Company: BCDRF
Filing Date: 2025-07-31
Form Type: 6-K
Source: 0000891478-25-000113
Chunk: 92

Company: Banco Santander, S.A.
Filing Date: 2025-07-31
Form: 6-K
Chunk 92
---
                                         | — |     |                          | -66 |     |                               |      — |     |                      | — |     |                |      — |     |            |      — |     |                                                   |       — |     |                   |      — |     |                            |       — |     |                          |      — |     |      — |     |       |     -66 |
| Others increases or (-) decreases of the equity |     |             |     — |     |               |      — |     |                                         | — |     |                          | 120 |     |                               |      — |     |                      | — |     |                |   -510 |     |            |      — |     |                                                   |       — |     |                   |      — |     |                            |       — |     |                          |      — |     |    -16 |     |       |    -406 |
| Balance as at 30-06-2025                        |     |             | 7,443 |     |               | 38,492 |     |                                         | — |     |                          | 271 |     |                               | 91,954 |     |                      | — |     |                | -6,922 |     |            |     -5 |     |                                                   |   6,833 |     |                   |      — |     |                            | -37,565 |     |                          | -2,032 |     | 10,516 |     |       | 108,985 |

<div align='center'>The accompanying explanatory Notes 1 to 17 are an integral part of the condensed consolidated statement of changes in total equity

for the six-month period ended 30 June 2025.</div>

| 104 |     | January - June 2025 |

### GRUPO SANTANDER

### UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN TOTAL EQUITY
<div align='center'>FOR THE SIX-MONTH PERIODS ENDED 30 JUNE 2025 AND 2024

(EUR million)</div>

|                                                 |     | Capital     |       |     | Share premium |        |     | Equity instruments issued (not capital) |     |     | Other equity instruments |     |     | Accumulated retained earnings |        |     | Revaluation reserves |   |     | Other reserves |        |     | Own shares |        |     | Profit Attributable to shareholders