Zai Lab (ZLAB) - Market capitalization

Market cap: HK$17.20 Billion

As of December 2025 Zai Lab has a market cap of HK$17.20 Billion. This makes Zai Lab the world's 4484th 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	HK$17.20 B	-23.56%
2024	HK$22.50 B	6.67%
2023	HK$21.09 B	-14.16%
2022	HK$24.57 B	-49.62%
2021	HK$48.77 B	-46.33%
2020	HK$90.88 B	310.35%
2019	HK$22.14 B	108.72%
2018	HK$10.61 B	29.75%
2017	HK$8.17 B

End of Day market cap according to different sources

On Dec 4th, 2025 the market cap of Zai Lab was reported to be:

HK$17.17 Billion

by Nasdaq

HK$17.20 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Onconova Therapeutics ONTX	HK$0.16 B	-99.05%	🇺🇸 USA
OPKO Health OPK	HK$8.34 B	-51.52%	🇺🇸 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: HK$17.20 Billion