Decisions concerning the process for the merger by absorption of Banca Popolare di Sondrio S.p.A. into BPER Banca S.p.A.

BPER Banca S.p.A. (“BPER”) and Banca Popolare di Sondrio S.p.A. (“BP Sondrio” and, together with BPER, the “Banks”) announce that, in line with prior indications given by BPER in the context of its voluntary public tender and exchange offer on all the ordinary shares of BP Sondrio, the preparatory activities for the transaction consisting in the merger by absorption of BP Sondrio into BPER (the “Merger”) are underway and the approval of the merger plan is expected to be submitted to the Boards of Directors of the Banks – without prejudice to the application of the controls required under the related-party transactions’ framework – at their meetings scheduled for 5 November 2025 (date on which the Consolidated Interim Report as at 30 September 2025 is expected to be approved by BPER e BP Sondrio, respectively).