White Mountains Insurance Group Ltd (NYSE:WTM) — Market Cap & Net Worth

$4.93 Billion USD  · Rank #3657

Market Cap & Net Worth: White Mountains Insurance Group Ltd (WTM)

White Mountains Insurance Group Ltd (NYSE:WTM) has a market capitalization of $4.93 Billion ($4.93 Billion) as of June 22, 2026. Listed on the NYSE stock exchange, this USA-based company holds position #3657 globally and #1261 in its home market, demonstrating a -0.27% decrease in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying White Mountains Insurance Group Ltd's stock price $2013.36 by its total outstanding shares 2476670 (2.48 Million). Review how much debt does White Mountains Insurance Group Ltd carry to assess the company's total debt and financial obligations.

White Mountains Insurance Group Ltd Market Cap History: 2015 to 2026

White Mountains Insurance Group Ltd's market capitalization history from 2015 to 2026. Data shows growth from $1.78 Billion to $4.99 Billion (9.60% CAGR).

White Mountains Insurance Group Ltd Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how White Mountains Insurance Group Ltd's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

1.90x

White Mountains Insurance Group Ltd's market cap is 1.90 times its annual revenue

Industry average: 0.33x Higher than industry average

Latest Price to Earnings (P/E) Ratio

4.65x

White Mountains Insurance Group Ltd's market cap is 4.65 times its annual earnings

Industry average: 3.18x Higher than industry average

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
2016 $2.05 Billion $157.70 Million $401.80 Million 13.03x 5.11x
2017 $2.09 Billion $373.80 Million $627.20 Million 5.60x 3.34x
2018 $2.11 Billion $369.10 Million -$141.20 Million 5.72x N/A
2019 $2.75 Billion $893.40 Million $414.50 Million 3.08x 6.64x
2020 $2.47 Billion $895.60 Million $708.70 Million 2.76x 3.49x
2021 $2.51 Billion $614.40 Million -$275.40 Million 4.08x N/A
2022 $3.50 Billion $1.16 Billion $792.80 Million 3.02x 4.41x
2023 $3.73 Billion $2.17 Billion $509.20 Million 1.72x 7.32x
2024 $4.82 Billion $2.35 Billion $230.40 Million 2.05x 20.91x
2025 $5.15 Billion $2.71 Billion $1.11 Billion 1.90x 4.65x

Competitor Companies of WTM by Market Capitalization

Companies near White Mountains Insurance Group Ltd in the global market cap rankings as of June 22, 2026.

Key companies related to White Mountains Insurance Group Ltd by market ranking:

  • Chubb Ltd (NYSE:CB): Ranked #192 globally with a market cap of $124.22 Billion USD.
  • Progressive Corp (NYSE:PGR): Ranked #203 globally with a market cap of $119.16 Billion USD.
  • The Travelers Companies Inc (NYSE:TRV): Ranked #426 globally with a market cap of $65.63 Billion USD.
  • The Allstate Corporation (NYSE:ALL): Ranked #499 globally with a market cap of $54.30 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#192 Chubb Ltd NYSE:CB $124.22 Billion $323.40
#203 Progressive Corp NYSE:PGR $119.16 Billion $204.87
#426 The Travelers Companies Inc NYSE:TRV $65.63 Billion $307.81
#499 The Allstate Corporation NYSE:ALL $54.30 Billion $221.17

White Mountains Insurance Group Ltd Historical Marketcap From 2015 to 2026

Between 2015 and today, White Mountains Insurance Group Ltd's market cap moved from $1.78 Billion to $ 4.99 Billion, with a yearly change of 9.60%.

Year Market Cap Change (%)
2026 $4.99 Billion -3.11%
2025 $5.15 Billion +6.84%
2024 $4.82 Billion +29.31%
2023 $3.73 Billion +6.49%
2022 $3.50 Billion +39.63%
2021 $2.51 Billion +1.41%
2020 $2.47 Billion -10.19%
2019 $2.75 Billion +30.20%
2018 $2.11 Billion +0.88%
2017 $2.09 Billion +1.93%
2016 $2.05 Billion +15.17%
2015 $1.78 Billion --

End of Day Market Cap According to Different Sources

On Jun 22nd, 2026 the market cap of White Mountains Insurance Group Ltd was reported to be:

Source Market Cap
Yahoo Finance $4.93 Billion USD
MoneyControl $4.93 Billion USD
MarketWatch $4.93 Billion USD
marketcap.company $4.93 Billion USD
Reuters $4.93 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About White Mountains Insurance Group Ltd

NYSE:WTM USA Insurance - Property & Casualty
Market Cap
$4.99 Billion
Market Cap Rank
#3657 Global
#1261 in USA
Share Price
$2013.36
Change (1 day)
+0.49%
52-Week Range
$1650.50 - $2319.41
All Time High
$2319.41
About

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, mort… Read more