# HANOVER INSURANCE GROUP, INC. — DEF 14A

HANOVER INSURANCE GROUP, INC. of WORCESTER, MA filed a DEF 14A with the SEC on 2026-03-26. Industry: Fire, Marine & Casualty Insurance.

## Filing

- Filed: 2026-03-26
- Form: DEF 14A
- Accession: 0001193125-26-125009
- Registrant: HANOVER INSURANCE GROUP, INC.
- CIK: 0000944695
- Industry (SIC): Fire, Marine & Casualty Insurance (6331)
- State of incorporation: DE
- Location: WORCESTER, MA

## Documents (34)

_Showing 15 of 34 documents._

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEF 14A | DEF 14A |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |
| 4 | GRAPHIC | GRAPHIC |
| 5 | GRAPHIC | GRAPHIC |
| 6 | GRAPHIC | GRAPHIC |
| 7 | GRAPHIC | GRAPHIC |
| 8 | GRAPHIC | GRAPHIC |
| 9 | GRAPHIC | GRAPHIC |
| 10 | GRAPHIC | GRAPHIC |
| 11 | GRAPHIC | GRAPHIC |
| 12 | GRAPHIC | GRAPHIC |
| 13 | GRAPHIC | GRAPHIC |
| 14 | GRAPHIC | GRAPHIC |
| 15 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (53)

_Showing 12 of 53 filings._

| Filed | Form |
| --- | --- |
| [2026-03-26](https://search.stillhousedata.com/proxy/0001193125-26-125013) | DEFA14A |
| 2026-03-26 | DEF 14A |
| [2025-03-27](https://search.stillhousedata.com/proxy/0000950170-25-045711) | DEFA14A |
| [2025-03-27](https://search.stillhousedata.com/proxy/0000950170-25-045710) | DEF 14A |
| [2024-03-28](https://search.stillhousedata.com/proxy/0000950170-24-037587) | DEFA14A |
| [2024-03-28](https://search.stillhousedata.com/proxy/0000950170-24-037586) | DEF 14A |
| [2024-03-15](https://search.stillhousedata.com/proxy/0000950170-24-031862) | PRE 14A |
| [2023-03-24](https://search.stillhousedata.com/proxy/0001564590-23-004286) | DEFA14A |
| [2023-03-24](https://search.stillhousedata.com/proxy/0001564590-23-004285) | DEF 14A |
| [2022-03-25](https://search.stillhousedata.com/proxy/0001564590-22-011744) | DEFA14A |
| [2022-03-25](https://search.stillhousedata.com/proxy/0001564590-22-011743) | DEF 14A |
| [2021-03-26](https://search.stillhousedata.com/proxy/0001564590-21-015662) | DEFA14A |

## More

- [CIK 944695 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=944695&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001193125-26-125009.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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