Hanover Insurance Group, Inc. SEC filings THG
Hanover Insurance Group, Inc. has 1,000 filings in SEC EDGAR's recent list, going back to Aug 28, 2017. Its latest annual report, Form ARS, was filed on Mar 26, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 28, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 10-Q/A | Amended quarterly report | Nov 5, 2026 | Sep 30, 2026 |
| 10-Q | Quarterly report | Oct 29, 2026 | Sep 30, 2026 |
| 10-Q | Quarterly report | Jul 29, 2026 | Jun 30, 2026 |
| 10-Q | Quarterly report | Apr 30, 2026 | Mar 31, 2026 |
| 10-Q | Quarterly report | Oct 30, 2025 | Sep 30, 2025 |
| 10-Q | Quarterly report | Jul 31, 2025 | Jun 30, 2025 |
| 10-Q | Quarterly report | May 1, 2025 | Mar 31, 2025 |
| 10-Q | Quarterly report | Oct 31, 2024 | Sep 30, 2024 |
| 10-Q | Quarterly report | Aug 1, 2024 | Jun 30, 2024 |
| 10-Q | Quarterly report | May 2, 2024 | Mar 31, 2024 |
| 10-Q | Quarterly report | Nov 2, 2023 | Sep 30, 2023 |
| 10-Q | Quarterly report | Aug 4, 2023 | Jun 30, 2023 |
| 10-Q | Quarterly report | May 3, 2023 | Mar 31, 2023 |
| 10-Q | Quarterly report | Nov 2, 2022 | Sep 30, 2022 |
| 10-Q | Quarterly report | Aug 3, 2022 | Jun 30, 2022 |
| 10-Q | Quarterly report | May 4, 2022 | Mar 31, 2022 |
| 10-Q | Quarterly report | Oct 28, 2021 | Sep 30, 2021 |
| 10-Q | Quarterly report | Jul 28, 2021 | Jun 30, 2021 |
| 10-Q | Quarterly report | Apr 30, 2021 | Mar 31, 2021 |
| 10-Q | Quarterly report | Oct 28, 2020 | Sep 30, 2020 |
| 10-Q | Quarterly report | Jul 29, 2020 | Jun 30, 2020 |
| 10-Q | Quarterly report | Apr 29, 2020 | Mar 31, 2020 |
| 10-Q | Quarterly report | Oct 31, 2019 | Sep 30, 2019 |
| 10-Q | Quarterly report | Aug 1, 2019 | Jun 30, 2019 |
| 10-Q | Quarterly report | May 2, 2019 | Mar 31, 2019 |
| 10-Q | Quarterly report | Nov 1, 2018 | Sep 30, 2018 |
| 10-Q | Quarterly report | Aug 3, 2018 | Jun 30, 2018 |
| 10-Q | Quarterly report | May 3, 2018 | Mar 31, 2018 |
| 10-Q | Quarterly report | Nov 2, 2017 | Sep 30, 2017 |
Showing 29 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Fire, Marine & Casualty Insurance (SIC 6331)
- Listed as
- THG (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Worcester, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 944695
- Former names
- ALLMERICA FINANCIAL CORP (until Nov 14, 2005)
Other Fire, Marine & Casualty Insurance companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.