TÜRKİYE İŞ BANKASI A.Ş. Özel Durum Açıklaması (Genel) 16 Haziran 2026

Physical share certificates of our Bank that were not dematerialized within the prescribed period were transferred to the ownership of the Investor Compensation Center (YTM).

Pursuant to Article 13, Paragraph 4 of Capital Markets Law No. 6362, YTM is making payments to rightful owners within the scope of the "Regulation on the Procedures and Principles Regarding Payments to Investors by YTM Following the Partial Annulment of Article 13, Paragraph 4 of Capital Markets Law No. 6362", dated September 7, 2016 (the "Regulation").

The first stage of the process requires the delivery of the original physical share certificates of our Bank to the Bank against a delivery receipt. The second stage requires an application to YTM together with a copy of the receipt report and the other documents required under the Regulation.

Pursuant to Article 5 of the Regulation, the deadline for the holders of the physical share certificates to apply to YTM with the required documents is September 6, 2026. Accordingly, beneficiaries holding physical share certificates of the Bank that have not been dematerialized are required to complete and submit their applications in full and within the prescribed time limits in order to exercise their rights under the Regulation.

It is hereby announced to the public.

Yours sincerely,

This is the translation of the Turkish public disclosure made by Türkiye İş Bankası A.Ş. through the Public Disclosure Platform, under the Material Events Guideline prepared in accordance with the Communique of Material Events, numbered II-15.1. According to the Material Events Guideline and the regulations, the Turkish public disclosure shall prevail.