| Rollforward of Common Stock Outstanding |
The following table presents a rollforward of outstanding shares: | | | | | | | | | | | | | | Nine Months Ended September 30, 2026 | Common Stock Issued | Treasury Stock | Common Stock Outstanding | | (in millions) | | Shares, beginning of year | 1,906.7 | | (1,368.5) | | 538.2 | | | Shares issued | — | | 2.5 | | 2.5 | | | Shares repurchased | — | | (22.0) | | (22.0) | | | Shares, end of period | 1,906.7 | | (1,388.0) | | 518.7 | |
|
| Schedule of Accumulated Other Comprehensive Income (Loss) |
The following table presents a rollforward of Accumulated other comprehensive income (loss): | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (in millions) | Unrealized Appreciation (Depreciation) of Fixed Maturity Securities on Which Allowance for Credit Losses Was Taken | Unrealized Appreciation (Depreciation) of All Other Investments | | Change in the discount rates used to measure traditional and limited payment long-duration insurance contracts | Foreign Currency Translation Adjustments | Retirement Plan Liabilities Adjustment | | | Total | | Balance, June 30, 2026, net of tax | $ | (3) | | $ | (1,881) | | | | $ | 96 | | $ | (3,113) | | $ | (705) | | | | $ | (5,606) | | Change in unrealized appreciation (depreciation) of investments | | 5 | | | (2,051) | | | | | — | | | — | | | — | | | | | (2,046) | | | Change in other | | — | | | 5 | | | | | — | | | — | | | — | | | | | 5 | | | Change in discount rates | | — | | | — | | | | | 15 | | | — | | | — | | | | | 15 | | | | | | | | | | | | | | | | | | | Change in foreign currency translation adjustments | | — | | | — | | | | | — | | | 78 | | | — | | | | | 78 | | Change in net actuarial loss | | — | | | — | | | | | — | | | — | | | 7 | | | | | 7 | | Change in prior service cost | | — | | | — | | | | | — | | | — | | | 1 | | | | | 1 | | Change in deferred tax asset (liability) | | (1) | | | 86 | | | | | (3) | | | 12 | | | (2) | | | | | 92 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total other comprehensive income (loss) | 4 | | | (1,960) | | | | | 12 | | | 90 | | | 6 | | | | | (1,848) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance, September 30, 2026, net of tax | $ | 1 | | $ | (3,841) | | | | $ | 108 | | $ | (3,023) | | $ | (699) | | | | $ | (7,454) | | | | | | | | | | | | | | | | | | | | Balance, June 30, 2025, net of tax | $ | (6) | | $ | (1,951) | | | | $ | 75 | | $ | (2,899) | | $ | (767) | | | | $ | (5,548) | | Change in unrealized appreciation (depreciation) of investments | | — | | | 543 | | | | | — | | | — | | | — | | | | | 543 | | | Change in other | | — | | | 20 | | | | | — | | | — | | | — | | | | | 20 | | | | | | | | | | | | | | | | | | | | Change in discount rates | | — | | | — | | | | | 7 | | | — | | | — | | | | | 7 | | | | | | | | | | | | | | | | | | | Change in foreign currency translation adjustments | | — | | | — | | | | | — | | | (52) | | | — | | | | | (52) | | Change in net actuarial loss | | — | | | — | | | | | — | | | — | | | 8 | | | | | 8 | | Change in prior service cost | | — | | | — | | | | | — | | | — | | | 1 | | | | | 1 | | Change in deferred tax asset (liability) | | — | | | (16) | | | | | (2) | | | (4) | | | (3) | | | | | (25) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total other comprehensive income (loss) | — | | | 547 | | | | | 5 | | | (56) | | | 6 | | | | | 502 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance, September 30, 2025, net of tax | $ | (6) | | $ | (1,404) | | | | $ | 80 | | $ | (2,955) | | $ | (761) | | | | $ | (5,046) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance, December 31, 2025, net of tax | $ | (3) | | $ | (1,373) | | | | $ | 87 | | $ | (2,981) | | $ | (717) | | | | $ | (4,987) | | Change in unrealized appreciation (depreciation) of investments | | 5 | | | (2,615) | | | | | — | | | — | | | — | | | | | (2,610) | | | Change in other | | — | | | (15) | | | | | — | | | — | | | — | | | | | (15) | | | | | | | | | | | | | | | | | | | | Change in discount rates | | — | | | — | | | | | 28 | | | — | | | — | | | | | 28 | | | | | | | | | | | | | | | | | | | | Change in foreign currency translation adjustments | | — | | | — | | | | | — | | | (45) | | | — | | | | | (45) | | | Change in net actuarial loss | | — | | | — | | | | | — | | | — | | | 21 | | | | | 21 | | Change in prior service cost | | — | | | — | | | | | — | | | — | | | 3 | | | | | 3 | | | Change in deferred tax asset (liability) | | (1) | | | 162 | | | | | (7) | | | 3 | | | (6) | | | | | 151 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total other comprehensive income (loss) | 4 | | | (2,468) | | | | | 21 | | | (42) | | | 18 | | | | | (2,467) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance, September 30, 2026, net of tax | $ | 1 | | $ | (3,841) | | | | $ | 108 | | $ | (3,023) | | $ | (699) | | | | $ | (7,454) | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Balance, December 31, 2024, net of tax | $ | (4) | | $ | (2,868) | | | | $ | 68 | | $ | (3,521) | | $ | (774) | | | | $ | (7,099) | | | Change