As of December 2025 Westamerica Bancorporation has a market cap of C$1.67 Billion. This makes Westamerica Bancorporation the world's 5609th 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 6th, 2025 the market cap of Westamerica Bancorporation was reported to be: