As of January 2026 Watsco has a market cap of S$19.51 Billion. This makes Watsco the world's 1455th 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 Jan 13th, 2026 the market cap of Watsco was reported to be: