Hanover Insurance Group, Inc. reports

Location
440 Lincoln St, Worcester, MA
State of incorporation
DE
Fiscal year end
December 31
Data updated at
10/31/2024, 01:42 PM
Form type Sec Links Description Filing date Reporting date
10-Q Report | Data 10-Q Oct 31, 2024 Sep 30, 2024
8-K Report | Data 8-K Oct 30, 2024 Oct 30, 2024
8-K Report | Data 8-K Aug 14, 2024 Aug 14, 2024
10-Q Report | Data 10-Q Aug 1, 2024 Jun 30, 2024
8-K Report | Data 8-K Jul 31, 2024 Jul 31, 2024
8-K Report | Data 8-K Jul 18, 2024 Jul 18, 2024
8-K Report | Data 8-K May 16, 2024 May 14, 2024
10-Q Report | Data 10-Q May 2, 2024 Mar 31, 2024
8-K Report | Data 8-K May 1, 2024 May 1, 2024
10-K Report | Data 10-K Feb 22, 2024 Dec 31, 2023
SC 13G/A Report SCHEDULE 13G/A Feb 13, 2024
8-K Report | Data 8-K Jan 31, 2024 Jan 31, 2024
SC 13G/A Report Jan 24, 2024
8-K Report | Data 8-K Dec 7, 2023 Dec 5, 2023
10-Q Report | Data 10-Q Nov 2, 2023 Sep 30, 2023
8-K Report | Data 8-K Nov 1, 2023 Nov 1, 2023
8-K Report | Data 8-K Oct 18, 2023 Oct 18, 2023
8-K Report | Data 8-K Sep 21, 2023 Sep 19, 2023
10-Q Report | Data 10-Q Aug 4, 2023 Jun 30, 2023
8-K Report | Data 8-K Aug 2, 2023 Aug 2, 2023
8-K Report | Data 8-K Jul 21, 2023 Jul 21, 2023
8-K Report | Data 8-K Jul 20, 2023 Jul 20, 2023
8-K Report | Data 8-K May 9, 2023 May 9, 2023
10-Q Report | Data 10-Q May 3, 2023 Mar 31, 2023
8-K Report | Data 8-K May 2, 2023 May 2, 2023
8-K Report | Data 8-K Apr 19, 2023 Apr 19, 2023
8-K Report | Data 8-K Mar 29, 2023 Mar 24, 2023
10-K Report | Data 10-K Feb 23, 2023 Dec 31, 2022
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2023
8-K Report | Data 8-K Feb 2, 2023 Feb 1, 2023
SC 13G/A Report Jan 24, 2023
8-K Report | Data 8-K Jan 19, 2023 Jan 19, 2023
10-Q Report | Data 10-Q Nov 2, 2022 Sep 30, 2022
8-K Report | Data 8-K Nov 2, 2022 Nov 1, 2022
8-K Report | Data 8-K Oct 20, 2022 Oct 20, 2022
10-Q Report | Data 10-Q Aug 3, 2022 Jun 30, 2022
8-K Report | Data 8-K Aug 2, 2022 Aug 2, 2022
8-K Report | Data 8-K Jul 19, 2022 Jul 19, 2022
8-K Report | Data 8-K Jun 13, 2022 Jun 13, 2022
8-K Report | Data 8-K May 11, 2022 May 10, 2022
10-Q Report | Data 10-Q May 4, 2022 Mar 31, 2022
8-K Report | Data 8-K May 3, 2022 May 3, 2022
8-K Report | Data 8-K Mar 28, 2022 Mar 28, 2022
10-K Report | Data 10-K Feb 25, 2022 Dec 31, 2021
SC 13G/A Report SCHEDULE 13G/A Feb 10, 2022
8-K Report | Data 8-K Feb 9, 2022 Feb 8, 2022
8-K Report | Data 8-K Feb 2, 2022 Feb 2, 2022
SC 13G/A Report Feb 1, 2022
10-Q Report | Data 10-Q Oct 28, 2021 Sep 30, 2021
