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White Mountains Insurance Group Ltd (New York Stock Exchange:WTM)

BM · Delayed Price · Currency is USD
2032.20+0.70 (+0.03%)
 
Market Cap5.03B+7.2%
Revenue (ttm)2.80B+8.6%
Net Income1.12B+444.3%
EPS439.41+446.1%
Shares Out2.48M
PE Ratio4.61
Forward PE15.63
Dividend$1.00(0.05%)
Ex-Dividend DateMar 16, 2026
Volume6,594
Open2036.57
Previous Close2031.50
Day's Range2020.11 - 2045.60
52-Week Range1830.13 - 2333.00
Beta0.28
AnalystsHold
Price Targetn/a
Earnings DateNov 5, 2026
-0.01% (1D)
No price history available.
Insider Score
––Not scored
WTM Insider Score

Insiders here have filed 2 Form 4s in the last 90 days, but all of them are share awards, grants or other non-market transactions. Those are compensation, not a decision to buy, so they are not scored.

About WTM

White Mountains Insurance Group, Ltd. provides insurance services in the United States, the United Kingdom, Bermuda, and internationally. It operates through Ark/WM Outrigger, HG Global, Kudu, Distinguished, and Other Operations segments. The company offers property insurance and reinsurance; specialty insurance and reinsurance consisting of aviation, contingency, cyber, fine art and specie, mortgage, nuclear, political and credit, space, surety, and terrorism and political violence; marine and energy insurance and reinsurance; casualty insurance and reinsurance, such as medical malpractice, and professional and general liability; and accident and health insurance and reinsurance, which includes personal accident, sickness, disability, travel, short-term life, and medical products through brokers, managing general agents (MGA), and reinsurance intermediaries. It also provides municipal bond guarantee reinsurance, which focuses on single risk limits for small-to-medium sized, and public investment grade municipal bonds that are issued to finance public purpose projects, including schools, utilities, and transportation facilities. In addition, the company offers capital solutions for boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisition and growth finance, and legacy partner liquidity; strategic advice; investment management; and specialty electrical contracting services. Further, it operates as a full-service MGA and program administrator for specialty property and casualty insurance for the real estate and hospitality end markets, and start-up programs; and an MGA for leisure travel and global expatriate medical insurance in Israel, the European Union, and Australia. The company was formerly known as Fund American Enterprises Holdings, Inc. and changed its name to White Mountains Insurance Group, Ltd. in 1999. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.

Address
A.S. Cooper Building, Hamilton, NH, HM 11, BM
Market Cap
5.03 billion
Employees
1,648
Industrial Classification
Insurance - Diversified

What Are Insiders Doing?

Open-market buy / sell balanceNet Selling
Sold
$10.25M
Bought
$0

View the trades behind this meter — each links to its SEC Form 4 →

Open-market Form 4 purchases (code P) vs sales (code S) on file for this company. Grants, option exercises and tax withholdings are excluded. Informational only.

1 Day
+0.03%
5 Days
+0.99%
1 Month
-0.99%
6 Months
-10.76%
1 Year
+7.17%

$WTM stock is featured in our Congress Trading, and Insider Trades datasets.

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Congress Trading

Recent trades of WTM by members of U.S. Congress

PoliticianTypeTraded
Michael T. McCaulHouse / RSale$1.00K – $15.00KJun 18, 2026
Michael T. McCaulHouse / RPurchase$15.00K – $50.00KSep 22, 2025
French HillHouse / RPurchase$50.00K – $100.00KJun 23, 2025
Michael T. McCaulHouse / RPurchase$15.00K – $50.00KJan 23, 2025
Michael T. McCaulHouse / RSale$1.00K – $15.00KAug 26, 2024
Michael T. McCaulHouse / RPurchase$15.00K – $50.00KJun 25, 2024
Michael T. McCaulHouse / RSale$1.00K – $15.00KJan 17, 2024
Michael T. McCaulHouse / RPurchase$1.00K – $15.00KNov 1, 2023

Recently reported changes in WTM holdings by institutional investors

Scanning latest 13F filings…

Latest 0 13F filings · Source: SEC EDGAR

View all institutional owners →

Insider Trading

Quarterly net insider trading by WTM's directors and management

Net Shares Purchased by Insiders−10k−5k02025Q42026Q12026Q22026Q32026Q4

Source: SEC EDGAR (Form 4)

Corporate Lobbying

WTM Estimated quarterly lobbying spending

Source: U.S. Senate LDA

WTM Revenue by Segment or Geography

$746.30MTotal
SegmentRevenue% of All
Earned insurance premiums$384.60M51.53%
Bermuda$146.80M19.67%
Product and service revenues$107.50M14.40%
Commission and fee revenues$103.60M13.88%
Other$3.80M0.51%

As of: Q2 2026 (Jun 30, 2026) · Source: SEC EDGAR (10-Q)

U.S. Patents

New WTM patent grants

Loading patent grants…

Source: USPTO Open Data Portal

Government Contracts

Estimated quarterly amount awarded to WTM from public contracts

Source: USAspending.gov

Top ETF Holders

ETFs with the largest estimated holdings in WTM

ETFEst. Holding Size
VTIVanguard Morningstar Total Stock Market ETF$157.18M
VBVanguard Morningstar Small-Cap ETF$113.83M
DFSVU.S. Small Cap Value Portfolio ETF Class Shares$95.17M
DFATDimensional - US Targeted Value ETF$76.51M
VBRVanguard Morningstar Small-Cap Value ETF$72.27M
AVUVAvantis U.S. Small Cap Value ETF$71.33M

Estimated from each fund’s disclosed top holdings × AUM

WTM Insider Score

Our composite score: insider buying, sector, volume, tone & dilution

No Insider Score for WTM yet — no open-market insider buys or sells in the last 90 days.

Bull Case vs Bear Case

AI-generated from WTM’s recent data — informational, not investment advice

Generating analysis…

Recent Insider Activity

Buys
0
Sells
2
Buy Value
$0
Distinct Buyers
0

Frequently Asked Questions

Disclaimer — Informational only — not investment advice. Insider transaction data is sourced from SEC Form 4 filings; market data from public feeds and may be delayed. The Insider Score is a proprietary score for research purposes and does not predict future performance. Always do your own research.