Santander: BANCO SANTANDER S.A. - Banco Santander communicates the transactions over its own shares which it has carried out between 20 and 26 March under the buyback programme

POLISH FINANCIAL SUPERVISION AUTHORITY UNI - EN REPORT No 31 / 2025 Date of issue: 2025-03-27 Short name of the issuer BANCO SANTANDER S.A. Subject Banco Santander communicates the transactions over its own shares which it has carried out between 20 and 26 March under the buyback programme Official market - legal basis Unofficial market - legal basis Contents of the report: The content of the report is enclosed hereto. Official market - legal basis: other regulations Annexes File Description Additional attachments can be found below: 20250327_133328_2143113636_31-2025.pdf newsfile.refinitiv.com/getnewsfile/v1/story