White Mountains Insurance/$WTM

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About White Mountains Insurance

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.

Ticker

$WTM
Sector

Primary listing

NYSE

Employees

893

Headquarters

Hamilton, Bermuda

WTM Metrics

BasicAdvanced
$4.5B
22.05
$79.93
0.37
$1.00
0.06%

Bulls say / Bears say

Ark Insurance posted a 94% combined ratio and grew gross written premiums 27% year-over-year to $1.1 billion in Q1 2025, reflecting disciplined underwriting and successful expansion into new lines (PR Newswire)
Bamboo's managed premiums doubled over the trailing twelve months and its MGA adjusted EBITDA tripled year-over-year in Q1 2025, supporting strong growth in specialty insurance distribution (PR Newswire)
Kudu's trailing-twelve-month EBITDA improved and its portfolio fair value increased 4% on a same-store basis, highlighting ongoing strength in its capital solutions operations and investment performance (PR Newswire)
Comprehensive income attributable to common shareholders dropped sharply to $35 million in Q1 2025 from $236 million a year ago, highlighting significant earnings volatility from quarter to quarter (PR Newswire)
Ark/WM Outrigger segment's combined ratio deteriorated to 97% in Q1 2025 from 91% in Q1 2024, driven by $75 million in net wildfire losses, signaling greater underwriting risk in property casualty reinsurance (PR Newswire)
White Mountains reported $37 million of unrealized investment losses from its MediaAlpha stake in Q1 2025, compared to $211 million of gains in Q1 2024, underscoring the company's book value sensitivity to equity market fluctuations (PR Newswire)
Data summarised monthly by Lightyear AI. Last updated on 11 Sept 2025.
Data displayed above is indicative only and its accuracy or completeness is not guaranteed. Actual execution price may vary. Past performance is not indicative of future results. Your return may be affected by currency fluctuations and applicable fees and charges. Capital at risk.
Real-time US market data is sourced from the IEX order book provided by Polygon. After-hours US market data is 15 minutes delayed and may differ significantly from the actual tradable price at market open.

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