White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd.

WTM
White Mountains Insurance Group, Ltd.US flagNew York Stock Exchange
2,051.71
USD
-10.32
- -
5.08BMarket Cap
2013 Y
2014 Y
2015 Y
2016 Y
2017 Y
2018 Y
2019 Y
2020 Y
2021 Y
2022 Y
2023 Y
2024 Y
2025 Y
TTM
Revenue per Share
219.56
231.09
74.81
31.44
87.05
109.16
280.78
286.83
199.58
404.51
845.06
917.7
1,138.58
1,120.66
Basic EPS, GAAP
51.86
51.13
50.19
80.11
146.06
-41.76
130.27
226.97
-89.14
276.72
198.6
89.79
436.57
414.59
Free Cash Flow per Basic Share
-16.29
19.46
31.01
-30.92
22.03
-9.2
-37.87
-19.41
12.54
127.51
157.61
228.68
217.22
246.38
Dividend per Share
1
1.02
1.02
1.08
1.07
1.12
1.01
1.02
1.01
1.05
1.01
0.97
1.03
0.95
Book Value per Share
452.87
494
525.47
554.49
658.34
670.79
840.89
1,061.45
961.68
1,122.93
1,440.51
1,748.02
2,140.47
2,130.69
Tangible Book Value per Share
705.74
685.73
733.26
731.85
768.19
644.94
782.56
972.16
1,092.82
1,237.59
1,634.59
1,857.26
2,065.62
2,048.28
Basic Weighted Avg Shares
6
6
6
5
4
3
3
3
3
3
3
3
3
3
Sales/Revenue/Turnover
1,362
1,411
440
158
374
369
893
896
614
1,158
2,167
2,355
2,886
2,826
Operating Margin (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Depreciation Expense
29
35
4
20
22
26
30
10
22
4
-18
-6
9
13
Net Income, GAAP
322
312
295
402
627
-141
414
709
-275
793
509
230
1,106
1,045
Effective Tax Rate (%)
20.55
- -
9.83
- -
- -
- -
7.23
- -
- -
- -
- -
10.29
9.55
9.6
Profit Margin (%)
23.62
22.12
67.09
254.79
167.79
-38.26
46.4
79.13
-44.82
68.47
23.5
9.78
38.34
37
Working Capital
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
LT Debt
676
343
338
13
24
193
12
290
421
575
565
562
837
835
Total Equity
4,397
4,538
4,368
3,716
3,361
2,718
3,145
3,818
3,705
3,935
4,562
5,131
6,255
6,176
Return on Invested Capital (%)
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
- -
Return on Capital (%)
8.89
- -
8.1
- -
- -
- -
18.1
- -
- -
- -
- -
4.5
16.92
17.13
Return on Common Equity (%)
12.01
10.72
9.67
13.69
22.37
-5.54
16.77
23.66
-8.75
25.66
14.74
5.63
22.33
22.44

Capital Structure

FRC

in mil. unless spec.
Sep'25
Dec'25
Mar'26
ST Debt
- -
- -
- -
LT Borrowings
766
837
835
LT Finance Leases
- -
- -
- -
Preferred Equity and Hybrid Capital
- -
- -
- -
Shares Outstanding
3
2
2
Market Capitalization
4,259
5,288
5,539

Working Capital

FRC

in mil. unless spec.
Sep'25
Dec'25
Mar'26
Total Current Assets
- -
- -
- -
Cash, Cash Equivalents & STI
1,417
1,972
1,571
Accounts Receivable, Net
2,478
1,696
2,494
Inventories
- -
- -
- -
Total Current Liabilities
- -
- -
- -
Payables & Accruals
473
368
687
ST Debt
- -
- -
- -
Deferred Revenue
- -
- -
- -

Growth Rates

FRC

in mil. unless spec.

(avg. rate of change)

10 years
5 years
1 year
Total Equity
4.71%
10.71%
21.91%
Free Cash Flow
49.05%
146.33%
-6.19%
Net Income, GAAP
-58.99%
-47.41%
380.21%
Sales/Revenue/Turnover
38.93%
35.08%
22.54%
Total Cash Common Dividend
- -
-0.52%
4%

Quarterly Revenue

FRC

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
647
395
954
358
2,355
2025
578
689
864
754
2,886
2026
518
- -
- -
- -
- -

Quarterly Earnings Per Share

FRC

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
93.4
-21.57
70.68
-50.78
89.79
2025
13.34
48.36
44.76
327.23
436.57
2026
-11.11
- -
- -
- -
- -

Quarterly Dividends Per Share

FRC

in mil. unless spec.

