As of January 2026 XBiotech has a market cap of NZ$0.14 Billion. This makes XBiotech the world's 9457th 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 8th, 2026 the market cap of XBiotech was reported to be: