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NOC US
Northrop Grumman Corp /DE/
(NOC US)
$551.44
-0.91
0.16%
Ext:
$540.35
-11.09
2.01%
(Market Closed · 00:00:02 UTC)
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SEC Filings
Select Filings
Ask in Filing
Financials
(102)
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10-Q
Q3
ended 30 Sept 2026
20 Oct
10-Q
Q2
ended 30 Jun 2026
21 Jul
10-Q
Q1
ended 31 Mar 2026
21 Apr
10-K
FY 2025
ended 31 Dec 2025
27 Jan
10-Q
Q3
ended 30 Sept 2025
21 Oct 2025
10-Q
Q2
ended 30 Jun 2025
22 Jul 2025
10-Q
Q1
ended 31 Mar 2025
22 Apr 2025
10-K
FY 2024
ended 31 Dec 2024
30 Jan 2025
10-Q
Q3
ended 30 Sept 2024
24 Oct 2024
10-Q
Q2
ended 30 Jun 2024
25 Jul 2024
10-Q
Q1
ended 31 Mar 2024
25 Apr 2024
10-K
FY 2023
ended 31 Dec 2023
25 Jan 2024
10-Q
Q3
ended 30 Sept 2023
26 Oct 2023
10-Q
Q2
ended 30 Jun 2023
27 Jul 2023
10-Q
Q1
ended 31 Mar 2023
27 Apr 2023
Events
(313)
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8-K
Results of Operations and Financial Condition
20 Oct
8-K
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
21 Aug
8-K
Results of Operations and Financial Condition
21 Jul
8-K
Submission of Matters to a Vote of Security Holders
21 May
8-K
Results of Operations and Financial Condition
21 Apr
8-K
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
13 Feb
8-K
Results of Operations and Financial Condition
27 Jan
8-K
Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
6 Nov 2025
8-K
Results of Operations and Financial Condition
21 Oct 2025
8-K
Entry into Material Agreement
2 Sep 2025
8-K
Results of Operations and Financial Condition
22 Jul 2025
8-K
Entry into Material Agreement
29 May 2025
8-K
News ReleaseContact: Kate Mauss (Media)410-832-6792(office)
[email protected]
Ernst (Investors)703-280-4535(office)
[email protected]
28 May 2025
8-K
Submission of Matters to Shareholder Vote
23 May 2025
8-K
Results of Operations and Financial Condition
22 Apr 2025
Insider Ownership
(2.1K)
Expand
3/A
Initial statement of beneficial ownership (amendment)
20 Oct
4
Statement of changes in beneficial ownership
1 Oct
4
Statement of changes in beneficial ownership
1 Oct
4
Statement of changes in beneficial ownership
21 Aug
4
Statement of changes in beneficial ownership
4 Aug
4
Statement of changes in beneficial ownership
1 Jul
4
Statement of changes in beneficial ownership
1 Jul
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
4
Statement of changes in beneficial ownership
21 May
Beneficial Ownership
(124)
Expand
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
12 Aug
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
14 May
SC 13G
NORTHROP GRUMMAN CORP /DE/
30 Apr
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
27 Mar
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
13 Aug 2025
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
30 Apr 2025
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
13 Nov 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
12 Nov 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
22 Oct 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
13 Feb 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
9 Feb 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
30 Jan 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
29 Jan 2024
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
13 Feb 2023
SC 13G/A
NORTHROP GRUMMAN CORP /DE/
10 Feb 2023
Other Ownership
(132)
Expand
144
FUDGE ANN M
24 Jul
11-K/A
Annual report (employee stock purchase/savings/profit sharing plans, amendment)
11 Jun
11-K/A
Annual report (employee stock purchase/savings/profit sharing plans, amendment)
11 Jun
11-K
Annual report (employee stock purchase/savings/profit sharing plans)
11 Jun
11-K
Annual report (employee stock purchase/savings/profit sharing plans)
11 Jun
144
WELSH MARK A III
4 May
144
Simpson Kathryn G
2 Mar
144
ROEDER ROSHAN S
27 Feb
144
Hardesty Michael A
19 Feb
144
ROEDER ROSHAN S
19 Feb
144
Simpson Kathryn G
19 Feb
144
Davies Benjamin R.
