Sanofi is a French pharmaceutical company created in 2004 by the merger of Sanofi-Synthรฉlabo and Aventis. With sales of EUR 36.1 billion in 2019 and more than 100,000 employees worldwide, Sanofi is one of the largest pharmaceutical companies in the world in terms of sales.
As of December 2025 Sanofi has a market cap of HK$919.34 Billion. This makes Sanofi the world's 173th 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 8th, 2025 the market cap of Sanofi was reported to be: