As of December 2025 Annexon has a market cap of โน67.78 Billion. This makes Annexon the world's 6498th 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 10th, 2025 the market cap of Annexon was reported to be: