WHITE MOUNTAINS INSURANCE GROUP LTD — Director's Dealing 2011

Jul 15, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)
CIK: 0000776867
Period of Report: 2011-07-13

Reporting Person: BARRETTE RAYMOND JOSEPH RENE (Director, Chief Executive Officer, Chairman of the Board)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-07-13	Common Shares	P	40	$425.00	Acquired	35179	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Shares (restricted)	22000	Direct
Common Shares	6115	Indirect
Common Shares	8475	Indirect
Common Shares	12879	Indirect
Common Shares	5230	Indirect
Common Shares	524	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Common Share Options	$742.00	2017-01-20	Common Shares (125000)	125000	Direct

Footnotes

F1: Private purchase of shares from non-dependent family member.

F2: Since the date of the Reporting Person's last filing, he acquired 5 WTM Common Shares under his Company 401(k) Plan. WTM Common Shares are purchased at fair market value on the date of purchase.

F3: All of the options are fully vested and exerciseable.