As of December 2025 Western Alliance Bancorporation has a market cap of โน866.63 Billion. This makes Western Alliance Bancorporation the world's 2008th 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 Dec 11th, 2025 the market cap of Western Alliance Bancorporation was reported to be: