2,146.85
price up icon0.36%   7.76
after-market After Hours: 2146.85
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White Mountains Insurance Group Ltd stock is traded at $2,146.85, with a volume of 16,554. It is up +0.36% in the last 24 hours and down -5.39% over the past month. White Mountains Insurance Group Ltd is engaged in the business of making opportunistic and value-oriented acquisitions of businesses and assets in the insurance, financial services, and related sectors, operating these businesses and assets through its subsidiaries and, if and when attractive exit valuations become available, disposing of these businesses and assets. The company conducts its business in five areas: property and casualty insurance and reinsurance, municipal bond reinsurance, capital solutions for asset and wealth management firms, property and casualty insurance distribution, and other operations. The company has four reportable segments: Ark/WM Outrigger, HG Global, Kudu and Distinguished.
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Previous Close:
$2,139.09
Open:
$2136.84
24h Volume:
16,554
Relative Volume:
0.88
Market Cap:
$5.32B
Revenue:
$2.82B
Net Income/Loss:
$1.10B
P/E Ratio:
5.2807
EPS:
406.5469
Net Cash Flow:
$722.90M
1W Performance:
+0.47%
1M Performance:
-5.39%
6M Performance:
+7.34%
1Y Performance:
+19.43%
1-Day Range:
Value
$2,136.84
$2,159.00
1-Week Range:
Value
$2,121.03
$2,177.00
52-Week Range:
Value
$1,648.00
$2,333.00

White Mountains Insurance Group Ltd Stock (WTM) Company Profile

Name
Name
White Mountains Insurance Group Ltd
Name
Phone
603 640 2200
Name
Address
23 SOUTH MAIN STREET, HANOVER
Name
Employee
1,648
Name
Twitter
Name
Next Earnings Date
2026-05-06
Name
Latest SEC Filings
Name
WTM's Discussions on Twitter

Compare WTM vs CB, PGR, TRV, ALL, CINF

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
WTM icon
WTM
White Mountains Insurance Group Ltd
2,146.85 5.30B 2.82B 1.10B 722.90M 406.55
CB icon
CB
Chubb Limited
327.89 128.09B 61.10B 11.63B 16.94B 28.31
PGR icon
PGR
Progressive Corp
199.51 116.10B 89.42B 11.56B 16.42B 19.68
TRV icon
TRV
Travelers Companies Inc
306.46 65.33B 48.94B 7.60B 11.44B 33.61
ALL icon
ALL
Allstate Corp
216.60 55.20B 68.17B 12.13B 11.53B 45.33
CINF icon
CINF
Cincinnati Financial Corp
168.10 26.04B 12.93B 2.76B 3.44B 17.49

White Mountains Insurance Group Ltd Stock (WTM) Latest News

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May 22, 2026

White Mountains (WTM) director receives 135-share annual equity award - Stock Titan

May 22, 2026
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May 22, 2026

WHITE MOUNTAINS (WTM) director granted 135 Common Shares as annual award - Stock Titan

May 22, 2026
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May 22, 2026

White Mountains (WTM) director Weston Hicks receives 190-share chairman award - Stock Titan

May 22, 2026
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May 22, 2026

White Mountains (NYSE: WTM) director receives 135-share annual award - Stock Titan

May 22, 2026
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May 22, 2026

Director at White Mountains (NYSE: WTM) gets 135-share award - Stock Titan

May 22, 2026
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May 22, 2026

Director John Chu receives 135-share award in WHITE MOUNTAINS (WTM) - Stock Titan

May 22, 2026
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May 22, 2026

Director John Chu discloses 200 WTM common shares in initial Form 3 filing - Stock Titan

May 22, 2026
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May 22, 2026

Director at White Mountains (NYSE: WTM) receives 135-share annual award - Stock Titan

May 22, 2026
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May 22, 2026

WHITE MOUNTAINS (WTM) director granted 135 common shares in annual award - Stock Titan

May 22, 2026
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May 21, 2026

White Mountains director Steven M. Yi completes tenure, did not stand for re-election - TradingView

May 21, 2026
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May 21, 2026

White Mountains (NYSE: WTM) holders back directors, pay plan and PwC auditor - Stock Titan

May 21, 2026
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May 19, 2026

Price-Driven Insight from (WTM) for Rule-Based Strategy - Stock Traders Daily

May 19, 2026
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May 19, 2026

Does Refinancing Into 7.39% Notes and Funding a Dividend Recast White Mountains Insurance Group’s (WTM) Capital Playbook? - Sahm

May 19, 2026
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May 18, 2026

White Mountains to Hold 2026 Annual Investor Information Meeting on June 5, 2026 - TradingView

