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White Mountains Insurance Group WTM Property and Accident & Health — 1

Other product segments

Specialty
18.2%-5.7%
Marine & Energy
12.1%-6.2%
Casualty-Runoff
8.8%0.0%
Casualty-Active
3.8%-13.6%

Similar metrics at other companies

Voya Financial logo
VOYAAccident and Health Insurance Product Line — Assumed premiums
$0
Axis Capital Holders logo
AXSAccident and health — PERCENTAGE OF AMOUNT ASSUMED TO NET
15.2%-0.3pp
Allstate logo
ALLAccident And Health Insurance — Property-liability insurance premiums earned
$71M+531%
Axis Capital Holders logo
AXSAccident and health — ASSUMED FROM OTHER COMPANIES
$95.92M-14.6%
Corebridge Financial logo
CRBGAccident and Health — Ceded to Other Companies
$5.25M-25.0%
CNA Financial logo
CNACommercial — Property and Other
$0

Other financials

Income statement

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Revenue$517.8M-10.4%
Gross profit$475.1M-16.7%
Net income-$27.2M-180%

Balance sheet

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Total debt$834.8M+23.5%
Total equity$5.4B+19.2%
Total assets$13.2B+19.7%

Cash flow

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Operating cash flow$30.5M+176%

Valuation

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Market cap$4.99B+9.8%
P/E4.8×
P/S1.4×-0.7×

Profitability

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Gross margin94.9%-3.7pp
Net margin28.4%

Returns & leverage

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Return on equity21.2%
Debt / equity0.2×0.0×

Where this comes from

Reported directly by White Mountains Insurance Group in its filing.

Tagged under the XBRL concept us-gaap:ShortdurationInsuranceContractsHistoricalClaimsDurationYearOne.

The official record: White Mountains Insurance Group’s 10-K, filed February 27, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is White Mountains Insurance Group's property and accident & health — 1?
White Mountains Insurance Group (WTM) reported property and accident & health — 1 of 27.4% in Q4 2025.
How has White Mountains Insurance Group's property and accident & health — 1 changed year-over-year?
White Mountains Insurance Group's property and accident & health — 1 increased by 15.1% year-over-year, from 23.8% to 27.4%.
What does property and accident & health — 1 mean?
This metric serves as a primary indicator for the Property and Accident & Health segment, representing a core performance or exposure variable. It is used to track fundamental business activity or risk concentration within this specific product line. Changes in this metric provide insight into the segment's strategic direction and operational scale.