Shares of Illumina Inc. /zigman2/quotes/203509482/composite ILMN +0.20% tumbled 14.63% to $249.05 Friday, on what proved to be an all-around grim trading session for the stock market, with the S&P 500 Index /zigman2/quotes/210599714/realtime SPX +3.06% falling 0.57% to 4,123.34 and Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +2.68% falling 0.30% to 32,899.37. This was the stock's second consecutive day of losses. Illumina Inc. closed $276.95 below its 52-week high ($526.00), which the company reached on August 16th.
The stock underperformed when compared to some of its competitors Friday, as Thermo Fisher Scientific Inc. /zigman2/quotes/201150432/composite TMO +0.78% fell 0.70% to $546.68, Danaher Corp. /zigman2/quotes/210555154/composite DHR +0.65% fell 1.06% to $249.24, and Agilent Technologies Inc. /zigman2/quotes/207081878/composite A +2.27% fell 0.88% to $121.08. Trading volume (3.5 M) eclipsed its 50-day average volume of 790,865.