White Mountains Insurance Group Ltd
2023 Q3 - 2026 Q1 (11 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 | 945 | 0.0% | 430 | 3/31/2026 |
| 2025 Q4 | 1/29/2026 | 831 | 0.0% | 400 | 12/31/2025 |
| 2025 Q3 | 11/18/2025 | 585 | 0.0% | 350 | 9/30/2025 |
| 2025 Q2 | 8/13/2025 | 629 | 0.0% | 350 | 6/30/2025 |
| 2025 Q1 | 5/5/2025 | 751 | 0.0% | 390 | 3/31/2025 |
| 2024 Q4 | 2/12/2025 | 622 | 0.0% | 320 | 12/31/2024 |
| 2024 Q3 | 11/12/2024 | 556 | 0.0% | 328 | 9/30/2024 |
| 2024 Q2 | 8/13/2024 | 582 | 0.0% | 320 | 6/30/2024 |
| 2024 Q1 | 5/14/2024 | 589 | 0.0% | 328 | 3/31/2024 |
| 2023 Q4 | 2/13/2024 | 452 | 0.0% | 300 | 12/31/2023 |
| 2023 Q3 | 11/14/2023 | 449 | 0.0% | 300 | 9/30/2023 |