As of February 2026 TopBuild has a market cap of A$19.26 Billion. This makes TopBuild the world's 1593th 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 3rd, 2026 the market cap of TopBuild was reported to be: