shares of laboratory corp of america holdings lh rallied 161 to 23427 friday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 037 to 440959 and dow jones industrial average djia falling 032 to 3429912 this was the stocks second consecutive day of gains laboratory corp of america holdings closed 2886 short of its 52week high 26313 which the company achieved on july 29th the stock outperformed some of its competitors friday as iqvia holdings inc iqv fell 035 to 21602 and centene corp cnc fell 070 to 6566 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