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PROSPECTOR PARTNERS LLC
> WTM
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 3,227 | 970 | 4,482,013,000 | 1,373,018,000 | $1,388,910.13 |
| 03/31/2023 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 2,257 | -823 | 3,108,995,000 | -1,247,141,000 | $1,377,490.03 |
| 12/31/2022 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 3,080 | 0 | 4,356,136,000 | 4,352,123,000 | $1,414,329.87 |
| 09/30/2022 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 3,080 | -20 | 4,013,000 | 150,000 | $1,302.92 |
| 06/30/2022 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 3,100 | 130 | 3,863,000 | 488,000 | $1,246.13 |
| 03/31/2022 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 2,970 | 2,970 | 3,375,000 | 3,375,000 | $1,136.36 |
| 12/31/2019 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 0 | -2,733 | 0 | -2,952,000 | |
| 09/30/2019 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 2,733 | -2,900 | 2,952,000 | -2,802,000 | $1,080.13 |
| 06/30/2019 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 5,633 | 0 | 5,754,000 | 541,000 | $1,021.48 |
| 03/31/2019 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 5,633 | -425 | 5,213,000 | 17,000 | $925.44 |
| 12/31/2018 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 6,058 | 0 | 5,196,000 | -474,000 | $857.71 |
| 09/30/2018 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 6,058 | 0 | 5,670,000 | 178,000 | $935.95 |
| 06/30/2018 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 6,058 | 578 | 5,492,000 | 985,000 | $906.57 |
| 03/31/2018 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 5,480 | -5,125 | 4,507,000 | -4,521,000 | $822.45 |
| 12/31/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 10,605 | 1,705 | 9,028,000 | 1,401,000 | $851.30 |
| 09/30/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 8,900 | 8,900 | 7,627,000 | 7,627,000 | $856.97 |
| 06/30/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 0 | -14,735 | 0 | -11,826,000 | |
| 03/31/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 14,735 | -170 | 11,826,000 | 993,000 | $802.58 |
| 12/31/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 14,905 | -35,095 | 10,833,000 | -17,914,000 | $726.80 |
| 09/30/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 15,455 | -34,545 | 11,550,000 | -17,197,000 | $747.33 |
| 06/30/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 32,747,000 | 4,000,000 | $654.94 |
| 03/31/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 34,226,000 | 5,479,000 | $684.52 |
| 12/31/2014 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 31,506,000 | 2,759,000 | $630.12 |
| 09/30/2014 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 31,504,000 | 2,757,000 | $630.08 |
| 06/30/2014 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 30,422,000 | 1,675,000 | $608.44 |
| 03/31/2014 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 29,995,000 | 1,248,000 | $599.90 |
| 12/31/2013 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 30,154,000 | 1,407,000 | $603.08 |
| 09/30/2013 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 28,381,000 | -366,000 | $567.62 |
| 06/30/2013 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 28,747,000 | 2,997,000 | $574.94 |
| 03/31/2013 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 28,356,000 | 2,606,000 | $567.12 |
| 12/31/2012 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 25,750,000 | 83,000 | $515.00 |
| 09/30/2012 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 25,667,000 | -421,000 | $513.34 |
| 06/30/2012 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 26,088,000 | 1,002,000 | $521.76 |
| 03/31/2012 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 25,086,000 | 2,413,000 | $501.72 |
| 12/31/2011 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 50,000 | 0 | 22,673,000 | 2,385,000 | $453.46 |
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