8-K Report | Data 8-K Oct 27, 2021 Oct 27, 2021
8-K Report | Data 8-K Sep 22, 2021 Sep 22, 2021
10-Q Report | Data THG-Q2-20210630 Jul 28, 2021 Jun 30, 2021
8-K Report | Data 8-K Jul 28, 2021 Jul 27, 2021
8-K Report | Data 8-K - 2021-05-11 May 11, 2021 May 11, 2021
10-Q Report | Data 10-Q Apr 30, 2021 Mar 31, 2021
8-K Report | Data 8-K Apr 29, 2021 Apr 29, 2021
8-K Report | Data 8-K Apr 15, 2021 Apr 15, 2021
8-K Report | Data 8-K Mar 1, 2021 Feb 26, 2021
10-K Report | Data 10-K Feb 24, 2021 Dec 31, 2020
SC 13G/A Report SCHEDULE 13G/A Feb 10, 2021
8-K Report | Data 8-K Feb 3, 2021 Feb 3, 2021
SC 13G/A Report Jan 29, 2021
8-K Report | Data 8-K Oct 29, 2020 Oct 27, 2020
10-Q Report | Data 10-Q Oct 28, 2020 Sep 30, 2020
8-K Report | Data 8-K Oct 27, 2020 Oct 27, 2020
8-K Report | Data 8-K Oct 13, 2020 Oct 13, 2020
8-K Report | Data 8-K DIRECTOR APPOINTMENT Sep 1, 2020 Aug 31, 2020
8-K Report | Data 8-K Aug 24, 2020 Aug 19, 2020
8-K Report | Data 8-K Aug 20, 2020 Aug 20, 2020
10-Q Report | Data 10-Q Jul 29, 2020 Jun 30, 2020
8-K Report | Data 8-K Jul 28, 2020 Jul 28, 2020
8-K Report | Data 8-K Jul 14, 2020 Jul 14, 2020
8-K Report | Data 8-K May 14, 2020 May 12, 2020
10-Q Report | Data 10-Q Apr 29, 2020 Mar 31, 2020
8-K Report | Data 8-K Apr 28, 2020 Apr 28, 2020
8-K Report | Data 8-K Apr 17, 2020 Apr 17, 2020
8-K Report | Data 8-K Apr 10, 2020 Apr 10, 2020
8-K Report | Data 8-K Mar 27, 2020 Mar 26, 2020
10-K Report | Data 10-K Feb 24, 2020 Dec 31, 2019
SC 13G/A Report SCHEDULE 13G/A Feb 12, 2020
SC 13G Report Feb 5, 2020
8-K Report | Data 8-K Feb 5, 2020 Feb 4, 2020
8-K Report | Data 8-K Jan 16, 2020 Jan 16, 2020
8-K Report | Data 8-K Dec 6, 2019 Dec 5, 2019
10-Q Report | Data 10-Q Oct 31, 2019 Sep 30, 2019
8-K Report | Data 8-K Oct 30, 2019 Oct 30, 2019
10-Q Report | Data 10-Q Aug 1, 2019 Jun 30, 2019
8-K Report 8-K Aug 1, 2019 Jul 31, 2019
8-K Report 8-K Jul 1, 2019 Jun 25, 2019
8-K Report 8-K May 16, 2019 May 14, 2019
10-Q Report | Data 10-Q May 2, 2019 Mar 31, 2019
8-K Report 8-K May 1, 2019 May 1, 2019
10-K Report | Data 10-K Feb 22, 2019 Dec 31, 2018
SC 13G/A Report Feb 11, 2019
SC 13G/A Report SCHEDULE 13G/A Feb 8, 2019
SC 13G/A Report Feb 4, 2019
8-K Report 8-K Jan 31, 2019 Jan 30, 2019
8-K Report 8-K 1-15-19 Jan 15, 2019 Jan 15, 2019
8-K Report 8-K Jan 3, 2019 Dec 28, 2018
SC 13G/A Report Nov 13, 2018
10-Q Report | Data 10-Q Nov 1, 2018 Sep 30, 2018
8-K Report 8-K Oct 31, 2018 Oct 31, 2018
8-K Report 8-K Sep 17, 2018 Sep 17, 2018
