As of September 2026 Halliburton has a market cap of โน2.686 Trillion. This makes Halliburton the world's 870th 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 Sep 19th, 2026 the market cap of Halliburton was reported to be: