As of October 2026 Best Buy has a market cap of โฌ16.22 Billion. This makes Best Buy the world's 1224th 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 30th, 2026 the market cap of Best Buy was reported to be: