White Mountains Insurance Group Ltd
2014 Q1 - 2025 Q4 (26 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 | 2/12/2026 | 224,785 | 0.8% | 108,172 | 12/31/2025 |
| 2025 Q3 | 11/13/2025 | 180,677 | 0.6% | 108,091 | 9/30/2025 |
| 2025 Q2 | 8/14/2025 | 181,339 | 0.7% | 100,984 | 6/30/2025 |
| 2025 Q1 | 5/13/2025 | 212,016 | 0.8% | 110,092 | 3/31/2025 |
| 2024 Q4 | 2/14/2025 | 221,886 | 0.8% | 114,077 | 12/31/2024 |
| 2024 Q3 | 11/13/2024 | 207,407 | 0.8% | 122,277 | 9/30/2024 |
| 2024 Q2 | 8/9/2024 | 234,966 | 1.0% | 129,283 | 6/30/2024 |
| 2024 Q1 | 5/13/2024 | 234,899 | 1.0% | 130,914 | 3/31/2024 |
| 2023 Q4 | 2/13/2024 | 194,930 | 1.0% | 129,520 | 12/31/2023 |
| 2023 Q3 | 11/13/2023 | 200,137 | 1.2% | 133,809 | 9/30/2023 |
| 2023 Q2 | 8/14/2023 | 194,832 | 1.1% | 140,277 | 6/30/2023 |
| 2023 Q1 | 5/15/2023 | 197,998 | 1.1% | 143,738 | 3/31/2023 |
| 2022 Q4 | 2/13/2023 | 216,774 | 1.4% | 153,270 | 12/31/2022 |
| 2022 Q3 | 11/14/2022 | 187,580 | 1.4% | 143,958 | 9/30/2022 |
| 2022 Q2 | 8/12/2022 | 175,593 | 1.2% | 140,911 | 6/30/2022 |
| 2022 Q1 | 5/13/2022 | 158,979 | 0.9% | 139,917 | 3/31/2022 |
| 2021 Q4 | 2/9/2022 | 135,566 | 0.8% | 133,707 | 12/31/2021 |
| 2021 Q3 | 11/10/2021 | 102,254 | 0.7% | 95,599 | 9/30/2021 |
| 2021 Q2 | 8/13/2021 | 110,910 | 0.7% | 96,609 | 6/30/2021 |
| 2021 Q1 | 5/13/2021 | 77,188 | 0.5% | 69,233 | 3/31/2021 |
| 2020 Q4 | 2/11/2021 | 55,393 | 0.5% | 55,356 | 12/31/2020 |
| 2020 Q3 | 11/9/2020 | 44,116 | 0.6% | 56,632 | 9/30/2020 |
| 2020 Q2 | 8/13/2020 | 52,469 | 0.7% | 59,089 | 6/30/2020 |
| 2020 Q1 | 5/6/2020 | 54,675 | 0.9% | 60,082 | 3/31/2020 |
| 2019 Q4 | 2/14/2020 | 75,329 | 0.8% | 67,529 | 12/31/2019 |
| 2014 Q1 | 5/13/2014 | 16,281 | 0.8% | 27,140 | 3/31/2014 |