XBiotech (XBIT) - Market capitalization

Market cap: £55.91 Million

As of February 2026 XBiotech has a market cap of £55.91 Million. This makes XBiotech the world's 9513th 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.

Market cap history of XBiotech from 2015 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£55.91 M	0%
2025	£55.91 M	-39.42%
2024	£92.3 M	-3.41%
2023	£95.56 M	8.21%
2022	£88.31 M	-64.77%
2021	£0.25 B	-25.39%
2020	£0.33 B	-43.15%
2019	£0.59 B	311.35%
2018	£0.14 B	39.07%
2017	£0.10 B	-61.2%
2016	£0.26 B	12.45%
2015	£0.23 B

End of Day market cap according to different sources

On Jan 31st, 2026 the market cap of XBiotech was reported to be:

£55.91 Million

by Nasdaq

£55.91 Million

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
uniQure QURE	£1.03 B	1,749.44%	🇳🇱 Netherlands
Calithera Biosciences CALA	£0 M	-100.00%	🇺🇸 USA
Enzo Biochem ENZB	£26.73 M	-52.19%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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Market capitalization of XBiotech (XBIT)

Market cap: £55.91 Million