As of February 2026 Atara Biotherapeutics has a market cap of ยฃ22.43 Million. This makes Atara Biotherapeutics the world's 10010th 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 Feb 23rd, 2026 the market cap of Atara Biotherapeutics was reported to be: