BYRNE JOHN JOSEPH 3
3 · WHITE MOUNTAINS INSURANCE GROUP LTD · Filed Feb 6, 2013
Insider Transaction Report
Form 3
BYRNE JOHN JOSEPH
10% Owner
Holdings
- 1,221(indirect: By Spouse)
Common Shares
- 207,396
Common Shares
- 428,500(indirect: through GRATs)
Common Shares