shares of cigna corp ci rose 171 to 26803 friday on what proved to be an allaround positive trading session for the stock market with the sp 500 index spx rising 106 to 382533 and the dow jones industrial average djia rising 105 to 3109726 cigna corp closed 555 below its 52week high 27358 which the company achieved on may 31st the stock outperformed some of its competitors friday as unitedhealth group inc unh rose 073 to 51740 trading volume 13 m remained 463297 below 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