Turkcell Iletisim Hizmetleri A S SEC filings TKC
Turkcell Iletisim Hizmetleri A S has 1,000 filings in SEC EDGAR's recent list, going back to Feb 26, 2010. Its latest annual report, Form 20-F, was filed on Apr 17, 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) | Jun 1, 2026 | — |
| IRANNOTICE | Filing | Apr 17, 2026 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2025 | — |
| IRANNOTICE | Filing | Apr 29, 2025 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2024 | — |
| IRANNOTICE | Filing | May 13, 2024 | — |
| NT 20-F | Filing | Apr 29, 2024 | Dec 31, 2023 |
| SD | Specialized disclosure (conflict minerals) | May 31, 2023 | — |
| IRANNOTICE | Filing | Apr 27, 2023 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2022 | — |
| IRANNOTICE | Filing | Apr 14, 2022 | — |
| SD | Specialized disclosure (conflict minerals) | May 27, 2021 | — |
| IRANNOTICE | Filing | Apr 26, 2021 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2020 | — |
| IRANNOTICE | Filing | Apr 2, 2020 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2019 | — |
| IRANNOTICE | Filing | Mar 15, 2019 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2018 | — |
| IRANNOTICE | Filing | Mar 22, 2018 | — |
| UPLOAD | Letter from the SEC | Jun 29, 2017 | — |
| CORRESP | Letter to the SEC | Jun 20, 2017 | — |
| UPLOAD | Letter from the SEC | Jun 6, 2017 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2017 | — |
| IRANNOTICE | Filing | Mar 20, 2017 | — |
| UPLOAD | Letter from the SEC | Oct 18, 2016 | — |
| CORRESP | Letter to the SEC | Sep 20, 2016 | — |
| UPLOAD | Letter from the SEC | Sep 1, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 31, 2016 | — |
| IRANNOTICE | Filing | Mar 18, 2016 | — |
| SD | Specialized disclosure (conflict minerals) | May 29, 2015 | — |
| IRANNOTICE | Filing | Mar 10, 2015 | — |
| SD | Specialized disclosure (conflict minerals) | May 30, 2014 | — |
| IRANNOTICE | Filing | May 14, 2014 | — |
| IRANNOTICE | Filing | Mar 21, 2014 | — |
| IRANNOTICE | Filing | Apr 8, 2013 | — |
| EFFECT | Filing | Jun 30, 2011 | — |
| UPLOAD | Letter from the SEC | Sep 13, 2010 | — |
| CORRESP | Letter to the SEC | Sep 7, 2010 | — |
| CORRESP | Letter to the SEC | Aug 24, 2010 | — |
| UPLOAD | Letter from the SEC | Aug 11, 2010 | — |
Showing 40 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
- Telephone Communications (No Radiotelephone) (SIC 4813)
- Listed as
- TKC (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- Turkey
- Headquarters
- Istanbul
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1071321
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All 33 Telephone Communications (No Radiotelephone) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.