As of February 2026 Capital One has a market cap of A$187.04 Billion. This makes Capital One the world's 156th 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 Feb 22nd, 2026 the market cap of Capital One was reported to be: