v3.25.4
Fair value of financial instruments - Disclosure of comparison of carrying amounts and fair values for assets and liabilities not held at fair value (Details) - GBP (£)
£ in Millions
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Financial assets      
Debt securities at amortised cost £ 55,153 £ 50,227  
Loans and advances at amortised cost 150,786 144,827  
Reverse repurchase agreements and other similar secured lending 17,662 3,393  
Assets included in disposal group classified as held for sale 5,932 9,854  
Financial liabilities      
Deposits at amortised cost (344,751) (319,376)  
Repurchase agreements and other similar secured borrowing (18,651) (29,397)  
Debt securities in issue (57,229) (35,803)  
Subordinated liabilities (45,239) (41,875) £ (35,903)
Liabilities included in disposal groups classified as held for sale 0 (3,726)  
Not held at fair value      
Financial assets      
Debt securities at amortised cost 54,165 49,400  
Loans and advances at amortised cost 152,780 146,369  
Reverse repurchase agreements and other similar secured lending 17,662 3,393  
Assets included in disposal group classified as held for sale 6,065 9,628  
Financial liabilities      
Deposits at amortised cost (344,803) (319,135)  
Repurchase agreements and other similar secured borrowing (18,651) (29,397)  
Debt securities in issue (57,170) (35,745)  
Subordinated liabilities (47,511) (43,030)  
Liabilities included in disposal groups classified as held for sale 0 (3,647)  
Not held at fair value | Level 1      
Financial assets      
Debt securities at amortised cost 31,675 18,307  
Loans and advances at amortised cost 7,365 6,791  
Reverse repurchase agreements and other similar secured lending 0 0  
Assets included in disposal group classified as held for sale 0 0  
Financial liabilities      
Deposits at amortised cost (215,669) (203,393)  
Repurchase agreements and other similar secured borrowing 0 0  
Debt securities in issue 0 0  
Subordinated liabilities 0 0  
Liabilities included in disposal groups classified as held for sale 0 0  
Not held at fair value | Level 2      
Financial assets      
Debt securities at amortised cost 19,043 29,509  
Loans and advances at amortised cost 67,077 67,601  
Reverse repurchase agreements and other similar secured lending 17,662 3,393  
Assets included in disposal group classified as held for sale 0 3,520  
Financial liabilities      
Deposits at amortised cost (128,205) (115,172)  
Repurchase agreements and other similar secured borrowing (18,651) (29,397)  
Debt securities in issue (56,343) (34,612)  
Subordinated liabilities (46,850) (42,189)  
Liabilities included in disposal groups classified as held for sale 0 (3,647)  
Not held at fair value | Level 3      
Financial assets      
Debt securities at amortised cost 3,447 1,584  
Loans and advances at amortised cost 78,338 71,977  
Reverse repurchase agreements and other similar secured lending 0 0  
Assets included in disposal group classified as held for sale 6,065 6,108  
Financial liabilities      
Deposits at amortised cost (929) (570)  
Repurchase agreements and other similar secured borrowing 0 0  
Debt securities in issue (827) (1,133)  
Subordinated liabilities (661) (841)  
Liabilities included in disposal groups classified as held for sale 0 0  
Carrying amount      
Financial assets      
Debt securities at amortised cost 55,153 50,227  
Loans and advances at amortised cost 150,786 144,827  
Reverse repurchase agreements and other similar secured lending 17,662 3,393  
Assets included in disposal group classified as held for sale 5,801 9,544  
Financial liabilities      
Deposits at amortised cost (344,751) (319,376)  
Repurchase agreements and other similar secured borrowing (18,651) (29,397)  
Debt securities in issue (57,229) (35,803)  
Subordinated liabilities (45,239) (41,875)  
Liabilities included in disposal groups classified as held for sale £ 0 £ (3,647)