ANNOUNCEMENT OF ECONOMIC CALENDAR

ECONOMIC CALENDAR 2026

ONYX TOURISTIKI S.A. announces its Economic Calendar for 2026 as part of providing accurate and timely information to investors and in compliance with the Athens Stock Exchange (Euronext Athens) Rulebook:

Thursday 30 April 2026

Release of the Annual Financial Report 2025 by posting on the EURONEXT ATHENS website (https://athens.euronext.com )and the company’s website (https://onyx-ventures.org/) after the close of trading.

Thursday 30 April 2026

Release of comments on the Annual Financial Statements for FY 2025 by posting on the EURONEXT ATHENS website (https://athens.euronext.com )and the company’s website (https://onyx-ventures.org/) after the close of trading.

Tuesday 8 September  2026

Annual General Meeting of Shareholders

It is noted that the company intends to recommend at the Annual General Meeting that no dividends be distributed.

Tuesday 29 September 2026

Publication of the Biannual Financial Report 2026 by posting on the EURONEXT ATHENS website (https://athens.euronext.com )and on the company’s website (https://onyx-ventures.org/) after the close of trading.

The company reserves the right to change these dates, after informing investors by releasing a new announcement in a timely manner.