Where does White Mountains Insurance Group's income statement data come from?

Every line is extracted from White Mountains Insurance Group's SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.

	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25	TTM Q2 '25	TTM Q1 '25
Net premiums earned	$1.77B0.0%	$1.78B+5.1%	$1.78B+9.9%	$1.8B+16.8%	$1.77B+18.1%
Total revenue	$3.68B+69.3%	$3.74B+66.8%	$2.49B-4.9%	$2.46B+7.2%	$2.17B-4.9%
Total cost of revenue	$187M+534%	$151.8M+413%	$112.6M+287%	$64.9M+120%	$29.5M-13.5%
Gross profit	$3.49B+62.9%	$3.58B+62.1%	$2.38B-8.2%	$2.4B+5.7%	$2.14B-4.8%
Gross margin	94.9%-3.7pp	95.9%-2.7pp	95.5%-3.4pp	97.4%-1.4pp	98.6%+0.1pp
General and administrative	$655.5M+42.2%	$606.6M+23.8%	$530.8M+5.3%	$475.9M-1.2%	$460.9M-0.2%
Interest expense	$79.9M+26.0%	$78.4M+28.9%	$70.4M+9.1%	$67.2M+5.8%	$63.4M+0.8%
Other income (expense), net	$268.1M+222%	$222.3M+162%	$183M+149%	$129.6M+77.8%	$83.3M+11.8%
Gain (loss) on disposal of assets	$801.7M+453%	$799.3M—	-$189.2M-179%	-$49.3M-14.9%	-$226.8M-890%
Income before income taxes	$1.23B—	$1.33B—	——	——	——
Income tax expense	$118.1M+276%	$126.9M+289%	$43.3M+822%	$37.8M+467%	$31.4M+289%
Net income	$1.05B—	$1.11B—	——	——	——
Net margin	28.4%—	29.6%—	——	——	——
Fee income	$279.6M+62.6%	$284.5M+90.4%	$234.7M+110%	$199.2M+192%	$172M+386%
Net investment income	$259.8M+13.0%	$248M+9.1%	$235.5M-0.3%	$234M+3.3%	$230M+8.4%
Benefits, Losses and Expenses	$2.44B+21.4%	$2.41B+25.1%	$2.18B+17.7%	$2.1B+19.6%	$2.01B+19.6%
Broker Commission Expense	$95.8M+66.6%	$94.1M+83.4%	$75.7M—	$64.6M—	$57.5M—
Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1	$173.3M+144%	$173M+182%	$88M+10.8%	$86.1M+38.4%	$71M+38.9%
Deferred Policy Acquisition Costs, Amortization Expense	$425.3M+15.9%	$420.2M+23.0%	$396M+21.4%	$390.6M+25.1%	$367M+22.7%
Gain in connection with sale	——	——	——	——	$0—
Liability for Unpaid Claims and Claims Adjustment Expense, Incurred Claims	$827.4M-14.2%	$882.2M-0.7%	$908.7M+11.9%	$947.1M+21.2%	$964.5M+26.1%
Net Investment Income	$259.8M+13.0%	$248M+9.1%	$235.5M-0.3%	$234M+3.3%	$230M+8.4%
Membership and other income	$268.1M+222%	$222.3M+162%	$183M+149%	$129.6M+77.8%	$83.3M+11.8%

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Questions, answered.

Where does White Mountains Insurance Group's income statement data come from?: Every line is extracted from White Mountains Insurance Group's SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.