shares of illumina inc ilmn slid 320 to 21719 monday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 096 to 380680 and the dow jones industrial average djia rising 131 to 3282700 the stocks fall snapped a twoday winning streak illumina inc closed 21081 below its 52week high 42800 which the company reached on january 12th the stock underperformed when compared to some of its competitors monday as thermo fisher scientific inc tmo fell 070 to 49210 danaher corp dhr rose 084 to 24904 and agilent technologies inc a rose 143 to 13803 trading volume 12 m remained 567053 below its 50day average volume of 18 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