Gossamer Bio (GOSS) - Market capitalization

Market cap: HK$5.58 Billion

As of January 2026 Gossamer Bio has a market cap of HK$5.58 Billion. This makes Gossamer Bio the world's 6561th 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 Gossamer Bio from 2019 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	HK$5.81 B	286.91%
2024	HK$1.50 B	-6.39%
2023	HK$1.60 B	0.29%
2022	HK$1.60 B	-76.25%
2021	HK$6.74 B	21.77%
2020	HK$5.53 B	-26.19%
2019	HK$7.50 B
2026	HK$5.58 B	-4.02%

End of Day market cap according to different sources

On Dec 31st, 2025 the market cap of Gossamer Bio was reported to be:

HK$5.58 Billion

by Nasdaq

HK$5.58 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
ORIC Pharmaceuticals ORIC	HK$6.20 B	11.03%	🇺🇸 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 Gossamer Bio (GOSS)

Market cap: HK$5.58 Billion