Where does White Mountains Insurance Group's balance sheet data come from?

Every line is extracted from White Mountains Insurance Group's SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.

	TTM Q1 '26	TTM Q4 '25	TTM Q3 '25	TTM Q2 '25	TTM Q1 '25
Cash and cash equivalents	——	——	——	——	——
Accrued investment income	——	——	——	——	——
Premiums receivable	——	——	——	——	——
Goodwill	$1.01B-0.8%	$1.02B-26.8%	$1.39B+72.9%	$805.4M+12.6%	$715.1M-0.7%
Other non-current assets	$3.25B+10.0%	$2.96B+14.3%	$2.59B+12.2%	$2.31B+0.8%	$2.29B+6.4%
Long-term investments	$8.35B+0.4%	$8.32B+18.9%	$7B—	——	——
Equity securities	$546.5M+13.1%	$483M+10.4%	$437.6M+0.6%	$435M-19.7%	$541.8M-16.6%
Deferred policy acquisition costs	——	——	——	——	——
Total assets	$13.17B+7.0%	$12.31B-0.3%	$12.35B+4.4%	$11.82B+7.4%	$11B+10.9%
Unearned premiums	——	——	——	——	——
Reinsurance balances payable	——	——	——	——	——
Long-term debt	$834.8M-0.3%	$837M-3.8%	$870.4M+25.3%	$694.6M+2.7%	$676.1M+20.2%
Other non-current liabilities	——	——	——	——	——
Reserve for insurance claims	——	——	——	——	——
Total liabilities	$6.99B+15.6%	$6.05B-8.7%	$6.63B+2.2%	$6.48B+10.5%	$5.87B+22.3%
Common stock	$2.5M0.0%	$2.5M-3.8%	$2.6M0.0%	$2.6M0.0%	$2.6M0.0%
Additional paid-in capital	$578.8M+0.4%	$576.5M-0.9%	$582M+1.4%	$574M+1.7%	$564.5M+0.1%
Retained earnings	$4.79B-1.1%	$4.85B+15.8%	$4.18B+2.8%	$4.07B+3.2%	$3.94B+0.6%
Accumulated other comprehensive income (loss)	$1.4M+75.0%	$800K—	$0-100%	$300K+160%	-$500K+70.6%
Redeemable noncontrolling interests	——	——	——	——	——
Noncontrolling interests	$671M-3.9%	$698.2M-14.6%	$817.1M+17.5%	$695.7M+10.4%	$630.1M-2.7%
Total stockholders' equity	$5.37B-1.0%	$5.43B+13.8%	$4.77B+2.7%	$4.64B+3.0%	$4.51B+0.6%
Total liabilities and stockholders' equity	$13.17B+7.0%	$12.31B-0.3%	$12.35B+4.4%	$11.82B+7.4%	$11B+10.9%
Goodwill and Intangible Assets, Net	$1.01B-0.8%	$1.02B-26.8%	$1.39B+72.9%	$805.4M+12.6%	$715.1M-0.7%
Goodwill and intangible assets, net	$1.01B-0.8%	$1.02B-26.8%	$1.39B+72.9%	$805.4M+12.6%	$715.1M-0.7%
Investments	$8.35B+0.4%	$8.32B+18.9%	$7B—	——	——
Strategic investments	$3.25B+10.0%	$2.96B+14.3%	$2.59B+12.2%	$2.31B+0.8%	$2.29B+6.4%
Other Investments	$3.25B+10.0%	$2.96B+14.3%	$2.59B+12.2%	$2.31B+0.8%	$2.29B+6.4%
Total debt	$834.8M-6.5%	$893.2M+2.6%	$870.4M+25.3%	$694.6M+2.7%	$676.1M+13.1%
Common stock; $0.001 par value; 6,000 shares authorized; 3,755 and 3,751 shares issued and outstanding as of March 31, 2026 and December 31, 2025, respectively	$2.5M0.0%	$2.5M-3.8%	$2.6M0.0%	$2.6M0.0%	$2.6M0.0%
Noncontrolling interests in subsidiaries	$671M-3.9%	$698.2M-14.6%	$817.1M+17.5%	$695.7M+10.4%	$630.1M-2.7%
Redeemable noncontrolling interests in subsidiaries	——	——	——	——	——

Chart any of these lines over time, or line them up against competitors.

Compare these in charts →

Questions, answered.

Where does White Mountains Insurance Group's balance sheet data come from?: Every line is extracted from White Mountains Insurance Group's SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.