White Mountains Insurance Group, Ltd.
NYSE•WTM
CEO: Mr. George Manning Rountree
Sector: Financial Services
Industry: Insurance - Property & Casualty
Listing Date: 1985-10-23
White Mountains Insurance Group, Ltd., through its subsidiaries, provides insurance and other financial services in the United States. The company operates through HG Global/BAM, Ark/WM Outrigger, Kudu, and Other Operations segments. The HG Global/BAM segment provides insurance on municipal bonds issued to finance public purposes, such as schools, utilities, and transportation facilities, as well as reinsurance protection services. The Ark/WM Outrigger segment offers reinsurance and insurance, including property, marine and energy, accident and health, casualty, and specialty products. The Kudu segment provides capital solutions to boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisitions and growth finances, and legacy partner liquidity, as well as strategic assistance to investees. The Other Operations segment offers insurance solutions to travel industry through broker channel and on a direct-to-consumer basis; and manages separate accounts and pooled investment vehicles for insurance-linked securities sectors, including catastrophe bonds, collateralized reinsurance investments, and industry loss warranties of third-party clients. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.
Contact Information
A.S. Cooper Building, Suite 601 26 Reid Street, Hamilton, HM 11, Bermuda
441-278-3160
Market Cap
$5.42B
P/E (TTM)
5.0
11.2
Dividend Yield
0.0%
52W High
$2.26K
52W Low
$1.65K
52W Range
Rank40Top 42.0%
4.1
F-Score
Modified Piotroski Analysis
Based on 10-year fundamentals
Average • 4.1 / 9 points
Scoring Range (0-9)
8-9: Excellent Value
6-7: Strong Fundamentals
4-5: Average Quality
0-3: Weak Performance
Data Period: 2016-2025
Financial Dashboard
Q4 2025 Data
Revenue
$576.10M+0.00%
4-Quarter Trend
EPS
$327.23+0.00%
4-Quarter Trend
FCF
$61.40M+0.00%
4-Quarter Trend
2025 Annual Earnings Highlights
Key Highlights
Strong Net Income Growth Net income common shareholders $1.11B in 2025, driven by $849.3M gain from Bamboo Group sale transaction.
Total Revenue Increased Total revenues $3.74B for 2025, up from $2.24B in 2024, reflecting acquisitions of Distinguished and Enterprise Solutions.
Book Value Per Share Rises Book value per share reached $2,187.97 at year-end 2025, reflecting 25% increase for the year including dividends.
Ark Segment Profitability Ark/WM Outrigger segment pre-tax income $310.2M in 2025, slightly improved from $298.8M reported in 2024.
Risk Factors
Catastrophic Event Exposure Exposure to unpredictable global catastrophes like hurricanes and cyber attacks could materially affect operations and reduce future underwriting capacity.
Goodwill Write-Down Risk Requirement to write down $1.02B goodwill/intangibles if actual performance differs materially from underlying valuation assumptions.
Reinsurance Counterparty Risk Inability to collect amounts owed from reinsurers, including Outrigger Re Ltd., due to disputes or financial deterioration remains a concern.
Financial Rating Deterioration Downgrade or withdrawal of financial strength ratings could severely limit ability to write new policies or raise debt capital.
Outlook
Bamboo Segment Deconsolidation Bamboo Group deconsolidated December 5, 2025, following sale; results presented within Other Operations going forward.
Kudu Capital Deployment Focus Kudu deployed $197M in 2025 across 30 firms, prioritizing private capital for stable revenue generation.
Bermuda Tax Deferral Expectation Expect to meet requirements for five-year deferral from Bermuda corporate income tax until January 1, 2030.
New Credit Facility Established Entered $250M WTM Credit Facility in July 2025, currently undrawn, providing future financing flexibility.
Peer Comparison
Revenue (TTM)
$87.65B
$59.75B
$14.71B
Gross Margin (Latest Quarter)
148.1%
100.0%
100.0%
Key Metrics
Symbol | Market Cap | P/E (TTM) | ROE (TTM) | Debt to Assets |
|---|---|---|---|---|
| CB | $129.08B | 12.6 | 14.7% | 9.0% |
| PGR | $117.87B | 10.5 | 44.5% | 0.0% |
| WRB | $25.56B | 15.0 | 18.9% | 6.4% |
Long-Term Trends
Last 4 Quarters
Revenue
Net Income
Operating Cash Flow
4Q Revenue CAGR
-0.1%
Flat Growth
4Q Net Income CAGR
191.0%
Profitability Improved
Cash Flow Stability
75%
Volatile Cash Flow
Deep Research
Next earnings:May 5, 2026
EPS:-
|Revenue:-
Financials
Earnings Calls
Reports
News
Income Statement
Balance Sheet
Cash Flow Statement
Ratios
% Chg.
Income Statement | LTM |
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No Data