Turkiye Garanti Bankasi A.S. / US9001487019

TO: Investment Community FROM : Garanti BBVA / Investor Relations SUBJECT: Regarding the Capital Increase of our Bank’s subsidiary Garanti Finansal Kiralama A.?. DATE: April 18, 2025   At our Bank's Board of Directors' Meeting held on April 17, 2025,  it was resolved to participate the capital increase of our Bank’s subsidiary Garanti Finansal Kiralama A.?., with the shares corresponding to TRY 6.000.000.000 and authorize the Head Office to conduct any and all acts in this regard.   *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