Y/KNOT Invest S.A. (the “Company”) hereby informs the investing public that, following the resolution of the Extraordinary General Meeting of Shareholders dated 04/11/2025 (the “General Meeting”) on the establishment of a Share Buyback Program and further to the resolution of the Board of Directors dated 06/05/2026, the Company intends to proceed with purchases of its own shares, up to the limit approved by the General Meeting of ten percent (10%) of the Company’s paid-up share capital as at the date of the General Meeting (i.e., up to 759.516 shares), during the period from 07/05/2026 to 31/12/2026, at a minimum purchase price equal to the nominal value of the share (€0,60) and a maximum purchase price of eight euros (€8) per share.

The purchases will be carried out in pursuit and implementation of any lawful purpose, including the free distribution of shares to members of the Board of Directors and persons connected with the Company by an employment relationship, who provide services to the Company on a stable basis, as well as to its affiliated companies within the meaning of article 32 of Law 4308/2014, and in accordance with the applicable provisions of the relevant legislative and regulatory framework, including articles 49 and 50 of Law 4548/2018, the provisions of Regulation (EU) No 596/2014 of the European Parliament and of the Council on market abuse, as well as Commission Delegated Regulation (EU) 2016/1052.

The maximum amount expected to be allocated for the purchase of own shares during the period amounts to approximately two million euros (€2.000.000), excluding related expenses. The final amount and the final number of own shares to be acquired during the period will depend on market conditions, as well as the price and liquidity of the Company’s share.

It is noted that the share buyback program approved by the General Meeting expires on 03/11/2027.

This announcement is issued in accordance with Regulation (EU) No 596/2014 of the European Parliament and of the Council, Commission Delegated Regulation (EU) 2016/1052, and the Athens Stock Exchange Regulation.

Kifisia, 06.05.2026