HANOVER INSURANCE GROUP, INC. — DEFA14A Filings
22 DEFA14A filings on record
This page lists all DEFA14A 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 22 DEFA14A 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 |
|---|---|---|---|---|
| DEFA14A | DEFA14A | 0001193125-26-125013 | Mar 26, 2026 | — |
| DEFA14A | DEFA14A | 0000950170-25-045711 | Mar 27, 2025 | — |
| DEFA14A | DEFA14A | 0000950170-24-037587 | Mar 28, 2024 | — |
| DEFA14A | DEFA14A | 0001564590-23-004286 | Mar 24, 2023 | — |
| DEFA14A | DEFA14A | 0001564590-22-011744 | Mar 25, 2022 | — |
| DEFA14A | DEFA14A | 0001564590-21-015662 | Mar 26, 2021 | — |
| DEFA14A | DEFA14A | 0001564590-20-017222 | Apr 17, 2020 | — |
| DEFA14A | DEFA14A | 0001564590-20-013369 | Mar 27, 2020 | — |
| DEFA14A | DEFA14A | 0001564590-19-009681 | Mar 28, 2019 | — |
| DEFA14A | DEFA14A | 0001564590-18-006912 | Mar 28, 2018 | — |
| DEFA14A | DEFA14A | 0001193125-17-102898 | Mar 30, 2017 | — |
| DEFA14A | DEFA14A | 0001193125-16-532870 | Apr 7, 2016 | — |
| DEFA14A | ADDITIONAL MATERIALS | 0001193125-15-117878 | Apr 2, 2015 | — |
| DEFA14A | DEFA14A | 0001193125-14-129827 | Apr 3, 2014 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-13-136869 | Apr 1, 2013 | — |
| DEFA14A | NOTICE & ACCESS | 0001193125-12-139079 | Mar 29, 2012 | — |
| DEFA14A | NOTICE REGARDING THE AVAILABILITY OF PROXY MATERIALS | 0001193125-11-086244 | Apr 1, 2011 | — |
| DEFA14A | NOTICE REGARDING THE AVAILABILITY OF PROXY MATERIALS | 0001193125-10-068215 | Mar 26, 2010 | — |
| DEFA14A | DEFA14A | 0001193125-09-065639 | Mar 27, 2009 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-08-068376 | Mar 28, 2008 | — |
| DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | 0001193125-06-100180 | May 4, 2006 | — |
| DEFA14A | NOTICE & PROXY | 0001193125-06-094594 | May 1, 2006 | — |