AI Portfolio Summary
In 2025 Q4, WHITE MOUNTAINS INSURANCE GROUP LTD maintained a portfolio of 2 distinct positions. The most significant new addition to the portfolio was SPDR S&P 500 ETF TR, which now represents 11.72% of the total fund value.
Total Positions
2
Quarter
2025 Q4
Top Holding
MAX (88.3%)
Top 10 Concentration
100.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
1-2 of 2
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX
MEDIAALPHA INC
|
Communication Services | 88.28% | 100.00% |
#1
Prev: #1
|
7.0 | no change | no change |
P
S
|
17,856,614 | $231,243,151 |
$32.64
-63.4%
|
2020 Q4 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) | ||
|
SPY
SPDR S&P 500 ET...
|
ETF | 11.72% | — |
#2
Prev: #—
|
9.0 | 45,000 | no change |
NEW
|
45,000 | $30,686,400 |
$379.21
+80.9%
|
2022 Q3 | 13F Filing | 2025-12-31 | 2026-02-14 (Est.) |
Showing 1-2 of 2 holdings