BANCO SANTANDER, S.A. «12345...» Page 2 out of 24 12/09/2024 12:00 BANCO SANTANDER, S.A. Share buy-back , stabilisation and treasury stock programmes Banco Santander communicates the transactions over its own shares which it has carried out between 5 and 11 September under the buyback programme Register number: 30468 10/09/2024 23:06 BANCO SANTANDER, S.A. On financial instruments Banco Santander announces the pricing of an accelerated placement of ordinary shares of its subsidiary Santander Bank Polska S.A Register number: 30457 05/09/2024 12:00 BANCO SANTANDER, S.A. Share buy-back , stabilisation and treasury stock programmes Banco Santander communicates the transactions over its own shares which it has carried out between 27 August and 4 September under the buyback programme Register number: 30403 29/07/2024 23:42 BANCO SANTANDER, S.A. On financial instruments Banco Santander announces that it has completed placement of preferred securities contingently convertible into newly issued ordinary shares of the Bank Register number: 29976 26/07/2024 11:33 BANCO SANTANDER, S.A. Half-yearly financial reports and audit reports/limited audit review La sociedad remite información financiera del primer semestre de 2024 Register number: 29911 17/07/2024 12:00 BANCO SANTANDER, S.A. On business and financial situation Notice of First Half 2024 Results presentation on 24 July 2024 Register number: 29723 02/07/2024 12:07 BANCO SANTANDER, S.A. Total number of voting rights and capital Registration with the Commercial Registry of Santander on 1 July 2024 of the public deed of share capital reduction (and amendment of the by-laws) dated 27 June 2024 Register number: 29487 24/06/2024 20:39 BANCO SANTANDER, S.A. On business and financial situation Banco Santander informs of the minimum requirement for own funds and eligible liabilities (“MREL”) determined by the Single Resolution Board and notified by the Bank of Spain Register number: 29289 18/06/2024 12:00 BANCO SANTANDER, S.A. Share buy-back , stabilisation and treasury stock programmes Share capital reduction by 2.09% following completion of buy-back programme Register number: 29190 13/06/2024 12:00 BANCO SANTANDER, S.A. Other relevant information Banco Santander communicates the transactions over its own shares which it has carried out between 6 and 12 June under the buyback programme Register number: 29110 Page 2 out of 24 «12345...»