Hellenic Exchanges-Athens Stock Exchange S.A.

Notice of Dividend Amount • Jun 13, 2025

Announcement

Dividend for fiscal year 2024

13 June 2025 – HELLENIC EXCHANGES-ATHENS STOCK EXCHANGE S.A. announces that, in accordance with paragraph 4.1.1 of the Athens Stock Exchange Rulebook, by decision of the Annual General Meeting of shareholders of 12 June 2025, the dividend for fiscal year 2024 is €0.29 per share. The dividend per share that will be paid is increased by the dividend corresponding to the 2,498,000 shares in treasury stock that are not entitled to the dividend and amounts to a gross amount of €0.3025223854 per share.

Beneficiaries of the above dividend based on the record date rule are the client or omnibus accounts of record in the Dematerialized Securities System (DSS) on Tuesday 24 June 2025 (ex-date Monday 23 June 2025, before the start of trading).

The abovementioned gross dividend amount is subject to a 5% withholding tax (€0.0151261192 per share), in accordance with the provisions of article 24 of Law 4646/2019, and therefore beneficiaries will receive a net amount of €0.2873962661 per share.

The dividend will be paid on 30 June 2025 by the HELLENIC CENTRAL SECURITIES DEPOSITORY (ATHEXCSD), through the Participants of the DSS securities account as follows:

• i. Through the Participants of the beneficiaries in the DSS (banks and brokerage companies), in accordance with the ATHEXCSD Rulebook of Operation and the relevant decisions.
• ii. In the case of payments:
  • a. to heirs of deceased beneficiaries whose securities are maintained in the Special Account in the DSS, under ATHEXCSD management in accordance with Section X, Part 2;
  • b. where the beneficiary's securities are held in a SICAV under liquidation or in a special temporary transfer account,

payment of the amounts due will be made: i) through ATHEXCSD for one (1) year starting on the date of payment (to the legal heirs after the completion of their legalization) and ii) through a cash consignment to the Deposit and Consignment Fund (CDF) after one (1) year.