shares of quest diagnostics inc dgx inched 012 higher to 14971 wednesday on what proved to be an allaround favorable trading session for the stock market with the sp 500 index spx rising 022 to 449619 and the dow jones industrial average djia rising 011 to 3540550 the stocks rise snapped a twoday losing streak quest diagnostics inc closed 372 below its 52week high 15343 which the company reached on august 17th the stock underperformed when compared to some of its competitors wednesday as laboratory corp of america holdings lh rose 071 to 30426 qiagen nv qgen rose 028 to 5428 and sonic healthcare ltd adr skhhy rose 069 to 3083 trading volume 712057 remained 324469 below its 50day average volume of 10 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