As of January 2026 Altimmune has a market cap of โน44.16 Billion. This makes Altimmune the world's 7292th 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 21st, 2026 the market cap of Altimmune was reported to be: