White Mountains Insurance Group Ltd
2013 Q4 - 2025 Q4 (6 filings)
Shares History
History scope: non-option holdings only (PUT/CALL rows excluded).
| All 13F Holders | Filing date | Value ($000s) | % of Holdings | Shares | Reporting period |
|---|---|---|---|---|---|
| 2025 Q4 | 1/29/2026 | 22,177 | 4.8% | 10,672 | 12/31/2025 |
| 2025 Q3 | 11/20/2025 | 18,825 | 3.8% | 11,262 | 9/30/2025 |
| 2025 Q2 | 8/5/2025 | 20,441 | 4.2% | 11,383 | 6/30/2025 |
| 2014 Q2 | 8/7/2014 | 18,083 | 4.6% | 29,721 | 6/30/2014 |
| 2014 Q1 | 4/23/2014 | 17,974 | 4.7% | 29,961 | 3/31/2014 |
| 2013 Q4 | 1/24/2014 | 16,989 | 4.5% | 28,171 | 12/31/2013 |