White Mountains Insurance Group, Ltd.

White Mountains Insurance Group, Ltd.

Financial Services

NYSE:WTM · New York Stock Exchange

Market Cap $5.00B Beta 0.29 P/E (TTM) 5.0
$2,018.43 +1.45%

+$28.89 today

52W Low $1,648.00High $2,333.00

Vol 0.01M · Avg 0.02M

EPS (TTM)$407.73
Div Yield0.05%
Insurance - Property & Casualty

Management

Put operating results in leadership context

Review returns on capital, executive background, insider transactions, and growth quality to judge whether management is compounding value well.

Return Metrics

ROE, ROIC & ROA over time

Management

ROE

20.4%

avg 10.3%

ROIC

15.1%

avg 82.7%

ROA

9.0%

avg 6.5%

Analysis

ROE is currently the strongest return metric at 20.4% versus its period average of 10.3%. 3 of 3 return metrics are above their quality threshold, which helps indicate how efficiently the company turns capital and assets into profit.

Management

Key executives, compensation & ownership

Management
NameTitleCompensationTenureAgeShares OwnedOwnership %

Liam Caffrey

Chief Executive Officer & Director$2.19M53$3,650.000.15%

George Manning Rountree

Senior Advisor$2.11M54$13,809.000.56%

Giles Edward Harrison

President$2.07M56$2,675.000.11%

Robert Lawrence Seelig

Executive Vice President, General Counsel & Investor Relation$1.92M57$17,857.000.72%

Michaela J. Hildreth

MD & Chief Accounting Officer$1.82M57$1,825.000.07%

David Grant Staples

Head of Tax$302,477.00$2,014.000.08%

Jonathan Adam Cramer

Chief Investment Officer

Jennifer L. Moyer

Chief Administrative Officer & Corporate Secretary54

Michael Papamichael

MD & CFO45$1,200.000.05%

Dennis Beaulieu

Treasurer79

Insider Trading

SEC Form 4 transactions — last 12 months

Management

Buys

0

$0.00

Sells

4

$20.84M

Net Sentiment

$20.84M

Net selling

Most Active

CAMPBELL REID TARLTON

2 transactions

DateInsiderTypeSharesPriceValue
Dec 19, 2025

CAMPBELL REID TARLTON

Direct

Sell5.0K$2,050.00$10,250,000.00
Dec 19, 2025

CAMPBELL REID TARLTON

Direct

Sell5.0K$0.00$0.00
Dec 19, 2025

Rountree George Manning

Direct

Sell5.0K$2,050.00$10,250,000.00
Dec 16, 2025

Gelston Philip A

Direct

Sell165$2,048.51$338,004.15

Analysis

Insiders reported 0 buys worth $0.00 and 4 sells worth $20.84M over the last 12 months. That adds up to net selling of $20.84M. CAMPBELL REID TARLTON was the most active insider with 2 transactions.

Growth Analysis

Historical CAGR & forward analyst estimates

Metric 10yr5yr3yr Fwd Est.
EPSN/AN/A+18.4%
+8.2% (12yr)1 analysts
RevenueN/AN/A-43.5%
+24.5% (12yr)1 analysts
Net IncomeN/AN/A+12.5%
+1.0% (12yr)1 analysts
EBITN/AN/A-21.1%
+13.1% (12yr)1 analysts

Analysis

Recent growth has been strongest in EPS at +18.4% over three years. Forward estimates point to Revenue at +24.5% (12yr), giving you a quick check on whether expectations are accelerating or cooling.

Who manages WTM?

White Mountains Insurance Group, Ltd. (WTM) lists 10 active executives. The top listed executive is Jonathan Adam Cramer, Chief Investment Officer.

Are WTM insiders buying or selling?

Recent insider activity shows net selling of $51.76M.

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