Zai Lab (ZLAB) - Market capitalization

Market cap: £1.62 Billion

As of December 2025 Zai Lab has a market cap of £1.62 Billion. This makes Zai Lab the world's 4520th 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 Zai Lab from 2017 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	£1.62 B	-29.81%
2024	£2.30 B	8.95%
2023	£2.12 B	-18.45%
2022	£2.60 B	-43.9%
2021	£4.63 B	-46.12%
2020	£8.60 B	296.6%
2019	£2.16 B	103.15%
2018	£1.06 B	37.83%
2017	£0.77 B

End of Day market cap according to different sources

On Dec 6th, 2025 the market cap of Zai Lab was reported to be:

£1.61 Billion

by Nasdaq

£1.62 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Onconova Therapeutics ONTX	£15.68 M	-99.03%	🇺🇸 USA
OPKO Health OPK	£0.79 B	-50.76%	🇺🇸 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 Zai Lab (ZLAB)

Market cap: £1.62 Billion