White Mountains Insurance Group, Ltd.

WTM Financial Insurance Property & Casualty

White Mountains Insurance Group, Ltd.’s revenue for fiscal 2025 (year ended December 2025) was $3.7 billion, up 66.8% from fiscal 2024.

Revenue
−25.8%
EPS
−140.1%
Free cash flow
−0.75%
Total debt
+21.3%

Quarter to September 2026, against a year earlier

2,258.00 36.16 −1.58%
Market cap
$5.5B
P/E
6.0×
Fwd P/E
5.1×
Dividend yield
0.04%
F-score
6/9
Altman Z
n/a
Beneish M
n/a
Dividend safety
n/a
Dec '25 Dec '24 Dec '23 Dec '22 Dec '21 Dec '20 Dec '19 Dec '18 Dec '17 Dec '16
Piotroski F-Score
6 5 6 7 4 5 6 3 7 5
P/E ratio
4.81 21.61 7.61 5.04 0.00 4.36 8.55 0.00 5.74 10.51
P/S ratio
1.41 2.20 1.76 3.41 5.02 3.44 3.92 7.77 9.62 5.21
P/FCF ratio
9.58 8.41 9.47 10.84 82.06 0.00 0.00 0.00 38.41 0.00
P/Operating CF
97.71 76.84 155.76 18.97 (416.93) (42.35) (73.00) (4,777.33) 1,797.44 (209.49)
P/B ratio
0.86 0.96 0.84 1.00 0.83 0.81 1.11 1.05 1.07 1.04
EV/Sales
1.58 2.36 1.97 3.69 5.47 2.91 4.06 7.99 9.42 5.12
EV/EBITDA
3.68 11.80 6.32 0.00 0.00 3.75 7.80 0.00 74.45 0.00
EV/FCF
10.77 9.04 10.56 11.72 89.32 (42.24) (29.85) (91.86) 37.62 (21.90)
Current Ratio
0.45 0.44 0.42 0.54 0.47 2.11 0.66 0.63 0.78 0.59
Net Debt/EBITDA
0.41 0.83 0.66 (4.36) (1.29) (0.69) 0.26 (0.65) (1.55) 0.64
Debt/Equity
0.14 0.11 0.12 0.15 0.11 0.10 0.09 0.07 0.01 0.00
ROE
19.66% 4.75% 11.99% 20.75% (7.32%) 20.36% 14.14% (4.65%) 17.73% 9.94%
ROA
9.95% 2.52% 6.46% 11.02% (4.66%) 16.08% 11.29% (4.02%) 12.32% 4.78%
ROIC
13.88% 4.32% 7.72% (1.91%) (4.19%) 12.40% 7.80% (3.88%) 0.19% (2.47%)
Return on Tangible Assets
(46.06%) (11.55%) (30.65%) (67.06%) 24.26% 143.35% (318.85%) 123.00% (1,455.22%) (545.92%)
Average Days of Receivables
170.20 221.95 178.52 361.25 517.62 34.07 35.34 86.43 56.44 57.40
Earnings Yield
20.81% 4.63% 13.15% 19.83% (8.78%) 22.92% 11.70% (4.92%) 17.42% 9.51%
Free Cash Flow Yield
10.43% 11.89% 10.56% 9.22% 1.22% (2.00%) (3.47%) (1.12%) 2.60% (4.49%)
Free Cash Flow per Share
217.22 231.74 159.89 129.16 12.68 (19.67) (38.36) (9.31) 22.32 (31.33)
Book value per Share
2,416.29 2,026.30 1,804.93 1,392.43 1,217.45 1,239.18 1,001.18 813.35 792.83 750.71
Free Cash Flow
550.50 586.80 404.10 365.00 38.60 (60.60) (120.50) (31.10) 94.60 (155.10)
EV/EBIT
3.75 12.07 6.29 0.00 0.00 3.90 8.54 0.00 348.67 0.00
Other line items

Show all line items

Columns are period end dates · fundamentals updated 5 Nov 2026