Turkiye Garanti Bankasi A.S.: Redemption of the debt instrument at abroad within the Medium Term Note (MTN) program

TO: Investment Community FROM : Garanti BBVA / Investor Relations SUBJECT: Redemption of the debt instrument at abroad within the Medium Term Note (MTN) program DATE: April 02, 2026   Ref: Our public disclosure dated 10.03.2025. The debt instrument issued pursuant to MTN program by our Bank at abroad on 10.03.2025 in the amount of 16.000.000 GBP was redeemed.   *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