shares of idexx laboratories inc idxx rallied 149 to 49614 monday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 119 to 401981 and the dow jones industrial average djia rising 076 to 3362956 this was the stocks second consecutive day of gains idexx laboratories inc closed 7819 short of its 52week high 57433 which the company reached on february 2nd the stock demonstrated a mixed performance when compared to some of its competitors monday as johnson  johnson jnj fell 025 to 16831 medtronic plc mdt rose 180 to 8237 and boston scientific corp bsx rose 050 to 4585 trading volume 544038 eclipsed its 50day average volume of 475063 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