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STEEL DYNAMICS INC
STLD - CIK 0001022671
Market cap$40.31 B
Rank#380
SEC filings2,732
Market capitalization of STEEL DYNAMICS INC
As of 2026-06-11, STEEL DYNAMICS INC (STLD) has a market capitalization of $40.31 B, making it the #380 most valuable US-listed company.
Recent market cap readings
| Date | Market cap |
|---|---|
| 2026-06-11 | $40.31 B |
| 2026-06-10 | $38.70 B |
| 2026-05-29 | $37.62 B |
| 2026-05-28 | $37.24 B |
| 2026-05-26 | $35.90 B |
| 2026-05-25 | $34.62 B |
| 2026-05-24 | $34.62 B |
| 2026-05-22 | $34.62 B |
Readings accumulate daily as market data refreshes, combining SEC-reported share counts with live prices.
Market Cap of similar companies
Frequently asked questions
What is STEEL DYNAMICS INC's market cap?
As of 2026-06-11, STEEL DYNAMICS INC (STLD) has a market capitalization of $40.31 B, making it the #380 most valuable US-listed company.
Where does STEEL DYNAMICS INC rank by market cap?
STEEL DYNAMICS INC is the #380 largest US-listed company by market capitalization.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.