Year

Q1
Q2
Q3
Q4
FY
2024
0.99
- -
- -
- -
0.97
2025
1.02
- -
- -
- -
1.03
2026
0.98
- -
- -
- -
- -

Company Description

APIChat
CEO
Liam Caffrey
Full Time Employees
893
Sector
Financial Services
Industry
Insurance - Property & Casualty
Address
A.S. Cooper Building Hamilton United States of America HM 11
IPO Date
Oct 23, 1985
Business
White Mountains Insurance Group, Ltd. is a Bermuda-based financial services holding company that acquires, operates, and selectively exits businesses and assets in the insurance, financial services, and related sectors. The company conducts its operations through key segments including Ark/WM Outrigger, HG Global/BAM, Kudu, and Bamboo, offering a range of insurance, reinsurance, and capital solutions products and services. Ark/WM Outrigger provides specialized property and casualty reinsurance and insurance coverages across property, specialty, marine and energy, casualty, and accident and health lines, underwritten through Lloyd’s Syndicates 4020 and 3902 as well as WM Outrigger Re; HG Global/BAM supplies financial guaranty insurance on municipal bonds for public projects such as schools, utilities, and transportation, alongside reinsurance protection; Kudu delivers capital solutions to boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisitions, growth financing, and legacy partner liquidity, complemented by strategic assistance to portfolio companies; and Bamboo operates as a tech- and data-enabled managing general agent platform distributing homeowners’ insurance and ancillary products like flood coverage to the residential property market in California and Texas through admitted and non-admitted programs, broker channels, and direct-to-consumer channels, while also managing insurance-linked securities such as catastrophe bonds, collateralized reinsurance, and industry loss warranties. White Mountains Insurance Group, Ltd., founded in 1980 and headquartered in Hamilton, Bermuda, with its principal executive offices in Hanover, New Hampshire, primarily serves U.S. markets with select international reinsurance exposure. Recent developments include the October 2025 agreement to sell a controlling interest in Bamboo to funds advised by CVC Capital Partners for $1.75 billion, following its January 2024 acquisition for approximately $300 million and yielding expected net cash proceeds of nearly $840 million; the July 2025 agreement to acquire a majority stake in specialty property and casualty managing general agent and program administrator Distinguished Programs for $230 million, expanding program management capabilities; and the September 2025 reinsurance partnership between Bamboo Ide8 Insurance Services and Accredited Insurance Company supporting a new excess and surplus signature program backed by a multi-year sidecar via Greenshoots Re.

Company News

APIChat
  • White Mountains to Hold 2026 Annual Investor Information Meeting on June 5, 2026

  • WHITE MOUNTAINS REPORTS FIRST QUARTER RESULTS

  • WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF HAWKEYE ELECTRIC BY ENTERPRISE SOLUTIONS

  • Bowhead Specialty (NYSE:BOW) and White Mountains Insurance Group (NYSE:WTM) Head to Head Review

  • Allspring Global Investments Holdings LLC Decreases Position in White Mountains Insurance Group, Ltd. $WTM

  • WHITE MOUNTAINS PARTNERS ANNOUNCES ACQUISITION OF BASESIX

  • Juniper Square and Kudu Investment Management Announce Strategic Partnership to Support the Kudu Ecosystem

  • Touchstone Small Cap Fund Q4 2025 Portfolio Review

  • Bishop Street Underwriters Announces Strategic Investment by White Mountains

  • The London Company Small Cap  Q4 2025 Performance And Trades

  • WHITE MOUNTAINS REPORTS FOURTH QUARTER RESULTS

  • White Mountains Insurance Group (NYSE:WTM) Shares Cross Above 200 Day Moving Average – Here’s Why

  • Cooke & Bieler LP Has $180.28 Million Stake in White Mountains Insurance Group, Ltd. $WTM

  • White Mountains Announces Final Results of Its Tender Offer

  • White Mountains Announces Preliminary Results of Its Tender Offer

  • White Mountains Insurance Group (NYSE:WTM) & Seibels Bruce Group (OTCMKTS:SBBG) Critical Review

  • White Mountains Completes Sale of Bamboo

  • Congress Beat the Market Again—Here Are the 3 Stocks They Bought

  • Touchstone Small Cap Fund Q3 2025 Contributors And Detractors

  • White Mountains to Commence Self-Tender Offer to Purchase Up To $300 Million In Value of Its Common Shares