White Mountains Insurance Group Debt to Equity Ratio 2012-2025 | WTM

Current and historical debt to equity ratio values for White Mountains Insurance Group (WTM) over the last 10 years. The debt/equity ratio can be defined as a measure of a company's financial leverage calculated by dividing its long-term debt by stockholders' equity. White Mountains Insurance Group debt/equity for the three months ending September 30, 2025 was 0.14.
White Mountains Insurance Group Debt/Equity Ratio Historical Data
Date Long Term Debt Shareholder's Equity Debt to Equity Ratio
2025-09-30 $6.76B $5.59B 1.21
2025-06-30 $6.48B $5.34B 1.21
2025-03-31 $5.87B $5.14B 1.14
2024-12-31 $4.80B $5.13B 0.93
2024-09-30 $5.08B $5.26B 0.97
2024-06-30 $5.30B $4.87B 1.09
2024-03-31 $4.70B $4.89B 0.96
2023-12-31 $3.82B $4.56B 0.84
2023-09-30 $3.98B $4.16B 0.96
2023-06-30 $4.25B $4.13B 1.03
2023-03-31 $3.87B $4.09B 0.95
2022-12-31 $3.45B $3.94B 0.88
2022-09-30 $3.68B $3.87B 0.95
2022-06-30 $4.17B $3.49B 1.19
2022-03-31 $3.69B $3.67B 1.01
2021-12-31 $3.30B $3.71B 0.89
2021-09-30 $3.46B $3.65B 0.95
2021-06-30 $3.17B $4.11B 0.77
2021-03-31 $2.97B $3.94B 0.75
2020-12-31 $1.01B $3.82B 0.27
2020-09-30 $1.07B $3.31B 0.33
2020-06-30 $0.94B $3.06B 0.31
2020-03-31 $0.78B $2.96B 0.26
2019-12-31 $0.84B $3.15B 0.27
2019-09-30 $0.77B $3.07B 0.25
2019-06-30 $0.74B $3.01B 0.25
2019-03-31 $0.65B $2.98B 0.22
2018-12-31 $0.64B $2.72B 0.24
2018-09-30 $0.58B $2.84B 0.21
2018-06-30 $0.57B $2.80B 0.20
2018-03-31 $0.29B $3.30B 0.09
2017-12-31 $0.30B $3.36B 0.09
2017-09-30 $0.30B $3.34B 0.09
2017-06-30 $3.02B $3.76B 0.80
2017-03-31 $2.76B $3.76B 0.73
2016-12-31 $2.80B $3.72B 0.76
2016-09-30 $2.88B $3.80B 0.76
2016-06-30 $2.97B $4.10B 0.72
2016-03-31 $6.16B $4.24B 1.45
2015-12-31 $5.92B $4.37B 1.35
2015-09-30 $6.14B $4.21B 1.46
2015-06-30 $5.97B $4.46B 1.34
2015-03-31 $5.97B $4.54B 1.32
2014-12-31 $5.92B $4.54B 1.30
2014-09-30 $7.69B $4.50B 1.71
2014-06-30 $7.75B $4.61B 1.68
2014-03-31 $7.89B $4.53B 1.74
2013-12-31 $7.75B $4.40B 1.76
2013-09-30 $8.02B $4.29B 1.87
2013-06-30 $8.09B $4.19B 1.93
2013-03-31 $8.33B $4.28B 1.95
2012-12-31 $8.64B $4.26B 2.03
2012-09-30 $9.09B $4.38B 2.08
2012-06-30 $8.95B $4.34B 2.06
2012-03-31 $9.07B $4.31B 2.10
2011-12-31 $9.40B $4.67B 2.01
2011-09-30 $10.56B $4.02B 2.63
2011-06-30 $9.99B $4.22B 2.37
2011-03-31 $10.39B $4.21B 2.47
2010-12-31 $10.27B $4.26B 2.41
2010-09-30 $10.72B $4.27B 2.51
2010-06-30 $11.34B $4.16B 2.73
2010-03-31 $11.57B $4.26B 2.72
2009-12-31 $11.10B $4.34B 2.56
