George Manning Rountree - Jan 1, 2025 Form 4 Insider Report for WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)

Role: Chief Executive Officer, Director
Signature: Wesley C. Bell, by Power of Attorney
Stock symbol: WTM
Transactions as of: Jan 1, 2025
Transactions value $: -$2,075,379
Form type: 4
Date filed: 1/3/2025, 09:23 AM
Previous filing: Feb 23, 2024
Next filing: Feb 28, 2025

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	WTM	Common Shares	Tax liability	-$2.08M	-1.07K	-5.37%	$1,945.06	18.8K	Jan 1, 2025	Direct	F1
holding	WTM	Common Shares (restricted)						3.8K	Jan 1, 2025	Direct	F1
holding	WTM	Common Shares						120	Jan 1, 2025	by 401(k)	F2

Showing 1 to 3 of 3 entries

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	On January 1, 2025, 2,700 restricted Common Shares became unrestricted. 1,067 of the Common Shares were withheld by the Company to satisfy the Reporting Person's tax obligations.
F2	Reflects accumulation of 3 Common Shares in Reporting Person's Company 401(k) account since his last filed report. The information in this report is based on a plan report dated as of December 27, 2024.