As of January 2026 Haleon has a market cap of โน3.978 Trillion. This makes Haleon the world's 547th 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 11th, 2026 the market cap of Haleon was reported to be: