As of October 2026 Halliburton has a market cap of A$38.24 Billion. This makes Halliburton the world's 901th 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 Oct 2nd, 2026 the market cap of Halliburton was reported to be: