| Date Filed | Type | Description |
| 01/26/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 01/27/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 01/28/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 01/30/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 01/31/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 01/29/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 01/30/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 02/01/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/02/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/03/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 02/04/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 02/08/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 02/09/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 02/08/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 02/10/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 02/20/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 02/21/2007 |
10-K
| Annual Report for the period ended December 31, 2006 |
| 02/21/2007 |
AR
| 2006 Northrop Grumman Annual Report |
| 02/17/2006 |
10-K
| Annual Report for the period ended December 31, 2005 |
| 03/04/2005 |
AR
| 2004 Northrop Grumman Annual Report |
| 03/03/2005 |
10-K
| Annual Report for the period ended December 31, 2004 |
| 03/10/2004 |
10-K
| Annual Report for the period ended December 31, 2003 |
| 03/10/2004 |
AR
| 2003 Northrop Grumman Annual Report |
| 03/24/2003 |
AR
| 2002 Northrop Grumman Annual Report |
| 03/21/2003 |
10-K
| Annual Report for the period ended December 31, 2002 |
| 03/22/2002 |
10-K405
| Form 10-K405 - Annual report [Sections 13 and 15(d), S-K Item 405] |