NATIONAL STEEL CO — All Filings
1,001 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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20-F
20-F/A
3
425
6-K
6-K/A
CORRESP
CT ORDER
EFFECT
F-4
F-4/A
F-6
F-6 POS
F-6EF
NT 20-F
SC 13D/A
SC 13G/A
SC TO-C
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 6-K | 6-K | 0001292814-26-001795 | Mar 27, 2026 | Dec 31, 2025 |
| 3 | PRIMARY DOCUMENT | 0002125076-26-000001 | Mar 26, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002123602-26-000001 | Mar 23, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002123591-26-000001 | Mar 23, 2026 | Apr 30, 2025 |
| 3 | PRIMARY DOCUMENT | 0002122961-26-000001 | Mar 23, 2026 | Apr 30, 2025 |
| 3 | PRIMARY DOCUMENT | 0002123089-26-000001 | Mar 23, 2026 | Apr 30, 2025 |
| 3 | PRIMARY DOCUMENT | 0002122779-26-000002 | Mar 23, 2026 | Apr 30, 2025 |
| 6-K | 6-K | 0001292814-26-001641 | Mar 23, 2026 | Mar 31, 2026 |
| 3 | PRIMARY DOCUMENT | 0002121945-26-000001 | Mar 18, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002121877-26-000001 | Mar 18, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002122129-26-000001 | Mar 18, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002119817-26-000005 | Mar 18, 2026 | Apr 30, 2025 |
| 3 | PRIMARY DOCUMENT | 0002121772-26-000001 | Mar 18, 2026 | Dec 9, 2025 |
| 3 | PRIMARY DOCUMENT | 0002119831-26-000002 | Mar 18, 2026 | Dec 9, 2025 |
| 6-K | 6-K | 0001292814-26-000807 | Mar 12, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000805 | Mar 12, 2026 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-26-000116 | Jan 15, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000114 | Jan 15, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-26-000048 | Jan 12, 2026 | Mar 31, 2026 |
| 6-K | 6-K | 0001292814-25-004323 | Dec 19, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-004311 | Dec 17, 2025 | Dec 31, 2025 |
| 6-K | 6-K | 0001292814-25-004046 | Nov 20, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-003879 | Nov 10, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-003083 | Aug 15, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-002910 | Aug 6, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-002849 | Aug 1, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-002807 | Jul 31, 2025 | Sep 30, 2025 |
| 6-K | 6-K | 0001292814-25-002665 | Jul 14, 2025 | Sep 30, 2025 |
| SD | SD | 0001292814-25-002287 | May 30, 2025 | — |
| 6-K | 6-K | 0001292814-25-002191 | May 22, 2025 | Mar 31, 2025 |
| 6-K | 6-K | 0001292814-25-001959 | May 9, 2025 | Mar 31, 2025 |
| 6-K | 6-K | 0001292814-25-001956 | May 9, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-001809 | May 1, 2025 | Jun 30, 2025 |
| 20-F | 20-F | 0001292814-25-001805 | Apr 30, 2025 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-25-001323 | Apr 2, 2025 | Jun 30, 2025 |
| 6-K | 6-K | 0001292814-25-001133 | Mar 28, 2025 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-25-000842 | Mar 13, 2025 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-25-000140 | Jan 21, 2025 | Mar 31, 2025 |
| 6-K | 6-K | 0001292814-24-004695 | Dec 31, 2024 | — |
| 6-K | 6-K | 0001292814-24-004492 | Dec 11, 2024 | Dec 31, 2024 |
| 6-K | — | 0001292814-24-004490 | Dec 11, 2024 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-24-004418 | Dec 4, 2024 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-24-004340 | Nov 27, 2024 | Sep 30, 2024 |
| 6-K | 6-K | 0001292814-24-004269 | Nov 20, 2024 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-24-004243 | Nov 15, 2024 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-24-004227 | Nov 14, 2024 | Sep 30, 2024 |
| 6-K | 6-K | 0001292814-24-004029 | Nov 6, 2024 | Dec 31, 2024 |
| 6-K | 6-K | 0001292814-24-004027 | Nov 6, 2024 | Dec 31, 2024 |
| 6-K/A | 6-K/A | 0001292814-24-003789 | Oct 17, 2024 | Dec 31, 2024 |
| 6-K | — | 0001292814-24-003773 | Oct 16, 2024 | Dec 31, 2023 |