WHITE MOUNTAINS INSURANCE GROUP, LTD (WTM) Share buybacks
- Total buybacks · last 12 months (USD): Value $409.50M; Formula and calculation Trailing-year cash paid for share repurchases. Period ending 2026-06-30..
- Buyback yield · 12 months: Value (m); Formula and calculation Cash paid for share repurchases / current market cap. Period ending 2026-06-30..
Share buybacks
Overview →Financial period ending 2026-06-30; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| Total buybacks · last 12 months (USD) | $409.50M | Trailing-year cash paid for share repurchases. Period ending 2026-06-30. |
| Buyback yield · 12 months | (m) | Cash paid for share repurchases / current market cap. Period ending 2026-06-30. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Buybacks · 12 months | 409.50M USD | Payments for Repurchase of Common Stock |
| Market cap | (m) |
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Total buybacks | Market cap (USD) | Buyback yield |
|---|---|---|---|
| 2026-06-30 | $409.50M | (m) | (m) |
| 2026-03-31 | $218.60M | (m) | (m) |
| 2025-12-31 | $202.60M | (m) | (m) |
| 2025-09-30 | $9.70M | (m) | (m) |
| 2025-06-30 | $9.70M | (m) | (m) |
| 2025-03-31 | $9.70M | (m) | (m) |
| 2024-12-31 | $7.90M | (m) | (m) |
| 2024-09-30 | $8.10M | (m) | (m) |
| 2024-06-30 | $8.10M | (m) | (m) |
| 2024-03-31 | $15.50M | (m) | (m) |
| 2023-12-31 | $32.70M | (m) | (m) |
| 2023-09-30 | $38.00M | (m) | (m) |
| 2023-06-30 | $546.90M | (m) | (m) |
| 2023-03-31 | $602.10M | (m) | (m) |
| 2022-12-31 | $615.80M | (m) | (m) |
| 2022-09-30 | $616.00M | (m) | (m) |
| 2022-06-30 | $194.30M | (m) | (m) |
| 2022-03-31 | $134.90M | (m) | (m) |
| 2021-12-31 | $100.10M | (m) | (m) |
| 2021-09-30 | $87.10M | (m) | (m) |
| 2021-06-30 | $0.00 | (m) | (m) |
| 2021-03-31 | $30.70M | (m) | (m) |
| 2020-12-31 | $78.50M | (m) | (m) |
| 2020-09-30 | $78.50M | (m) | (m) |
| 2020-06-30 | $78.50M | (m) | (m) |
| 2020-03-31 | $47.80M | (m) | (m) |
| 2019-12-31 | $0.00 | (m) | (m) |
| 2019-09-30 | $7.20M | (m) | (m) |
| 2019-06-30 | $7.20M | (m) | (m) |
| 2019-03-31 | (m) | (m) | (m) |
| 2018-12-31 | $511.90M | (m) | (m) |
| 2018-09-30 | $504.70M | (m) | (m) |
| 2018-06-30 | $1.22B | (m) | (m) |
| 2017-12-31 | $714.60M | (m) | (m) |
| 2017-09-30 | $735.00M | (m) | (m) |
| 2017-06-30 | $339.80M | (m) | (m) |
| 2017-03-31 | $714.50M | (m) | (m) |
| 2016-12-31 | $881.30M | (m) | (m) |
| 2016-09-30 | $961.00M | (m) | (m) |
| 2016-06-30 | $793.00M | (m) | (m) |
| 2016-03-31 | $431.20M | (m) | (m) |
| 2015-12-31 | $268.60M | (m) | (m) |
| 2015-09-30 | $196.20M | (m) | (m) |
| 2015-06-30 | $119.60M | (m) | (m) |
| 2015-03-31 | $121.60M | (m) | (m) |
| 2014-12-31 | $128.20M | (m) | (m) |
| 2014-09-30 | $100.60M | (m) | (m) |
| 2014-06-30 | $25.70M | (m) | (m) |
| 2014-03-31 | $11.70M | (m) | (m) |
| 2013-12-31 | $79.80M | (m) | (m) |
| 2013-09-30 | (m) | (m) | (m) |
| 2013-06-30 | $257.90M | (m) | (m) |
| 2013-03-31 | $262.30M | (m) | (m) |
| 2012-12-31 | $669.10M | (m) | (m) |
| 2012-09-30 | (m) | (m) | (m) |
| 2012-06-30 | (m) | (m) | (m) |
| 2012-03-31 | (m) | (m) | (m) |
| 2011-12-31 | $253.00M | (m) | (m) |
| 2011-09-30 | $277.10M | (m) | (m) |
| 2011-06-30 | $200.60M | (m) | (m) |
| 2011-03-31 | $275.20M | (m) | (m) |
| 2010-12-31 | $225.60M | (m) | (m) |
| 2010-09-30 | (m) | (m) | (m) |
| 2010-06-30 | (m) | (m) | (m) |
| 2010-03-31 | (m) | (m) | (m) |
| 2009-12-31 | $400.00K | (m) | (m) |
| 2008-12-31 | $59.30M | (m) | (m) |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
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