shares of alliant energy corp lnt slid 298 to 5413 thursday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 116 to 380810 and dow jones industrial average djia falling 102 to 3293008 the stocks fall snapped a twoday winning streak alliant energy corp closed 1124 below its 52week high 6537 which the company reached on april 11th the stock underperformed when compared to some of its competitors thursday as duke energy corp duk fell 148 to 10326 exelon corp exc fell 217 to 4278 and sempra sre fell 165 to 15248 trading volume 895268 remained 590385 below its 50day average volume of 15 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