White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd.

WTM·NYSE

$2.03K

+0.50%
Financial ServicesInsurance - Property & Casualty

White Mountains Insurance Group, Ltd., through its subsidiaries, provides insurance and other financial services in the United States. The company operates through five segments: HG Global/BAM, Ark, NSM, Kudu, and Other Operations. The HG Global/BAM segment provides insurance on municipal bonds issued to finance public purposes, such as schools, utilities, and transportation facilities, as well as reinsurance protection services. The Ark segment writes a portfolio of reinsurance and insurance, including property, marine and energy, accident and health, casualty, and specialty products. The NSM segment operates as a managing general agent and program administrator for specialty property and casualty insurance to various sectors comprising specialty transportation, real estate, social services, and pet. The Kudu segment provides capital solutions to boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisitions and growth finances, and legacy partner liquidity, as well as strategic assistance to investees. The Other Operations segment offers insurance solutions to travel industry through broker channel and on a direct-to-consumer basis; and manages separate accounts and pooled investment vehicles for insurance-linked securities sectors, including catastrophe bonds, collateralized reinsurance investments, and industry loss warranties of third-party clients. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.

At a Glance

Live Snapshot
Market Cap$5.04B
EPS430.1400
P/E Ratio4.73
Earnings Date08/06/2026
15.06%
Return on Invested Capital
65%
3Y-585.0%
5Y-98.0%
10Y-152.0%
20.39%
Return on Equity
297%
3Y-4.0%
5Y+12.0%
10Y+82.0%
8.99%
Return on Assets
287%
3Y-16.0%
5Y-39.0%
10Y+46.0%
White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd. Management Team

WTM · NYSE
JL

Jennifer L. Moyer

Chief Administrative Officer & Corporate Secretary

Born 1972(Age 54)
female
LC

Liam Caffrey

Chief Executive Officer & Director

Compensation

$2,189,501

Born 1973(Age 53)
male
JA

Jonathan Adam Cramer

Chief Investment Officer

male
RL

Robert Lawrence Seelig

Executive Vice President, General Counsel & Investor Relation

Compensation

$1,919,020

Born 1969(Age 57)
male
DG

David Grant Staples

Head of Tax

Compensation

$302,477

male
MP

Michael Papamichael

MD & CFO

Born 1981(Age 45)
male
MJ

Michaela J. Hildreth

MD & Chief Accounting Officer

Compensation

$1,823,058

Born 1969(Age 57)
female
GE

Giles Edward Harrison

President

Compensation

$2,070,808

Born 1970(Age 56)
male
GM

George Manning Rountree

Senior Advisor

Compensation

$2,109,691

Born 1972(Age 54)
male
DB

Dennis Beaulieu

Treasurer

Born 1947(Age 79)
male
wtm

White Mountains Insurance Group, Ltd. Insider Positioning

WTM · NYSE

During the last 12 months, insiders have sold $10.25M worth of WTM shares, with no buying activity reported.

3 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

3-6 Months

Bought

0

0.00

Sold

5.0K

10.25M

Net Activity

-10.3M

-$10.25M

6-9 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

9-12 Months

Bought

0

0.00

Sold

0

0.00

Net Activity

+0

+$0

Top Buyers

No buying activity

Top Sellers

1
CRT

Campbell Reid Tarlton

Director

5.0K shares1 transactions

$10.25M

Insider Activity Analysis

Net Insider Sentiment

Bearish

Strong bearish signal with $10.25M net selling. Heavy insider selling may indicate concerns about valuation or near-term prospects.

Buy/Sell Ratio

0.00:1

Very poor ratio. Heavy selling with minimal buying suggests insiders may be concerned about valuation or outlook.

Insider Participation

High Selling

1 insider sellers vs. 0 buyers. Widespread selling across multiple insiders may signal concerns.

SEC Filings

WTM - Filing history and reports

Filing TypeFiling DatePeriod EndingFiscal YearActions
DEF 14A

DEF 14A 2026

N/A

April 01, 2026
May 21, 2026
2026
DEF 14A

DEF 14A 2025

N/A

April 02, 2025
May 22, 2025
2025
DEF 14A

DEF 14A 2024

N/A

April 04, 2024
May 23, 2024
2024
DEF 14A

DEF 14A

N/A

April 05, 2023
April 05, 2023
 
DEF 14A

DEF 14A 2022

N/A

April 06, 2022
May 26, 2022
2022
DEF 14A

DEF 14A 2021

N/A

April 07, 2021
May 27, 2021
2021
DEF 14A

DEF 14A 2020

N/A

April 07, 2020
May 21, 2020
2020
DEF 14A

DEF 14A 2019

N/A

April 08, 2019
May 23, 2019
2019
DEF 14A

DEF 14A 2018

N/A

April 10, 2018
May 24, 2018
2018
DEF 14A

DEF 14A 2017

N/A

April 19, 2017
May 25, 2017
2017
Showing 1 to 10 of 32 filings