As of February 2026 WESCO International has a market cap of โฌ12.39 Billion. This makes WESCO International the world's 1536th 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 19th, 2026 the market cap of WESCO International was reported to be: