v3.25.2
Reserve for Property and Casualty Insurance Claims and Claims Expense (Tables)
 6 Months Ended
Jun. 30, 2025
Reserve for Property-Liability Insurance Claims and Claims Expense [Abstract]  
Schedule of Rollforward of the Reserve for Property and Casualty Insurance Claims and Claims Expense and Prior Year Reserve Re-Estimates Included in Claims and Claims Expense
Rollforward of the reserve for property and casualty insurance claims and claims expense
Six months ended June 30,
($ in millions)20252024
Balance as of January 1$41,917 $39,858 
Less: recoverables (1)
8,602 8,396 
Net balance as of January 133,315 31,462 
Incurred claims and claims expense related to:
Current year21,685 20,656 
Prior years(621)(354)
Total incurred21,064 20,302 
Claims and claims expense paid related to:
Current year(10,002)(9,087)
Prior years(9,521)(9,465)
Total paid(19,523)(18,552)
Net balance as of June 3034,856 33,212 
Plus: recoverables
9,285 8,341 
Balance as of June 30$44,141 $41,553 
(1)Recoverables comprises reinsurance and indemnification recoverables.
Prior year reserve reestimates included in claims and claims expense (1)
Non-catastrophe losses
Catastrophe losses (2)
Total
($ in millions)
202520242025

202420252024
Three months ended June 30,
Auto$(415)$(171)$(16)$(9)$(431)$(180)
Homeowners12 (63)18 (128)30 (191)
Other personal lines28 60 2 1 30 61 
Commercial lines7 109 2 (2)9 107 
Other business lines(10)(1)— — (10)(1)
Run-off Property-Liability
2 2 — — 2 2 
Protection Services— (1)— — — (1)
Total prior year reserve reestimates$(376)$(65)$6 $(138)$(370)$(203)
Six months ended June 30,

Auto$(653)$(238)$(27)$(16)$(680)$(254)
Homeowners5 (103)17 (277)22 (380)
Other personal lines81 115 (5)(2)76 113 
Commercial lines(24)163 5 (5)(19)158 
Other business lines(25)4 — — (25)4 
Run-off Property-Liability
5 6 — — 5 6 
Protection Services— (1)— — — (1)
Total prior year reserve reestimates
$(611)$(54)$(10)$(300)$(621)$(354)
(1)Favorable reserve reestimates are shown in parentheses.
(2)The first six months of 2025 includes $60 million of estimated recoveries related to the Nationwide Reinsurance Program aggregate cover for losses occurring between April 1, 2024 and December 31, 2024.