shares of pinnacle west capital corp pnw sank 014 to 8008 thursday on what proved to be an allaround mixed trading session for the stock market with the sp 500 index spx rising 013 to 440580 and the dow jones industrial average djia falling 019 to 3489412 the stocks fall snapped a fourday winning streak pinnacle west capital corp closed 1180 below its 52week high 9188 which the company reached on november 11th the stock demonstrated a mixed performance when compared to some of its competitors thursday as xcel energy inc xel rose 114 to 7012 edison international eix fell 063 to 5820 and idacorp inc ida fell 054 to 10865 trading volume 858435 eclipsed its 50day average volume of 789186 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