Company: BCDRF
Filing Date: 2025-10-29
Form Type: 6-K
Source: 0000891478-25-000138
Chunk: 1

Company: Banco Santander, S.A.
Filing Date: 2025-10-29
Form: 6-K
Chunk 1
---
                                         |     |   14 |     |            |           |           |                |           |           |
| Loan commitments granted                                                            |     |      |     |            |   310,866 |           |                |   302,861 |           |
| Financial guarantees granted                                                        |     |      |     |            |    16,819 |           |                |    16,901 |           |
| Other commitments granted                                                           |     |      |     |            |   158,744 |           |                |   134,493 |           |

<div align='center'>(*) Presented for comparison purposes only (see Note 1.e).

The accompanying explanatory Notes 1 to 17 are an integral part of the condensed consolidated balance sheet as at 30 September 2025.</div>

| 6 |     | January - September 2025 |

<div align='center'>Translation of interim condensed consolidated financial statements originally issued in Spanish and prepared in accordance with the regulatory financial reporting framework applicable to the Group in Spain (see Notes 1 and 17). In the event of a discrepancy, the Spanish-language version prevails.</div>

### GRUPO SANTANDER

### CONDENSED CONSOLIDATED INCOME STATEMENTS
<div align='center'>FOR THE NINE-MONTH PERIODS ENDED 30 SEPTEMBER 2025 AND 2024</div>

| (EUR million)                                                                                                    |     |   |     |      | (Debit) / Credit |         |                          |                               |         |        |
|                                                                                                                  |     |   |     | Note |                  |         | 01-01-2025 to 30-09-2025 | 01-01-2024 to 30-09-2024  (*) |         |        |
| Interest income                                                                                                  |     |   |     |      |                  |  76,325 |                          |                               |  81,638 |        |
| Financial assets at fair value through other comprehensive income                                                |     |   |     |      |                  |   4,140 |                          |                               |   4,880 |        |
| Financial assets at amortised cost                                                                               |     |   |     |      |                  |  58,116 |                          |                               |  60,431 |        |
| Other interest income                                                                                            |     |   |     |      |                  |  14,069 |