POSCO (PKX) - Market capitalization

Market cap: A$24.27 Billion

As of December 2025 POSCO has a market cap of A$24.27 Billion. This makes POSCO the world's 1335th 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 2025

End of year Market Cap

Year	Marketcap	Change
2025	A$24.27 B	14.72%
2024	A$21.16 B	-50.44%
2023	A$42.69 B	75.81%
2022	A$24.28 B	0.93%
2021	A$24.06 B	-6.82%
2020	A$25.82 B	10.54%
2019	A$23.36 B	-5.32%
2018	A$24.67 B	-22.37%
2017	A$31.78 B	34.36%
2016	A$23.65 B	52.52%
2015	A$15.51 B	-36.76%
2014	A$24.52 B	-11.26%
2013	A$27.64 B	15.46%
2012	A$23.94 B	-3.18%
2011	A$24.72 B	-24.39%
2010	A$32.70 B	-27.27%
2009	A$44.96 B	37.66%
2008	A$32.66 B	-37.16%
2007	A$51.98 B	59.71%
2006	A$32.55 B	50.15%
2005	A$21.67 B	16.99%
2004	A$18.53 B	25.6%
2003	A$14.75 B	2.8%
2002	A$14.35 B	-17.48%
2001	A$17.39 B	61.91%
2000	A$10.74 B	-45.08%
1999	A$19.55 B	87.4%
1998	A$10.43 B	5.56%
1997	A$9.88 B	4.01%
1996	A$9.50 B

End of Day market cap according to different sources

On Dec 5th, 2025 the market cap of POSCO was reported to be:

A$26.52 Billion

by Nasdaq

A$24.27 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
U.S. Steel X	A$18.79 B	-22.58%	🇺🇸 USA
ArcelorMittal MT	A$48.65 B	100.42%	🇱🇺 Luxembourg
Companhia Siderúrgica Nacional SID	A$3.29 B	-86.44%	🇧🇷 Brazil
Nucor NUE	A$55.23 B	127.53%	🇺🇸 USA
Ternium TX	A$11.41 B	-52.96%	🇱🇺 Luxembourg
Commercial Metals Company CMC	A$11.23 B	-53.71%	🇺🇸 USA
Gerdau GGB	A$10.44 B	-56.98%	🇧🇷 Brazil
Mechel PAO MTLR.ME	A$0.60 B	-97.52%	🇷🇺 Russia

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: A$24.27 Billion