8-K Report FORM 8-K Sep 13, 2018 Sep 13, 2018
10-Q Report | Data 10-Q Aug 3, 2018 Jun 30, 2018
8-K Report 8-K Aug 1, 2018 Aug 1, 2018
8-K Report 8-K May 16, 2018 May 15, 2018
10-Q Report | Data 10-Q May 3, 2018 Mar 31, 2018
8-K Report 8-K May 2, 2018 May 2, 2018
8-K Report 8-K Apr 16, 2018 Apr 16, 2018
8-K Report 8-K Mar 29, 2018 Mar 28, 2018
10-K Report | Data 10-K Feb 27, 2018 Dec 31, 2017
SC 13G/A Report Feb 9, 2018
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2018
8-K Report 8-K Jan 31, 2018 Jan 31, 2018
SC 13G/A Report Jan 25, 2018
10-Q Report | Data 10-Q Nov 2, 2017 Sep 30, 2017
8-K Report 8-K Nov 1, 2017 Nov 1, 2017
8-K Report 8-K Oct 11, 2017 Oct 9, 2017
8-K Report 8-K Oct 6, 2017 Oct 5, 2017
10-Q Report | Data 10-Q Aug 3, 2017 Jun 30, 2017
8-K Report | Data 8-K Aug 3, 2017 Aug 2, 2017
8-K Report 8-K May 30, 2017 May 30, 2017
8-K Report 8-K May 17, 2017 May 16, 2017
10-Q Report | Data 10-Q May 4, 2017 Mar 31, 2017
8-K Report FORM 8-K May 4, 2017 May 3, 2017
10-K Report | Data 10-K Feb 22, 2017 Dec 31, 2016
SC 13G/A Report Feb 13, 2017
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2017
8-K Report FORM 8-K Feb 2, 2017 Feb 2, 2017
SC 13G/A Report Jan 27, 2017
8-K Report 8-K Dec 22, 2016 Dec 18, 2016
8-K Report 8-K Dec 6, 2016 Dec 5, 2016
10-Q Report | Data 10-Q Nov 4, 2016 Sep 30, 2016
8-K Report FORM 8-K Nov 3, 2016 Nov 3, 2016
8-K Report 8-K Sep 23, 2016 Sep 23, 2016
10-Q Report | Data 10-Q Jul 29, 2016 Jun 30, 2016
8-K Report 8-K Jul 29, 2016 Jul 28, 2016
8-K Report 8-K Jul 14, 2016 Jul 14, 2016
8-K Report 8-K May 24, 2016 May 24, 2016
8-K Report | Data 8-K May 16, 2016 May 15, 2016
10-Q Report | Data 10-Q May 5, 2016 Mar 31, 2016
8-K Report | Data FORM 8-K May 4, 2016 May 4, 2016
8-K Report | Data 8-K Apr 8, 2016 Apr 5, 2016
8-K Report 8-K Mar 30, 2016 Mar 29, 2016
10-K Report | Data 10-K Feb 25, 2016 Dec 31, 2015
SC 13G/A Report Feb 11, 2016
SC 13G/A Report SCHEDULE 13G/A Feb 9, 2016
8-K Report 8-K Feb 5, 2016 Feb 4, 2016
SC 13G/A Report Jan 27, 2016
8-K Report FORM 8-K Dec 4, 2015 Dec 3, 2015
10-Q Report | Data 10-Q Oct 30, 2015 Sep 30, 2015
8-K Report FORM 8-K Oct 29, 2015 Oct 27, 2015
8-K Report 8-K Oct 20, 2015 Oct 15, 2015
8-K Report 8-K Oct 19, 2015 Oct 19, 2015
8-K Report 8-K Sep 29, 2015 Sep 28, 2015
8-K Report 8-K Sep 16, 2015 Sep 16, 2015
10-Q Report | Data 10-Q Jul 30, 2015 Jun 30, 2015
8-K Report FORM 8-K Jul 30, 2015 Jul 29, 2015
8-K Report 8-K May 19, 2015 May 19, 2015
10-Q Report | Data 10-Q May 1, 2015 Mar 31, 2015
