WTM accumulated oci history

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

White Mountains Insurance Group, Ltd. Common Stock Accumulated OCI — Quarterly (USD)
Period ending	Accumulated OCI (USD)
Jun 30, 2026	1,300,000
Mar 31, 2026	1,400,000
Dec 31, 2025	800,000
Sep 30, 2025	0
Jun 30, 2025	300,000
Mar 31, 2025	-500,000
Dec 31, 2024	-1,700,000
Sep 30, 2024	-1,000,000
Jun 30, 2024	-1,800,000
Mar 31, 2024	-1,800,000
Dec 31, 2023	-1,600,000
Sep 30, 2023	-2,700,000
Jun 30, 2023	-1,700,000
Mar 31, 2023	-2,700,000
Dec 31, 2022	-3,500,000
Sep 30, 2022	-3,200,000
Jun 30, 2022	-5,000,000
Mar 31, 2022	-400,000
Dec 31, 2021	1,700,000
Sep 30, 2021	200,000
Jun 30, 2021	2,400,000
Mar 31, 2021	1,300,000
Dec 31, 2020	-400,000
Sep 30, 2020	-6,500,000
Jun 30, 2020	-10,300,000
Mar 31, 2020	-10,600,000
Dec 31, 2019	-7,200,000
Sep 30, 2019	-11,300,000
Jun 30, 2019	-9,000,000
Mar 31, 2019	-6,100,000
Dec 31, 2018	-5,800,000
Sep 30, 2018	-2,800,000
Jun 30, 2018	-2,200,000
Mar 31, 2018	-1,300,000
Dec 31, 2017	-1,300,000
Sep 30, 2017	-1,300,000
Jun 30, 2017	-3,000,000
Mar 31, 2017	-3,700,000
Dec 31, 2016	-4,600,000
Sep 30, 2016	-4,300,000
Jun 30, 2016	-4,500,000
Mar 31, 2016	-112,600,000
Dec 31, 2015	-149,900,000
Sep 30, 2015	-140,800,000
Jun 30, 2015	-125,800,000
Mar 31, 2015	-108,200,000
Dec 31, 2014	-49,500,000
Sep 30, 2014	0
Jun 30, 2014	85,800,000
Mar 31, 2014	80,800,000
Dec 31, 2013	0
Sep 30, 2013	59,000,000
Jun 30, 2013	19,600,000
Mar 31, 2013	120,200,000
Dec 31, 2012	131,900,000
Sep 30, 2012	129,700,000
Jun 30, 2012	30,400,000
Mar 31, 2012	59,000,000
Dec 31, 2011	0
Sep 30, 2011	171,400,000
Jun 30, 2011	197,000,000
Mar 31, 2011	180,400,000
Dec 31, 2010	0
Sep 30, 2010	162,800,000
Jun 30, 2010	-1,200,000
Mar 31, 2010	0
Dec 31, 2009	-3,500,000
Sep 30, 2009	0
Jun 30, 2009	-188,700,000
Mar 31, 2009	-341,800,000
Dec 31, 2008	-281,300,000
Sep 30, 2008	-120,600,000
Jun 30, 2008	93,400,000
Mar 31, 2008	140,400,000
Dec 31, 2007	303,700,000
Sep 30, 2007	260,600,000
Jun 30, 2007	195,900,000
Mar 31, 2007	248,800,000
Dec 31, 2006	231,800,000
Sep 30, 2006	173,800,000
Jun 30, 2006	0
Mar 31, 2006	162,800,000
Dec 31, 2005	208,100,000
Sep 30, 2005	267,900,000
Jun 30, 2005	388,700,000
Mar 31, 2005	336,200,000
Dec 31, 2004	462,200,000
Sep 30, 2004	385,500,000
Jun 30, 2004	254,200,000
Mar 31, 2004	0
Dec 31, 2003	285,700,000
Sep 30, 2003	251,800,000
Jun 30, 2003	0
Mar 31, 2003	196,500,000
Dec 31, 2002	201,400,000
Sep 30, 2002	190,400,000
Jun 30, 2002	112,200,000
Mar 31, 2002	-31,100,000
Dec 31, 2001	-17,100,000
Sep 30, 2001	37,800,000