Turkiye Garanti Bankasi A.S.: Intermediary Institution Warrants Issuance Application

TO: Investment Community

FROM : Garanti BBVA / Investor Relations

SUBJECT:Intermediary Institution Warrants Issuance Application

DATE: September 18, 2026

Authorized Member Decision Date	03.09.2026
Issue Limit	150,000,000
Currency Unit	TRY
Issue Limit Security Type	Garanti Bank Intermediary Institution Warrants
Sale Type	Public Offering- Sale To Qualified Investor
Domestic / Oversea	Domestic

Pursuant to the authority given Head Office of Bank by The Board of Directors of the Bank’s resolution dated Sep 03, 2026, our application of 15,000,000,000, “Garanti Bank Intermediary Institution Warrants” in the nominal value of1 Kuruş for each and150,000,000 Turkish Lira (One hundread and fifty million Turkish Lira) in total, was made to the Banking Regulation and Supervision Agency and Capital Markets Board.

*In contradiction between the Turkish and English versions of this public disclosure, the Turkish version shall prevail.

We declare that our above statements are in conformity with the principles included in the Board’s Communiqué, Serial II Nr.15.1, that it exactly reflects the information we received; that the information complies with our records, books and documents; that we did our best to obtain the correct and complete information relative to this subject and that we are responsible for the declarations made in this regard.

Yours sincerely,

Garanti BBVA

Contact Garanti BBVA Investor Relations:

Tel: +90 212 318 2352

Fax: +90 212 216 5902

E-mail: investorrelations@garantibbva.com.tr

www.garantibbvainvestorrelations.com