shares of perkinelmer inc pki inched 099 higher to 13419 tuesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx remaining mostly unchanged at 410894 and the dow jones industrial average djia rising 029 to 3368479 perkinelmer inc closed 3581 below its 52week high 17000 which the company reached on august 1st the stock outperformed some of its competitors tuesday as danaher corp dhr rose 014 to 24988 idexx laboratories inc idxx rose 019 to 47813 and agilent technologies inc a rose 036 to 13852 trading volume 575627 remained 269273 below its 50day average volume of 844900 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