WTM ROA - WHITE MOUNTAINS INSURANCE GROUP LTD

Complete source-backed roa history.

Available history: 2009-12-31 to 2026-06-30
Data captured: 2026-09-04

Historical ROA

Date	ROA
2026-06-30	8.15%
2026-03-31	7.94%
2025-12-31	8.99%
2025-09-30	1.14%
2025-06-30	1.74%
2025-03-31	0.25%
2024-12-31	2.32%
2024-09-30	6.26%
2024-06-30	4.84%
2024-03-31	5.90%
2023-12-31	6.07%
2023-09-30	3.23%
2023-06-30	13.46%
2023-03-31	11.80%
2022-12-31	10.73%
2022-09-30	10.41%
2022-06-30	-6.19%
2022-03-31	-2.27%
2021-12-31	-3.93%
2021-09-30	1.91%
2021-06-30	10.16%
2021-03-31	10.39%
2020-12-31	13.73%
2020-09-30	5.53%
2020-06-30	1.46%
2020-03-31	-0.98%
2019-12-31	9.15%
2019-09-30	5.24%
2019-06-30	4.87%
2019-03-31	4.06%
2018-12-31	-5.69%
2018-09-30	-1.14%
2018-06-30	14.31%
2018-03-31	13.90%
2017-12-31	16.21%
2017-09-30	14.43%
2017-06-30	0.90%
2017-03-31	6.50%
2016-12-31	6.34%
2016-09-30	11.08%
2016-06-30	8.18%
2016-03-31	2.11%
2015-12-31	2.69%
2015-09-30	0.58%
2015-06-30	1.68%
2015-03-31	2.59%
2014-12-31	2.77%
2014-09-30	2.90%
2014-06-30	2.99%
2014-03-31	2.29%
2013-12-31	2.55%
2013-09-30	2.01%
2013-06-30	1.46%
2013-03-31	1.61%
2012-12-31	1.50%
2012-09-30	7.11%
2012-06-30	7.10%
2012-03-31	6.85%
2011-12-31	5.53%
2011-09-30	0.20%
2011-06-30	0.75%
2011-03-31	0.67%
2010-12-31	0.60%
2010-09-30	0.76%
2010-06-30	1.43%

Annual ROA

Date	ROA
2025-12-31	8.99%
2024-12-31	2.32%
2023-12-31	6.07%
2022-12-31	10.73%
2021-12-31	-3.93%
2020-12-31	13.73%
2019-12-31	9.45%
2018-12-31	-5.69%
2017-12-31	16.21%
2016-12-31	6.27%
2015-12-31	2.69%
2014-12-31	2.77%
2013-12-31	2.55%
2012-12-31	1.50%
2011-12-31	5.76%
2010-12-31	0.60%
2009-12-31	3.04%