8-K Report FORM 8-K Apr 30, 2015 Apr 30, 2015
8-K Report 8-K Apr 13, 2015 Apr 13, 2015
8-K Report 8-K Mar 5, 2015 Mar 5, 2015
10-K Report | Data 10-K Feb 24, 2015 Dec 31, 2014
SC 13G/A Report SCHEDULE 13G AMENDMENT FILING Feb 17, 2015
SC 13G/A Report SEC SCHEDULE 13G Feb 12, 2015
SC 13G/A Report Feb 11, 2015
SC 13G/A Report Feb 10, 2015
SC 13G/A Report SCHEDULE 13G/A Feb 5, 2015
8-K Report FORM 8-K Feb 5, 2015 Feb 4, 2015
SC 13G/A Report Jan 15, 2015
8-K Report 8-K Nov 3, 2014 Nov 3, 2014
10-Q Report | Data Oct 30, 2014 Sep 30, 2014
8-K Report FORM 8-K Oct 30, 2014 Oct 29, 2014
10-Q/A Report | Data 10-Q/A Aug 5, 2014 Jun 30, 2014
10-Q Report | Data 10-Q Aug 1, 2014 Jun 30, 2014
8-K Report 8-K Jul 31, 2014 Jul 31, 2014
8-K Report FORM 8-K Jun 16, 2014 Jun 11, 2014
8-K Report 8-K May 20, 2014 May 20, 2014
10-Q Report | Data FORM 10-Q May 1, 2014 Mar 31, 2014
8-K Report FORM 8-K Apr 30, 2014 Apr 29, 2014
10-K Report | Data FORM 10-K Feb 25, 2014 Dec 31, 2013
8-K Report FORM 8-K Feb 21, 2014 Feb 19, 2014
SC 13G Report DISCLOSURE DOCUMENT Feb 14, 2014
SC 13G/A Report SCHEDULE 13G HOLDINGS REPORT AMENDMENT Feb 13, 2014
SC 13G/A Report Feb 11, 2014
SC 13G Report SCHEDULE 13G Feb 10, 2014
SC 13G/A Report Feb 6, 2014
8-K Report 8-K Feb 6, 2014 Feb 5, 2014
SC 13G/A Report Jan 30, 2014
8-K Report 8-K Nov 18, 2013 Nov 12, 2013
10-Q Report | Data FORM 10-Q Nov 1, 2013 Sep 30, 2013
8-K Report FORM 8-K Oct 30, 2013 Oct 30, 2013
8-K Report FORM 8-K Oct 15, 2013 Oct 15, 2013
10-Q Report | Data FORM 10-Q Aug 1, 2013 Jun 30, 2013
8-K Report FORM 8-K Jul 31, 2013 Jul 31, 2013
8-K Report FORM 8-K May 16, 2013 May 14, 2013
8-K Report ANNUAL MEETING May 14, 2013 May 14, 2013
8-K Report HANOVER ANNOUNCES DEPARTURE OF EVP May 3, 2013 May 3, 2013
10-Q Report | Data FORM 10-Q May 1, 2013 Mar 31, 2013
8-K Report FORM 8-K Apr 30, 2013 Apr 29, 2013
8-K Report FORM 8-K Apr 24, 2013 Apr 24, 2013
8-K Report FORM 8-K Mar 27, 2013 Mar 27, 2013
8-K Report FORM 8-K Mar 1, 2013 Feb 26, 2013
10-K Report | Data FORM 10-K Feb 26, 2013 Dec 31, 2012
SC 13G/A Report SCHEDULE 13G HOLDINGS REPORT AMENDMENT Feb 14, 2013
SC 13G Report Feb 12, 2013
SC 13G Report Feb 12, 2013
SC 13G/A Report Feb 11, 2013
8-K Report FORM 8-K Feb 7, 2013 Feb 6, 2013
8-K Report FORM 8K Dec 11, 2012 Dec 10, 2012
8-K Report FORM 8K Dec 7, 2012 Dec 7, 2012
10-Q Report | Data FORM 10-Q Nov 1, 2012 Sep 30, 2012
8-K Report FORM 8-K Nov 1, 2012 Oct 31, 2012
8-K Report FORM 8-K Oct 19, 2012 Oct 15, 2012
10-Q Report | Data FORM 10-Q Aug 2, 2012 Jun 30, 2012
