No recent ownership filings for this insider.
| Exec date | Filing date | Company | Role | Signal | Confidence | Shares | % of shares | Under plan? | Amount (USD) |
|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | Dec 22, 2025 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 15.0 | -5,000 | -20.53% | ✗ | $10.3M |
| Jan 1, 2025 | Jan 3, 2025 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,067 | -4.48% | ✗ | $2.1M |
| Jan 1, 2024 | Jan 2, 2024 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,068 | -4.63% | ✗ | $1.6M |
| Jan 1, 2023 | Jan 3, 2023 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,068 | -4.83% | ✗ | $1.5M |
| Jan 1, 2022 | Jan 4, 2022 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,187 | -5.76% | ✗ | $1.2M |
| Jan 1, 2021 | Jan 4, 2021 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,187 | -6.22% | ✗ | $1.2M |
| Jan 1, 2020 | Jan 2, 2020 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,186 | -6.75% | ✗ | $1.3M |
| Jan 1, 2019 | Jan 2, 2019 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,188 | -7.54% | ✗ | $1M |
| Jan 1, 2018 | Jan 3, 2018 | WHITE MOUNTAINS INSURANCE GROUP LTD | CEO | Sell | 17.5 | -1,187 | -8.64% | ✗ | $1M |
| Jan 1, 2017 | Jan 4, 2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 20.0 | -950 | -8.06% | ✗ | $794.2K |
| Jan 1, 2016 | Jan 5, 2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 20.0 | -952 | -10.49% | ✗ | $691.9K |
| Sep 8, 2015 | Sep 10, 2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 17.5 | -4,000 | -30.59% | ✗ | $3M |
| Jan 1, 2015 | Jan 5, 2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 20.0 | -1,058 | -8.91% | ✗ | $666.7K |
| Jan 1, 2014 | Jan 3, 2014 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 20.0 | -980 | -9.24% | ✗ | $591K |
| Dec 31, 2012 | Jan 2, 2013 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 40.0 | -813 | -8.87% | ✗ | $416.5K |
| Sep 19, 2011 | Sep 20, 2011 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 20.0 | -1,607 | -19.45% | ✗ | $636.4K |
| Dec 31, 2010 | Jan 4, 2011 | WHITE MOUNTAINS INSURANCE GROUP LTD | Managing Director | Sell | 40.0 | -1,493 | -21.49% | ✗ | $501.1K |