ArcelorMittal SEC filings MT
ArcelorMittal has 1,002 filings in SEC EDGAR's recent list, going back to Jan 11, 2008. Its latest annual report, Form 20-F, was filed on Mar 6, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Nov 5, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | May 13, 2026 | — |
| FWP | Free writing prospectus | May 12, 2026 | — |
| 424B5 | Prospectus supplement | May 12, 2026 | — |
| 424B5 | Prospectus supplement | Jun 12, 2024 | — |
| FWP | Free writing prospectus | Jun 11, 2024 | — |
| 424B5 | Prospectus supplement | Jun 10, 2024 | — |
| F-3ASR | Filing | Apr 8, 2024 | — |
| 424B5 | Prospectus supplement | Nov 23, 2022 | — |
| FWP | Free writing prospectus | Nov 22, 2022 | — |
| 424B5 | Prospectus supplement | Nov 21, 2022 | — |
| 424B5 | Prospectus supplement | Aug 1, 2022 | — |
| F-3ASR | Filing | May 12, 2021 | — |
| 424B5 | Prospectus supplement | May 13, 2020 | — |
| 424B5 | Prospectus supplement | May 13, 2020 | — |
| FWP | Free writing prospectus | May 12, 2020 | — |
| FWP | Free writing prospectus | May 12, 2020 | — |
| FWP | Free writing prospectus | May 12, 2020 | — |
| FWP | Free writing prospectus | May 11, 2020 | — |
| 424B5 | Prospectus supplement | May 11, 2020 | — |
| 424B5 | Prospectus supplement | May 11, 2020 | — |
| 424B5 | Prospectus supplement | Jul 15, 2019 | — |
| FWP | Free writing prospectus | Jul 11, 2019 | — |
| FWP | Free writing prospectus | Jul 11, 2019 | — |
| 424B5 | Prospectus supplement | Jul 11, 2019 | — |
| 424B5 | Prospectus supplement | Mar 8, 2019 | — |
| FWP | Free writing prospectus | Mar 6, 2019 | — |
| 424B5 | Prospectus supplement | Mar 6, 2019 | — |
| F-3ASR | Filing | Mar 2, 2018 | — |
| 424B3 | Prospectus | Apr 7, 2016 | — |
| FWP | Free writing prospectus | Apr 4, 2016 | — |
| FWP | Free writing prospectus | Mar 16, 2016 | — |
| FWP | Free writing prospectus | Mar 11, 2016 | — |
| 424B2 | Prospectus | Mar 11, 2016 | — |
| FWP | Free writing prospectus | Mar 10, 2016 | — |
| FWP | Free writing prospectus | Mar 4, 2016 | — |
| FWP | Free writing prospectus | Mar 4, 2016 | — |
| FWP | Free writing prospectus | Feb 22, 2016 | — |
| FWP | Free writing prospectus | Feb 5, 2016 | — |
| FWP | Free writing prospectus | Feb 5, 2016 | — |
| 424B5 | Prospectus supplement | May 29, 2015 | — |
| FWP | Free writing prospectus | May 28, 2015 | — |
| FWP | Free writing prospectus | May 28, 2015 | — |
| 424B5 | Prospectus supplement | May 27, 2015 | — |
| F-3ASR | Form f-3asr | Mar 2, 2015 | — |
| 424B2 | Prospectus | Jan 11, 2013 | — |
| 424B2 | Prospectus | Jan 11, 2013 | — |
| FWP | Free writing prospectus | Jan 10, 2013 | — |
| FWP | Free writing prospectus | Jan 10, 2013 | — |
| FWP | Free writing prospectus | Jan 10, 2013 | — |
| FWP | Free writing prospectus | Jan 9, 2013 | — |
| 424B2 | Prospectus | Jan 9, 2013 | — |
| 424B2 | Prospectus | Jan 9, 2013 | — |
| F-3ASR | Form f-3 asr | Feb 28, 2012 | — |
| 424B2 | Prospectus | Feb 27, 2012 | — |
| FWP | Free writing prospectus | Feb 24, 2012 | — |
| 424B2 | Prospectus | Feb 23, 2012 | — |
| 424B2 | Prospectus | Mar 2, 2011 | — |
| FWP | Free writing prospectus | Mar 1, 2011 | — |
| 424B2 | Prospectus | Feb 28, 2011 | — |
| S-8 | Employee stock plan registration | Oct 25, 2010 | — |
| 424B5 | Prospectus supplement | Aug 4, 2010 | — |
| FWP | Free writing prospectus | Aug 3, 2010 | — |
| 424B5 | Prospectus supplement | Aug 2, 2010 | — |
| S-8 | Employee stock plan registration | Oct 27, 2009 | — |
| 424B5 | Prospectus supplement | Oct 5, 2009 | — |
| FWP | Free writing prospectus | Oct 2, 2009 | — |
| 424B5 | Prospectus supplement | Oct 1, 2009 | — |
| 424B5 | Prospectus supplement | May 15, 2009 | — |
| FWP | Free writing prospectus | May 14, 2009 | — |
| 424B5 | Prospectus supplement | May 13, 2009 | — |
| 424B2 | Prospectus | May 1, 2009 | — |
| 424B2 | Prospectus | May 1, 2009 | — |
| FWP | Free writing prospectus | Apr 30, 2009 | — |
| FWP | Free writing prospectus | Apr 30, 2009 | — |
| FWP | Free writing prospectus | Apr 29, 2009 | — |
| FWP | Free writing prospectus | Apr 29, 2009 | — |
| 424B2 | Prospectus | Apr 29, 2009 | — |
| F-3ASR | Form f-3asr | Apr 29, 2009 | — |
| F-3ASR | Form f-3asr | Apr 29, 2009 | — |
| F-3ASR | Form f-3asr | Mar 3, 2009 | — |
| 424B3 | Prospectus | Oct 8, 2008 | — |
| F-4 | Form f-4 | Sep 22, 2008 | — |
| S-8 | Employee stock plan registration | Sep 18, 2008 | — |
| F-4 | Form f-4 | Jul 3, 2008 | — |
| 424B4 | Prospectus | Apr 23, 2008 | — |
| F-4 | Registration statement | Apr 15, 2008 | — |
Showing 86 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 Mills (Coke Ovens) (SIC 3312)
- Listed as
- MT (NYSE), AMSYF (OTC), ARCXF (OTC)
- Fiscal year ends
- December 31
- Headquarters
- Grand Duchy Of Luxembourg, Luxembourg
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1243429
- Former names
- ARCELOR (until Oct 1, 2007)
Other Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) companies
- Nucor Corp NUE
- Steel Dynamics Inc STLD
- Tenaris SA TS
- Posco Holdings Inc. PKX
- Carpenter Technology Corp CRS
- COMMERCIAL METALS Co CMC
- GRUPO SIMEC, S.A.B. de C.V. SIM
- SunCoke Energy, Inc. SXC
All 13 Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.