CNOOC (0883.HK) - Market capitalization

Market cap: €119.93 Billion

As of December 2025 CNOOC has a market cap of €119.93 Billion. This makes CNOOC the world's 142th 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 CNOOC from 2004 to 2025

End of year Market Cap

Year	Marketcap	Change
2025	€119.93 B	4.85%
2024	€114.38 B	52.29%
2023	€75.11 B	26.51%
2022	€59.37 B	46.24%
2021	€40.59 B	20.09%
2020	€33.80 B	-49.03%
2019	€66.32 B	9.98%
2018	€60.30 B	12.91%
2017	€53.41 B	0.6%
2016	€53.09 B	24.88%
2015	€42.51 B	-13.96%
2014	€49.41 B	-17.81%
2013	€60.12 B	-17.72%
2012	€73.06 B	21.58%
2011	€60.09 B	-24.48%
2010	€79.57 B	61.68%
2009	€49.21 B	64.41%
2008	€29.93 B	-40.77%
2007	€50.54 B	62.14%
2006	€31.17 B	35.41%
2005	€23.02 B	41.55%
2004	€16.26 B

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 CNOOC (0883.HK)