shares of cigna corp ci slid 119 to 26484 tuesday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 016 to 383139 and the dow jones industrial average djia falling 042 to 3096782 cigna corp closed 874 below its 52week high 27358 which the company reached on may 31st despite its losses the stock outperformed some of its competitors tuesday as unitedhealth group inc unh fell 235 to 50524 trading volume 21 m eclipsed its 50day average volume of 17 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