David Allen Tanner - 04 Mar 2026 Form 4 Insider Report for WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)

Role
Director
Signature
Wesley C. Bell, by Power of Attorney
Issuer symbol
WTM
Transactions as of
04 Mar 2026
Net transactions value
$0
Form type
4
Filing time
05 Mar 2026, 10:21:50 UTC
Previous filing
10 Nov 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Tanner David Allen Director C/O WHITE MOUNTAINS INSURANCE GROUP, LTD, 23 SOUTH MAIN STREET, SUITE 3B, HANOVER Wesley C. Bell, by Power of Attorney 04 Mar 2026 0001318960

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WTM Common Shares Gift -225 -11% $0.000000* 1,879 04 Mar 2026 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.