Company: BCDRF
Filing Date: 2025-10-29
Form Type: 6-K
Source: 0000891478-25-000132
Chunk: 38

Company: Banco Santander, S.A.
Filing Date: 2025-10-29
Form: 6-K
Chunk 38
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 523 |         |     |  1,409 |        |     |    237 |               |     |   -273 |            |     |   -320 |                                              |
| TOTAL GROUP                                   |     | 34,682 |              |     | 9,666 |         |     | 46,185 |        |     | 26,923 |               |     | 14,427 |            |     |  9,309 |                                              |

| January - September2025 |     | 31 |

| Significant events    
 Key consolidated data 
 Business model        |     | Group financial information |     | Financial information by segment |     | Sustainability       
 Corporate governance |     | Appendix |     | Index |

| RETAIL                                                                                                                                                                                                                                                                                                                       |     | Underlying attributable profit |     | EUR 5,670 mn |
| →We continued to drive ourONE Transformationprogrammeto support our vision of becoming adigital bank with branches, through the implementation of a common operating model and the rollout of our global technological platform.                                                                                             
 →Loanswere stable in constant euros year-on-year, as an increase in mortgage portfolio offset a decline in SMEs.Depositsrose 4% in constant euros, with widespread positive dynamics, andmutual fundsgrew 19%.                                                                                                               
 →Attributable profit reached EUR 5,670 million, up 5% year-on-year and +9% in constant euros, driven by positive net fee income due to good commercial dynamics, lower net loan-loss provisions in line with our prudent credit risk management and cost control, supported by efficiencies from our common operating model. |     |                                |     |              |

Strategy

In Q3 2025, we continued consolidating our vision of being a digital bank with branches, leveraging our unique model that combines the Group's global scale and local presence.

We are successfully executing on our strategic business priorities:

•

#### Transformation of our operating model
based on three pillars:

•

#### Customer experience
. We continued to drive product digitalization and optimize customer journeys, resulting in double-digit year-on-year growth in digital sales. Notable initiatives include the launch of the new app in Brazil and we are preparing its roll out across more countries, driving an enhanced experience through digital channels and global consistency. In addition, we continued to implement the new branch and WorkCafé model, with new openings in the UK and Brazil, strengthening our omnichannel offering.

•

#### Operational leverage
. We continued to simplify and automate