Posco Holdings Inc. SEC filings PKX
Posco Holdings Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Apr 25, 2008. Its latest annual report, Form 20-F, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The most recent current report (Form 6-K) was filed on Nov 2, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | Sep 18, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 27, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | Sep 25, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2024 | — |
| SD | Specialized disclosure (conflict minerals) | May 26, 2023 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 28, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 28, 2020 | — |
| UPLOAD | Letter from the SEC | Aug 6, 2019 | — |
| CORRESP | Letter to the SEC | Jul 26, 2019 | — |
| UPLOAD | Letter from the SEC | Jul 15, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2018 | — |
| UPLOAD | Letter from the SEC | Sep 27, 2017 | — |
| CORRESP | Letter to the SEC | Sep 27, 2017 | — |
| UPLOAD | Letter from the SEC | Sep 20, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 25, 2016 | — |
| UPLOAD | Letter from the SEC | Jul 29, 2015 | — |
| CORRESP | Letter to the SEC | Jul 29, 2015 | — |
| UPLOAD | Letter from the SEC | Jul 14, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| IRANNOTICE | Iran notice | Apr 29, 2015 | — |
| UPLOAD | Letter from the SEC | Oct 28, 2014 | — |
| CORRESP | Letter to the SEC | Oct 17, 2014 | — |
| CORRESP | Letter to the SEC | Sep 23, 2014 | — |
| UPLOAD | Letter from the SEC | Aug 19, 2014 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 2, 2014 | — |
| IRANNOTICE | Iran notice | May 12, 2014 | — |
| NT 20-F | Filing | May 1, 2014 | Dec 31, 2013 |
| UPLOAD | Letter from the SEC | Sep 11, 2013 | — |
| CORRESP | Letter to the SEC | Sep 9, 2013 | — |
| UPLOAD | Letter from the SEC | Aug 29, 2013 | — |
| EFFECT | Filing | Jul 19, 2013 | — |
| IRANNOTICE | Filing | Apr 30, 2013 | — |
| UPLOAD | Letter from the SEC | Oct 12, 2012 | — |
| CORRESP | Letter to the SEC | Sep 21, 2012 | — |
| UPLOAD | Letter from the SEC | Aug 13, 2012 | — |
| UPLOAD | Letter from the SEC | Nov 15, 2011 | — |
| CORRESP | Letter to the SEC | Oct 28, 2011 | — |
| UPLOAD | Letter from the SEC | Aug 31, 2011 | — |
| UPLOAD | Letter from the SEC | Nov 2, 2009 | — |
| UPLOAD | Letter from the SEC | Nov 2, 2009 | — |
| CORRESP | Letter to the SEC | Oct 21, 2009 | — |
| CORRESP | Letter to the SEC | Aug 31, 2009 | — |
| UPLOAD | Letter from the SEC | Jul 29, 2009 | — |
Showing 48 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
- PKX (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Gangnam-Gu, Seoul, Korea, Republic of
- SEC filer status
- Large accelerated filer
- SEC CIK
- 889132
- Former names
- POSCO (until Mar 2, 2022); POHANG IRON & STEEL CO LTD (until Apr 9, 2002)
Other Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) companies
- Nucor Corp NUE
- ArcelorMittal MT
- Steel Dynamics Inc STLD
- Tenaris SA TS
- 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.