As of September 2026 Block has a market cap of ยฃ34.21 Billion. This makes Block the world's 549th 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 Sep 18th, 2026 the market cap of Block was reported to be: