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CONTRAVISORY INVESTMENT MANAGEMENT, INC.
> WTM
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 09/30/2023 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 167 | 2 | 249,780,000 | 20,610,000 | $1,495,688.62 |
| 06/30/2023 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 165 | 165 | 229,170,000 | 229,170,000 | $1,388,909.09 |
| 12/31/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 0 | -225 | 0 | -193,000 | |
| 09/30/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 225 | 225 | 193,000 | 193,000 | $857.78 |
| 06/30/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 0 | -223 | 0 | -196,000 | |
| 03/31/2017 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 223 | 0 | 196,000 | 10,000 | $878.92 |
| 12/31/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 223 | 0 | 186,000 | 1,000 | $834.08 |
| 09/30/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 223 | 0 | 185,000 | -3,000 | $829.60 |
| 06/30/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 223 | 0 | 188,000 | 9,000 | $843.05 |
| 03/31/2016 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 223 | 223 | 179,000 | 179,000 | $802.69 |
| 12/31/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 284 | 0 | 206,000 | -6,000 | $725.35 |
| 09/30/2015 | WHITE MOUNTAINS INSURANCE GROUP LTD | WTM | 284 | 284 | 212,000 | 212,000 | $746.48 |
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