TURKCELL İLETİŞİM HİZMETLERİ A.Ş.

Capital/Financing Update • Nov 20, 2025

Summary Info	Announcement Regarding the Financing Bond Issuance
Update Notification Flag	No
Correction Notification Flag	No
Postponed Notification Flag	No
Subject of Notification	Completion of the Sale

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 YATIRIM 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	100
Interest Rate Type	Fixed Rate
Interest Rate - Yearly Simple (%)	39,25000
Interest Rate - Yearly Compound (%)	45,28616
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	10,32329
Principal/Maturity Date Payment Amount	24.02.2026	23.02.2026	24.02.2026

Rating

Does the issuer have a rating note?	Yes

Issuer Rating Note

Rating Company	Rating Note	Rating Date	Is it Investment Grade?
JCR AVRASYA DERECELENDİRME A.Ş.	Uzun Vadeli Ulusal Notu AAA (tr)	29.05.2025	Yes

Does the capital market instrument have a rating note?	No

Does the originator have a rating note?	No

Additional Explanations

Within the scope of the TRY 10,000,000,000 issuance limit approved by the Capital Markets Board, the book building of the financing bond issuance of our Company with a maturity date of February 24, 2026, an annual simple interest of 39.25% with a nominal amount of TRY 750,000,000 to qualified investors within Türkiye, without a public placement was completed, and the securities will be transferred to the investor accounts on November 20, 2025. The issuance was advised by Oyak Yatırım Menkul Değerler A.Ş..