NATIONAL STEEL CO
Business
Companhia Siderúrgica Nacional (CSN) is one of Brazil's largest and most diversified industrial groups operating integrated operations across steel, mining, cement, logistics, and energy segments. The company produces a wide range of carbon steel products—including flat steel (hot-rolled, cold-rolled, galvanized, and tin mill products) and long steel products—sold domestically and internationally. CSN operates iron ore mines, cement plants, railways, port terminals, and hydroelectric facilities, leveraging vertical integration and captive raw materials to achieve competitive cost positioning across multiple geographic markets.
Summary from 20-F filed 2026-04-30
Financials
Latest annual snapshot (FY2025, period end 2025-12-31). Full statement history unavailable for this entity.
| Revenue | — |
| Net income | $-1.51B |
| Total assets | $100.58B |
| Total liabilities | — |
| Stockholders' equity | — |
| Operating cash flow | — |
Filings
Material Events
Insiders
Institutional Holders
Frequently asked questions
What is NATIONAL STEEL CO's CIK number?
NATIONAL STEEL CO's SEC CIK number is 0001049659 (1049659). The CIK (Central Index Key) is the permanent identifier the SEC assigns to every EDGAR filer — unlike a ticker symbol, it never changes.
Where can I find NATIONAL STEEL CO's SEC filings?
All of NATIONAL STEEL CO's EDGAR filings — 10-K annual reports, 10-Q quarterly reports, 8-K material events, and insider transactions — are listed on this page, sourced live from SEC EDGAR.