Editor's Note: TheStreet ratings do not represent the views of TheStreet's staff or its contributors. Ratings are established by computer based on metrics for performance (which includes growth, stock performance, efficiency and valuation) and risk (volatility and solvency). Companies with poor cash flow or high debt levels tend to earn lower ratings in our model. NEW YORK ( TheStreet) -- Pinnacle West Capital Corporation (NYSE: PNW) hit a new 52-week high Friday as it is currently trading at $61.24, above its previous 52-week high of $61.10 with 61,110 shares traded as of 10:05 a.m. ET. Average volume has been 650,400 shares over the past 30 days. Pinnacle West has a market cap of $6.66 billion and is part of the utilities sector and utilities industry. Shares are up 18.7% year to date as of the close of trading on Thursday. Pinnacle West Capital Corporation, through its subsidiary, Arizona Public Service Company, provides retail and wholesale electric services primarily in the State of Arizona. The company has a P/E ratio of 17.3, below the S&P 500 P/E ratio of 17.7.