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Fair Value of Assets and Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2025
Fair Value Disclosures [Abstract] |
Schedule of Assets and Liabilities Measured at Fair Value |
Assets and liabilities measured at fair value
|  | September 30, 2025
($ in millions) |  | Quoted prices in active markets for identical assets (Level 1) |  | Significant other observable inputs (Level 2) |  | Significant unobservable inputs (Level 3) |  | Counterparty and cash collateral netting |  | Total
Assets |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 13,516 |  |  | $ | 9 |  |  | $ | — |  |  |  |  | $ | 13,525 |
Municipal |  | — |  |  | 6,223 |  |  | 3 |  |  |  |  | 6,226 |
Corporate - public |  | — |  |  | 21,853 |  |  | 34 |  |  |  |  | 21,887 |
Corporate - privately placed |  | — |  |  | 10,837 |  |  | 156 |  |  |  |  | 10,993 |
Foreign government |  | — |  |  | 1,435 |  |  | — |  |  |  |  | 1,435 |
ABS |  | — |  |  | 962 |  |  | 24 |  |  |  |  | 986 |
MBS |  | — |  |  | 2,045 |  |  | 89 |  |  |  |  | 2,134 |
Total fixed income securities |  | 13,516 |  |  | 43,364 |  |  | 306 |  |  |  |  | 57,186 |
Equity securities (1) |  | 4,570 |  |  | 367 |  |  | 310 |  |  |  |  | 5,247 |
Short-term investments |  | 3,543 |  |  | 5,191 |  |  | 9 |  |  |  |  | 8,743 |
Other investments |  | — |  |  | 14 |  |  | 1 |  |  | $ | (2) |  |  | 13 |
Other assets |  | 1 |  |  | — |  |  | 140 |  |  |  |  | 141 |
Total recurring basis assets |  | 21,630 |  |  | 48,936 |  |  | 766 |  |  | (2) |  |  | 71,330 |
Non-recurring basis |  | — |  |  | — |  |  | 100 |  |  |  |  | 100 |
Total assets at fair value |  | $ | 21,630 |  |  | $ | 48,936 |  |  | $ | 866 |  |  | $ | (2) |  |  | $ | 71,430 |
Investments reported at NAV |  |  |  |  |  |  |  |  |  | 838 |
Total |  |  |  |  |  |  |  |  |  | $ | 72,268 |
Liabilities |  |  |  |  |  |  |  |  |  |
Other liabilities |  | $ | — |  |  | $ | (31) |  |  | $ | (1) |  |  | $ | 30 |  |  | $ | (2) |
Total recurring basis liabilities |  | — |  |  | (31) |  |  | (1) |  |  | 30 |  |  | (2) |
Total liabilities at fair value |  | $ | — |  |  | $ | (31) |  |  | $ | (1) |  |  | $ | 30 |  |  | $ | (2) |
(1)Excludes $91 million of securities using the measurement alternative or the equity method of accounting.
Assets and liabilities measured at fair value
|  | December 31, 2024
($ in millions) |  | Quoted prices in active markets for identical assets (Level 1) |  | Significant other observable inputs (Level 2) |  | Significant unobservable inputs (Level 3) |  | Counterparty and cash collateral netting |  | Total
Assets |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 11,099 |  |  | $ | 9 |  |  | $ | — |  |  |  |  | $ | 11,108 |
Municipal |  | — |  |  | 8,840 |  |  | 2 |  |  |  |  | 8,842 |
Corporate - public |  | — |  |  | 21,211 |  |  | 22 |  |  |  |  | 21,233 |
Corporate - privately placed |  | — |  |  | 8,849 |  |  | 110 |  |  |  |  | 8,959 |
Foreign government |  | — |  |  | 1,364 |  |  | — |  |  |  |  | 1,364 |
ABS |  | — |  |  | 1,119 |  |  | 26 |  |  |  |  | 1,145 |
MBS |  | — |  |  | 8 |  |  | 88 |  |  |  |  | 96 |
Total fixed income securities |  | 11,099 |  |  | 41,400 |  |  | 248 |  |  |  |  | 52,747 |
Equity securities (1) |  | 3,600 |  |  | 306 |  |  | 407 |  |  |  |  | 4,313 |
Short-term investments |  | 2,016 |  |  | 2,516 |  |  | 5 |  |  |  |  | 4,537 |
Other investments |  | — |  |  | 21 |  |  | 1 |  |  | $ | (19) |  |  | 3 |
Other assets |  | — |  |  | — |  |  | 134 |  |  |  |  | 134 |
Assets held for sale |  | 241 |  |  | 1,536 |  |  | 7 |  |  |  |  | 1,784 |
Total recurring basis assets |  | 16,956 |  |  | 45,779 |  |  | 802 |  |  | (19) |  |  | 63,518 |
Non-recurring basis |  | — |  |  | — |  |  | 3 |  |  |  |  | 3 |
Total assets at fair value |  | $ | 16,956 |  |  | $ | 45,779 |  |  | $ | 805 |  |  | $ | (19) |  |  | $ | 63,521 |
Investments reported at NAV |  |  |  |  |  |  |  |  |  | 1,096 |
Total |  |  |  |  |  |  |  |  |  | $ | 64,617 |
Liabilities |  |  |  |  |  |  |  |  |  |
Other liabilities |  | $ | (1) |  |  | $ | (1) |  |  | $ | — |  |  | $ | 1 |  |  | $ | (1) |
Total recurring basis liabilities |  | (1) |  |  | (1) |  |  | — |  |  | 1 |  |  | (1) |
Total liabilities at fair value |  | $ | (1) |  |  | $ | (1) |  |  | $ | — |  |  | $ | 1 |  |  | $ | (1) |
(1)Excludes $150 million of preferred stock measured at cost.
Schedule of Rollforward of Level 3 Assets and Liabilities Held at Fair Value |
Rollforward of Level 3 assets and liabilities held at fair value during the three month period ended September 30, 2025
|  | Balance as of June 30, 2025 |  | Total gains (losses) included in: |  | Transfers |  |  |  |  |  |  |  |  |  |  |  | Balance as of September 30, 2025
($ in millions) |  |  | Net income |  | OCI |  | Into Level 3 |  | Out of Level 3 |  |  | Purchases |  | Sales |  |  |  | Settlements |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 3 |
Corporate - public |  | 35 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | (1) |  |  |  |  | — |  |  | 34 |
Corporate - privately placed |  | 109 |  |  | — |  |  | 1 |  |  | — |  |  | — |  |  |  |  | 48 |  |  | — |  |  |  |  | (2) |  |  | 156 |
ABS |  | 39 |  |  | — |  |  | — |  |  | — |  |  | (15) |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 24 |
MBS |  | 88 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | 2 |  |  | — |  |  |  |  | (1) |  |  | 89 |
Total fixed income securities |  | 273 |  |  | — |  |  | 1 |  |  | 1 |  |  | (15) |  |  |  |  | 50 |  |  | (1) |  |  |  |  | (3) |  |  | 306 |
Equity securities |  | 358 |  |  | (1) |  |  | — |  |  | — |  |  | (48) |  |  |  |  | 3 |  |  | (2) |  |  |  |  | — |  |  | 310 |
Short-term investments |  | 4 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | 6 |  |  | (1) |  |  |  |  | — |  |  | 9 |
Other investments |  | 1 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 1 |
Other assets |  | 137 |  |  | 3 |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 140 |
Total recurring Level 3 assets |  | 773 |  |  | 2 |  |  | 1 |  |  | 1 |  |  | (63) |  |  |  |  | 59 |  |  | (4) |  |  |  |  | (3) |  |  | 766 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other liabilities |  | (1) |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | (1) |
Total recurring Level 3 liabilities |  | $ | (1) |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | (1) |
Rollforward of Level 3 assets and liabilities held at fair value during the nine month period ended September 30, 2025
|  | Balance as of December 31, 2024 |  | Total gains (losses) included in: |  | Transfers |  |  |  |  |  |  |  |  |  |  |  | Balance as of September 30, 2025
($ in millions) |  |  | Net income |  | OCI |  | Into Level 3 |  | Out of Level 3 |  |  | Purchases |  | Sales |  |  |  | Settlements |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal |  | $ | 2 |  |  | $ | — |  |  | $ | — |  |  | $ | 1 |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 3 |
Corporate - public |  | 22 |  |  | (1) |  |  | 1 |  |  | — |  |  | (7) |  |  |  |  | 20 |  |  | (1) |  |  |  |  | — |  |  | 34 |
Corporate - privately placed |  | 110 |  |  | (1) |  |  | 2 |  |  | — |  |  | — |  |  |  |  | 48 |  |  | — |  |  |  |  | (3) |  |  | 156 |
ABS |  | 26 |  |  | — |  |  | — |  |  | 26 |  |  | (41) |  |  |  |  | 15 |  |  | — |  |  |  |  | (2) |  |  | 24 |
MBS |  | 88 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | 2 |  |  | — |  |  |  |  | (1) |  |  | 89 |
Total fixed income securities |  | 248 |  |  | (2) |  |  | 3 |  |  | 27 |  |  | (48) |  |  |  |  | 85 |  |  | (1) |  |  |  |  | (6) |  |  | 306 |
Equity securities |  | 407 |  |  | 29 |  |  | — |  |  | — |  |  | (48) |  |  |  |  | 8 |  |  | (86) |  |  |  |  | — |  |  | 310 |
Short-term investments |  | 5 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | 9 |  |  | (5) |  |  |  |  | — |  |  | 9 |
Other investments |  | 1 |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 1 |
Other assets |  | 134 |  |  | 6 |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | 140 |
Assets held for sale |  | 7 |  |  | — |  |  | 1 |  |  | — |  |  | — |  |  |  |  | — |  |  | (8) |  |  |  |  | — |  |  | — |
Total recurring Level 3 assets |  | 802 |  |  | 33 |  |  | 4 |  |  | 27 |  |  | (96) |  |  |  |  | 102 |  |  | (100) |  |  |  |  | (6) |  |  | 766 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | — |
Other liabilities |  | — |  |  | (1) |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | — |  |  |  |  | — |  |  | (1) |
Total recurring Level 3 liabilities |  | $ | — |  |  | $ | (1) |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | (1) |
Rollforward of Level 3 assets and liabilities held at fair value during the three month period ended September 30, 2024
|  | Balance as of June 30, 2024 |  | Total gains (losses) included in: |  | Transfers |  | Transfers (to) from held for sale |  |  |  |  |  |  |  |  |  | Balance as of September 30, 2024
($ in millions) |  |  | Net income |  | OCI |  | Into Level 3 |  | Out of Level 3 |  |  | Purchases |  | Sales |  |  |  | Settlements |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal |  | $ | 7 |  |  | $ | (2) |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | 5 |
Corporate - public |  | 30 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (7) |  |  | 5 |  |  | — |  |  |  |  | — |  |  | 28 |
Corporate - privately placed |  | 50 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 1 |  |  | — |  |  |  |  | — |  |  | 51 |
ABS and MBS |  | 71 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 27 |  |  | — |  |  |  |  | (1) |  |  | 97 |
Total fixed income securities |  | 158 |  |  | (2) |  |  | — |  |  | — |  |  | — |  |  | (7) |  |  | 33 |  |  | — |  |  |  |  | (1) |  |  | 181 |
Equity securities |  | 393 |  |  | 12 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 5 |  |  | (2) |  |  |  |  | — |  |  | 408 |
Short-term investments |  | 1 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 1 |  |  | — |  |  |  |  | — |  |  | 2 |
Other investments |  | 2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | 2 |
Other assets |  | 121 |  |  | 2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | 123 |
Assets held for sale |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 7 |  |  | — |  |  | — |  |  |  |  | — |  |  | 7 |
Total recurring Level 3 assets |  | 675 |  |  | 12 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 39 |  |  | (2) |  |  |  |  | (1) |  |  | 723 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total recurring Level 3 liabilities |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |
Rollforward of Level 3 assets and liabilities held at fair value during the nine month period ended September 30, 2024
|  | Balance as of December 31, 2023 |  | Total gains (losses) included in: |  | Transfers |  | Transfers (to) from held for sale |  |  |  |  |  |  |  |  |  | Balance as of September 30, 2024
($ in millions) |  |  | Net income |  | OCI |  | Into Level 3 |  | Out of Level 3 |  |  | Purchases |  | Sales |  |  |  | Settlements |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Municipal |  | $ | 11 |  |  | $ | (2) |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | (2) |  |  |  |  | $ | (2) |  |  | $ | 5 |
Corporate - public |  | 26 |  |  | 1 |  |  | 1 |  |  | — |  |  | — |  |  | (7) |  |  | 16 |  |  | (9) |  |  |  |  | — |  |  | 28 |
Corporate - privately placed |  | 58 |  |  | (6) |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 1 |  |  | (2) |  |  |  |  | — |  |  | 51 |
ABS and MBS |  | 58 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 41 |  |  | — |  |  |  |  | (2) |  |  | 97 |
Total fixed income securities |  | 153 |  |  | (7) |  |  | 1 |  |  | — |  |  | — |  |  | (7) |  |  | 58 |  |  | (13) |  |  |  |  | (4) |  |  | 181 |
Equity securities |  | 402 |  |  | 18 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 14 |  |  | (26) |  |  |  |  | — |  |  | 408 |
Short-term investments |  | 1 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 22 |  |  | (20) |  |  |  |  | (1) |  |  | 2 |
Other investments |  | 2 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | 2 |
Other assets |  | 118 |  |  | 5 |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  |  |  | — |  |  | 123 |
Assets held for sale |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 7 |  |  | — |  |  | — |  |  |  |  | — |  |  | 7 |
