v3.25.4
Financial assets at fair value through profit or loss - Summary of trading assets (Details) - EUR (€)
€ in Millions
Dec. 31, 2025
Dec. 31, 2024
Disclosure of fair value measurement of assets [line items]    
Trading assets € 55,730 € 72,897
Equity securities    
Disclosure of fair value measurement of assets [line items]    
Trading assets 21,272 20,717
- Debt securities    
Disclosure of fair value measurement of assets [line items]    
Trading assets 8,120 10,080
- Derivatives    
Disclosure of fair value measurement of assets [line items]    
Trading assets 24,346 29,805
Loans and receivables    
Disclosure of fair value measurement of assets [line items]    
Trading assets € 1,991 € 12,295