As of July 2026 United Rentals has a market cap of โน6.132 Trillion. This makes United Rentals the world's 395th 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 Jul 21st, 2026 the market cap of United Rentals was reported to be: