E.IN.S. S.A. UPDATE OF FINANCIAL CALENDAR 2026

The Company “EUROPEAN INNOVATION SOLUTIONS S.A.”, in the context of its obligations to inform the investment community and in accordance with the Rules of EURONEXT ATHENS, hereby updates its 2026 Financial Calendar as follows:

• Thursday, September 17, 2026: Date of announcement of the 2026 Interim Financial Report (prior to the opening of the trading session).

The Company reserves the right to amend the above date, provided that it promptly informs the investment community by amending this announcement, in accordance with the provisions of the Rules of EURONEXT ATHENS.