# EDGAR Filing Document

**Accession Number:** 0001071321
**File Stem:** 0001104659-25-099669
**Filing Date:** 2025-10
**Character Count:** 5004
**Document Hash:** 09067eecf26aeb3f3a49b031fb3b7982
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-099669.hdr.sgml**: 20251015

**ACCESSION NUMBER**: 0001104659-25-099669

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20251015

**FILED AS OF DATE**: 20251015

**DATE AS OF CHANGE**: 20251015

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** TURKCELL ILETISIM HIZMETLERI A S
- **CENTRAL INDEX KEY:** 0001071321
- **STANDARD INDUSTRIAL CLASSIFICATION:** TELEPHONE COMMUNICATIONS (NO RADIO TELEPHONE) [4813]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000
- **STATE OF INCORPORATION:** W8
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-15092
- **FILM NUMBER:** 251394183

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** AYDINEVLER MAHALLESI INONU CADDESI NO 20
- **STREET 2:** KUCUKYALI OFISPARK, MALTEPE
- **CITY:** ISTANBUL
- **PROVINCE COUNTRY:** W8
- **ZIP:** 34854
- **BUSINESS PHONE:** 902123131244

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** AYDINEVLER MAHALLESI INONU CADDESI NO 20
- **STREET 2:** KUCUKYALI OFISPARK, MALTEPE
- **CITY:** ISTANBUL
- **PROVINCE COUNTRY:** W8
- **ZIP:** 34854

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

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**FORM 6-K**

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**REPORT OF FOREIGN PRIVATE ISSUER**

**PURSUANT TO RULE 13a-16 OR 15d-16**

**UNDER THE SECURITIES EXCHANGE ACT OF 1934**

**For the month of October 2025**

**Commission File Number: 001-15092**

**TURKCELL İLETİŞİM HİZMETLERİ A.Ş.**

(Translation of registrant's name into English)

Turkcell Küçükyalı Plaza

Aydınevler Mahallesi İnönü Caddesi No:20

Küçükyalı Ofispark

34854 Maltepe<br> Istanbul, Türkiye

(Address of Principal Executive Offices)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

⌧ Form 20-F ◻ Form 40-F

Enclosure: A press release dated October 15, 2025 announcing the redemption of the registrant's Eurobond.

Istanbul, October 15, 2025

**Announcement Regarding the Redemption of the Eurobond**

The 10-year bonds issued by our Company on October 15, 2015, to qualified investors abroad with coupon rate of 5.75% based on a 5.95% reoffer yield (RegS XS1298711729 / 144A US900111AA39 ISIN code), has matured as of October 15, 2025. The principal and all coupon interest payments related to the bond have been made as scheduled.

**Redemption Schedule of the Capital Market Instrument**

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| | | |
|:---|:---|:---|
| &nbsp;&nbsp;**Coupon Serial Number** | &nbsp;&nbsp;**Payment Date** | &nbsp;&nbsp;**Has the payment been settled?** |
| &nbsp;&nbsp;1 | &nbsp;&nbsp;April 2016 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;2 | &nbsp;&nbsp;October 2016 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;3 | &nbsp;&nbsp;April 2017 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;4 | &nbsp;&nbsp;October 2017 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;5 | &nbsp;&nbsp;April 2018 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;6 | &nbsp;&nbsp;October 2018 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;7 | &nbsp;&nbsp;April 2019 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;8 | &nbsp;&nbsp;October 2019 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;9 | &nbsp;&nbsp;April 2020 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;10 | &nbsp;&nbsp;October 2020 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;11 | &nbsp;&nbsp;April 2021 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;12 | &nbsp;&nbsp;October 2021 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;13 | &nbsp;&nbsp;April 2022 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;14 | &nbsp;&nbsp;October 2022 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;15 | &nbsp;&nbsp;April 2023 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;16 | &nbsp;&nbsp;October 2023 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;17 | &nbsp;&nbsp;April 2024 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;18 | &nbsp;&nbsp;October 2024 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;19 | &nbsp;&nbsp;April 2025 | &nbsp;&nbsp;Yes |
| &nbsp;&nbsp;Principal / Maturity Date Payment Amount | &nbsp;&nbsp;October 2025 | &nbsp;&nbsp;Yes |

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***For more information:***

*Turkcell Investor Relations*

*<u>investor.relations@turkcell.com.tr</u>*

*Tel: + 90 212 313 1888*

**SIGNATURES**

Pursuant to the requirements of the Securities Exchange Act of 1934, Turkcell İletişim Hizmetleri A.Ş. has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | | | |
|:---|:---|:---|:---|
|  | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** |
| Date: October 15, 2025 | By: | /s/ Özlem Yardım | /s/ Özlem Yardım |
|  |  | Name: | Özlem Yardım |
|  |  | Title: | Investor Relations Corporate Finance Director |

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| | | | |
|:---|:---|:---|:---|
|  | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** | **TURKCELL İLETİŞİM HİZMETLERİ A.Ş.** |
| Date: October 15, 2025 | By: | /s/ Kamil Kalyon | /s/ Kamil Kalyon |
|  |  | Name: | Kamil Kalyon |
|  |  | Title: | Chief Financial Officer |

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