Neuberger Berman Group LLC - 31 Dec 2025 SCHEDULE 13G Report for WHITE MOUNTAINS INSURANCE GROUP LT COMMON (WTM)

Filing Manager
Neuberger Berman Group LLC
Reporting Manager
Neuberger Berman Group LLC
Security
WHITE MOUNTAINS INSURANCE GROUP LT COMMON
Symbol
WTM
Shares outstanding
2,542,235 shares
Disclosed Ownership
129,654 shares
Ownership
5.1%
Form type
SCHEDULE 13G
Filing time
05 Feb 2026, 15:08:16 UTC
Date of event
31 Dec 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Neuberger Berman Group LLC 5.1% 129,654 0 118,463 Brad Cetron Brad Cetron / Managing Director
Neuberger Berman Investment Advisers LLC 4.9% 125,524 0 114,540 Brad Cetron Brad Cetron / Managing Director