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White Mountains Insurance Group WTM Casualty-Runoff — Total Reinsurance recoverables on unpaid losses
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Where this comes from
Reported directly by White Mountains Insurance Group in its filing.
Tagged under the XBRL concept us-gaap:ReinsuranceRecoverablesOnUnpaidLossesGross.
The source filing: White Mountains Insurance Group’s 10-K, filed February 27, 2026.
- Filed
- Feb 27, 2026, 9:21 AM EST
- Fiscal year
- FY2025
- Accession
- 0001628280-26-012603
| Millions | Year Ended December 31, 2025 | Year Ended December 31, 2024 |
|---|---|---|
| WM Outrigger Re | 34.7 | 34.9 |
| Unpaid loss and LAE reserves, net of reinsurance recoverables on unpaid losses (1) | 1,972.7 | 1,693.1 |
| Plus: Reinsurance recoverables on unpaid losses | ||
| Property and Accident & Health (2) | 142.4 | 121.5 |
| Marine & Energy | 208.9 | 180.1 |
| Specialty | 44.4 | 51.3 |
| Casualty-Active | 113.0 | 80.7 |
| Casualty-Runoff | (.4) | .8 |
Item 16. Form 10-K Summary.
FAQ
- What is White Mountains Insurance Group's casualty-runoff — total reinsurance recoverables on unpaid losses?
- White Mountains Insurance Group (WTM) reported casualty-runoff — total reinsurance recoverables on unpaid losses of -$400K in Q4 2025.
- How has White Mountains Insurance Group's casualty-runoff — total reinsurance recoverables on unpaid losses changed year-over-year?
- White Mountains Insurance Group's casualty-runoff — total reinsurance recoverables on unpaid losses decreased by 150.0% year-over-year, from $800K to -$400K.
- What does casualty-runoff — total reinsurance recoverables on unpaid losses mean?
- The total amount expected to be recovered from reinsurers for unpaid loss and loss adjustment expense reserves. This metric indicates the extent to which the company has transferred its underwriting risk to third-party reinsurers.
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