Company: BCDRF
Filing Date: 2025-04-30
Form Type: 6-K
Source: 0000891478-25-000078
Chunk: 12

Company: Banco Santander, S.A.
Filing Date: 2025-04-30
Form: 6-K
Chunk 12
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-on-year. These results do not fully reflect the underlying business performance due to the different accounting of the aforementioned temporary levy in 2024 and tax in 2025 .

| January - March2025 |     | 11 |

| Key consolidated data 
 Business model        |     | Group financial information |     | Financial information by segment |     | Sustainability       
 Corporate governance |     | Appendix |     | Index |
|                       |     | Underlying income statement |     |                                  |     |                      |     |          |     |       |

| UNDERLYING INCOME STATEMENT |     |                                                                                                                        |     |               |     |         |     |          |     |                 |     |       |
|                             |     | →Fourth consecutive quarter of record profitboosted by solid performance in our global businesses.                     
 →Efficiency improvement and profitable growth,supported by the operational leverage resulting from ONE Transformation. 
 →Risk indicatorswere robust, supported by good risk management and low unemployment.                                   |     |               |     |         |     |          |     |                 |     |       |
|                             |     | Attributable profit                                                                                                    |     |               |     |         |     |          |     | RoTE (post-AT1) |     | RoRWA |
|                             |     | EUR 3,402 million                                                                                                      |     | +19% in euros |     |         |     |          |     | 15.8%           |     | 2.34% |
|                             |     | +24% in constant euros                                                                                                 |     |               |     | +1.7 pp |     | +0.4  pp |     |                 |     |       |
|                             |     | Note: changes vs. Q1 2024.                                                                                             |     |               |     |         |     |          |     |                 |     |       |

Results performance compared to Q1 2024

The Group presents, both at the total Group level and for each of the business units, the changes in euros registered in the income statement, as well as variations excluding the exchange rate effect (i.e. in constant euros, except for Argentina and any grouping which includes it), understanding that the latter provide a better analysis of the Group’s management. For further information, see the 'Alternative performance measures' section in the appendix to this report.

At the Group level, exchange rates had a negative impact of 3.8 pp on total income and