Turkcell redeems TRY 750M short-term bond

Turkcell İletişim Hizmetleri A.Ş. reported that it has fully redeemed its short-term financing bond with ISIN code TRFTCEL22617.

Rhea-AI Filing Summary

Turkcell İletişim Hizmetleri A.Ş. reported that it has fully redeemed its short-term financing bond with ISIN code TRFTCEL22617. The bond had a nominal amount of TRY 750,000,000, a maturity of 96 days and carried a fixed annual simple interest rate of 39.25%.

On February 24, 2026, Turkcell paid the single coupon of TRY 77,424,750.00 and repaid the full principal of TRY 750,000,000.00, with both payments marked as completed. The bond was issued via private placement to qualified investors in Türkiye and was traded on the stock exchange.

The filing also notes that rating agency JCR Avrasya Derecelendirme A.Ş. assigned Turkcell a long-term national rating of AAA (Trk) as of May 29, 2025, classified as investment grade.

FAQ

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What bond did Turkcell (TKC) redeem in February 2026?

Turkcell redeemed a short-term financing bond with ISIN code TRFTCEL22617. The bond had a nominal amount of TRY 750,000,000, a 96-day maturity and was issued via private placement to qualified investors in Türkiye.

What interest did Turkcell (TKC) pay on bond TRFTCEL22617?

Turkcell paid a single coupon of TRY 77,424,750.00 on bond TRFTCEL22617. The instrument carried a fixed annual simple interest rate of 39.25% and an annual compound rate of 45.2900%, reflecting short-term financing costs.

When did Turkcell (TKC) repay the TRY 750 million bond principal?

Turkcell repaid the full principal of TRY 750,000,000.00 on February 24, 2026. The principal payment date and maturity date were the same, and the payment was confirmed as completed according to the redemption plan table.

How was Turkcell’s redeemed bond TRFTCEL22617 structured?

The bond TRFTCEL22617 was a domestic debt security in TRY, sold via private placement to qualified investors. It had a nominal value of TRY 750,000,000, a 96-day maturity, fixed interest, and a single coupon payment at maturity, traded on the stock exchange.

What is Turkcell’s (TKC) credit rating related to this issuance?

Rating agency JCR Avrasya Derecelendirme A.Ş. assigned Turkcell a long-term national rating of AAA (Trk) as of May 29, 2025. This rating is classified as investment grade, indicating strong credit quality in the Turkish national scale.

Who intermediated Turkcell’s bond TRFTCEL22617 sold to qualified investors?

The intermediary brokerage house for Turkcell’s bond TRFTCEL22617 was Oyak Yatırım Menkul Değerler A.Ş.. The bond was issued under a TRY 10,000,000,000 debt securities limit and was settled through Merkezi Kayıt Kuruluşu A.Ş., the central securities depository in Türkiye.

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Accepted by SEC EDGAR 02/24/2026 - 12:23 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

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

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of February 2026

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
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:

x 20-F  ¨ Form 40-F

Enclosure: A press release dated February 24, 2026 announcing the redemption of the registrant's bond (ISIN code TRFTCEL22617).

Istanbul, February 24, 2026

Announcement Regarding the Redemption of the Bond with ISIN Code TRFTCEL22617

Within the scope of our Company's announcement dated November 27, 2025, the redemption and coupon payment of the financing bond with ISIN code TRFTCEL22617 with a nominal amount of TRY 750,000,000, a maturity of 96 days and an annual simple interest of 39.25% was made on February 24, 2026.

Board Decision Date	: 25.03.2025
Related Issue Limit Info
Currency Unit	: TRY
Limit	: 10,000,000,000
Issue Limit Security Type	: Debt Securities
Sale Type	: Private Placement-Sale to Qualified Investor
Domestic / Oversea	: Domestic
Capital Market Board Approval Date	: 13.06.2025
Capital Market Instrument to be Issued Info
Type	: Bill
Maturity Date	: 24.02.2026
Maturity (Day)	: 96
Sale Type	: Sale To Qualified Investor
Intended Nominal Amount	: 500,000,000
The country where the issue takes place	: Türkiye
Title Of Intermediary Brokerage House	: Oyak Yatırım Menkul Değerler A.Ş.
Central Securities Depository	: Merkezi Kayıt Kuruluşu A.Ş.
Starting Date of Sale	: 19.11.2025
Ending Date of Sale	: 19.11.2025
Nominal Value of Capital Market Instrument Sold	: 750,000,000
Maturity Starting Date	: 20.11.2025
Issue Price	: 1
Interest Rate Type	: Fixed
Interest Rate - Yearly Simple (%)	: 39.2500
Interest Rate - Yearly Compound (%)	: 45.2900
Traded in the Stock Exchange	: Yes
Payment Type	: TL Payment
ISIN Code	: TRFTCEL22617
Coupon Number	: 1
Currency Unit	: TRY
Coupon Payment Frequency	: Single Coupon

Redemption Plan of Capital Market Instrument Sold

Coupon Number		Payment Date		Record Date*		Payment Date		Interest Rate - Periodic (%)				Payment Amount			Exchange Rate			Was The Payment Made?
1		24.02.2026		23.02.2026		24.02.2026			10.3233			77,424,750.00						Yes
Principal/Maturity Date Payment Amount		24.02.2026		23.02.2026		24.02.2026						750,000,000.00						Yes

  * The date on which the beneficiaries are determined.

Issuer Rating Note

Rating Company		Rating Note		Rating Date		Is it Investment Grade?
JCR AVRASYA DERECELENDİRME A.Ş.		Long Term National Rating AAA (Trk)		29.05.2025		Yes

For more information:

Turkcell Investor Relations 

investor.relations@turkcell.com.tr 

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.

	TURKCELL İLETİŞİM HİZMETLERİ A.Ş.
Date: February 24, 2026	By:	/s/ Özlem Yardım
		Name:	Özlem Yardım
		Title:	Investor Relations Corporate Finance Director

	TURKCELL İLETİŞİM HİZMETLERİ A.Ş.
Date: February 24, 2026	By:	/s/ Kamil Kalyon
		Name:	Kamil Kalyon
		Title:	Chief Financial Officer