v3.26.1
Business Segments (Tables)
3 Months Ended
Mar. 31, 2026
Segment Reporting [Abstract]  
Significant components of the Company's continuing operations and selected balance sheet items
The Company's results of operations and selected balance sheet items by segment are presented in the following tables.
Three months ended March 31, 2026
Specialty

Commercial
InternationalLife &
Group
Corporate
& Other
  
(In millions)EliminationsTotal
Operating revenues 
Net earned premiums$852 $1,412 $334 $103 $— $— $2,701 
Net investment income142 190 43 224 11 — 610 
Non-insurance warranty revenue374 — — — — — 374 
Other revenues— — (3)10 
Total operating revenues1,369 1,611 377 327 14 (3)3,695 
Claims, benefits and expenses      
Net incurred claims and benefits586 1,076 204 314 (17)— 2,163 
Policyholders’ dividends— — — — 12 
Amortization of deferred acquisition costs197 206 73 — — — 476 
Non-insurance warranty expense356 — — — — — 356 
Insurance related administrative expenses89 171 43 29 — — 332 
Interest expense— — — — 33 — 33 
Other segment items (1)
12 11 15 (3)38 
Total claims, benefits and expenses1,244 1,472 322 344 31 (3)3,410 
Income tax (expense) benefit on core income (loss)(26)(27)(18)— (60)
Core income (loss) $99 $112 $37 $(9)$(14)$— $225 
Net investment gains (losses)(18)
Income tax (expense) benefit on net investment gains (losses)
Net investment gains (losses), after tax(14)
Net income (loss)$211 
(1) Other segment items for the Company's property and casualty commercial insurance segments reflects expenses not directly related to the Company's insurance operations, including certain expenses related to the Company's non-insurance warranty business within Specialty, claims services offerings within Commercial and foreign currency transaction gains and losses within International. Other segment items for the Corporate & Other segment reflects certain corporate expenses not attributable to the Company's ongoing property and casualty insurance operations.
March 31, 2026SpecialtyCommercialInternationalLife &
Group
Corporate
& Other
(In millions)EliminationsTotal
Reinsurance receivables$1,658 $1,901 $575 $56 $2,229 $— $6,419 
Insurance receivables885 2,432 427 — — 3,745 
Deferred acquisition costs454 407 147 — — — 1,008 
Goodwill117 — 30 — — — 147 
Deferred non-insurance warranty acquisition expense3,098 — — — — — 3,098 
Insurance reserves 
Claim and claim adjustment expenses7,785 12,668 3,396 578 2,506 — 26,933 
Unearned premiums3,281 3,453 806 107 — (1)7,646 
Future policy benefits— — — 13,195 — — 13,195 
Deferred non-insurance warranty revenue3,976 — — — — — 3,976 
Three months ended March 31, 2025
Specialty

Commercial
InternationalLife &
Group
Corporate
& Other
  
(In millions)EliminationsTotal
Operating revenues 
Net earned premiums$830 $1,380 $310 $106 $— $— $2,626 
Net investment income151 177 34 226 16 — 604 
Non-insurance warranty revenue397 — — — — — 397 
Other revenues— — (3)
Total operating revenues1,379 1,565 344 332 19 (3)3,636 
Claims, benefits and expenses    
Net incurred claims and benefits509 1,007 192 300 — 2,017 
Policyholders’ dividends— — — — 10 
Amortization of deferred acquisition costs189 219 63 — — — 471 
Non-insurance warranty expense385 — — — — — 385 
Insurance related administrative expenses88 163 40 30 — — 321 
Interest expense— — — — 32 — 32 
Other segment items (1)
15 10 (1)— 21 (3)42 
Total claims, benefits and expenses1,188 1,407 294 330 62 (3)3,278 
Income tax (expense) benefit on core income (loss)(41)(34)(13)— (77)
Core income (loss)$150 $124 $37 $$(36)$— $281 
Net investment gains (losses)(9)
Income tax (expense) benefit on net investment gains (losses)
Net investment gains (losses), after tax(7)
Net income (loss)$274 
(1) Other segment items for the Company's property and casualty commercial insurance segments reflects expenses not directly related to the Company's insurance operations, including certain expenses related to the Company's non-insurance warranty business within Specialty, claims services offerings within Commercial and foreign currency transaction gains and losses within International. Other segment items for the Corporate & Other segment reflects certain corporate expenses not attributable to the Company's ongoing property and casualty insurance operations.
December 31, 2025SpecialtyCommercialInternationalLife &
Group
Corporate
& Other
(In millions)EliminationsTotal
Reinsurance receivables$1,716 $1,762 $577 $56 $2,297 $— $6,408 
Insurance receivables1,008 2,315 438 — 3,764 
Deferred acquisition costs447 391 148 — — — 986 
Goodwill117 — 31 — — — 148 
Deferred non-insurance warranty acquisition expense3,220 — — — — — 3,220 
Insurance reserves 
Claim and claim adjustment expenses7,784 12,249 3,376 591 2,599 — 26,599 
Unearned premiums3,317 3,411 819 88 — — 7,635 
Future policy benefits— — — 13,448 — — 13,448 
Deferred non-insurance warranty revenue4,138 — — — — — 4,138 
The following table presents further detail of significant segment expenses included within Net incurred claims and benefits for the Property & Casualty segments.
Three months ended March 31
(In millions)20262025
Specialty
Non-catastrophe net incurred claim and claim adjustment expenses related to current year$536 $499 
Catastrophe losses— — 
(Favorable) unfavorable development (1)
45 10 
Commercial
Non-catastrophe net incurred claim and claim adjustment expenses related to current year$936 $868 
Catastrophe losses84 86 
(Favorable) unfavorable development (1)
55 51 
International
Non-catastrophe net incurred claim and claim adjustment expenses related to current year$200 $181 
Catastrophe losses11 
(Favorable) unfavorable development (1)
— — 
(1) (Favorable) unfavorable development does not include the effects of interest accretion and change in allowance for uncollectible reinsurance.
Revenues by line of business
The following table presents operating revenues by line of business for each reportable segment.
Three months ended March 31
(In millions)20262025
Specialty
Management & Professional Liability$761 $746 
Surety191 188 
Warranty & Alternative Risks417 445 
Specialty revenues1,369 1,379 
Commercial
Middle Market (1)
479 453 
Construction (1)
501 506 
Small Business151 156 
Other Commercial (1)
480 450 
Commercial revenues1,611 1,565 
International
Canada107 94 
Europe169 144 
Hardy101 106 
International revenues377 344 
Life & Group revenues327 332 
Corporate & Other revenues 14 19 
Eliminations(3)(3)
Total operating revenues3,695 3,636 
Net investment gains (losses)(18)(9)
Total revenues$3,677 $3,627 
(1) Effective March 31, 2026, certain Commercial lines of businesses were realigned to reflect changes in management's responsibility for those businesses. Prior period information has been conformed to the new line of business presentation.