As of December 2025 Halliburton has a market cap of โน2.213 Trillion. This makes Halliburton the world's 947th 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 Dec 14th, 2025 the market cap of Halliburton was reported to be: