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The Hanover Insurance Group THG Specialty Lines — Catastrophe Losses
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Where this comes from
Reported directly by The Hanover Insurance Group in its filing.
Tagged under the XBRL concept thg:CatastropheLosses.
The source filing: The Hanover Insurance Group’s 10-K, filed February 20, 2026.
- Filed
- Feb 20, 2026, 1:43 PM EST
- Fiscal year
- FY2025
- Accession
- 0001193125-26-060983
| December 31, 2025 / (in millions) | Core Commercial | Specialty | Personal Lines | Other | Total |
|---|---|---|---|---|---|
| Losses and LAE: | |||||
| Current accident year losses and LAE | 1,305.6 | 699.6 | 1,518.2 | — | 3,523.4 |
| Prior year unfavorable (favorable) development, excluding catastrophes | (7.1) | (56.8) | (7.2) | 0.7 | (70.4) |
| Catastrophe losses | 124.4 | 38.1 | 139.8 | — | 302.3 |
| Prior year favorable catastrophe development | (11.0) | (4.0) | (11.0) | — | (26.0) |
| Total losses and LAE | 1,411.9 | 676.9 | 1,639.8 | 0.7 | 3,729.3 |
| Amortization of deferred acquisition costs and other underwriting expenses(1) | 746.9 | 524.1 | 668.3 | — | 1,939.3 |
| Underwriting income (loss) | 52.2 | 197.3 | 243.7 | (0.7) | 492.5 |
ITEM 8 – FINANCIAL STATEMENTS AND SUPPLEMENTARY DATA
FAQ
- What is The Hanover Insurance Group's specialty lines — catastrophe losses?
- The Hanover Insurance Group (THG) reported specialty lines — catastrophe losses of $9.53M in Q4 2025.
- How has The Hanover Insurance Group's specialty lines — catastrophe losses changed year-over-year?
- The Hanover Insurance Group's specialty lines — catastrophe losses decreased by 27.0% year-over-year, from $13.05M to $9.53M.
- What is the long-term trend for The Hanover Insurance Group's specialty lines — catastrophe losses?
- Over 3 years (2022 to 2025), The Hanover Insurance Group's specialty lines — catastrophe losses has grown at a -2.7% compound annual growth rate (CAGR), from $41.4M to $38.1M.
- What does specialty lines — catastrophe losses mean?
- This represents the financial impact of large-scale, unpredictable events such as natural disasters or major accidents on the segment's insurance portfolio. It measures the volatility of the segment's underwriting results due to external environmental or catastrophic factors. High levels of these losses can significantly impact short-term profitability and capital adequacy.
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