NYSE:WTM | Net Margin | WHITE MOUNTAINS INSURANCE GROUP LTD

Complete source-backed net margin history.

Available history
2008-12-31 to 2026-06-30
Data captured

Historical Net Margin

DateNet Margin
2026-06-30185.58%
2026-03-31-5.25%
2025-12-3152.11%
2025-09-3013.17%
2025-06-30218.29%
2025-03-315.87%
2024-12-31-36.42%
2024-09-3021.33%
2024-06-30-13.81%
2024-03-3136.52%
2023-12-3138.88%
2023-09-304.54%
2023-06-305.18%
2023-03-3133.75%
2022-12-319.23%
2022-09-30231.78%
2022-06-30-220.60%
2022-03-3128.35%
2021-12-3126.97%
2021-09-30-328.96%
2021-06-30126.60%
2021-03-31-90.07%
2020-12-31530.98%
2020-09-30311.36%
2020-06-30143.89%
2020-03-31-188.03%
2019-12-3136.74%
2019-09-3075.74%
2019-06-3030.15%
2019-03-31273.84%
2018-12-31-368.77%
2018-09-3015.40%
2018-06-30-12.18%
2018-03-31-158.19%
2017-12-31-12.47%
2017-09-30630.29%
2017-06-301.92%
2017-03-3131.53%
2016-12-311023.64%
2016-09-30154.40%
2016-06-30736.79%
2016-03-315.23%
2015-12-31-46.83%
2015-09-30-25.30%
2015-06-300.92%
2015-03-3119.65%
2014-12-3115.14%
2014-09-3012.41%
2014-06-3015.32%
2014-03-3116.40%
2013-12-31-35.81%
2013-09-309.77%
2013-06-303.11%
2013-03-3119.11%
2012-12-319.92%
2012-09-30-1.69%
2012-06-307.04%
2012-03-3117.57%
2011-12-31138.27%
2011-09-30-5.34%
2011-06-302.11%
2011-03-31-5.32%
2010-12-3122.80%
2010-09-309.20%
2010-06-300.36%
2010-03-31-3.82%
2009-12-319.61%
2009-09-3013.27%
2009-06-3014.79%

Annual Net Margin

DateNet Margin
2025-12-3129.62%
2024-12-3110.29%
2023-12-3123.50%
2022-12-3168.47%
2021-12-31-64.42%
2020-12-31215.46%
2019-12-31127.96%
2018-12-31-47.71%
2017-12-31362.53%
2016-12-31259.35%
2015-12-3162.89%
2014-12-3120.55%
2013-12-3122.70%
2012-12-317.94%
2011-12-3137.25%
2010-12-313.71%
2009-12-3113.65%
2008-12-31-18.85%

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