shares of edison international eix sank 040 to 6247 friday on what proved to be an allaround poor trading session for the stock market with the sp 500 index spx falling 008 to 389938 and dow jones industrial average djia falling 015 to 3133815 the stocks fall snapped a twoday winning streak edison international closed 1085 short of its 52week high 7332 which the company achieved on april 21st the stock underperformed when compared to some of its competitors friday as american electric power