As of June 2026 BNY Mellon (Bank of New York Mellon) has a market cap of โน8.938 Trillion. This makes BNY Mellon (Bank of New York Mellon) the world's 236th 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.