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
6-K Current report (foreign issuer) Oct 30, 2026 Dec 31, 2026
6-K Current report (foreign issuer) Oct 9, 2026 Dec 31, 2026
6-K Current report (foreign issuer) Sep 29, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Sep 15, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Sep 14, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Sep 3, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Aug 27, 2026 Jun 30, 2026
6-K Current report (foreign issuer) Aug 13, 2026 Jun 30, 2026
6-K Current report (foreign issuer) Aug 11, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Aug 11, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Aug 10, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Jul 31, 2026 Sep 30, 2026
6-K Current report (foreign issuer) Jul 31, 2026 Mar 31, 2026
6-K Current report (foreign issuer) May 29, 2026 Mar 31, 2026
6-K Current report (foreign issuer) May 14, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Apr 30, 2026 Jun 30, 2026
6-K Current report (foreign issuer) Mar 27, 2026 Dec 31, 2025
6-K Current report (foreign issuer) Mar 23, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Mar 12, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Mar 12, 2026 Dec 31, 2025
6-K Current report (foreign issuer) Jan 15, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Jan 15, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Jan 12, 2026 Mar 31, 2026
6-K Current report (foreign issuer) Dec 19, 2025 Dec 31, 2025
6-K Current report (foreign issuer) Dec 17, 2025 Dec 31, 2025
6-K Current report (foreign issuer) Nov 20, 2025 Sep 30, 2025
6-K Current report (foreign issuer) Nov 10, 2025 Sep 30, 2025
6-K Current report (foreign issuer) Aug 15, 2025 Jun 30, 2025
6-K Current report (foreign issuer) Aug 6, 2025 Sep 30, 2025
6-K Current report (foreign issuer) Aug 1, 2025 Jun 30, 2025
6-K Current report (foreign issuer) Jul 31, 2025 Sep 30, 2025
6-K Current report (foreign issuer) Jul 14, 2025 Sep 30, 2025
6-K Current report (foreign issuer) May 22, 2025 Mar 31, 2025
6-K Current report (foreign issuer) May 9, 2025 Mar 31, 2025
6-K Current report (foreign issuer) May 9, 2025 Jun 30, 2025
6-K Current report (foreign issuer) May 1, 2025 Jun 30, 2025
6-K Current report (foreign issuer) Apr 2, 2025 Jun 30, 2025
6-K Current report (foreign issuer) Mar 28, 2025 Dec 31, 2024
6-K Current report (foreign issuer) Mar 13, 2025 Dec 31, 2024
6-K Current report (foreign issuer) Jan 21, 2025 Mar 31, 2025
6-K Current report (foreign issuer) Dec 31, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Dec 11, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Dec 11, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Dec 4, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Nov 27, 2024 Sep 30, 2024
6-K Current report (foreign issuer) Nov 20, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Nov 15, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Nov 14, 2024 Sep 30, 2024
6-K Current report (foreign issuer) Nov 6, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Nov 6, 2024 Dec 31, 2024
6-K/A Filing Oct 17, 2024 Dec 31, 2024
6-K Current report (foreign issuer) Oct 16, 2024 Dec 31, 2023
6-K Current report (foreign issuer) Sep 18, 2024 Sep 30, 2024
6-K Current report (foreign issuer) Aug 27, 2024 Jun 30, 2024
6-K Current report (foreign issuer) Aug 14, 2024 Sep 30, 2024
6-K Current report (foreign issuer) Aug 13, 2024 Jun 30, 2024
6-K Current report (foreign issuer) Jul 24, 2024 Sep 30, 2024
6-K Current report (foreign issuer) Jun 18, 2024 Jun 30, 2024
6-K Current report (foreign issuer) Jun 6, 2024 Mar 31, 2024
6-K Current report (foreign issuer) May 14, 2024 Jun 30, 2024
6-K Current report (foreign issuer) May 2, 2024 Jun 30, 2024
6-K Current report (foreign issuer) May 2, 2024 Jun 30, 2024
6-K Current report (foreign issuer) Apr 30, 2024 Dec 31, 2023
6-K Current report (foreign issuer) Apr 12, 2024 Jun 30, 2024
6-K Current report (foreign issuer) Mar 18, 2024 Mar 31, 2024
6-K Current report (foreign issuer) Mar 7, 2024 Dec 31, 2023
6-K Current report (foreign issuer) Feb 23, 2024 Mar 31, 2024
6-K Current report (foreign issuer) Feb 9, 2024 Mar 31, 2024
6-K Current report (foreign issuer) Feb 8, 2024 Mar 31, 2024
6-K Current report (foreign issuer) Jan 16, 2024 Mar 31, 2024
6-K Current report (foreign issuer) Dec 28, 2023 Sep 30, 2023
6-K Current report (foreign issuer) Dec 28, 2023 Sep 30, 2023
6-K Current report (foreign issuer) Dec 15, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Dec 6, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Dec 1, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Nov 29, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Nov 28, 2023 Sep 30, 2023
6-K Current report (foreign issuer) Nov 14, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Nov 14, 2023 Sep 30, 2023
6-K Current report (foreign issuer) Nov 14, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Oct 30, 2023 Dec 31, 2023
6-K Current report (foreign issuer) Aug 29, 2023 Jun 30, 2023
6-K Current report (foreign issuer) Aug 3, 2023 Jun 30, 2023
6-K Current report (foreign issuer) May 22, 2023 Mar 31, 2023
6-K Current report (foreign issuer) May 4, 2023 Mar 31, 2023
6-K Current report (foreign issuer) Apr 28, 2023 Jun 30, 2023
6-K Current report (foreign issuer) Apr 24, 2023 Dec 31, 2022
6-K Current report (foreign issuer) Mar 31, 2023 Mar 31, 2023
6-K Current report (foreign issuer) Mar 31, 2023 Mar 31, 2023
6-K Current report (foreign issuer) Mar 29, 2023 Mar 31, 2023
6-K Current report (foreign issuer) Mar 9, 2023 Dec 31, 2022
6-K Current report (foreign issuer) Jan 13, 2023 Mar 31, 2023
6-K Current report (foreign issuer) Dec 27, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Dec 23, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Dec 23, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Dec 21, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Dec 15, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Nov 30, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Nov 25, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Nov 22, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Nov 22, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Nov 16, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Nov 1, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Nov 1, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Nov 1, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Oct 21, 2022 Dec 31, 2022
