Quick Answer
HANOVER INSURANCE GROUP, INC. reported Long-Term Debt of $843.30 million for fiscal year 2025.
HANOVER INSURANCE GROUP, INC. Long-Term Debt — Annual History
| Fiscal Year | Long-Term Debt | YoY Change |
|---|---|---|
| 2025 | $843.30M | +16.8% |
| 2024 | $722.30M | -7.8% |
| 2023 | $783.20M | +0.7% |
| 2018 | $777.90M | -1.1% |
| 2017 | $786.90M | +0.1% |
| 2016 | $786.40M | -2.1% |
| 2015 | $803.10M | -11.1% |
| 2014 | $903.50M | -0.0% |
| 2013 | $903.90M | +6.4% |
| 2012 | $849.40M | -6.8% |
| 2011 | $911.10M | +50.4% |
| 2010 | $605.90M | +39.6% |
| 2009 | $433.90M | — |
Quarterly Long-Term Debt
| Quarter Ending | Long-Term Debt | YoY | QoQ |
|---|---|---|---|
| September 30, 2025 | $843.00M | — | +142.4% |
| June 30, 2025 | $347.80M | — | -51.9% |
| March 31, 2025 | $722.50M | — | +0.0% |
| December 31, 2024 | $722.30M | — | +10.6% |
| June 30, 2019 | $653.10M | -17.0% | +0.0% |
| March 31, 2019 | $653.00M | -17.0% | -16.1% |
| December 31, 2018 | $777.90M | -1.1% | +0.0% |
| September 30, 2018 | $777.60M | -1.2% | -1.2% |
- HANOVER INSURANCE GROUP, INC. showed an increase of +16.8% in Long-Term Debt compared to the prior fiscal year.
- Over the 2009–2025 period, HANOVER INSURANCE GROUP, INC.’s long-term debt has grown by 94.4% (from $433.90 million to $843.30 million).
- The most recent figure is from HANOVER INSURANCE GROUP, INC.’s fiscal year 2025 report (Form 10-K), filed with the SEC on February 20, 2026.
- All figures are sourced from SEC EDGAR XBRL filings, last verified June 17, 2026.
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