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Rountree George Manning
Chief Executive Officer at WHITE MOUNTAINS INSURANCE. Filing since 19 Sep 2011.
CIK 0001457475
Company
Date
Role
Action
Shares
Amount
Of holding
WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
19 Dec 2025
Chief Executive Officer
Sold at will
5,000
$10.25M
26.6%
WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
9 Sep 2015
Managing Director
Sold, plan not stated
1,639
$1.23M
42.2%
WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
8 Sep 2015
Managing Director
Sold, plan not stated
2,361
$1.77M
37.8%
WTM
WHITE MOUNTAINS INSURANCE GROUP LTD
19 Sep 2011
Managing Director
Sold, plan not stated
1,607
$636.37K
48.6%
4 decisions on file.
