REID TARLTON CAMPBELL - 25 Nov 2025 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
25 Nov 2025
Transactions value $
$0
Form type
4
Filing time
26 Nov 2025, 10:25:35 UTC
Previous filing
23 May 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
CAMPBELL REID TARLTON Director C/O WHITE MOUNTAINS INSURANCE GROUP, LTD, 23 SOUTH MAIN STREET, SUITE 3B, HANOVER Wesley C Bell, by Power of Attorney 26 Nov 2025 0001378156

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction WTM Common Shares Gift $0 -50 -0.32% $0.00 15.4K 25 Nov 2025 Direct
holding WTM Common Shares 119 25 Nov 2025 by 401(k)
* An asterisk sign (*) next to the price indicates that the price is likely invalid.