BANCO SANTANDER, S.A. «12345...» Page 3 out of 24 16/05/2024 16:04 BANCO SANTANDER, S.A. On financial instruments Santander announces the final results of the invitation to purchase its outstanding €1,500,000,000 4.75 per cent. Non-Step-Up Non-Cumulative Contingent Convertible Perpetual Preferred Tier 1 Securities Register number: 28696 14/05/2024 12:30 BANCO SANTANDER, S.A. Other relevant information Statement: Unauthorized access to a Santander database hosted by a third-party provider Register number: 28660 08/05/2024 12:01 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 26 April and 7 May under the buyback programme Register number: 28506 07/05/2024 21:51 BANCO SANTANDER, S.A. On financial instruments Santander announces the Maximum Acceptance Amount related to the invitation to purchase its outstanding €1,500,000,000 4.75 per cent. Non-Step-Up Non-Cumulative Contingent Convertible Perpetual Preferred Tier 1 Securities Register number: 28485 26/04/2024 12:23 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 18 and 25 April under the buyback programme Register number: 28274 23/04/2024 12:01 BANCO SANTANDER, S.A. On business and financial situation Notice of First Quarter 2024 Results presentation on 30 April 2024 Register number: 28145 18/04/2024 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 11 and 17 April under the buyback programme Register number: 28077 11/04/2024 12:02 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 3 and 10 April under the buyback programme Register number: 27981 03/04/2024 12:04 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 21 March and 2 April under the buyback programme Register number: 27812 22/03/2024 15:18 BANCO SANTANDER, S.A. Announcement of general shareholders’ meeting Certificate of resolutions of the Ordinary General Shareholders' Meeting held today Register number: 27654 Page 3 out of 24 «12345...»