POSCO (PKX) - Market capitalization

Market cap: £16.71 Billion

As of May 2026 POSCO has a market cap of £16.71 Billion. This makes POSCO the world's 1070th 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 POSCO from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	£16.71 B	37.62%
2025	£12.14 B	15.83%
2024	£10.48 B	-54.06%
2023	£22.83 B	67.15%
2022	£13.66 B	5.7%
2021	£12.92 B	-11.29%
2020	£14.56 B	16.79%
2019	£12.47 B	-8.91%
2018	£13.69 B	-25.42%
2017	£18.36 B	32.86%
2016	£13.82 B	81.25%
2015	£7.62 B	-40.86%
2014	£12.89 B	-13.74%
2013	£14.94 B	-2.9%
2012	£15.39 B	-5.64%
2011	£16.31 B	-24.19%
2010	£21.51 B	-13.8%
2009	£24.96 B	58.74%
2008	£15.72 B	-31.27%
2007	£22.87 B	74.64%
2006	£13.10 B	42.42%
2005	£9.19 B	23.14%
2004	£7.46 B	21.84%
2003	£6.13 B	21.57%
2002	£5.04 B	-17.63%
2001	£6.12 B	52.13%
2000	£4.02 B	-49.41%
1999	£7.95 B	106.97%
1998	£3.84 B	-1.99%
1997	£3.92 B	-11.09%
1996	£4.41 B

End of Day market cap according to different sources

On May 24th, 2026 the market cap of POSCO was reported to be:

£17.89 Billion

by Nasdaq

£16.71 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Commercial Metals Company CMC	£5.91 B	-64.63%	🇺🇸 USA
Nucor NUE	£39.19 B	134.40%	🇺🇸 USA
ArcelorMittal MT	£37.27 B	122.92%	🇱🇺 Luxembourg
Mechel PAO MTLR.ME	£0.23 B	-98.60%	🇷🇺 Russia
Ternium TX	£6.84 B	-59.08%	🇱🇺 Luxembourg
U.S. Steel X	£9.21 B	-44.91%	🇺🇸 USA
Companhia Siderúrgica Nacional SID	£1.33 B	-92.04%	🇧🇷 Brazil
Gerdau GGB	£6.93 B	-58.54%	🇧🇷 Brazil

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 POSCO (PKX)

Market cap: £16.71 Billion