White Mountains Insurance Group Ltd
2019 Q4 - 2025 Q4 (25 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 | 2/13/2026 | 10,791 | 0.1% | 5,193 | 12/31/2025 |
| 2025 Q3 | 11/14/2025 | 8,680 | 0.1% | 5,193 | 9/30/2025 |
| 2025 Q2 | 8/14/2025 | 9,325 | 0.1% | 5,193 | 6/30/2025 |
| 2025 Q1 | 5/15/2025 | 10,001 | 0.1% | 5,193 | 3/31/2025 |
| 2024 Q4 | 2/14/2025 | 10,101 | 0.1% | 5,193 | 12/31/2024 |
| 2024 Q3 | 11/14/2024 | 8,808 | 0.1% | 5,193 | 9/30/2024 |
| 2024 Q2 | 8/5/2024 | 9,438 | 0.1% | 5,193 | 6/30/2024 |
| 2024 Q1 | 5/7/2024 | 9,318 | 0.1% | 5,193 | 3/31/2024 |
| 2023 Q4 | 2/14/2024 | 8,041 | 0.1% | 5,343 | 12/31/2023 |
| 2023 Q3 | 11/14/2023 | 7,991 | 0.1% | 5,343 | 9/30/2023 |
| 2023 Q2 | 8/14/2023 | 7,421 | 0.1% | 5,343 | 6/30/2023 |
| 2023 Q1 | 5/15/2023 | 7,360 | 0.1% | 5,343 | 3/31/2023 |
| 2022 Q4 | 2/14/2023 | 7,557 | 0.1% | 5,343 | 12/31/2022 |
| 2022 Q3 | 11/14/2022 | 6,962 | 0.1% | 5,343 | 9/30/2022 |
| 2022 Q2 | 8/15/2022 | 6,658 | 0.1% | 5,343 | 6/30/2022 |
| 2022 Q1 | 5/16/2022 | 6,071 | 0.1% | 5,343 | 3/31/2022 |
| 2021 Q4 | 2/14/2022 | 5,441 | 0.1% | 5,366 | 12/31/2021 |
| 2021 Q3 | 11/15/2021 | 5,715 | 0.1% | 5,343 | 9/30/2021 |
| 2021 Q2 | 8/16/2021 | 6,431 | 0.1% | 5,602 | 6/30/2021 |
| 2021 Q1 | 5/17/2021 | 6,236 | 0.1% | 5,593 | 3/31/2021 |
| 2020 Q4 | 2/16/2021 | 5,597 | 0.1% | 5,593 | 12/31/2020 |
| 2020 Q3 | 11/13/2020 | 4,357 | 0.1% | 5,593 | 9/30/2020 |
| 2020 Q2 | 8/14/2020 | 4,966 | 0.1% | 5,593 | 6/30/2020 |
| 2020 Q1 | 5/15/2020 | 5,090 | 0.1% | 5,593 | 3/31/2020 |
| 2019 Q4 | 2/14/2020 | 6,239 | 0.1% | 5,593 | 12/31/2019 |