18 Feb
144
ROEDER ROSHAN S
17 Feb
144
Hardesty Michael A
17 Feb
144
Simpson Kathryn G
17 Feb
Proxies
(96)
Expand
DEFA14A
Definitive additional materials
13 May
ARS
Annual report to security holders
3 Apr
DEF 14A
Definitive proxy statement
3 Apr
DEFA14A
Definitive additional materials
14 May 2025
PX14A6G
Notice of exempt solicitation
11 Apr 2025
ARS
Annual report to security holders
4 Apr 2025
DEF 14A
Definitive proxy statement
4 Apr 2025
DEFA14A
Definitive additional materials
8 May 2024
ARS
Annual report to security holders
3 Apr 2024
DEF 14A
Definitive proxy statement
3 Apr 2024
PRE 14A
Preliminary proxy statement
21 Mar 2024
DEFA14A
Definitive additional materials
10 May 2023
PX14A6G
Notice of exempt solicitation
24 Apr 2023
ARS
Annual report to security holders
31 Mar 2023
DEF 14A
Definitive proxy statement
31 Mar 2023
Registrations
(225)
Expand
S-3ASR
Automatic shelf registration statement (S-3)
21 Apr
424B5
Prospectus filing (Rule 424(b)(5))
28 May 2025
FWP
Free writing prospectus
28 May 2025
424B5
Prospectus filing (Rule 424(b)(5))
27 May 2025
S-8
Registration statement (employee benefit plan)
25 Jul 2024
424B5
Prospectus filing (Rule 424(b)(5))
31 Jan 2024
FWP
Free writing prospectus
30 Jan 2024
424B5
Prospectus filing (Rule 424(b)(5))
29 Jan 2024
S-8
Registration statement (employee benefit plan)
27 Jul 2023
S-3ASR
Automatic shelf registration statement (S-3)
13 Mar 2023
424B5
Prospectus filing (Rule 424(b)(5))
7 Feb 2023
FWP
Free writing prospectus
7 Feb 2023
424B2
Prospectus filing (Rule 424(b)(2))
6 Feb 2023
424B3
Prospectus filing (Rule 424(b)(3))
12 May 2022
S-4
Registration statement (business combination)
28 Apr 2022
Filing Review Correspondence
(11)
Expand
CORRESP
Filing review correspondence
5 Oct 2022
CORRESP
Filing review correspondence
10 May 2022
CORRESP
Filing review correspondence
16 Nov 2018
UPLOAD
Filing review upload
7 Feb 2012
UPLOAD
Filing review upload
17 Jan 2012
UPLOAD
Filing review upload
8 Dec 2011
CORRESP
Filing review correspondence
4 May 2010
CORRESP
Filing review correspondence
6 Apr 2010
CORRESP
Filing review correspondence
1 Apr 2010
CORRESP
Filing review correspondence
CORRESP
Filing review correspondence
SEC Orders And Notices
(1)
Expand
EFFECT
Notice of effectiveness
12 May 2022
Tender Offers And Going Private
(42)
Expand
SC TO-T/A
FINAL AMENDMENT TO SCHEDULE TO
1 Jul 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 10
24 Jun 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 9
17 Jun 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 8
3 Jun 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 7
29 May 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 6
8 May 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 4
24 Apr 2002
SC TO-T/A
SCHEDULE TO AMENDMENT NO. 4
15 Apr 2002
SC TO-T/A
SCHEDULE TO, AMENDMENT NO. 3
4 Apr 2002
SC TO-T/A
SCHEDULE TO, AMENDMENT NO. 2
29 Mar 2002
SC TO-T/A
SCHEDULE TO, AMENDMENT NO. 1
28 Mar 2002
SC TO-T
SCHEDULE TO
4 Mar 2002
SC TO-T/A
Tender offer statement (third-party, amendment)
30 Nov 2001
SC TO-T/A
SCHEDULE TO (AMENDMENT NO. 28)
28 Nov 2001
SC TO-T/A
SCHEDULE TO (AMENDMENT #27)
26 Nov 2001
Other
(29)
Expand
SD
SD
28 May
SD
SD
16 May 2025
SD
SD
24 May 2024
SD
SD
22 May 2023
SD
SD
23 May 2022
SD
SD
24 May 2021
SD
SD
26 May 2020
SD
SD
20 May 2019
SD
SD
25 May 2018
SD
SD
31 May 2017
NO ACT
AUTO-GENERATED PAPER DOCUMENT
17 Feb 2017
SD
SD
26 May 2016
SD
SD
29 May 2015
NO ACT
AUTO-GENERATED PAPER DOCUMENT
3 Mar 2015
SD
SD
2 Jun 2014
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