White Mountains Insurance Group, Ltd. (WTM) Stock

NYSE: WTMInsurance holding company providing property and casualty insurance, reinsurance, and related services globally.

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White Mountains Insurance revenue & net income

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White Mountains Insurance annual financials

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White Mountains Insurance Group, Ltd. revenue, net income and EPS by fiscal year
Fiscal yearRevenueNet incomeEPS
FY2025$2.71B$1.11B$468.38
FY2024$2.35B$230.4M$90.62
FY2023$2.17B$509.2M$198.54
FY2022$1.16B$792.8M$276.92
FY2021$614.4M-$275.4M-$89.05

Fiscal year ending December 31. Source: company filings via EODHD.

About White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd. operates as a diversified financial services provider through its various subsidiaries in the United States. Established in 1980 and headquartered in Hamilton, Bermuda, the company divides its operations into five distinct segments: HG Global/BAM, Ark, NSM, Kudu, and Other Operations. The HG Global/BAM segment focuses on municipal bond insurance and reinsurance protection services, supporting public infrastructure projects like schools and utilities. Meanwhile, the Ark segment engages in a broad spectrum of reinsurance and insurance activities, encompassing property, marine and energy, casualty, accident and health, and specialty insurance products.

The NSM segment serves as a managing general agent and program administrator, specializing in specialty property and casualty insurance across sectors such as transportation, real estate, social services, and pet insurance. In contrast, the Kudu segment provides capital solutions to boutique asset and wealth managers, facilitating ownership transfers, management buyouts, acquisitions, growth financing, and partner liquidity solutions. Additionally, it offers strategic support to its investees to foster their long-term success.

Furthermore, White Mountains Insurance Group, Ltd.'s Other Operations segment delivers insurance solutions to the travel industry through both broker channels and direct-to-consumer platforms. It also manages separate accounts and pooled investment vehicles for insurance-linked securities, including catastrophe bonds and collateralized reinsurance investments, catering to the risk management needs of third-party clients in the insurance industry. With a robust portfolio and strategic focus on diversified financial services, White Mountains continues to play a pivotal role in enhancing financial security and risk management solutions globally.

White Mountains Insurance stock FAQ

What is the White Mountains Insurance stock ticker symbol?

White Mountains Insurance Group, Ltd. trades on the NYSE under the ticker symbol WTM.

What sector and industry is White Mountains Insurance in?

White Mountains Insurance Group, Ltd. is classified in the Financial Services sector, Insurance - Property & Casualty industry.

How many employees does White Mountains Insurance have?

White Mountains Insurance Group, Ltd. has about 1,648 full-time employees.

What were White Mountains Insurance's revenue and earnings last fiscal year?

White Mountains Insurance reported revenue of $2.71B and net income of $1.11B in fiscal 2025, with earnings per share of $468.38. Revenue grew 15.0% from the prior year.

Is White Mountains Insurance in the Russell 1000?

Yes. White Mountains Insurance Group, Ltd. (WTM) is a component of the Russell 1000, which tracks roughly the 1,000 largest U.S. companies.

When did White Mountains Insurance go public?

White Mountains Insurance stock began trading on May 9, 1986.

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