As of January 2026 Pinnacle West Capital has a market cap of โน1.013 Trillion. This makes Pinnacle West Capital the world's 1840th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Jan 16th, 2026 the market cap of Pinnacle West Capital was reported to be: