White Mountains Insurance Group Ltd
2013 Q4 - 2025 Q4 (28 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 | 2/6/2026 | 1,114 | 0.0% | 536 | 12/31/2025 |
| 2025 Q3 | 11/7/2025 | 732 | 0.0% | 438 | 9/30/2025 |
| 2025 Q2 | 8/8/2025 | 779 | 0.0% | 434 | 6/30/2025 |
| 2025 Q1 | 5/9/2025 | 845 | 0.0% | 439 | 3/31/2025 |
| 2024 Q4 | 2/7/2025 | 1,041 | 0.0% | 535 | 12/31/2024 |
| 2024 Q3 | 11/8/2024 | 918 | 0.0% | 541 | 9/30/2024 |
| 2024 Q2 | 8/9/2024 | 1,016 | 0.0% | 559 | 6/30/2024 |
| 2024 Q1 | 5/10/2024 | 718 | 0.0% | 400 | 3/31/2024 |
| 2023 Q4 | 3/22/2024 | 601 | 0.0% | 399 | 12/31/2023 |
| 2023 Q3 | 11/13/2023 | 975 | 0.0% | 652 | 9/30/2023 |
| 2023 Q2 | 8/11/2023 | 963 | 0.0% | 693 | 6/30/2023 |
| 2023 Q1 | 5/15/2023 | 967 | 0.0% | 702 | 3/31/2023 |
| 2022 Q4 | 2/10/2023 | 603 | 0.0% | 426 | 12/31/2022 |
| 2022 Q3 | 11/10/2022 | 414 | 0.0% | 317 | 9/30/2022 |
| 2022 Q2 | 8/12/2022 | 376 | 0.0% | 302 | 6/30/2022 |
| 2022 Q1 | 5/12/2022 | 403 | 0.0% | 354 | 3/31/2022 |
| 2021 Q4 | 2/11/2022 | 119 | 0.0% | 117 | 12/31/2021 |
| 2021 Q3 | 11/5/2021 | 126 | 0.0% | 117 | 9/30/2021 |
| 2021 Q2 | 8/6/2021 | 135 | 0.0% | 117 | 6/30/2021 |
| 2021 Q1 | 5/7/2021 | 144 | 0.0% | 129 | 3/31/2021 |
| 2020 Q4 | 2/12/2021 | 136 | 0.0% | 136 | 12/31/2020 |
| 2020 Q3 | 11/6/2020 | 102 | 0.0% | 130 | 9/30/2020 |
| 2020 Q2 | 8/28/2020 | 108 | 0.0% | 122 | 6/30/2020 |
| 2020 Q1 | 5/8/2020 | 118 | 0.0% | 131 | 3/31/2020 |
| 2019 Q4 | 2/7/2020 | 135 | 0.0% | 121 | 12/31/2019 |
| 2014 Q2 | 8/8/2014 | 931 | 0.0% | 1,529 | 6/30/2014 |
| 2014 Q1 | 5/9/2014 | 918 | 0.0% | 1,529 | 3/31/2014 |
| 2013 Q4 | 2/7/2014 | 1,073 | 0.0% | 1,780 | 12/31/2013 |