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White Mountains Insurance Group WTM P&C Insurance and Reinsurance (Ark/WM Outrigger) — Assumed

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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%

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:AssumedPremiumsWritten.

The official record: White Mountains Insurance Group’s 10-Q, filed May 6, 2026, on SEC EDGAR. View the filing →

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Questions, answered.

What is White Mountains Insurance Group's P&C insurance and reinsurance (ark/wm outrigger) — assumed?
White Mountains Insurance Group (WTM) reported P&C insurance and reinsurance (ark/wm outrigger) — assumed of $733.6M in Q1 2026.
How has White Mountains Insurance Group's P&C insurance and reinsurance (ark/wm outrigger) — assumed changed year-over-year?
White Mountains Insurance Group's P&C insurance and reinsurance (ark/wm outrigger) — assumed increased by 6.2% year-over-year, from $690.8M to $733.6M.
What is the long-term trend for White Mountains Insurance Group's P&C insurance and reinsurance (ark/wm outrigger) — assumed?
Over 3 years (2021 to 2025), White Mountains Insurance Group's P&C insurance and reinsurance (ark/wm outrigger) — assumed has grown at a 43.5% compound annual growth rate (CAGR), from $439.2M to $1.3B.
What does P&C insurance and reinsurance (ark/wm outrigger) — assumed mean?
Insurance or reinsurance risk accepted by the company from other insurers or cedants. This metric measures the volume of business acquired through reinsurance markets rather than direct policy issuance.