2009-09-30 $11.43B $4.25B 2.69
2009-06-30 $11.70B $3.85B 3.04
2009-03-31 $12.16B $3.48B 3.49
2008-12-31 $12.38B $3.51B 3.53
2008-09-30 $13.70B $4.06B 3.37
2008-06-30 $14.11B $4.60B 3.07
2008-03-31 $14.69B $4.68B 3.14
2007-12-31 $14.37B $4.71B 3.05
2007-09-30 $14.99B $4.73B 3.17
2007-06-30 $14.61B $4.58B 3.19
2007-03-31 $14.74B $4.54B 3.24
2006-12-31 $14.99B $4.46B 3.36
2006-09-30 $14.59B $4.12B 3.54
2006-06-30 $14.86B $3.86B 3.85
2006-03-31 $15.21B $3.87B 3.93
2005-12-31 $15.59B $3.83B 4.07
2005-09-30 $15.91B $3.88B 4.10
2005-06-30 $15.09B $4.09B 3.69
2005-03-31 $14.92B $3.91B 3.81
2004-12-31 $15.13B $3.88B 3.90
2004-09-30 $15.31B $3.64B 4.21
2004-06-30 $14.41B $3.51B 4.10
2004-03-31 $12.32B $3.18B 3.87
2003-12-31 $12.90B $2.98B 4.33
2003-09-30 $13.14B $2.80B 4.70
2003-06-30 $14.65B $2.87B 5.11
2003-03-31 $13.65B $2.49B 5.49
2002-12-31 $13.63B $2.41B 5.66
2002-09-30 $14.73B $2.34B 6.29
2002-06-30 $14.04B $2.21B 6.37
2002-03-31 $13.83B $2.07B 6.69
2001-12-31 $15.17B $1.45B 10.50
2001-09-30 $13.70B $1.57B 8.75
2001-06-30 $14.25B $0.62B 22.96
2001-03-31 $2.55B $1.04B 2.45
2000-12-31 $2.50B $1.05B 2.39
2000-09-30 $2.22B $1.03B 2.16
2000-06-30 $2.35B $0.64B 3.67
2000-03-31 $1.86B $0.64B 2.92
1999-12-31 $1.44B $0.61B 2.34
1999-09-30 $1.28B $0.62B 2.05
1999-06-30 $1.35B $0.63B 2.16
1999-03-31 $1.43B $0.67B 2.13
1998-12-31 $2.58B $0.70B 3.67
1998-09-30 $2.52B $0.67B 3.77
1998-06-30 $1.50B $0.71B 2.11
1998-03-31 $1.56B $0.70B 2.24
1997-12-31 $1.36B $0.67B 2.02
1997-09-30 $1.30B $0.72B 1.81
1997-06-30 $1.02B $0.67B 1.53
1997-03-31 $1.14B $0.68B 1.67
1996-12-31 $1.29B $0.69B 1.88
1996-09-30 $1.17B $0.71B 1.65
1996-06-30 $1.26B $0.72B 1.76
1996-03-31 $1.33B $0.71B 1.87
1995-12-31 $1.17B $0.70B 1.68
1995-09-30 $1.07B $0.65B 1.64
1995-06-30 $1.09B $0.73B 1.50
1995-03-31 $1.04B $0.64B 1.63
1994-12-31 $1.15B $0.66B 1.73
1994-09-30 $1.29B $0.74B 1.74
1994-06-30 $1.56B $0.89B 1.75
1994-03-31 $1.85B $0.87B 2.13
1993-12-31 $2.40B $0.91B 2.65
1993-09-30 $2.26B $1.14B 1.99
1993-06-30 $2.35B $1.09B 2.17
1993-03-31 $1.82B $1.05B 1.73
1992-12-31 $2.14B $0.99B 2.17
1992-09-30 $0.00B 0.00
1992-06-30 $0.00B 0.00
1992-03-31 $2.14B $0.99B 2.17
1991-12-31 $1.47B $1.50B 0.98
1990-12-31 $0.00B 0.00
1990-03-31 $0.00B 0.00
1989-12-31 $0.00B 0.00
Sector Industry Market Cap Revenue
Finance Property, Casualty and Title Insurance $5.566B $3.735B
White Mountains Insurance Group, Ltd. is engaged in the business of property and casualty insurance and reinsurance.