May 18, 2026
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May 16, 2026

A Look At White Mountains Insurance Group’s Valuation After A Volatile Quarter And Leadership Changes - simplywall.st

May 16, 2026
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May 16, 2026

PRESURANCE HOLDINGS, INC. (PRHI) - MSN

May 16, 2026
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May 15, 2026

White Mountains Issues New Notes, Refinances Debt, Returns Capital - TipRanks

May 15, 2026
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May 15, 2026

White Mountains Insurance Group Subsidiary HG Global Ltd. Completes $200 Million Senior Secured Notes Private Placement - Minichart

May 15, 2026
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May 15, 2026

White Mountains Insurance Group Raises $200 Million in 10-Year Secured Notes at 7.39% to Refinance Debt - TradingView

May 15, 2026
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May 15, 2026

White Mountains (NYSE: WTM) unit sells $200M notes and retires $150M loan - Stock Titan

May 15, 2026
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May 12, 2026

MSN Money - MSN

May 12, 2026
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May 12, 2026

White Mountains reports $313.4M 13F holdings (NYSE: WTM) - Stock Titan

May 12, 2026
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May 12, 2026

TradingKey - TradingKey

May 12, 2026
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May 12, 2026

How Investors May Respond To White Mountains Insurance Group (WTM) Q1 Loss And Level 3 Valuation Uncertainty - Yahoo Finance

May 12, 2026
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May 10, 2026

Why Is White Mountains (WTM) Accepting Ark Strength While MediaAlpha Marks Drive a Quarterly Loss? - Sahm

May 10, 2026
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May 09, 2026

White Mountains Insurance Group (NYSE:WTM) Lowered to Sell Rating by Wall Street Zen - MarketBeat

May 09, 2026
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May 08, 2026

(WTM) Price Dynamics and Execution-Aware Positioning - Stock Traders Daily

May 08, 2026
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May 08, 2026

Assessing White Mountains Insurance Group (WTM) Valuation After Recent Share Price Cooling - simplywall.st

May 08, 2026
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May 07, 2026

Neuberger Berman Group reports 4.9% stake in White Mountains (WTM) - Stock Titan

May 07, 2026
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May 07, 2026

White Mountains Insurance Group (WTM) Quarterly Loss Challenges High‑Quality Earnings Narrative - simplywall.st

May 07, 2026
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May 06, 2026

WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS - Quantisnow

May 06, 2026
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May 06, 2026

White Mountains Insurance Group Ltd 2026 Q1 10-Q Filing: Business Segments, Investments, and Financial Highlights - Minichart

May 06, 2026
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May 06, 2026

White Mountains Insurance Swings to Loss in Q1, Revenue Declines - Moomoo

May 06, 2026
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May 06, 2026

White Mountains Insurance Group, Ltd. Reports Earnings Results for the First Quarter Ended March 31, 2026 - marketscreener.com

May 06, 2026
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May 06, 2026

Earnings Flash (WTM) White Mountains Insurance Posts Q1 Loss $12.59 a Share - marketscreener.com

May 06, 2026
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May 06, 2026

Earnings Flash (WTM) White Mountains Insurance Group, Ltd. Reports Q1 Revenue $517.8M - marketscreener.com

May 06, 2026
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May 06, 2026

WHITE MOUNTAINS INSURANCE GROUP LTD 1Q 2026: Revenue $517.8M, EPS $(12.59) — 10-Q Summary - TradingView

May 06, 2026
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May 06, 2026

White Mountains: Q1 Earnings Snapshot - marketscreener.com

May 06, 2026
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May 06, 2026

White Mountains (NYSE: WTM) turns to Q1 2026 net loss on investment hits - Stock Titan

May 06, 2026
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May 06, 2026

Vanguard Group Inc. Sells 11,306 Shares of White Mountains Insurance Group, Ltd. $WTM - MarketBeat

May 06, 2026
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May 06, 2026

White Mountains reports Q1 book value $2,170, net loss $27M as MediaAlpha drags results - TradingView

May 06, 2026
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May 06, 2026

White Mountains (NYSE: WTM) posts Q1 2026 loss as MediaAlpha weighs - Stock Titan

May 06, 2026
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May 06, 2026

White Mountains Insurance 1Q Loss/Shr $12.59 >WTM - Moomoo

May 06, 2026
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May 06, 2026

MediaAlpha's $65M hit left White Mountains with a $27M Q1 loss - Stock Titan

May 06, 2026
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May 04, 2026

MSN - MSN

May 04, 2026

White Mountains Insurance Group Ltd Stock (WTM) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Cap:     |  Volume (24h):