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.
Last Updated: October 21, 2026
Price History
No price data available
Hover for the daily close. The dotted line marks the period open.
WTM Key Statistics
As of Oct 21, 2026Trading
- Open
- $2,216.66
- Previous Close
- $2,213.61
- Day's Range
- 2,162.00–2,224.78
- 52-Week Range
- 1,863.60–2,333.00
- Volume
- 28.46K
- 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.
- 0.28
Valuation
- Market Cap
- $5.27B
- P/E Ratio
- 5.06
- Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
- 24.56
- 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.
- 1.77
- EPS (ttm)Profit attributable to each share over the last twelve months.
- 436.50
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 Outstanding
- 2.39M
- 1-Year Return
- +15.10%
Dividend and dates
- Dividend
- $1.00+0.05%
- Ex-Dividend Date
- March 16, 2026
- Earnings Date
- November 5, 2026estimated
- Avg Volume
- 20.39K
Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.
Key facts
As of October 21, 2026, WTM closed at $2,209.95, +15.10% over 1 year.
White Mountains Insurance Group, Ltd. (WTM) has a market capitalization of $5.27B.
In fiscal 2025, WTM reported revenue of $2.89B.
WTM Stock Return by Calendar Year
White Mountains Insurance Group, Ltd. (WTM) 10-year return: what $10,000 became
- 1 year
- $10,000 $11,510
- +15.10%
- 5 years
- $10,000 $20,305
- +103.05%
- 10 years
- $10,000 $26,987
- +169.87%
If you had invested $10,000 in White Mountains Insurance Group, Ltd. (WTM) 10 years ago, at the close on October 21, 2016, it would have been worth $26,987 at the close on October 21, 2026: +169.87% in total, +10.44% a year, with dividends reinvested. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.
Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.
| Year | Return |
|---|---|
| 2026 (partial year) | +6.40% |
| 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 October 21, 2026.
WTM Revenue and Earnings by Fiscal Year
FY ends December| Fiscal year | Revenue | Net income | Net margin |
|---|---|---|---|
| 2025 | $2.89B | $1.11B | 38.3% |
| 2024 | $2.35B | $230.40M | 9.8% |
| 2023 | $2.17B | $509.20M | 23.5% |
| 2022 | $1.16B | $792.80M | 68.5% |
| Fiscal year | Revenue | Gross profit | Operating income | Net income | Net margin |
|---|---|---|---|---|---|
| 2025 | $2.89B | — | — | $1.11B | 38.3% |
| 2024 | $2.35B | — | — | $230.40M | 9.8% |
| 2023 | $2.17B | — | — | $509.20M | 23.5% |
| 2022 | $1.16B | — | — | $792.80M | 68.5% |
Annual figures as reported, in the company's reporting currency. As of December 31, 2025.
WTM Dividend History
Dividends per share, 2025 · 1 payments
| Year | Dividends per share | Payments | Change |
|---|---|---|---|
| 2026* | $1.00 | 1 | — |
| 2025 | $1.00 | 1 | +0.0% |
| 2024 | $1.00 | 1 | +0.0% |
| 2023 | $1.00 | 1 | +0.0% |
| Year | Dividends per share | Payments | Change |
|---|---|---|---|
| 2026 (partial year) | $1.00 | 1 | — |
| 2025 | $1.00 | 1 | +0.0% |
| 2024 | $1.00 | 1 | +0.0% |
| 2023 | $1.00 | 1 | +0.0% |
| 2022 | $1.00 | 1 | +0.0% |
| 2021 | $1.00 | 1 | +0.0% |
| 2020 | $1.00 | 1 | +0.0% |
| 2019 | $1.00 | 1 | +0.0% |
| 2018 | $1.00 | 1 | +0.0% |
| 2017 | $1.00 | 1 | — |
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 48 stocks| Metric | WTM | Insurance - Property & Casualty median | vs median |
|---|---|---|---|
| P/E | 5.06 | 11.13 | 55% below |
| P/S ratio | 1.77 | 1.45 | 23% above |
| Profit margin | 37.66% | 11.77% | 25.9 pts above |
Medians across 48 Insurance - Property & Casualty stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.
Recent News
White Mountains Insurance Group (WTM) Stock May Be 40% Below Fair Value As Excess Returns Hold
YahooHow Efficiency and AI Support White Mountains Insurance Group, Ltd.’s (WTM) Revaluation Thesis
YahooAll You Need to Know About White Mountains (WTM) Rating Upgrade to Buy
YahooWhite Mountains: Downgrading On Price Rise And Outlook
SeekingAlphaWhite Mountains Insurance Q2 EPS $80.58 Up From $47.75 YoY, Sales $844.600M Up From $689.200M YoY
Benzinga
News provided by third-party sources. Not financial advice.
Analysis
Data-derivedEvery figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.
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