White Mountains Insurance Group
WTM

White Mountains Insurance Group (WTM) stock price, chart and financials

Price chart

+9.98% over 1Y
Oct 13, 2025Low $1,847.67 · High $2,319.41Oct 13, 2026

Financials

Company profile

White Mountains Insurance Group Ltd is engaged in the business of making opportunistic and value-oriented acquisitions of businesses and assets in the insurance, financial services, and related sectors, operating these businesses and assets through its subsidiaries and, if and when attractive exit valuations become available, disposing of these businesses and assets. The company conducts its business in five areas: property and casualty insurance and reinsurance, municipal bond reinsurance, capital solutions for asset and wealth management firms, property and casualty insurance distribution, and other operations. The company has four reportable segments: Ark/WM Outrigger, HG Global, Kudu and Distinguished.

Frequently asked questions

  • Is White Mountains Insurance Group (WTM) profitable?

    Yes. White Mountains Insurance Group earned $1.2B in net income over the trailing twelve months, a net margin of 30.81%.

  • How much revenue does White Mountains Insurance Group (WTM) make?

    White Mountains Insurance Group generated $3.8B in revenue over the trailing twelve months, up 22.55% year over year.

  • What is WTM's P/E ratio?

    White Mountains Insurance Group trades at 4.5 times trailing twelve-month earnings, on an EPS of $436.51.

  • How do I buy stock in White Mountains Insurance Group (WTM)?

    WTM trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at Light Horse Dashboard, the trading API, or an AI agent connected over MCP. The trade panel on this page places the order once you are signed in.

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