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

Income Before Tax

$256.00M

Quarterly · Period ending: Jun 30, 2026 · USD

WTM Income Before Tax

Latest reported$256.00Mperiod endingJun 30, 2026

WTM Quarterly Pre-Tax Income ($0.00 → $256.00M)

Quarterly income before tax

High-resolution chart · PNG

WTM income before tax history

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

White Mountains Insurance Group, Ltd. Common Stock Income Before Tax — Quarterly (USD)
Period ending	Income Before Tax (USD)
Jun 30, 2026	256,000,000
Mar 31, 2026	-25,500,000
Dec 31, 2025	901,000,000
Sep 30, 2025	178,800,000
Jun 30, 2025	176,500,000
Mar 31, 2025	72,400,000
Dec 31, 2024	-120,700,000
Sep 30, 2024	239,500,000
Jun 30, 2024	-34,700,000
Mar 31, 2024	232,600,000
Dec 31, 2023	327,800,000
Sep 30, 2023	21,100,000
Jun 30, 2023	17,400,000
Mar 31, 2023	199,100,000
Dec 31, 2022	129,000,000
Sep 30, 2022	-31,000,000
Jun 30, 2022	-232,600,000
Mar 31, 2022	-14,800,000
Dec 31, 2021	36,700,000
Sep 30, 2021	-360,600,000
Jun 30, 2021	161,400,000
Mar 31, 2021	-138,700,000
Dec 31, 2020	357,300,000
Sep 30, 2020	321,200,000
Jun 30, 2020	132,700,000
Mar 31, 2020	-166,000,000
Dec 31, 2019	56,500,000
Sep 30, 2019	51,100,000
Jun 30, 2019	15,800,000
Mar 31, 2019	281,700,000
Dec 31, 2018	-144,100,000
Sep 30, 2018	44,300,000
Jun 30, 2018	-12,400,000
Mar 31, 2018	-66,000,000
Dec 31, 2017	5,200,000
Sep 30, 2017	8,400,000
Jun 30, 2017	-2,200,000
Mar 31, 2017	-3,600,000
Dec 31, 2016	-66,800,000
Sep 30, 2016	-13,800,000
Jun 30, 2016	-25,100,000
Mar 31, 2016	8,500,000
Dec 31, 2015	258,100,000
Sep 30, 2015	-86,900,000
Jun 30, 2015	-5,100,000
Mar 31, 2015	500,000
Dec 31, 2014	46,200,000
Sep 30, 2014	-35,500,000
Jun 30, 2014	109,500,000
Mar 31, 2014	112,500,000
Dec 31, 2013	134,200,000
Sep 30, 2013	55,300,000
Jun 30, 2013	3,600,000
Mar 31, 2013	151,800,000
Dec 31, 2012	-50,800,000
Sep 30, 2012	135,100,000
Jun 30, 2012	37,600,000
Mar 31, 2012	140,800,000
Dec 31, 2011	58,000,000
Sep 30, 2011	1,300,000
Jun 30, 2011	36,100,000
Mar 31, 2011	-33,700,000
Dec 31, 2010	85,900,000
Sep 30, 2010	75,200,000
Jun 30, 2010	4,000,000
Mar 31, 2010	-26,800,000
Dec 31, 2009	153,500,000
Sep 30, 2009	258,300,000
Jun 30, 2009	303,800,000
Mar 31, 2009	48,400,000
Dec 31, 2008	-556,800,000
Sep 30, 2008	-481,900,000
Jun 30, 2008	2,300,000
Mar 31, 2008	-102,200,000
Dec 31, 2007	181,900,000
Sep 30, 2007	191,500,000
Jun 30, 2007	176,200,000
Mar 31, 2007	131,900,000
Dec 31, 2006	318,400,000
Sep 30, 2006	228,500,000
Jun 30, 2006	71,600,000
Mar 31, 2006	116,800,000
Dec 31, 2005	7,800,000
Sep 30, 2005	-130,800,000
Jun 30, 2005	193,100,000
Mar 31, 2005	222,900,000
Dec 31, 2004	115,700,000
Sep 30, 2004	-78,100,000
Jun 30, 2004	96,600,000
Mar 31, 2004	113,600,000
Dec 31, 2003	64,000,000
Sep 30, 2003	36,400,000
Jun 30, 2003	124,100,000
Mar 31, 2003	146,000,000
Dec 31, 2002	47,600,000
Sep 30, 2002	74,900,000
Jun 30, 2002	-7,500,000
Mar 31, 2002	-7,600,000
Dec 31, 2001	-235,800,000
Sep 30, 2001	-87,200,000