| Ticker | Name | Current Value | vs Filing % | % of Portfolio | vs Last Filing |
|---|---|---|---|---|---|
| MAX | MEDIAALPHA INC | $215M | -4.1% | 55.2% | — |
| SPY | SPDR S&P 500 ETF TR | $174M | +3.1% | 44.8% | — |
Portfolio reflects White Mountains Insurance Group's 13-F filed 2026-08-12 (2026-06-30 quarter-end), marked to most recent close.