shares of illumina inc ilmn inched 000 higher to 21183 friday on what proved to be an allaround mixed trading session for the stock market with the dow jones industrial average djia rising 039 to 3382669 and the sp 500 index spx falling 028 to 407909 illumina inc closed 15933 short of its 52week high 37116 which the company reached on april 4th the stock demonstrated a mixed performance when compared to some of its competitors friday as laboratory corp of america holdings lh rose 007 to 25626 charles river laboratories international inc crl fell 177 to 24976 and quest diagnostics inc dgx rose 106 to 14822 trading volume 953350 remained 315648 below its 50day average volume of 13 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