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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001564590-21-007746
Filing Date
2021-02-24
Accepted
2021-02-23 19:39:00
Documents
156
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K thg-10k_20201231.htm   iXBRL 10-K 14948282
2 EX-4.12 thg-ex412_13.htm EX-4.12 131894
3 EX-10.29 thg-ex1029_116.htm EX-10.29 50455
4 EX-21 thg-ex21_8.htm EX-21 37081
5 EX-23 thg-ex23_7.htm EX-23 3101
6 EX-24 thg-ex24_6.htm EX-24 41029
7 EX-31.1 thg-ex311_9.htm EX-31.1 14255
8 EX-31.2 thg-ex312_12.htm EX-31.2 14275
9 EX-32.1 thg-ex321_14.htm EX-32.1 8111
10 EX-32.2 thg-ex322_10.htm EX-32.2 8689
11 GRAPHIC gpnzbkazmits000002.jpg GRAPHIC 636
12 GRAPHIC gpnzbkazmits000001.jpg GRAPHIC 21041
  Complete submission text file 0001564590-21-007746.txt   60158173

Data Files

Seq Description Document Type Size
13 XBRL TAXONOMY EXTENSION SCHEMA thg-20201231.xsd EX-101.SCH 149728
14 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE thg-20201231_cal.xml EX-101.CAL 188975
15 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE thg-20201231_def.xml EX-101.DEF 759493
16 XBRL TAXONOMY EXTENSION LABEL LINKBASE thg-20201231_lab.xml EX-101.LAB 1158739
17 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE thg-20201231_pre.xml EX-101.PRE 1073385
18 EXTRACTED XBRL INSTANCE DOCUMENT thg-10k_20201231_htm.xml XML 18517241
Mailing Address 440 LINCOLN ST WORCESTER MA 01653
Business Address 440 LINCOLN ST WORCESTER MA 01653 5088551000
HANOVER INSURANCE GROUP, INC. (Filer) CIK: 0000944695 (see all company filings)

IRS No.: 043263626 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-13754 | Film No.: 21667847
SIC: 6331 Fire, Marine & Casualty Insurance