in unrealized appreciation (depreciation) of investments | | (3) | | | 1,373 | | | | | — | | | — | | | — | | | | | 1,370 | | | Change in other | | — | | | 17 | | | | | — | | | — | | | — | | | | | 17 | | | | | | | | | | | | | | | | | | | | Change in discount rates | | — | | | — | | | | | 16 | | | — | | | — | | | | | 16 | | | | | | | | | | | | | | | | | | | | Change in foreign currency translation adjustments | | — | | | — | | | | | — | | | 537 | | | — | | | | | 537 | | | Change in net actuarial loss | | — | | | — | | | | | — | | | — | | | 18 | | | | | 18 | | | Change in prior service cost | | — | | | — | | | | | — | | | — | | | 1 | | | | | 1 | | Change in deferred tax asset (liability) | | 1 | | | 74 | | | | | (4) | | | 30 | | | (6) | | | | | 95 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Total other comprehensive income (loss) | (2) | | | 1,464 | | | | | 12 | | | 567 | | | 13 | | | | | 2,054 | | | | | | | | | | | | | | | | | | | | Less: Noncontrolling interests | | — | | | — | | | | | — | | | 1 | | | — | | | | | 1 | | | Balance, September 30, 2025, net of tax | $ | (6) | | $ | (1,404) | | | | $ | 80 | | $ | (2,955) | | $ | (761) | | | | $ | (5,046) | |
|
| Schedule of Other Comprehensive Income (Loss) Reclassification Adjustments |
The following table presents the other comprehensive income (loss) reclassification adjustments for the three and nine months ended September 30, 2026 and 2025, respectively: | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (in millions) | Unrealized Appreciation (Depreciation) of Fixed Maturity Securities on Which Allowance for Credit Losses Was Taken | Unrealized Appreciation (Depreciation) of All Other Investments | | Change in the discount rates used to measure traditional and limited payment long-duration insurance contracts | Foreign Currency Translation Adjustments | Retirement Plan Liabilities Adjustment | | | Total | | Three Months Ended September 30, 2026 | | | | | | | | | | | | | | | | | | Unrealized change arising during period | $ | — | | $ | (2,220) | | | | $ | 15 | | $ | 78 | | $ | (3) | | | | $ | (2,130) | | | Less: Reclassification adjustments included in net income | | (5) | | | (174) | | | | | — | | | — | | | (11) | | | | | (190) | | | Total other comprehensive income (loss), before income tax expense (benefit) | | 5 | | | (2,046) | | | | | 15 | | | 78 | | | 8 | | | | | (1,940) | | | Less: Income tax expense (benefit) | | 1 | | | (86) | | | | | 3 | | | (12) | | | 2 | | | | | (92) | | | Total other comprehensive income (loss), net of income tax expense (benefit) | $ | 4 | | $ | (1,960) | | | | $ | 12 | | $ | 90 | | $ | 6 | | | | $ | (1,848) | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, 2025 | | | | | | | | | | | | | | | | | | Unrealized change arising during period | $ | — | | $ | 461 | | | | $ | 7 | | $ | (52) | | $ | — | | | | $ | 416 | | Less: Reclassification adjustments included in net income | | — | | | (102) | | | | | — | | | — | | | (9) | | | | | (111) | | | Total other comprehensive income (loss), before income tax expense (benefit) | | — | | | 563 | | | | | 7 | | | (52) | | | 9 | | | | | 527 | | | Less: Income tax expense (benefit) | | — | | | 16 | | | | | 2 | | | 4 | | | 3 | | | | | 25 | | | Total other comprehensive income (loss), net of income tax expense (benefit) | $ | — | | $ | 547 | | | | $ | 5 | | $ | (56) | | $ | 6 | | | | $ | 502 | |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended September 30, 2026 | | | | | | | | | | | | | | | | | | Unrealized change arising during period | $ | — | | $ | (2,997) | | | | $ | 28 | | $ | (45) | | $ | (2) | | | | $ | (3,016) | | | Less: Reclassification adjustments included in net income | | (5) | | | (367) | | | | | — | | | — | | | (26) | | | | | (398) | | | Total other comprehensive income (loss), before income tax expense (benefit) | | 5 | | | (2,630) | | | | | 28 | | | (45) | | | 24 | | | | | (2,618) | | | Less: Income tax expense (benefit) | | 1 | | | (162) | | | | | 7 | | | (3) | | | 6 | | | | | (151) | | | Total other comprehensive income (loss), net of income tax expense (benefit) | $ | 4 | | $ | (2,468) | | | | $ | 21 | | $ | (42) | | $ | 18 | | | | $ | (2,467) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Nine Months Ended September 30, 2025 | | | | | | | | | | | | | | | | | | Unrealized change arising during period | $ | (3) | | $ | 875 | | | | $ | 16 | | $ | 537 | | $ | (5) | | | | $ | 1,420 | | | Less: Reclassification adjustments included in net income | | — | | | (515) | | | | | — | | | — | | | (24) | | | | | (539) | | | Total other comprehensive income (loss), before income tax expense (benefit) | | (3) | | | 1,390 | | | | | 16 | | | 537 | | | 19 | | | | | 1,959 | | | Less: Income tax expense (benefit) | | (1) | | | (74) | | | | | 4 | | | (30) | | | 6 | | | | | (95) | | | Total other comprehensive income (loss), net of income tax expense (benefit) | $ | (2) | | $ | 1,464 | | | | $ | 12 | | $ | 567 | | $ | 13 | | | | $ | 2,054 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
|