GEK Terna Holding Real Estate Construction

Notice of Dividend Amount • Jun 18, 2025

Athens, June 18, 2025

GEK TERNA S.A. (the "Company") informs the investors, in compliance with article 4.1. of the Regulation of the Athens Stock Exchange, that the Company's Annual General Assembly held on June 11, 2025, approved the distribution of the amount totaling € 41,369,316.40, i.e. amount of € 0.40 per share, which comes from the profits of the financial year 2024. This distribution is subject to withholding tax of 5%, in accordance with the provisions of article 24 of Law 4646/2019 and the net payable amount totals Euro 39,300,850.58, thus 0.38 euros per share. The amount will be increased, with the corresponding dividend of the 3,351,463 treasury shares held directly and indirectly by the Company. Thus, the Shareholders will receive a total amount of 0.4133962298 euros per share while the net payable amount per share is 0,3927264183 euros.

Beneficiaries of the said distribution are the shareholders who are registered in the D.S.S. of the Company on Thursday, June 26, 2025 (record date). As of Wednesday, June 25, 2025 (ex‐dividend date) the Company's shares will be traded in the Athens Stock Exchange without the right to receive such distribution.

Payment shall commence, in accordance with the provisions of the Athens Stock Exchange Regulation, on Wednesday July 2, 2025 and shall be effected by "PIRAEUS BANK" as follows:

1. Through the operators of the beneficiaries in the D.S.S. (Banks and Brokerage Firms), in accordance with Rulebook of the Hellenic Central Securities Depository and its relevant decisions.

2. Especially in cases of dividend payment to the heirs of deceased beneficiaries whose titles are kept in the Special Account of their Share in the D.S.S., under the management of ATHEXCSD, the dividend payment process will be carried out after completion of the legalization of the heirs, through the "PIRAEUS BANK" network.

After 02‐07-2026 payment shall be made only in the offices of the Company, at 85, Mesogeion Ave., 11526, Athens. There is a prescription period of 5 years, after which the Hellenic State becomes beneficiary. For more information, Investors can contact the Investor Relations Department (tel. 210 6968457).