WTMWhite Mountains Insurance Group, Ltd.

$2,132.11

Price

$2,132.11+22%1Y
1M-2.1%1Y+22%

Prices are end-of-day closes. This is a research view, the focus is on the fundamentals, quality and valuation below, not intraday price.

Smart Score

Above average
7/10
Value81
Quality67
Momentum39
Growth11
Strongest Value, weakest Growth · ranked vs Financial Services peers. The five questions below judge the company on its own terms.
What they do

White Mountains Insurance Group, Ltd. (the “Company” or the “Registrant”) is an exempted Bermuda limited liability company whose principal businesses are conducted through its subsidiaries and affiliates. Within this report, the term “White Mountains” is used to refer to one or more entities within the consolidated organization, as the context requires. The Company’s website is located at www.whitemountains.com. The information contained on White Mountains’s website is not incorporated by reference into, and is not a part of, this report.

In the company’s own words · 10-K filed Feb 27, 2026 · SEC EDGAR

P/E (TTM)5.3
Market Cap$4.99B
1Y Return+22%
5Y Return+91%

Business segments

Q1 2026 · $496.8M

The company’s own SEC segment disclosure.

  • Ark Insurance Holdings Limited WM Outrigger Re$376.3M76%
  • Kudu Investment Management LLC$63.0M13%
  • Distinguished Partners$40.3M8%
  • HG Global BAM$17.2M3%

White Mountains Insurance Group, Ltd. (WTM) reported revenue of $518M in Q1 2026 (quarter ended March 31, 2026), down 10% from the same quarter a year earlier. That came with net loss of $26M. For the full year FY2025, revenue was $3.73B (+67% year on year) and net income $1.20B. Its largest segment in 2026-Q1 was Ark Insurance Holdings Limited WM Outrigger Re at $376M, 76% of the disclosed total, just ahead of Kudu Investment Management LLC at 13%.

Raw charts

8 series · TTM

As reported to the SEC, without any scoring.