National Steel Co SEC filings SID

National Steel Co has 1,000 filings in SEC EDGAR's recent list, going back to Jan 11, 2007. Its latest annual report, Form 20-F, was filed on Apr 30, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Oct 30, 2026. The company's fiscal year ends on December 31.

Form Description Filed Period
3 Initial insider ownership Sep 18, 2026 Sep 3, 2026
3 Initial insider ownership Apr 7, 2026 Apr 30, 2025
3 Initial insider ownership Mar 26, 2026 Dec 9, 2025
3 Initial insider ownership Mar 23, 2026 Dec 9, 2025
3 Initial insider ownership Mar 23, 2026 Apr 30, 2025
3 Initial insider ownership Mar 23, 2026 Apr 30, 2025
3 Initial insider ownership Mar 23, 2026 Apr 30, 2025
3 Initial insider ownership Mar 23, 2026 Apr 30, 2025
3 Initial insider ownership Mar 18, 2026 Dec 9, 2025
3 Initial insider ownership Mar 18, 2026 Dec 9, 2025
3 Initial insider ownership Mar 18, 2026 Dec 9, 2025
3 Initial insider ownership Mar 18, 2026 Apr 30, 2025
3 Initial insider ownership Mar 18, 2026 Dec 9, 2025
3 Initial insider ownership Mar 18, 2026 Dec 9, 2025

Showing 14 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Steel Works, Blast Furnaces & Rolling & Finishing Mills (SIC 3310)
Listed as
SID (NYSE)
Fiscal year ends
December 31
Incorporated in
Brazil
Headquarters
Sao Paulo
SEC filer status
Large accelerated filer
SEC CIK
1049659

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.