8-K Report FORM 8-K Aug 1, 2012 Aug 1, 2012
8-K Report FORM 8-K Jul 19, 2012 Jul 18, 2012
8-K Report 2012 SHAREHOLDERS VOTE May 15, 2012 May 15, 2012
10-Q Report | Data FORM 10-Q May 4, 2012 Mar 31, 2012
8-K Report FORM 8-K May 1, 2012 Apr 30, 2012
10-K Report | Data 10-K Feb 29, 2012 Dec 31, 2011
10-K Report | Data FORM 10-K Feb 24, 2011 Dec 31, 2010
SC 13G/A Report Feb 10, 2012
8-K Report FORM 8-K Feb 9, 2012 Feb 8, 2012
SC 13G Report SC 13G Jan 31, 2012
8-K Report FORM 8-K Jan 26, 2012 Jan 20, 2012
8-K Report FORM 8-K Dec 1, 2011 Nov 28, 2011
10-Q Report | Data FORM 10-Q Nov 8, 2011 Sep 30, 2011
8-K Report FORM 8-K Nov 3, 2011 Nov 2, 2011
8-K Report FORM 8-K Oct 13, 2011 Oct 12, 2011
8-K/A Report FORM 8-K AMENDMENT NO. 1 Sep 19, 2011 Jul 8, 2011
10-Q Report | Data FORM 10-Q Aug 9, 2011 Jun 30, 2011
8-K Report FORM 8-K Aug 9, 2011 Aug 8, 2011
8-K Report FORM 8-K Aug 3, 2011 Aug 2, 2011
8-K Report FORM 8-K Jul 8, 2011 Jul 1, 2011
8-K Report FORM 8-K Jun 17, 2011 Jun 14, 2011
8-K Report FORM 8-K Jun 14, 2011 Jun 14, 2011
8-K Report FORM 8-K May 24, 2011 May 23, 2011
8-K Report FORM 8-K May 18, 2011 May 17, 2011
10-Q Report | Data FORM 10-Q May 9, 2011 Mar 31, 2011
8-K Report FORM 8-K May 3, 2011 May 2, 2011
8-K Report FORM 8-K Apr 21, 2011 Apr 20, 2011
8-K Report FORM 8-K Apr 20, 2011 Apr 19, 2011
8-K Report FORM 8-K Mar 3, 2011 Feb 28, 2011
8-K Report FORM 8-K Feb 9, 2011 Feb 9, 2011
SC 13G/A Report Feb 9, 2011
8-K Report FORM 8-K Dec 29, 2010 Dec 29, 2010
8-K Report FORM 8-K Dec 17, 2010 Dec 15, 2010
10-Q Report | Data FORM 10-Q Nov 4, 2010 Sep 30, 2010
8-K Report FORM 8-K Nov 4, 2010 Nov 3, 2010
10-Q Report | Data FORM 10-Q Aug 6, 2010 Jun 30, 2010
8-K Report FORM 8-K Aug 4, 2010 Aug 4, 2010
8-K Report THG ESTIMATES IMPACT FROM Q2 CATASTROPHES Jul 14, 2010 Jul 13, 2010
8-K Report THG HELD ANNUAL MEETING OF SHAREHOLDERS May 12, 2010 May 11, 2010
10-Q Report FORM 10-Q May 7, 2010 Mar 31, 2010
8-K Report FORM 8-K May 6, 2010 May 6, 2010
8-K Report FORM 8-K Mar 31, 2010 Mar 30, 2010
10-K Report FORM 10-K Mar 1, 2010 Dec 31, 2009
8-K Report FORM 8-K Feb 23, 2010 Feb 18, 2010
8-K Report FORM 8-K Feb 4, 2010 Feb 3, 2010
SC 13G Report Jan 29, 2010
8-K Report THG ANNOUNCES HIRES EXEC VP/ SENIOR FINANCIAL OFFICER AND THE RETIREMENT OF CUR Jan 8, 2010 Jan 6, 2010
10-Q Report FORM 10-Q Nov 4, 2009 Sep 30, 2009
10-Q Report FORM 10-Q Aug 7, 2009 Jun 30, 2009
10-Q Report FORM 10-Q May 8, 2009 Mar 31, 2009
10-K Report FORM 10-K Feb 27, 2009 Dec 31, 2008
