White Mountains Insurance Group, Ltd. Common Stock (WTM)

Debt to Equity

0.17×

Quarterly · Period ending: Jun 30, 2026

WTM Debt to Equity

Latest reported0.17×period endingJun 30, 2026

WTM Quarterly Debt/Equity (0.00× → 0.17×)

Latest values, visible window

High-resolution chart · PNG

WTM debt to equity history

Quarterly. Dates are reporting period ends; fiscal years can differ from calendar years.

White Mountains Insurance Group, Ltd. Common Stock Debt to Equity — Quarterly
Period ending	Debt to Equity
Jun 30, 2026	0.1731×
Mar 31, 2026	0.1554×
Dec 31, 2025	0.1543×
Sep 30, 2025	0.1606×
Jun 30, 2025	0.1496×
Mar 31, 2025	0.1499×
Dec 31, 2024	0.1255×
Sep 30, 2024	0.1182×
Jun 30, 2024	0.1199×
Mar 31, 2024	0.119×
Dec 31, 2023	0.1331×
Sep 30, 2023	0.143×
Jun 30, 2023	0.1443×
Mar 31, 2023	0.1426×
Dec 31, 2022	0.1535×
Sep 30, 2022	0.166×
Jun 30, 2022	0.186×
Mar 31, 2022	0.1951×
Dec 31, 2021	0.1801×
Sep 30, 2021	0.2017×
Jun 30, 2021	0.1078×
Mar 31, 2021	0.1123×
Dec 31, 2020	0.0964×
Sep 30, 2020	0.1055×
Jun 30, 2020	0.1105×
Mar 31, 2020	0.0958×
Dec 31, 2019	0.0869×
Sep 30, 2019	0.0721×
Jun 30, 2019	0.0733×
Mar 31, 2019	0.0626×
Dec 31, 2018	0.0678×
Sep 30, 2018	0.0551×
Jun 30, 2018	0.0577×
Mar 31, 2018	0.0063×
Dec 31, 2017	0.0068×
Sep 30, 2017	0.0027×
Jun 30, 2017	0.0029×
Mar 31, 2017	0.0785×
Dec 31, 2016	0.0035×
Sep 30, 2016	0.079×
Jun 30, 2016	0.0748×
Mar 31, 2016	0.1407×
Dec 31, 2015	0.0863×
Sep 30, 2015	0.1023×
Jun 30, 2015	0.1883×
Mar 31, 2015	0.1869×
Dec 31, 2014	0.0859×
Sep 30, 2014	0.1691×
Jun 30, 2014	0.165×
Mar 31, 2014	0.1688×
Dec 31, 2013	0.1732×
Sep 30, 2013	0.1784×
Jun 30, 2013	0.1833×
Mar 31, 2013	0.1799×
Dec 31, 2012	0.2013×
Sep 30, 2012	0.1776×
Jun 30, 2012	0.1811×
Mar 31, 2012	0.1821×
Dec 31, 2011	0.1642×
Sep 30, 2011	0.1942×
Jun 30, 2011	0.1848×
Mar 31, 2011	0.2277×
Dec 31, 2010	0.2241×
Sep 30, 2010	0.2232×
Jun 30, 2010	0.2424×
Mar 31, 2010	0.2852×
Dec 31, 2009	0.2873×
Sep 30, 2009	0.2937×
Jun 30, 2009	0.3968×
Mar 31, 2009	0.4707×
Dec 31, 2008	0.4698×
Sep 30, 2008	0.3366×
Jun 30, 2008	0.3308×
Mar 31, 2008	0.356×
Dec 31, 2007	0.2531×
Sep 30, 2007	0.252×
Jun 30, 2007	0.2587×
Mar 31, 2007	0.2605×
Dec 31, 2006	0.2484×
Sep 30, 2006	0.1928×
Jun 30, 2006	0.2169×
Mar 31, 2006	0.2012×
Dec 31, 2005	0.2033×
Sep 30, 2005	0.1996×
Jun 30, 2005	0.19×
Mar 31, 2005	0.1987×
Dec 31, 2004	0.2017×
Sep 30, 2004	0.2183×
Jun 30, 2004	0.2346×
Mar 31, 2004	0.2593×
Dec 31, 2003	0.2494×
Sep 30, 2003	0.2657×
Jun 30, 2003	0.2581×
Mar 31, 2003	0.3144×
Dec 31, 2002	0.3294×
Sep 30, 2002	0.4472×
Jun 30, 2002	0.4812×
Mar 31, 2002	0.5209×
Dec 31, 2001	0.7788×
Sep 30, 2001	0.7122×