Company: BCDRF
Filing Date: 2025-07-31
Form Type: 6-K
Source: 0000891478-25-000113
Chunk: 71

Company: Banco Santander, S.A.
Filing Date: 2025-07-31
Form: 6-K
Chunk 71
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     |        | 5,321 |     |       |     7.8 |
| Number of active customers (thousands)       |     |  3,666 |       |     |        |       |     |       |     0.6 |     |        | 3,666 |     |       |     2.1 |

1. Includes exchange differences.

2. Excluding reverse repos.

3. Excluding repos.

4. In Argentina, we have included the CartaSur points of sale and the banking service points in June 2025 figures and all previous periods.

#### January - June202575
| Significant events    
 Key consolidated data 
 Business model        |     | Group financial information |     | Financial information by segment |     | Sustainability       
 Corporate governance |     | Appendix               |     | Index |
|                       |     |                             |     |                                  |     |                      |     | Information by segment |     |       |

| Rest of the Group                            |     |        |       |     |       |   |     |       |            |     |        |       |     |       |   |     |       |            |
| EUR million                                  |     |        |       |     |       |   |     |       |            |     |        |       |     |       |   |     |       |            |
|                                              |     |        |       |     |       | / |     |       | Q1'25      |     |        |       |     |       | / |     |       | H1'24      |
| Underlying income statement                  |     |        | Q2'25 |     |       | % |     |       | % excl. FX |     |        | H1'25 |     |       | % |     |       | % excl. FX |
| Net interest income                          |     |    272 |       |     |   8.8 |   |     |  14.3 |            |     |    522 |       |     |  37.7 |   |     |  46.9 |            |
| Net fee income                               |     |    224 |       |     |   9.2 |   |     |  13.2 |            |     |    428 |       |     |  25.1 |   |     |  28.4 |            |
| Gains (