6-K Current report (foreign issuer) Oct 7, 2022 Dec 31, 2021
6-K Current report (foreign issuer) Sep 7, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Aug 31, 2022 Jun 30, 2022
6-K Current report (foreign issuer) Aug 18, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Aug 17, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Aug 16, 2022 Jun 30, 2022
6-K Current report (foreign issuer) Aug 16, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Aug 1, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Jul 26, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Jul 5, 2022 Sep 30, 2022
6-K Current report (foreign issuer) Jul 1, 2022 Jun 30, 2022
6-K Current report (foreign issuer) Jun 17, 2022 Mar 31, 2022
6-K Current report (foreign issuer) May 19, 2022 Jun 30, 2022
6-K Current report (foreign issuer) May 18, 2022 Jun 30, 2022
6-K Current report (foreign issuer) May 5, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Apr 5, 2022 Dec 31, 2021
6-K Current report (foreign issuer) Mar 14, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Mar 10, 2022 Dec 31, 2021
6-K Current report (foreign issuer) Mar 8, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Feb 17, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Feb 4, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Feb 3, 2022 Mar 31, 2022
6-K Current report (foreign issuer) Jan 20, 2022 Dec 31, 2021
6-K Current report (foreign issuer) Jan 20, 2022 Sep 30, 2021
6-K Current report (foreign issuer) Dec 7, 2021 Dec 31, 2021
6-K Current report (foreign issuer) Nov 24, 2021 Dec 31, 2021
6-K Current report (foreign issuer) Nov 4, 2021 Dec 31, 2021
6-K Current report (foreign issuer) Nov 4, 2021 Sep 30, 2021
6-K Current report (foreign issuer) Sep 10, 2021 Sep 30, 2021
6-K Current report (foreign issuer) Aug 17, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jul 28, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 30, 2021 Jun 30, 2021
6-K/A Filing Jun 22, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 22, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 11, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 11, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 4, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 3, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Jun 2, 2021 Jun 30, 2021
6-K Current report (foreign issuer) May 18, 2021 Jun 30, 2021
6-K Current report (foreign issuer) May 10, 2021 Mar 31, 2021
6-K Current report (foreign issuer) May 3, 2021 Dec 31, 2020
6-K Current report (foreign issuer) Apr 29, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Apr 29, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Apr 29, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Apr 19, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Apr 19, 2021 Jun 30, 2021
6-K Current report (foreign issuer) Feb 23, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Feb 23, 2021 Dec 31, 2020
6-K Current report (foreign issuer) Feb 23, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Feb 17, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Feb 12, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Jan 15, 2021 Mar 31, 2021
6-K Current report (foreign issuer) Dec 23, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Dec 10, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Dec 10, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Dec 9, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Dec 7, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Nov 19, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Nov 12, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Nov 10, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Nov 5, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Nov 3, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Oct 19, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Oct 16, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Oct 16, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Oct 16, 2020 Dec 31, 2020
6-K Current report (foreign issuer) Sep 21, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Sep 21, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Sep 21, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Aug 26, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Aug 13, 2020 Jun 30, 2020
6-K Current report (foreign issuer) Jul 29, 2020 Jun 30, 2020
6-K Current report (foreign issuer) Jul 29, 2020 Jun 30, 2020
6-K Current report (foreign issuer) Jul 29, 2020 Sep 30, 2020
6-K/A Form 6-k/a Jul 21, 2020 Sep 30, 2020
6-K Current report (foreign issuer) Jul 16, 2020 Sep 30, 2020
6-K/A Siditr1q20_6ka Jun 22, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Jun 15, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Jun 9, 2020 Jun 30, 2020
6-K Current report (foreign issuer) May 29, 2020 Jun 30, 2020
6-K Current report (foreign issuer) May 26, 2020 Jun 30, 2020
6-K Current report (foreign issuer) May 15, 2020 Mar 31, 2020
6-K Current report (foreign issuer) May 15, 2020 Jun 30, 2020
6-K Current report (foreign issuer) May 15, 2020 Mar 31, 2020
6-K Current report (foreign issuer) May 1, 2020 Jun 30, 2020
6-K Current report (foreign issuer) Apr 30, 2020 Jun 30, 2020
6-K Current report (foreign issuer) Apr 17, 2020 Dec 31, 2019
6-K/A Form 6-k/a Mar 25, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Mar 25, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Mar 12, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Mar 5, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Mar 5, 2020 Mar 31, 2020
6-K Current report (foreign issuer) Feb 12, 2020 Mar 31, 2020

Showing 200 filings, the most recent 200. 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.