shares of pinnacle west capital corp pnw slid 132 to 7764 friday on what proved to be an allaround dismal trading session for the stock market with the sp 500 index spx falling 110 to 391664 and dow jones industrial average djia falling 119 to 3186198 the stocks fall snapped a fourday winning streak pinnacle west capital corp closed 296 short of its 52week high 8060 which the company achieved on december 14th the stock underperformed when compared to some of its competitors friday as nextera energy inc nee fell 073 to 7567 southern co so fell 032 to 6790 and dominion energy inc d fell 086 to 5540 trading volume 24 m eclipsed its 50day average volume of 961060 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