White Mountains Insurance Group Ltd

Q2 2025 13F Holdings Report, Stock Holdings

Signature - Title
Michaela J. Hildreth - Managing Director and Chief Accounting Officer
Location
Hanover, NH
Holdings as of
June 30, 2025
Value $
$196M
Num holdings
1
Date filed
8/11/2025, 04:19 PM
Form type
13F-HR
Description
All US holdings of this investor are reported in this report. Top holdings included MAX.
Previous filing
Q1 2025 - May 12, 2025
Sym Weight Trade Impact Company Class Shares Change Activity Value Change $ Value $ * Price $ Shares Principal
Filing 2025 Q2 compared to 2025 Q1 by default.
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.

Person Signing this Report on Behalf of Reporting Manager:

Name Title City, State Date
Michaela J. Hildreth Managing Director and Chief Accounting Officer Boston, Massachusetts 8/11/2025