# Turkcell Iletisim Hizmetleri a S: Form 20-F for the period ended Dec 31, 2025

- Company: [Turkcell Iletisim Hizmetleri a S](/companies/tkc.md) (CIK 1071321)
- Form: 20-F
- Filed: 2026-04-17
- Accepted by EDGAR: Apr 17, 2026, 11:31 ET
- Period: 2025-12-31
- Accession: 0001104659-26-044740
- Inline XBRL: yes
- Main document: https://www.sec.gov/Archives/edgar/data/1071321/000110465926044740/tkc-20251231x20f.htm
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/1071321/000110465926044740/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/1071321/000110465926044740/tkc-20251231x20f.htm

Filed Apr 17, 2026.
Source: SEC EDGAR, the filing index for accession 0001104659-26-044740. Last ingested by Listed: Nov 4, 2026, 12:38 ET. No prices; not investment advice.