SK Telecom Co Ltd SEC filings SKM
SK Telecom Co Ltd has 872 filings in SEC EDGAR's recent list, going back to May 10, 1999. 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 4, 2026. The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| SD | Specialized disclosure (conflict minerals) | May 20, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | Jun 1, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2019 | — |
| UPLOAD | Letter from the SEC | Aug 31, 2018 | — |
| CORRESP | Letter to the SEC | Aug 10, 2018 | — |
| UPLOAD | Letter from the SEC | Jul 30, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2018 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| CB | Form cb | Apr 21, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2014 | — |
| UPLOAD | Letter from the SEC | Aug 2, 2013 | — |
| CORRESP | Letter to the SEC | Jul 25, 2013 | — |
| UPLOAD | Letter from the SEC | Jul 18, 2013 | — |
| CORRESP | Letter to the SEC | Jul 12, 2013 | — |
| UPLOAD | Letter from the SEC | Jun 17, 2013 | — |
| UPLOAD | Letter from the SEC | Oct 15, 2010 | — |
| CORRESP | Letter to the SEC | Oct 15, 2010 | — |
| UPLOAD | Letter from the SEC | Oct 1, 2010 | — |
| CORRESP | Letter to the SEC | Sep 30, 2010 | — |
| CORRESP | Letter to the SEC | Sep 10, 2010 | — |
| UPLOAD | Letter from the SEC | Sep 1, 2010 | — |
| UPLOAD | Letter from the SEC | Jan 28, 2010 | — |
| CORRESP | Letter to the SEC | Jan 15, 2010 | — |
| UPLOAD | Letter from the SEC | Jan 4, 2010 | — |
| CORRESP | Letter to the SEC | Dec 4, 2009 | — |
| CORRESP | Letter to the SEC | Nov 13, 2009 | — |
| UPLOAD | Letter from the SEC | Nov 6, 2009 | — |
| CORRESP | Letter to the SEC | Oct 16, 2009 | — |
| CORRESP | Letter to the SEC | Oct 2, 2009 | — |
| UPLOAD | Letter from the SEC | Sep 16, 2009 | — |
| UPLOAD | Letter from the SEC | Nov 28, 2006 | — |
| CORRESP | Letter to the SEC | Oct 19, 2006 | — |
| CORRESP | Letter to the SEC | Sep 28, 2006 | — |
| UPLOAD | Letter from the SEC | Sep 8, 2006 | — |
| 424A | Auto-generated paper document | Jul 15, 2002 | — |
Showing 38 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Radiotelephone Communications (SIC 4812)
- Listed as
- SKM (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Seoul
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1015650
Other Radiotelephone Communications companies
- T-Mobile US, Inc. TMUS
- Deutsche Telekom AG DTEGY
- Chunghwa Telecom Co Ltd CHT
- Vodafone Group Public Ltd Co VOD
- Telus Corp TU
- Millicom International Cellular SA TIGO
- VEON Ltd. VEON
- Kyivstar Group Ltd. KYIV
Source: SEC EDGAR filings. This is company-reported data, not investment advice.