Amendment to the Financial Calendar 2026[1]

Date of the Annual General Meeting

ELLAKTOR S.A. (the “Company”), further to its announcement dated 10.03.2026, informs the investment community, in accordance with article 4.1.1 of the Euronext Athens Rulebook and its Decision no. 25/15.04.2024, of an amendment to the Financial Calendar 2026, concerning the already announced date of the Annual  General Meeting of its shareholders, which had initially been scheduled for May 14, 2026.

The new date for convening the Annual General Meeting of the shareholders will be determined and communicated to the investment community in due course through a new announcement by the Company. Consequently, the relevant dates for the distribution of the dividend for the 2025 financial year will also be amended.

Kifissia, 23.04.2026

[1] The Company reserves the right to amend the above dates, following timely notification to the investment community through a modification or supplement to the present announcement.