White Mountains Insurance Group Ltd
2013 Q4 - 2026 Q1 (9 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 |
|---|---|---|---|---|---|
| 2026 Q1 | 4/22/2026 | 182 | 0.0% | 83 | 3/31/2026 |
| 2025 Q4 | 2/13/2026 | 303 | 0.0% | 146 | 12/31/2025 |
| 2025 Q3 | 11/12/2025 | 257 | 0.0% | 154 | 9/30/2025 |
| 2025 Q2 | 8/8/2025 | 300 | 0.0% | 167 | 6/30/2025 |
| 2025 Q1 | 5/13/2025 | 264 | 0.0% | 137 | 3/31/2025 |
| 2024 Q4 | 2/13/2025 | 290 | 0.0% | 149 | 12/31/2024 |
| 2024 Q3 | 11/12/2024 | 161 | 0.0% | 95 | 9/30/2024 |
| 2014 Q1 | 5/16/2014 | 1,496 | 0.0% | 2,494 | 3/31/2014 |
| 2013 Q4 | 2/14/2014 | 375 | 0.0% | 622 | 12/31/2013 |