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NYSE · Insurance - Property & Casualty · USD

White Mountains Insurance Group, Ltd. (WTM) Stock Analysis

White Mountains Insurance Group, Ltd. (WTM) is a Insurance - Property & Casualty stock listed on NYSE and quoted in US Dollar.

WTM

$2,103.49

−$8.74 (−0.41%)

Sep 4, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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WTM Key Statistics

As of Sep 4, 2026
Trading
Open
$2,100.00
Previous Close
$2,112.23
Day's Range
2,073.35–2,117.80
52-Week Range
1,648.00–2,333.00
Volume
24.90K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
0.29
Valuation
Market Cap
$5.02B
P/E Ratio
4.82
Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
23.37
PEG RatioThe P/E ratio divided by the expected earnings growth rate. It puts a high P/E in the context of how fast profits are growing.
0.81
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
1.69
EPS (ttm)Profit attributable to each share over the last twelve months.
436.47
Financials (FY)
Revenue (FY)
$2.89B+22.54%
Net Income (FY)
$1.11B+380.21%
Profit marginThe share of revenue left as profit after all costs and taxes.
37.66%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
2.39M
1-Year Return
+16.88%
Dividend and dates
Dividend
$1.00+0.05%
Ex-Dividend Date
March 16, 2026
Earnings Date
November 5, 2026estimated
Avg Volume
19.91K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

WTM Stock Return by Calendar Year

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)+1.27%
2025+6.89%
2024+29.31%
2023+6.49%
2022+39.63%
2021+1.41%
2020−10.19%
2019+30.20%
2018+0.88%
2017+1.93%
2016 (partial year)+0.85%

As of September 4, 2026.

WTM Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$2.89B$1.11B38.3%
2024$2.35B$230.40M9.8%
2023$2.17B$509.20M23.5%
2022$1.16B$792.80M68.5%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$2.89B——$1.11B38.3%
2024$2.35B——$230.40M9.8%
2023$2.17B——$509.20M23.5%
2022$1.16B——$792.80M68.5%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

WTM Dividend History

$1.00+0.0% vs 2024

Dividends per share, 2025 · 1 payments

YearDividends per sharePaymentsChange
2026*$1.001—
2025$1.001+0.0%
2024$1.001+0.0%
2023$1.001+0.0%
YearDividends per sharePaymentsChange
2026 (partial year)$1.001—
2025$1.001+0.0%
2024$1.001+0.0%
2023$1.001+0.0%
2022$1.001+0.0%
2021$1.001+0.0%
2020$1.001+0.0%
2019$1.001+0.0%
2018$1.001+0.0%
2017$1.001—

Most recent payment: $1.00 per share, ex-dividend March 16, 2026. Per-share amounts summed by calendar year from ex-dividend dates. Partial years are shown muted and marked with an asterisk.

WTM Valuation vs Insurance - Property & Casualty Median

Median of 50 stocks
MetricWTMInsurance - Property & Casualty medianvs median
P/E4.8211.2857% below
P/S ratio1.691.2931% above
Profit margin37.66%11.67%26.0 pts above

Medians across 50 Insurance - Property & Casualty stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of September 4, 2026.

Recent News

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

White Mountains Insurance Group, Ltd. (WTM) is capitalised at $5.02B on the latest close. The company sits in the Financial Services sector, in the Insurance - Property & Casualty industry. The company reports 1,648 employees.

The most recent close on file for WTM is $2,103.49, dated September 4, 2026. That is −$8.74 (−0.41%) against the previous close. Over the past 52 weeks the price has ranged from $1,648.00 to $2,333.00. The latest close sits 27.64% above that 52-week low.

Financial Health

In fiscal 2025, White Mountains Insurance Group, Ltd. reported revenue of $2.89B. That is +22.54% against the prior fiscal year, when revenue was $2.35B. The same year closed with net income of $1.11B. That is +380.21% against the prior fiscal year. The reported profit margin is 37.66%. That is 26 percentage points above the Insurance - Property & Casualty median of 11.67%. Trailing earnings per share are 436.47.

Across the 4 fiscal years on file, revenue moves from $1.16B in 2022 to $2.89B in 2025. Of those 4 years, 4 report positive net income.

Valuation Assessment

WTM trades at a trailing price-to-earnings ratio of 4.82. That is 57.27% below the Insurance - Property & Casualty median of 11.28. On forward earnings the ratio is 23.37. The PEG ratio, which sets the P/E against expected earnings growth, reads 0.81. Measured against sales, the shares trade at 1.69 times revenue. On price-to-sales that is 30.68% above the Insurance - Property & Casualty median of 1.29. The medians here are taken across 50 Insurance - Property & Casualty companies that report the metric.

Beta against the wider market is reported at 0.3. Daily returns over the trailing 10 years annualize to a volatility of 23.42%. Over the trailing twelve months the price has returned +16.88%. Measured over 10 years, that is +9.87% a year compounded.

Growth & Income

WTM pays a dividend yielding 0.05%. That is 1.4 percentage points below the Insurance - Property & Casualty median yield of 1.43%. The indicated annual rate is $1.00 a share. The ex-dividend date on file is March 16, 2026. Dividends are recorded for 10 calendar years; 2026 shows 1 payments totalling $1.00 a share. The year before, 2025, totalled $1.00 a share.

Across the complete calendar years on file, 2022 returned +39.63% and 2020 returned −10.19%. Of the 9 complete calendar years on file, 8 finished higher. So far in 2026 the price is +1.27%.

Peer Comparison

White Mountains Insurance Group, Ltd. (WTM) operates in the Insurance - Property & Casualty industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
White Mountains Insurance Group, Ltd. WTM $5.02B 4.8
Chubb Limited CB $131.79B 12.3
The Progressive Corporation PGR $127.23B 11.0
The Travelers Companies, Inc. TRV $77.04B 10.1

The Insurance - Property & Casualty industry average P/E ratio is 11.3x. White Mountains Insurance Group, Ltd. trades at a P/E of 4.8.

Every figure above is read from this page's own data on each nightly rebuild. Informational only, not financial advice. As of September 4, 2026.

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About White Mountains Insurance Group, Ltd.

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.

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