Stock Name Country Market Cap PE Ratio
Berkshire Hathaway (BRK.A) United States $1080.699B 22.14
Berkshire Hathaway (BRK.B) United States $1073.382B 21.99
Chubb (CB) Switzerland $127.884B 13.09
Progressive (PGR) United States $119.936B 11.21
Sampo (SAXPY) Finland $113.080B 17.79
Tokio Marine Holdings (TKOMY) Japan $81.712B 15.09
Travelers (TRV) United States $65.627B 10.63
Allstate (ALL) United States $54.302B 5.94
MS&AD Insurances (MSADY) Japan $41.523B 8.26
Hartford Insurance (HIG) United States $39.359B 10.50
Fairfax Financial Holdings (FRFHF) Canada $37.874B 8.37
Arch Capital Group (ACGL) Bermuda $35.675B 9.97
Intact Financial (IFCZF) $34.135B 0.00
W.R Berkley (WRB) United States $26.487B 16.25
Cincinnati Financial (CINF) United States $25.395B 20.47
CNA Financial (CNA) United States $13.179B 9.90
RenaissanceRe Holdings (RNR) Bermuda $13.106B 7.58
American Financial (AFG) United States $10.755B 12.53
Kinsale Capital (KNSL) United States $8.638B 19.03
Axis Capital Holdings (AXS) Bermuda $7.846B 7.86
First American Financial (FAF) United States $6.850B 11.09
Hanover Insurance (THG) United States $6.113B 8.99
Essent Group (ESNT) Bermuda $5.937B 8.91
RLI (RLI) United States $5.659B 17.46
Selective Insurance (SIGI) United States $5.192B 11.69
Mercury General (MCY) United States $5.177B 13.31
Hagerty (HGTY) United States $4.125B 33.50
Palomar Holdings (PLMR) United States $3.501B 18.40
NMI Holdings Inc (NMIH) United States $3.048B 8.08
HCI (HCI) United States $2.047B 10.04
Stewart Information Services (STC) United States $1.945B 14.22
Skyward Specialty Insurance (SKWD) United States $1.832B 12.43
Exzeo (XZO) United States $1.398B 0.00
ProAssurance (PRA) United States $1.259B 21.11
Safety Insurance (SAFT) United States $1.182B 15.40
United Fire (UFCS) United States $1.003B 8.55
Root (ROOT) United States $0.910B 17.73
UNIVERSAL INSURANCE HOLDINGS INC (UVE) United States $0.874B 7.28
Bowhead Specialty Holdings (BOW) United States $0.789B 15.04
Heritage Insurance Holdings (HRTG) United States $0.767B 5.14
Donegal (DGICA) United States $0.685B 7.92
Donegal (DGICB) United States $0.589B 7.30
American Coastal Insurance (ACIC) United States $0.541B 6.56
Investors Title (ITIC) United States $0.498B 13.89
Greenlight Capital Re (GLRE) Cayman Islands $0.481B 0.00
Global Indemnity (GBLI) United States $0.404B 13.19
Kingsway Financial Services (KFS) United States $0.354B 0.00
American Integrity Insurance (AII) United States $0.349B 0.00
NI Holdings (NODK) United States $0.274B 102.38
Kingstone (KINS) United States $0.222B 7.45
First Acceptance (FACO) United States $0.149B 5.27
Roadzen (RDZN) United States $0.093B 0.00