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NORTHROP GRUMMAN CORP /DE/ — All Filings

1,002 total filings on record

Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.

Overview All Filings Financials Insiders
All 10-K 10-K405 10-Q 11-K 11-K/A 144 25 25-NSE 3 3/A 4 4/A 424B2 424B3 424B5 425 5 8-A12B 8-A12B/A 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DEFC14A DFAN14A EFFECT FWP NO ACT POS AM POSASR PRE 14A PREC14A PREM14C PREN14A PRRN14A PX14A6G S-3 S-3ASR S-3MEF S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SC TO-T SC TO-T/A SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
144 0001968582-25-001117 Nov 24, 2025
8-K 8-K 0001628280-25-050297 Nov 6, 2025 Nov 3, 2025
10-Q 10-Q 0001133421-25-000053 Oct 21, 2025 Sep 30, 2025
8-K 8-K 0001133421-25-000052 Oct 21, 2025
4 FORM 4 0001628280-25-043377 Oct 1, 2025 Sep 30, 2025
4 FORM 4 0001628280-25-043376 Oct 1, 2025 Sep 30, 2025
8-K 8-K 0001193125-25-193991 Sep 2, 2025
SCHEDULE 13G/A 0001562230-25-000110 Aug 13, 2025
10-Q 10-Q 0001133421-25-000049 Jul 22, 2025 Jun 30, 2025
8-K 8-K 0001133421-25-000047 Jul 22, 2025
4 FORM 4 0001628280-25-035333 Jul 18, 2025 Jul 17, 2025
144 0001959173-25-004618 Jul 17, 2025
4 FORM 4 0001628280-25-034479 Jul 8, 2025 Jul 7, 2025
4 FORM 4 0001628280-25-033793 Jul 1, 2025 Jun 30, 2025
4 FORM 4 0001628280-25-033790 Jul 1, 2025 Jun 30, 2025
4 FORM 4 0001628280-25-031606 Jun 16, 2025 Jun 13, 2025
4 FORM 4 0001628280-25-031612 Jun 16, 2025 Jun 13, 2025
144 0001959173-25-004054 Jun 13, 2025
144 0001959173-25-004053 Jun 13, 2025
144 0001959173-25-004050 Jun 13, 2025
4 FORM 4 0001628280-25-031375 Jun 13, 2025 Jun 12, 2025
144 0001959173-25-004023 Jun 12, 2025
11-K FORM 11-K - FSSP 0001133421-25-000044 Jun 10, 2025 Dec 31, 2024
11-K FORM 11-K - NGSP 0001133421-25-000043 Jun 10, 2025 Dec 31, 2024
4 FORM 4 0001628280-25-030142 Jun 9, 2025 Jun 5, 2025
144 0001968582-25-000463 Jun 5, 2025
4 FORM 4 0001628280-25-029775 Jun 5, 2025 Jun 4, 2025
144 0001959173-25-003780 Jun 4, 2025
4 FORM 4 0001628280-25-029049 Jun 3, 2025 May 30, 2025
144 0001959173-25-003622 May 30, 2025
8-K 8-K 0001193125-25-130630 May 29, 2025 May 27, 2025
8-K 8-K 0001193125-25-127961 May 28, 2025 May 27, 2025
FWP FWP 0001193125-25-128059 May 28, 2025
424B5 424B5 0001193125-25-129530 May 28, 2025
424B5 424B5 0001193125-25-126289 May 27, 2025
8-K 8-K 0001133421-25-000035 May 23, 2025 May 21, 2025
4 FORM 4 0001628280-25-027313 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027287 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027309 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027280 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027264 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027305 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027297 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027278 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027293 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027274 May 22, 2025 May 21, 2025
4 FORM 4 0001628280-25-027290 May 22, 2025 May 21, 2025
SD SD 0001133421-25-000031 May 16, 2025
DEFA14A DEFA14A 0001133421-25-000029 May 14, 2025
4 FORM 4 0001628280-25-022488 May 6, 2025 May 5, 2025