ANNOUNCEMENT OF THE AVAILABILITY OF THE DOCUMENT OF ANNEX IX OF REGULATION 2017/1129

“Y/KNOT Invest S.A.” (distinctive title “Y/KNOT S.A.”, hereinafter the “Company”) announces that, as of 27 March 2026, it makes available to the investing public the document of the same date prepared by the Company pursuant to Annex IX of Regulation 2017/1129 (the “Regulation”), as in force (the “Document”), regarding the public offering of the new shares to be issued as part of the share capital increase of the Company in cash, with pre‑emption rights and oversubscription rights for existing shareholders (the “Increase”), as well as the admission to trading on the Regulated Market of the Athens Stock Exchange (“ATHEX”) of the new shares to be issued in the context of this Increase. The Increase was resolved by the repeat Extraordinary General Meeting of 23 March 2026, and the Document was prepared pursuant to the decision of the Board of Directors dated 26 March 2026, acting under the authority granted by the aforementioned General Meeting.

The Document concerns the public offering—provided that the Increase is fully subscribed—of 30,380,640 new, common, registered, dematerialized, voting shares with a nominal value of €0,60 each (the “New Shares”) to be issued by the Company within the framework of the Increase, at a ratio of four (4) New Shares for every one (1) existing Company share, with an offer price of €0,75 per New Share, which will be admitted to trading on ATHEX.

Information regarding the procedure for the exercise of pre‑emption rights and oversubscription rights by investors is provided in the Document.

The expected timetable for the completion of the Increase and the admission of the New Shares to trading is as follows:

*Subject to the convening of ATHEX’s Corporate Actions Committee on the above dates.

It is noted that the above dates are indicative, and the timeline depends on various unpredictable factors and may change. In any case, the investing public will be duly informed through the relevant announcements, as provided.

Further information regarding the New Shares and the Increase is included in the Document.

The Document does not constitute a prospectus within the meaning of the Regulation, as in force, and therefore has not been reviewed or approved by the Hellenic Capital Market Commission.

The Document has been prepared pursuant to article 1, paragraph 4(d)(b) and article 1, paragraph 5(b)(a) of the Regulation and the requirements set out in Annex IX of the Regulation.

The Document will be available to the investing public in electronic form on the following websites:

• Athens Stock Exchange: https://www.athexgroup.gr/el/market-data/informative-material
• The Company: https://www.yknot.gr

Additionally, during the rights exercise period, the Document will be available free of charge in electronic form to any potential investor upon request and free of charge from the Company.

For further information, shareholders may contact the Company’s Shareholders Services Department (7 Alimou Avenue, Alimos, Attica, tel. 210 9886187, Mr. Georgios Koutsos, or via email at ir@yknot.gr).

Alimos, 27 March 2026