OTP Bank Plc

Regulatory Filings • Nov 18, 2025

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Strategy and Finance Division Investor Relations

Reference number: IR-365/2025

18 November 2025

Extraordinary announcement

Treasury share transaction

OTP Bank Plc. announces that – according to the single permission from the Hungarian National Bank for the repurchase of Common Equity Tier 1 (CET1) instruments – on 17 November 2025 the Bank purchased 37,580 own shares at an average price of HUF 32,286 per share on the Budapest Stock Exchange, with the contribution of OTP Bank as investment service provider.

Due to the transaction the stock of own shares owned by the OTP Group has been changed to 13,522,759 shares. The stock of own shares is 4.83%.

OTP Bank Plc.

OTP Bank Plc.

Postal address: P.O.B.: 501 Budapest H-1876 Hungary

E-mail: investor.relations@otpbank.hu

Internet: www.otpbank.hu

Address: Nádor street 16. Budapest H-1051 Hungary