Allegro.eu announces the implementation of Phase II of the share buyback program for the purpose of share cancellation and reduction of the Company’s share capital

The Board of Directors of Allegro.eu (the “Board”) hereby informs that, acting within the scope of the authorisation granted by the Annual General Meeting of the Company (“AGM”) on 25 June 2026, the Board decided on 22 September 2026 to implement the second phase of a share buyback program (“Phase II”) through open market transactions on the Warsaw Stock Exchange, as a sequential continuation of the program following the execution of its first phase.

The Company hereby presents the details of Phase II of the share buyback program:
1. the purpose of the share buyback: the cancellation of shares and subsequent reduction of the Company’s share capital;
2. the maximum pecuniary amount allocated to Phase II: PLN 800,000,000.00 (excluding brokerage commissions);
3. the maximum purchase price per share: PLN 50.00 (excluding expenses);
4. the maximum number of shares to be acquired under Phase II: 42,105,263 shares;
5. duration of Phase II: Phase II is intended to commence on 23 September 2026 and will end no later than 25 June 2027.

Phase II will be lead-managed by Erste Bank Polska S.A. – Erste Biuro Maklerskie, who will independently make trading decisions concerning the timing of the purchases of the Company’s shares independently of the Company.

The following trading restrictions shall be applicable to Phase II of the share buyback program:
1. The shares will be acquired on the regulated market of the Warsaw Stock Exchange (the “WSE”). Buy orders shall not be placed during an auction phase, and orders placed before the start of an auction phase shall not be modified during that phase.
2. In order to comply with the safe-harbour framework of Article 3(2) of the Delegated Regulation, the Company shall acquire the shares at a price not higher than the higher
of (i) the price of the last independent trade and (ii) the highest current independent purchase bid on the regulated market of the WSE.
3. The Company shall not purchase on any trading day more than 25% of the average daily volume of the shares on the regulated market of the WSE,which is within the limit stipulated in Article 3(3) of the Delegated Regulation.
4. Pursuant to the Luxembourg company law, the acquisitions may not have the effect of reducing the net assets of the Company below the amount of the subscribed capital plus the reserves which may not be distributed by virtue of law or its Articles of Association.

The Company will report transactions executed under the Phase II in weekly current reports (only in weeks during which any such transactions are executed), complying with the disclosure and reporting requirements set forth in Article 5(3) of the MAR and Article 2 of the Delegated Regulation.

Allegro.eu is a Luxembourg public limited liability company (société anonyme), registered office: 6, rue Eugène Ruppert, L-2453 Luxembourg, Grand Duchy of Luxembourg, R.C.S. Luxembourg: B214830.