White Mountains Insurance Group Ltd
2019 Q4 - 2025 Q4 (16 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 | 2/11/2026 | 1,382 | 0.0% | 665 | 12/31/2025 |
| 2025 Q3 | 11/14/2025 | 1,026 | 0.0% | 614 | 9/30/2025 |
| 2025 Q2 | 8/13/2025 | 1,024 | 0.0% | 570 | 6/30/2025 |
| 2025 Q1 | 5/15/2025 | 992 | 0.0% | 515 | 3/31/2025 |
| 2024 Q4 | 2/10/2025 | 834 | 0.0% | 429 | 12/31/2024 |
| 2024 Q3 | 11/14/2024 | 656 | 0.0% | 387 | 9/30/2024 |
| 2024 Q2 | 8/19/2024 | 616 | 0.0% | 339 | 6/30/2024 |
| 2024 Q1 | 5/15/2024 | 458 | 0.0% | 255 | 3/31/2024 |
| 2023 Q4 | 2/9/2024 | 235 | 0.0% | 156 | 12/31/2023 |
| 2021 Q2 | 8/11/2021 | 782 | 0.0% | 681 | 6/30/2021 |
| 2021 Q1 | 5/14/2021 | 760 | 0.0% | 681 | 3/31/2021 |
| 2020 Q4 | 2/11/2021 | 681 | 0.0% | 682 | 12/31/2020 |
| 2020 Q3 | 11/12/2020 | 532 | 0.0% | 683 | 9/30/2020 |
| 2020 Q2 | 8/12/2020 | 689 | 0.0% | 776 | 6/30/2020 |
| 2020 Q1 | 5/13/2020 | 739 | 0.0% | 812 | 3/31/2020 |
| 2019 Q4 | 2/13/2020 | 978 | 0.0% | 877 | 12/31/2019 |