HANOVER INSURANCE GROUP, INC. - THG

All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)? Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).

Files summary

Total files loaded: 71
Latest filed: May 21, 2026
Form Count
4 56
144 9
8-K 4
SCHEDULE 13G 1
SCHEDULE 13G/A 1

Latest files

Filed Form Report period Accession SEC
May 21, 2026 4 May 19, 2026 0001428157-26-000005 View
May 21, 2026 144 0001959173-26-003864 View
May 21, 2026 4 May 20, 2026 0001799888-26-000002 View
May 20, 2026 144 0001959173-26-003823 View
May 20, 2026 144 0001959173-26-003791 View
May 19, 2026 4 May 15, 2026 0001428157-26-000002 View
May 18, 2026 144 0001959173-26-003688 View
May 15, 2026 4 May 14, 2026 0001572984-26-000005 View
May 14, 2026 144 0001959173-26-003590 View
May 13, 2026 4 May 12, 2026 0001584240-26-000008 View
May 13, 2026 4 May 12, 2026 0001558946-26-000002 View
May 13, 2026 8-K May 12, 2026 0001193125-26-221636 View
May 13, 2026 4 May 12, 2026 0001566752-26-000002 View
May 13, 2026 4 May 12, 2026 0001732472-26-000002 View
May 13, 2026 4 May 12, 2026 0001399319-26-000002 View
May 13, 2026 4 May 12, 2026 0001847403-26-000002 View
May 13, 2026 4 May 12, 2026 0001161843-26-000002 View
May 13, 2026 4 May 12, 2026 0001203089-26-000003 View
May 13, 2026 4 May 12, 2026 0001934557-26-000002 View
May 13, 2026 4 May 12, 2026 0002066634-26-000002 View
May 11, 2026 4 May 08, 2026 0001572984-26-000002 View
May 08, 2026 144 0001959173-26-003431 View
May 05, 2026 4 May 04, 2026 0001843620-26-000002 View
May 04, 2026 4 May 01, 2026 0001584240-26-000006 View
May 04, 2026 144 0001959173-26-003235 View
May 01, 2026 144 0001959173-26-003206 View
Apr 29, 2026 8-K Apr 29, 2026 0001193125-26-192352 View
Apr 29, 2026 SCHEDULE 13G 0002100121-26-000353 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134590 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134534 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134537 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134547 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134556 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134568 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134580 View
Mar 31, 2026 4 Mar 27, 2026 0001193125-26-134585 View
Mar 27, 2026 SCHEDULE 13G/A 0000102909-26-001477 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086040 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086041 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086044 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086045 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086048 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086051 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086052 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086053 View
Mar 02, 2026 4 Feb 27, 2026 0001193125-26-086057 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-076971 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-076975 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-076977 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-076992 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-077001 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-077008 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-077038 View
Feb 26, 2026 4 Feb 24, 2026 0001193125-26-077044 View
Feb 06, 2026 4 Feb 05, 2026 0001193125-26-041205 View
Feb 05, 2026 144 0001959173-26-000674 View
Feb 04, 2026 8-K Feb 03, 2026 0001193125-26-036103 View
Jan 27, 2026 4 Jan 23, 2026 0001193125-26-024491 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335328 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335331 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335337 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335342 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335343 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335345 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335364 View
Dec 29, 2025 4 Dec 26, 2025 0001193125-25-335365 View
Dec 16, 2025 8-K Dec 16, 2025 0001193125-25-320900 View
Dec 03, 2025 4 Dec 01, 2025 0001193125-25-306684 View
Dec 03, 2025 4 Dec 01, 2025 0001193125-25-306691 View
Dec 03, 2025 4 Dec 01, 2025 0001193125-25-306696 View
Dec 03, 2025 4 Dec 01, 2025 0001193125-25-306699 View