What is White Mountains Insurance Group's marine & energy — 4?

White Mountains Insurance Group (WTM) reported marine & energy — 4 of 12.1% in Q4 2025.

How has White Mountains Insurance Group's marine & energy — 4 changed year-over-year?

White Mountains Insurance Group's marine & energy — 4 increased by 51.2% year-over-year, from 8% to 12.1%.

What does marine & energy — 4 mean?

Represents the net earned premiums for the Marine and Energy segment, reflecting the portion of premiums recognized as revenue over the policy period. This is a key driver for assessing the segment's ongoing contribution to total corporate revenue.

White Mountains Insurance Group (WTM) Marine & Energy — 4

Screener

Other product segments

Casualty-Runoff

14.8%0.0%

Casualty-Active

12.9%-10.4%

Specialty

8.7%+77.6%

Property and Accident & Health

6.4%0.0%

Similar metrics at other companies

FRHCCivil Liability — 4

4%-17.3pp

FRHCLife Insurance — 4

204.9%+138pp

FRHCMotor Vehicle — 4

3%-1.2pp

FRHCProperty Damage — 4

22%-6.3pp

FRHCVehicle Owners — 4

1%-0.6pp

FRHCAccident Insurance — 4

2.3%—

Other financials

Income statement

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Revenue$844.6M+22.5%

Gross profit$764.5M+18.2%

Net income$199.5M+62.3%

Balance sheet

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Total debt$932.5M+34.2%

Total equity$5.4B+16.0%

Total assets$13.8B+16.4%

Cash flow

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Operating cash flow-$55.5M-131%

Valuation

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Market cap$5.3B+15.6%

P/E4.7×—

P/S1.4×-0.5×

Profitability

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Gross margin94.1%-3.2pp

Net margin29.3%—

Returns & leverage

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Return on equity22.4%—

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:ShortdurationInsuranceContractsHistoricalClaimsDurationYearFour.

The source filing: White Mountains Insurance Group’s 10-K, filed February 27, 2026.

Filed: Feb 27, 2026, 9:21 AM EST
Fiscal year: FY2025
Accession: 0001628280-26-012603

Marine & Energy	Marine & Energy / Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Marine & Energy / Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Marine & Energy / Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Marine & Energy / Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance	Average Annual Percentage Payout of Incurred Loss and LAE by Age, Net of Reinsurance
Years	1	2	3	4	5	6	7	8	9	10
	12.1%	27.1%	17.3%	12.1%	6.4%	6.5%	0.5%	0.4%	0.1%	0.1%

Item 16. Form 10-K Summary.

FAQ

What is White Mountains Insurance Group's marine & energy — 4?: White Mountains Insurance Group (WTM) reported marine & energy — 4 of 12.1% in Q4 2025.
How has White Mountains Insurance Group's marine & energy — 4 changed year-over-year?: White Mountains Insurance Group's marine & energy — 4 increased by 51.2% year-over-year, from 8% to 12.1%.
What does marine & energy — 4 mean?: Represents the net earned premiums for the Marine and Energy segment, reflecting the portion of premiums recognized as revenue over the policy period. This is a key driver for assessing the segment's ongoing contribution to total corporate revenue.