Steel Dynamics (STLD) - Market capitalization

Market cap: S$44.21 Billion

As of October 2026 Steel Dynamics has a market cap of S$44.21 Billion. This makes Steel Dynamics the world's 716th 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 Steel Dynamics from 1996 to 2026

End of year Market Cap

Year	Marketcap	Change
2026	S$44.21 B	33.34%
2025	S$33.16 B	38.42%
2024	S$23.95 B	-5.08%
2023	S$25.23 B	9.76%
2022	S$22.99 B	38.09%
2021	S$16.65 B	62.29%
2020	S$10.26 B	4.24%
2019	S$9.84 B	6.48%
2018	S$9.24 B	-32.36%
2017	S$13.66 B	8.87%
2016	S$12.55 B	104.33%
2015	S$6.14 B	-2.43%
2014	S$6.29 B	14.14%
2013	S$5.51 B	49.69%
2012	S$3.68 B	-1.03%
2011	S$3.72 B	-27.38%
2010	S$5.12 B	-4.55%
2009	S$5.37 B	84.97%
2008	S$2.90 B	-64.39%
2007	S$8.15 B	69.04%
2006	S$4.82 B	89.01%
2005	S$2.55 B	-14.79%
2004	S$2.99 B	57.62%
2003	S$1.90 B	91.49%
2002	S$0.99 B	0.97%
2001	S$0.98 B	13.33%
2000	S$0.86 B	-31.82%
1999	S$1.27 B	33.43%
1998	S$0.95 B	-27.94%
1997	S$1.32 B	3.43%
1996	S$1.27 B

End of Day market cap according to different sources

On Oct 8th, 2026 the market cap of Steel Dynamics was reported to be:

S$43.00 Billion

by Nasdaq

S$43.00 Billion

by CompaniesMarketCap

Market capitalization for similar companies or competitors

Name	Marketcap	Market cap differencediff.	Country
Commercial Metals Company CMC	S$9.12 B	-79.37%	🇺🇸 USA
Nucor NUE	S$73.46 B	66.14%	🇺🇸 USA
ArcelorMittal MT	S$61.92 B	40.06%	🇱🇺 Luxembourg
Worthington Enterprises WOR	S$3.89 B	-91.19%	🇺🇸 USA
Radius Recycling RDUS	S$1.08 B	-97.54%	🇺🇸 USA
Grupo Simec SIMECB.MX	S$5.64 B	-87.23%	🇲🇽 Mexico
POSCO PKX	S$22.20 B	-49.77%	🇰🇷 S. Korea
U.S. Steel X	S$15.90 B	-64.02%	🇺🇸 USA
Gerdau GGB	S$12.75 B	-71.15%	🇧🇷 Brazil
Carpenter Technology CRS	S$24.62 B	-44.31%	🇺🇸 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 Steel Dynamics (STLD)

Market cap: S$44.21 Billion