Data as of Q4 2025 (Dec 31, 2025)

WHITE MOUNTAINS INSURANCE GROUP LTD

โ€ขCIK: 776867โ€ขFiling: Q4 2025

**WHITE MOUNTAINS INSURANCE GROUP LTD** manages $262M across a concentrated portfolio of two key positions. The fund maintains a significant overweight allocation to **MAX**, representing $231.2M of its assets. Complementing this core holding is a substantial position in **SPY**, valued at $30.7M. This structure indicates a highly focused, equity-centric strategy with pronounced exposure to specific market segments.

Total AUM
$261.9M
QoQ Performance
+28.9%
Positions
2
Top 10 Concentration
100.0%
Latest Filing
Q4 2025

Top Holdings Allocation

MAX
SPY
MAX88.3%
SPY11.7%

๐Ÿ“ˆ Biggest Buys

SPY
SPDR S&P 500 ETF TR
NEW
11.7% of portfolio

๐Ÿ“‰ Biggest Sells

No reductions this quarter

Sector Breakdown

Other88.3%
ETF11.7%

Changes from Q3 2025

NEW1 new position

Historical Filings

Q4 2025Q3 2025Q2 2025Q1 2025Q4 2024Q3 2024Q2 2024Q1 2024Q4 2023