shares of cigna corp ci slipped 604 to 30382 friday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 092 to 399293 and the dow jones industrial average djia rising 010 to 3374786 this was the stocks third consecutive day of losses cigna corp closed 2723 below its 52week high 33105 which the company reached on november 9th the stock underperformed when compared to some of its competitors friday as unitedhealth group inc unh fell 406 to 52208 trading volume 55 m eclipsed its 50day average volume of 20 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