Total recurring Level 3 assets |  | 676 |  |  | 16 |  |  | 1 |  |  | — |  |  | — |  |  | — |  |  | 94 |  |  | (59) |  |  |  |  | (5) |  |  | 723 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total recurring Level 3 liabilities |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  |  |  | $ | — |  |  | $ | — |
Total Level 3 gains (losses) included in net income
|  | Three months ended September 30, |  | Nine months ended September 30,
($ in millions) |  | 2025 |  | 2024 |  | 2025 |  | 2024
Net investment income |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | 1 |
Net gains (losses) on investments and derivatives |  | (2) |  |  | 10 |  |  | 25 |  |  | 10 |
Operating costs and expenses |  | 3 |  |  | 2 |  |  | 6 |  |  | 5 |
Schedule of Valuation Changes Included in Net Income and OCI for Level 3 Assets and Liabilities |
Valuation changes included in net income and OCI for Level 3 assets and liabilities still held
|  | Three months ended September 30, |  | Nine months ended September 30,
($ in millions) |  | 2025 |  | 2024 |  | 2025 |  | 2024
Assets |  |  |  |  |  |  |  |
Fixed income securities: |  |  |  |  |  |  |  |
Municipal |  | $ | — |  |  | $ | (2) |  |  | $ | — |  |  | $ | (2) |
Corporate - public |  | — |  |  | — |  |  | (1) |  |  | 1 |
Corporate - privately placed |  | — |  |  | — |  |  | — |  |  | (6) |
Total fixed income securities |  | — |  |  | (2) |  |  | (1) |  |  | (7) |
Equity securities |  | (2) |  |  | 12 |  |  | 27 |  |  | 23 |
Other assets |  | 3 |  |  | 2 |  |  | 6 |  |  | 5 |
Total recurring Level 3 assets |  | $ | 1 |  |  | $ | 12 |  |  | $ | 32 |  |  | $ | 21 |
Liabilities |  |  |  |  |  |  |  |
Other liabilities |  | $ | — |  |  | $ | — |  |  | $ | (1) |  |  | $ | — |
Total recurring Level 3 liabilities |  | — |  |  | — |  |  | (1) |  |  | — |
Total included in net income |  | $ | 1 |  |  | $ | 12 |  |  | $ | 31 |  |  | $ | 21 |
Components of net income |  |  |  |  |  |  |  |
Net investment income |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |  |  | $ | 1 |
Net gains (losses) on investments and derivatives |  | (3) |  |  | 10 |  |  | 24 |  |  | 15 |
Operating costs and expenses |  | 3 |  |  | 2 |  |  | 6 |  |  | 5 |
Total included in net income |  | $ | 1 |  |  | $ | 12 |  |  | $ | 31 |  |  | $ | 21 |
Assets |  |  |  |  |  |  |  |
Corporate - public |  | $ | — |  |  | $ | — |  |  | $ | 1 |  |  | $ | 1 |
Corporate - privately placed |  | 1 |  |  | — |  |  | 2 |  |  | — |
Changes in unrealized net capital gains and losses reported in OCI |  | $ | 1 |  |  | $ | — |  |  | $ | 3 |  |  | $ | 1 |
Schedule of Financial Instruments Not Carried at Fair Value |
Financial instruments not carried at fair value
($ in millions) |  |  |  | September 30, 2025 |  | December 31, 2024
Financial assets |  | Fair value level |  | Amortized cost, net (1) |  | Fair value |  | Amortized cost, net (1) |  | Fair value
Mortgage loans |  | Level 3 |  | $ | 831 |  |  | $ | 818 |  |  | $ | 784 |  |  | $ | 746 |
Bank loans |  | Level 3 |  | 383 |  |  | 394 |  |  | 201 |  |  | 207 |
Financial liabilities |  | Fair value level |  | Carrying value (1) |  | Fair value |  | Carrying value (1) |  | Fair value
Debt |  | Level 2 |  | $ | 8,089 |  |  | $ | 7,997 |  |  | $ | 8,085 |  |  | $ | 7,740 |
Liability for collateral |  | Level 2 |  | 1,859 |  |  | 1,859 |  |  | 2,041 |  |  | 2,041 |
Liabilities held for sale |  | Level 3 |  | — |  |  | — |  |  | 40 |  |  | 40 |
(1)Represents the amounts reported on the Condensed Consolidated Statements of Financial Position.

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- Definition Tabular disclosure of the amount of gains or losses for the period included in earnings or resulted in a change to net assets, have arisen from the use of significant unobservable inputs (level 3) to measure the fair value of assets, liabilities, and financial instruments classified in shareholders' equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 102 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-102 + Details
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