Kosmos Energy (KOS) - Market capitalization

Market cap: HK$13.23 Billion

As of April 2026 Kosmos Energy has a market cap of HK$13.23 Billion. This makes Kosmos Energy the world's 5154th 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 Kosmos Energy from 2011 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	HK$13.23 B	308.51%
2025	HK$3.24 B	-72.87%
2024	HK$11.94 B	-50.47%
2023	HK$24.11 B	6.44%
2022	HK$22.65 B	85.82%
2021	HK$12.19 B	65.06%
2020	HK$7.38 B	-58.56%
2019	HK$17.82 B	40.28%
2018	HK$12.70 B	-39.03%
2017	HK$20.83 B	-0.87%
2016	HK$21.02 B	35.44%
2015	HK$15.52 B	-38.36%
2014	HK$25.17 B	-25.07%
2013	HK$33.60 B	-9.7%
2012	HK$37.20 B	0.23%
2011	HK$37.12 B

End of Day market cap according to different sources

On Apr 21st, 2026 the market cap of Kosmos Energy was reported to be:

HK$11.98 Billion

by Nasdaq

HK$12.30 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Marathon Oil MRO	HK$125.06 B	844.77%	🇺🇸 USA
Occidental Petroleum OXY	HK$443.03 B	3,246.76%	🇺🇸 USA
Chevron CVX	HK$2.906 T	21,854.19%	🇺🇸 USA
Hess HES	HK$360.78 B	2,625.39%	🇺🇸 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 Kosmos Energy (KOS)

Market cap: HK$13.23 Billion