shares of marketaxess holdings inc mktx slid 151 to 25588 monday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 039 to 394994 and dow jones industrial average djia falling 013 to 3370028 marketaxess holdings inc closed 16672 short of its 52week high 42260 which the company reached on december 16th the stock underperformed when compared to some of its competitors monday as cme group inc cl a cme rose 232 to 17650 intercontinental exchange inc ice rose 109 to 10535 and nasdaq inc ndaq rose 067 to 6596 trading volume 213295 remained 173189 below its 50day average volume of 386484 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