White Mountains Insurance Group Ltd
- SEC CIK
- 0000776867
- Latest filing
- Aug 12, 2026
Holdings in Q3 2021
Holdings as of Sep 30, 2021, filed Nov 12, 2021. Long positions only; changes compare share counts with Q2 2021.
- Positions
- 1
- 0 vs. Q2 2021
- Portfolio value
- $316.4M
- −$396.7M (−55.6%) vs. Q2 2021
| Security | Class | Shares | Value | % of portfolio | Share change | Action | History |
|---|---|---|---|---|---|---|---|
| MAXMediaAlpha, Inc. | CL A | 16,939,998 | $316.4M | 100.0% | 00.0% | Unchanged | History |