shares of exelon corp exc slid 106 to 4193 friday on what proved to be an allaround rough trading session for the stock market with the sp 500 index spx falling 111 to 385236 and dow jones industrial average djia falling 085 to 3292046 this was the stocks second consecutive day of losses exelon corp closed 878 below its 52week high 5071 which the company reached on april 21st despite its losses the stock outperformed some of its competitors friday as nextera energy inc nee fell 195 to 8414 duke energy corp duk fell 212 to 10034 and southern co so fell 134 to 6943true trading volume 187 m eclipsed its 50day average volume of 86 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