HANOVER INSURANCE GROUP, INC. — 8-K Filings
288 8-K filings on record
This page lists all 8-K filings submitted to the SEC by HANOVER INSURANCE GROUP, INC. (THG), sorted by most recent first. Each row links to the full filing on EdgarLookup. HANOVER INSURANCE GROUP, INC. has filed 288 8-K documents with the SEC since 2016. To view all SEC filings by HANOVER INSURANCE GROUP, INC., see the full filings list.
All
10-K
10-K/A
10-Q
10-Q/A
11-K
13F-HR
13F-HR/A
13F-NT
144
15-12B
25-NSE
3
3/A
305B2
4
4/A
424B2
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERTNYS
CORRESP
DEF 14A
DEF13E3/A
DEFA14A
FWP
IRANNOTICE
PRE 14A
PRE13E3
PRE13E3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13E3
SC 13E3/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 8-K | 8-K | 0001193125-26-036103 | Feb 4, 2026 | Feb 3, 2026 |
| 8-K | 8-K | 0001193125-25-320900 | Dec 16, 2025 | — |
| 8-K | 8-K | 0001193125-25-256618 | Oct 29, 2025 | — |
| 8-K | 8-K | 0001193125-25-185293 | Aug 21, 2025 | Aug 19, 2025 |
| 8-K | 8-K | 0000950170-25-100428 | Jul 31, 2025 | Jul 30, 2025 |
| 8-K | 8-K | 0000950170-25-071460 | May 14, 2025 | May 13, 2025 |
| 8-K | 8-K | 0000950170-25-061243 | Apr 30, 2025 | — |
| 8-K | 8-K | 0000950170-25-050122 | Apr 3, 2025 | Mar 31, 2025 |
| 8-K | 8-K | 0000950170-25-026882 | Feb 25, 2025 | — |
| 8-K | 8-K | 0000950170-25-013757 | Feb 4, 2025 | — |
| 8-K | 8-K | 0000950170-24-119063 | Oct 30, 2024 | — |
| 8-K | 8-K | 0000950170-24-097004 | Aug 14, 2024 | — |
| 8-K | 8-K | 0000950170-24-088683 | Jul 31, 2024 | — |
| 8-K | 8-K | 0000950170-24-084611 | Jul 18, 2024 | — |
| 8-K | 8-K | 0000950170-24-061064 | May 16, 2024 | May 14, 2024 |
| 8-K | 8-K | 0000950170-24-051367 | May 1, 2024 | — |
| 8-K | 8-K | 0000950170-24-009492 | Jan 31, 2024 | — |
| 8-K | 8-K | 0000950170-23-068804 | Dec 7, 2023 | Dec 5, 2023 |
| 8-K | 8-K | 0000950170-23-057548 | Nov 1, 2023 | — |
| 8-K | 8-K | 0000950170-23-053992 | Oct 18, 2023 | — |
| 8-K | 8-K | 0000950170-23-049068 | Sep 21, 2023 | Sep 19, 2023 |
| 8-K | 8-K | 0000950170-23-037273 | Aug 2, 2023 | — |
| 8-K | 8-K | 0000950170-23-033859 | Jul 21, 2023 | — |
| 8-K | 8-K | 0000950170-23-033617 | Jul 20, 2023 | — |
| 8-K | 8-K | 0000950170-23-019741 | May 9, 2023 | — |
| 8-K | 8-K | 0000950170-23-016753 | May 2, 2023 | — |
| 8-K | 8-K | 0000950170-23-013497 | Apr 19, 2023 | — |
| 8-K | 8-K | 0000950170-23-010394 | Mar 29, 2023 | Mar 24, 2023 |
| 8-K | 8-K | 0000950170-23-001619 | Feb 2, 2023 | Feb 1, 2023 |
| 8-K | 8-K | 0000950170-23-000934 | Jan 19, 2023 | — |
| 8-K | 8-K | 0000950170-22-020890 | Nov 2, 2022 | Nov 1, 2022 |
| 8-K | 8-K | 0000950170-22-019778 | Oct 20, 2022 | — |
| 8-K | 8-K | 0000950170-22-013905 | Aug 2, 2022 | — |
| 8-K | 8-K | 0000950170-22-012803 | Jul 19, 2022 | — |
| 8-K | 8-K | 0000950170-22-011556 | Jun 13, 2022 | — |
| 8-K | 8-K | 0001564590-22-019390 | May 11, 2022 | May 10, 2022 |
| 8-K | 8-K | 0001564590-22-017487 | May 3, 2022 | — |
| 8-K | 8-K | 0001564590-22-011912 | Mar 28, 2022 | — |
| 8-K | 8-K | 0001564590-22-004344 | Feb 9, 2022 | Feb 8, 2022 |
| 8-K | 8-K | 0001564590-22-003657 | Feb 2, 2022 | — |
| 8-K | 8-K | 0001564590-21-052364 | Oct 27, 2021 | — |
| 8-K | 8-K | 0001564590-21-048568 | Sep 22, 2021 | — |
| 8-K | 8-K | 0001564590-21-038372 | Jul 28, 2021 | Jul 27, 2021 |
| 8-K | 8-K - 2021-05-11 | 0001564590-21-026587 | May 11, 2021 | — |
| 8-K | 8-K | 0001564590-21-022008 | Apr 29, 2021 | — |
| 8-K | 8-K | 0001564590-21-019032 | Apr 15, 2021 | — |
| 8-K | 8-K | 0001564590-21-009662 | Mar 1, 2021 | Feb 26, 2021 |
| 8-K | 8-K | 0001564590-21-004106 | Feb 3, 2021 | — |
| 8-K | 8-K | 0001564590-20-048887 | Oct 29, 2020 | Oct 27, 2020 |
| 8-K | 8-K | 0001564590-20-048022 | Oct 27, 2020 | — |