Adoption of resolutions on the merger between Allegro.eu and Allegro Treasury S.à r.l.

The Board of Directors of Allegro.eu (the “Company“) hereby announces that, on 11 March 2026, it resolved to initiate the process to merge the Company with Allegro Treasury S.à r.l. whereby the Company would be the absorbing entity (the “Merger“) and adopted a resolution approving the common merger plan setting out the terms of the Merger (the “Merger Plan“) between the Company, as the absorbing company, and its directly wholly-owned subsidiary, Allegro Treasury S.à r.l., as the company being absorbed.

The abovementioned resolution followed a corresponding resolution adopting the Merger Plan passed by the board of managers of Allegro Treasury S.à r.l. on 10 March 2026.

Detailed information regarding the transaction, including its legal terms, is set out in the Merger Plan, which constitutes an attachment to this current report.

Furthermore, the Company informs that, in accordance with the requirements of the Luxembourg law of 10 August 1915 on commercial companies, as amended, the Merger Plan will be filed with the Luxembourg Trade and Companies Register (Registre de commerce et des sociétés, Luxembourg) (RCS) and published in the electronic official gazette RESA (Recueil électronique des sociétés et associations).

Allegro.eu société anonyme, incorporated and existing under the laws of Luxembourg, with its registered office currently at 6, rue Eugène Ruppert, L-2453 Luxembourg, Grand Duchy of Luxembourg, registered with the Luxembourg Trade and Companies Register (Registre de Commerce et des Sociétés, Luxembourg) under number B214830.