White Mountains Insurance Group Ltd
2020 Q3 - 2025 Q3 (7 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 Q3 | 11/14/2025 | 498 | 0.0% | 298 | 9/30/2025 |
| 2024 Q4 | 2/14/2025 | 539 | 0.0% | 277 | 12/31/2024 |
| 2022 Q4 | 2/14/2023 | 25 | 0.0% | 18 | 12/31/2022 |
| 2021 Q2 | 8/16/2021 | 5,044 | 0.0% | 4,394 | 6/30/2021 |
| 2021 Q1 | 5/17/2021 | 4,773 | 0.0% | 4,281 | 3/31/2021 |
| 2020 Q4 | 2/16/2021 | 492 | 0.0% | 492 | 12/31/2020 |
| 2020 Q3 | 11/16/2020 | 1,304 | 0.0% | 1,674 | 9/30/2020 |