Santander Bank Polska S.A.

Transaction in Own Shares • Mar 10, 2025

10-03-2025

Current report no.: 9/2025

Subject: Information about transactionsexecuted in the course of the own shares buy-back

In relation to current report no. 3/2025 and4/2025, the Management Board of Santander Bank Polska S.A. (Bank) herebyannounces that as part of exercising the buy-back programme of theBank's shares, the conditions of which were established in the Banks'Management Board resolution of 25 February 2025 (Resolution andBuy-back) pursuant to the authorisation granted in the Annual GeneralMeeting resolution no. 46 of 18 April 2024 regarding authorising theManagement Board to purchase (buy-back) the Bank shares to executeIncentive Plan VII and to create a capital reserve for that purpose, theBank purchased its own shares in transactions described in appendix 1and 2 to this report in order to meet its commitments to allot shares tothe Bank's group employees who are participants in Incentive Plan VII,i.e. to pay out awards for 2024 and the deferred awards due for years2022-2023 to be paid in 2025 to these participants.

Appendix 1 includes detailed data ontransactions and appendix 2 includes the aggregated data - related totransactions made from 3 March 2025 to 7 March 2025.

Transactions were carried out through theBank's brokerage house, i.e. Santander Biuro Maklerskie.

Taking into account the share purchasetransactions presented in appendix 1 and 2, as at the end of 7 March2025 the Bank, in the course of current Buy-back implementing theIncentive Plan VII, has entered into transactions involving 126 343 ofits own shares in total (including its own shares purchased as part ofthe Plan and outside the Plan) which represent 0.12% of the Bank's sharecapital and which give 0.12% of votes in the total number of votes atthe General Meeting. At the same time, the Bank informs that as at theend of 7 March 2025 it has given instructions to transfer 89 507 sharesto the brokerage accounts of the participants of Incentive Plan VII.

Legal basis:

Article 2 (2) and (3) of the of CommissionDelegated Regulation (EU) 2016/1052 of 8 March 2016 supplementingRegulation (EU) No 596/2014 of the European Parliament and of theCouncil with regard to regulatory technical standards for the conditionsapplicable to buy-back programmes and stabilisation measures and inrelation to Article 5 (3) of Regulation (EU) No 596/2014 of the EuropeanParliament and of the Council of 16 April 2014 on market abuse (marketabuse regulation) and repealing Directive 2003/6/EC of the EuropeanParliament and of the Council and Commission Directives 2003/124/EC,2003/125/EC and 2004/72/EC.