10-Q Report FORM 10-Q Nov 7, 2008 Sep 30, 2008
10-Q Report FORM 10-Q Aug 11, 2008 Jun 30, 2008
10-Q Report FORM 10-Q May 8, 2008 Mar 31, 2008
10-K Report FORM 10-K Feb 27, 2008 Dec 31, 2007
10-Q Report FORM 10-Q Nov 9, 2007 Sep 30, 2007
10-Q Report FORM 10-Q Aug 9, 2007 Jun 30, 2007
10-Q Report FORM 10-Q May 10, 2007 Mar 31, 2007
10-K Report FORM 10-K Mar 1, 2007 Dec 31, 2006
10-Q Report FORM 10-Q Nov 9, 2006 Sep 30, 2006
10-Q Report FORM 10-Q Aug 9, 2006 Jun 30, 2006
10-Q Report FORM 10-Q May 10, 2006 Mar 31, 2006
10-K Report FORM 10-K Mar 16, 2006 Dec 31, 2005
10-Q Report FORM 10-Q Nov 9, 2005 Sep 30, 2005
10-Q Report FORM 10-Q Aug 4, 2005 Jun 30, 2005
10-Q Report FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2005 May 5, 2005 Mar 31, 2005
10-K Report FORM 10-K Feb 25, 2005 Dec 31, 2004
10-Q Report FORM 10-Q Nov 9, 2004 Sep 30, 2004
10-Q Report FORM 10-Q Aug 5, 2004 Jun 30, 2004
10-Q Report FORM 10-Q May 6, 2004 Mar 31, 2004
10-K Report ALLMERICA FINANCIAL FORM 10-K Mar 10, 2004 Dec 31, 2003
10-Q Report ALLMERICA FINANCIAL 3RD QUARTER FORM 10-Q FILING Nov 14, 2003 Sep 30, 2003
10-Q Report Aug 14, 2003 Jun 30, 2003
10-Q Report QTR 1 FORM 10-Q ALLMERICA FINANCIAL May 15, 2003 Mar 31, 2003
10-K Report FORM 10-K Mar 27, 2003 Dec 31, 2002
10-Q Report FORM 10-Q 9-30-2002 Nov 14, 2002 Sep 30, 2002
10-Q Report 2ND QUARTER 2002 FORM 10-Q Aug 14, 2002 Jun 30, 2002
10-Q Report May 15, 2002 Mar 31, 2002
10-K Report FORM 10-K FOR 12/31/2001 Apr 1, 2002 Dec 31, 2001
10-Q Report FORM 10-Q FOR 09/30/2001 Nov 14, 2001 Sep 30, 2001
10-Q Report FORM 10-Q 063001 Aug 14, 2001 Jun 30, 2001
10-Q Report 3/31/2001 10Q May 15, 2001 Mar 31, 2001
10-K Report FORM 10-K Apr 2, 2001 Dec 31, 2000
10-Q Report Nov 14, 2000 Sep 30, 2000
10-Q Report Aug 14, 2000 Jun 30, 2000
10-Q Report 10-Q May 15, 2000 Mar 31, 2000
10-K Report FORM 10-K Mar 30, 2000 Dec 31, 1999
10-Q Report 10-Q Nov 15, 1999 Sep 30, 1999
10-Q Report 10-Q Aug 13, 1999 Jun 30, 1999
10-Q Report 10-Q May 14, 1999 Mar 31, 1999
10-K Report FORM 10-K Mar 29, 1999 Dec 31, 1998
10-Q Report 10-Q Nov 13, 1998 Sep 30, 1998
10-Q Report 10-Q Aug 14, 1998 Jun 30, 1998
10-Q Report 10-Q May 15, 1998 Mar 31, 1998
10-K Report FORM 10-K Mar 27, 1998 Dec 31, 1997
10-Q Report 10-Q Nov 14, 1997 Sep 30, 1997
10-Q Report 10-Q Aug 14, 1997 Jun 30, 1997
10-Q Report 10-Q May 15, 1997 Mar 31, 1997
10-K Report FORM 10-K Mar 24, 1997 Dec 31, 1996
10-Q Report 10-Q Nov 14, 1996 Sep 30, 1996
10-Q Report Aug 14, 1996 Jun 30, 1996
10-Q Report May 14, 1996 Mar 31, 1996