v3.26.1
Insurance business - Schedule of net finance income (expense) from insurance, participating investment and reinsurance contracts (Details) - GBP (£)
£ in Millions
6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Jun. 30, 2025
Disclosure of analysis of insurance revenue [line items]      
Net investment return on assets held to back insurance and investment contracts £ 16,152 £ 18,528 £ 5,316
Net finance expense from insurance, participating investment and reinsurance contracts (9,433) (11,785) (3,512)
Movement in third party interests in consolidated funds (1,124) (1,320) (634)
Change in non-participating investment contracts (5,403) (5,622) (1,171)
Net finance expense in respect of insurance and investment contracts (15,960) (18,727) (5,317)
Net investment return and finance result in respect of insurance and investment contracts 192 (199) (1)
Income (expense) from unit-linked and with-profit contracts, variable fee approach 9,890 11,583 3,426
Total life      
Disclosure of analysis of insurance revenue [line items]      
Net finance expense from insurance, participating investment and reinsurance contracts (9,431) (11,774) (3,509)
Total non-life      
Disclosure of analysis of insurance revenue [line items]      
Net finance expense from insurance, participating investment and reinsurance contracts (2) (11) (3)
Insurance contracts      
Disclosure of analysis of insurance revenue [line items]      
Net gains on financial assets and liabilities at fair value through profit or loss 9,687 11,905 3,537
Foreign exchange 201 (182) 140
Investment property gains (losses) 0 (5) 1
Net investment return on assets held to back insurance and participating investment contracts 9,888 11,718 3,678
Net investment return on assets held to back third party interests in consolidated funds 1,165 1,351 703
Net investment return on assets held to back non-participating investment contracts 5,099 5,459 935
Net investment return on assets held to back insurance and investment contracts 16,152 18,528 5,316
Net finance expense from insurance and participating investment contracts (9,431) (11,816) (3,535)
Insurance contracts | Total life      
Disclosure of analysis of insurance revenue [line items]      
Net gains on financial assets and liabilities at fair value through profit or loss 9,670 11,888 3,520
Foreign exchange 201 (182) 140
Investment property gains (losses) 0 (5) 1
Net investment return on assets held to back insurance and participating investment contracts 9,871 11,701 3,661
Net finance expense from insurance and participating investment contracts (9,429) (11,805) (3,532)
Insurance contracts | Total non-life      
Disclosure of analysis of insurance revenue [line items]      
Net gains on financial assets and liabilities at fair value through profit or loss 17 17 17
Foreign exchange 0 0 0
Investment property gains (losses) 0 0 0
Net investment return on assets held to back insurance and participating investment contracts 17 17 17
Net finance expense from insurance and participating investment contracts (2) (11) (3)
Reinsurance contracts held      
Disclosure of analysis of insurance revenue [line items]      
Net finance income (expense) from reinsurance contracts held (2) 31 23
Reinsurance contracts held | Total life      
Disclosure of analysis of insurance revenue [line items]      
Net finance income (expense) from reinsurance contracts held (2) 31 23
Reinsurance contracts held | Total non-life      
Disclosure of analysis of insurance revenue [line items]      
Net finance income (expense) from reinsurance contracts held £ 0 £ 0 £ 0