shares of alliant energy corp lnt slumped 021 to 5196 monday on what proved to be an allaround great trading session for the stock market with the sp 500 index spx rising 007 to 404842 and the dow jones industrial average djia rising 012 to 3343144 the stocks fall snapped a twoday winning streak alliant energy corp closed 1341 below its 52week high 6537 which the company achieved on april 11th the stock underperformed when compared to some of its competitors monday as duke energy corp duk rose 062 to 9598 exelon corp exc rose 027 to 4149 and sempra sre rose 011 to 15106 trading volume 14 m eclipsed its 50day average volume of 14 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