shares of exelon corp exc shed 049 to 4294 wednesday on what proved to be an allaround grim trading session for the stock market with the sp 500 index spx falling 120 to 378322 and dow jones industrial average djia falling 110 to 3287571 the stocks fall snapped a twoday winning streak exelon corp closed 777 short of its 52week high 5071 which the company reached on april 21st despite its losses the stock outperformed some of its competitors wednesday as nextera energy inc nee fell 100 to 8316 duke energy corp duk fell 074 to 10290 and southern co so fell 086 to 7165true trading volume 39 m remained 46 million below its 50day average volume of 85 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