shares of gartner inc it advanced 286 to 28139 thursday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 150 to 428870 and the dow jones industrial average djia rising 028 to 3322383 the stocks rise snapped a twoday losing streak gartner inc closed 8761 below its 52week high 36900 which the company achieved on november 2nd the stock outperformed some of its competitors thursday as nielsen holdings plc nlsn rose 144 to 1685 and forrester research inc forr rose 143 to 5124 trading volume 11 m eclipsed its 50day average volume of 482750 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