shares of perkinelmer inc pki inched 006 higher to 17731 wednesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 186 to 438654 and the dow jones industrial average djia rising 179 to 3389135 the stocks rise snapped a twoday losing streak perkinelmer inc closed 2585 short of its 52week high 20316 which the company achieved on december 31st the stock demonstrated a mixed performance when compared to some of its competitors wednesday as thermo fisher scientific inc tmo rose 246 to 55645 becton dickinson  co bdx rose 042 to 27252 and illumina inc ilmn fell 002 to 33019 trading volume 590233 remained 476733 below its 50day average volume of 11 m 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