As of January 2026 Exxon Mobil has a market cap of S$713.98 Billion. This makes Exxon Mobil the world's 18th 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 20th, 2026 the market cap of Exxon Mobil was reported to be: