shares of marketaxess holdings inc mktx slipped 229 to 27031 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 093 to 433893 and the dow jones industrial average djia rising 056 to 3406633 marketaxess holdings inc closed 12947 short of its 52week high 39978 which the company achieved on april 4th the stock underperformed when compared to some of its competitors monday as blackstone inc bx rose 193 to 8989 morgan stanley ms rose 143 to 8744 and charles schwab corp schw fell 187 to 5397 trading volume 325965 remained 22879 below its 50day average volume of 348844 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