13th the stock underperformed when compared to some of its competitors tuesday as fidelity national information services inc fis fell 142 to 11020 fiserv inc fisv fell 165 to 10104 and automatic data processing inc adp fell 062 to 21688 trading volume 11 m eclipsed its 50day average volume of 841746 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