As of December 2025 Haleon has a market cap of HK$345.36 Billion. This makes Haleon the world's 536th 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 21st, 2025 the market cap of Haleon was reported to be: