Company Analysis

The Hanover Insurance Group, Inc. (THG)

NYSE: THG · Fire, Marine & Casualty Insurance · Worcester, MA · filing with the SEC since 1996
Grade5.4
◀ Past 6.1● Present 4.8▶ Future 5.3

Filings

250 filings since 2017 beside 832 insider forms · Large accelerated filer · read from EDGAR on Nov 13, 2026
Due nextLarge accelerated filer
10-K Annual report for the fiscal year ending Dec 31, 2026Large accelerated filers have 60 days after the fiscal year ends. by Mar 1, 2027
10-Q Quarterly report for the quarter ending Mar 31, 2027Large accelerated filers have 40 days after the quarter ends; quarter ends are taken to the month end. by May 10, 2027

A deadline is the latest date the SEC's rules allow for its filer category. It is not a forecast of the day the company files. Last time, the results release (8-K item 2.02) came 28 days after the quarter ended. The proxy statement was last filed Mar 26, 2026.

Filings a yearinsider forms included
12411510610189130111126
20192020202120222023202420252026

2026 counts to Nov 13, 2026.

Officer or director change (8-K item 5.02): 5 times in the last 36 months, the newest Jul 15, 2026.
Insider forms 832

Insider forms (3, 4, 5 and 144) are counted each year but not listed here; the people and their trades are on the Ownership tab.

FiledFormWhat it is, in plain wordsPeriodAsk
Nov 5, 2026 10-Q/A Quarterly report, amended Sep 30, 2026
Oct 29, 2026 10-Q Quarterly report Sep 30, 2026
Oct 28, 2026 8-K items 2.02, 9.01 Results released · Current report
Aug 14, 2026 SCHEDULE 13G Large holder notice
Aug 12, 2026 13F-NT Holdings notice, as a money manager Jun 30, 2026
Jul 29, 2026 10-Q Quarterly report Jun 30, 2026
Jul 28, 2026 8-K items 2.02, 9.01 Results released · Current report
Jul 15, 2026 8-K items 5.02, 9.01 Officer or director change · Current report
May 13, 2026 8-K items 5.02, 5.07, 8.01, 9.01 Officer or director change; Shareholder vote; Other event · Current report May 12, 2026
May 13, 2026 13F-NT Holdings notice, as a money manager Mar 31, 2026
Apr 30, 2026 10-Q Quarterly report Mar 31, 2026
Apr 29, 2026 SCHEDULE 13G Large holder notice
Apr 29, 2026 8-K items 2.02, 9.01 Results released · Current report
Mar 27, 2026 SCHEDULE 13G/A Large holder update, amended
Mar 26, 2026 ARS Annual report to shareholders Dec 31, 2025
Mar 26, 2026 DEFA14A Extra proxy material
Mar 26, 2026 DEF 14A Proxy statement May 12, 2026
Feb 20, 2026 10-K Annual report Dec 31, 2025
Feb 12, 2026 13F-NT Holdings notice, as a money manager Dec 31, 2025
Feb 4, 2026 8-K items 2.02, 9.01 Results released · Current report Feb 3, 2026
Dec 16, 2025 8-K items 7.01, 9.01 Investor disclosure (Regulation FD) · Current report
Nov 10, 2025 13F-NT Holdings notice, as a money manager Sep 30, 2025
Oct 30, 2025 10-Q Quarterly report Sep 30, 2025
Oct 29, 2025 8-K items 2.02, 9.01 Results released · Current report
Oct 15, 2025 25-NSE Delisting notice from the exchange
Aug 21, 2025 8-K items 2.03, 8.01, 9.01 New debt or obligation taken on; Other event · Current report Aug 19, 2025
Aug 20, 2025 424B2 Offering prospectus, notes or structured products
Aug 19, 2025 FWP Offering communication
Aug 19, 2025 424B2 Offering prospectus, notes or structured products
Aug 18, 2025 S-3ASR Shelf registration
Aug 12, 2025 13F-NT Holdings notice, as a money manager Jun 30, 2025
Jul 31, 2025 10-Q Quarterly report Jun 30, 2025
Jul 31, 2025 8-K items 2.02, 9.01 Results released · Current report Jul 30, 2025
May 14, 2025 8-K item 5.07 Shareholder vote · Current report May 13, 2025
May 14, 2025 13F-NT Holdings notice, as a money manager Mar 31, 2025
May 1, 2025 10-Q Quarterly report Mar 31, 2025
Apr 30, 2025 8-K items 2.02, 9.01 Results released · Current report
Apr 3, 2025 8-K item 5.02 Officer or director change · Current report Mar 31, 2025
Mar 27, 2025 ARS Annual report to shareholders Dec 31, 2024
Mar 27, 2025 DEFA14A Extra proxy material
40 of 250 shown

Every row opens the filing on EDGAR. The plain words are the site's own for each form and each 8-K item; the complete history, insider forms included, is on EDGAR.

SI Assistanton THG · research, not advice