As of January 2026 Annexon has a market cap of โน81.75 Billion. This makes Annexon the world's 6181th 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 16th, 2026 the market cap of Annexon was reported to be: