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v3.26.1

Related parties (Tables) | 12 Months Ended
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Dec. 31, 2025
Related party transactions [abstract] |
Schedule of related party transactions | Following below is the balance sheet balances and amounts of the Group's income statement corresponding to operations with the parties related to it, distinguishing between associates and joint ventures, members of the Bank's board of directors, the Bank's senior management, and other related parties. Related-party transactions were made on terms equivalent to those that prevail in arm's-length transactions or, when this was not the case, the related compensation in kind was recognized.
EUR million
| 2025
| Associates and joint ventures | Members of the board of directors | Senior Management | Other related parties
Assets | 10,491 |  | — |  | 18 |  | 295 |
Cash, cash balances at central banks and other deposits on demand | 2 |  | — |  | — |  | — |
Loans and advances: credit institutions | 286 |  | — |  | — |  | — |
Loans and advances: customers | 9,835 |  | — |  | 18 |  | 274 |
Debt securities | 160 |  | — |  | — |  | 2 |
Others | 208 |  | — |  | — |  | 19 |
Liabilities | 2,978 |  | 10 |  | 5 |  | 376 |
Financial liabilities: credit institutions | 26 |  | — |  | — |  | — |
Financial liabilities: customers | 2,761 |  | 10 |  | 5 |  | 376 |
Marketable debt securities | — |  | — |  | — |  | — |
Others | 191 |  | — |  | — |  | — |
Income statement | 1,724 |  | — |  | — |  | 7 |
Interest income | 441 |  | — |  | — |  | 8 |
Interest expense | (119) |  | — |  | — |  | (4) |
Gains/losses on financial assets and liabilities and others | (53) |  | — |  | — |  | — |
Commission income | 1,546 |  | — |  | — |  | 4 |
Commission expense | (91) |  | — |  | — |  | (1) |
Other | 3,732 |  | 4 |  | 3 |  | 189 |
Financial guarantees granted and Others | 11 |  | 3 |  | 2 |  | 61 |
Loan commitments and Other commitments granted | 335 |  | 1 |  | 1 |  | 38 |
Derivative financial instruments | 3,386 |  | — |  | — |  | 90 |
EUR million
| 2024
| Associates and joint ventures | Members of the board of directors | Senior Management | Other related parties
Assets | 10,783 |  | — |  | 14 |  | 226 |
Cash, cash balances at central banks and other deposits on demand | 163 |  | — |  | — |  | — |
Loans and advances: credit institutions | 407 |  | — |  | — |  | — |
Loans and advances: customers | 9,750 |  | — |  | 14 |  | 221 |
Debt securities | 229 |  | — |  | — |  | 5 |
Others | 234 |  | — |  | — |  | — |
Liabilities | 3,243 |  | 9 |  | 7 |  | 292 |
Financial liabilities: credit institutions | 228 |  | — |  | — |  | — |
Financial liabilities: customers | 2,810 |  | 9 |  | 7 |  | 292 |
Marketable debt securities | — |  | — |  | — |  | — |
Others | 205 |  | — |  | — |  | — |
Income statement | 1,776 |  | — |  | — |  | 4 |
Interest income | 508 |  | — |  | — |  | 9 |
Interest expense | (153) |  | — |  | — |  | (5) |
Gains/losses on financial assets and liabilities and others | (11) |  | — |  | — |  | — |
Commission income | 1,535 |  | — |  | — |  | 1 |
Commission expense | (103) |  | — |  | — |  | (1) |
Other | 4,712 |  | 4 |  | 3 |  | 216 |
Financial guarantees granted and Others | 18 |  | 3 |  | 2 |  | 64 |
Loan commitments and Other commitments granted | 317 |  | 1 |  | 1 |  | 20 |
Derivative financial instruments | 4,377 |  | — |  | — |  | 132 |
EUR million
| 2023
| Associates and joint ventures | Members of the board of directors | Senior Management | Other related parties
Assets | 10,497 |  | — |  | 12 |  | 186 |
Cash, cash balances at central banks and other deposits on demand | 154 |  | — |  | — |  | — |
Loans and advances: credit institutions | 405 |  | — |  | — |  | — |
Loans and advances: customers | 9,275 |  | — |  | 12 |  | 185 |
Debt securities | 391 |  | — |  | — |  | 1 |
Others | 272 |  | — |  | — |  | — |
Liabilities | 2,480 |  | 14 |  | 5 |  | 150 |
Financial liabilities: credit institutions | 463 |  | — |  | — |  | — |
Financial liabilities: customers | 1,727 |  | 14 |  | 5 |  | 150 |
Marketable debt securities | — |  | — |  | — |  | — |
Others | 290 |  | — |  | — |  | — |
Income statement | 1,698 |  | — |  | — |  | 11 |
Interest income | 427 |  | — |  | — |  | 9 |
Interest expense | (149) |  | — |  | — |  | (1) |
Gains/losses on financial assets and liabilities and others | 43 |  | — |  | — |  | — |
Commission income | 1,499 |  | — |  | — |  | 3 |
Commission expense | (122) |  | — |  | — |  | — |
Other | 4,189 |  | 3 |  | 2 |  | 1,094 |
Financial guarantees granted and Others | 10 |  | 2 |  | 1 |  | 861 |
Loan commitments and Other commitments granted | 274 |  | 1 |  | 1 |  | 9 |
Derivative financial instruments | 3,905 |  | — |  | — |  | 224 |

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- Definition The disclosure of transactions between the entity and its related parties. [Refer: Total for all related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 24 -IssueDate 2025-01-01 -Paragraph 18 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=24&code=ifrs-tx-2025-en-r&anchor=para_18&doctype=Standard -URIDate 2025-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 230 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_230&doctype=Standard -URIDate 2025-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Note Effective 2027-01-01 -Name IFRS -Number 19 -IssueDate 2025-01-01 -Paragraph 230 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=19&code=ifrs-tx-2025-en-r&anchor=para_230&doctype=Standard -URIDate 2025-03-27 + Details
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- References No definition available. + Details
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