Northrop Grumman Corp /DE/ SEC filings NOC
Northrop Grumman Corp /DE/ has 1,001 filings in SEC EDGAR's recent list, going back to Mar 31, 2017. Its latest annual report, Form ARS, was filed on Apr 3, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 20, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 20, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-3ASR | Automatic shelf registration | Apr 21, 2026 | — |
| 424B5 | Prospectus supplement | May 28, 2025 | — |
| FWP | Free writing prospectus | May 28, 2025 | — |
| 424B5 | Prospectus supplement | May 27, 2025 | — |
| S-8 | Employee stock plan registration | Jul 25, 2024 | — |
| 424B5 | Prospectus supplement | Jan 31, 2024 | — |
| FWP | Free writing prospectus | Jan 30, 2024 | — |
| 424B5 | Prospectus supplement | Jan 29, 2024 | — |
| S-8 | Employee stock plan registration | Jul 27, 2023 | — |
| S-3ASR | Automatic shelf registration | Mar 13, 2023 | — |
| 424B5 | Prospectus supplement | Feb 7, 2023 | — |
| FWP | Free writing prospectus | Feb 7, 2023 | — |
| 424B2 | Prospectus | Feb 6, 2023 | — |
| 424B3 | Prospectus | May 12, 2022 | — |
| S-4 | Registration for a merger or exchange | Apr 28, 2022 | — |
| S-3ASR | Automatic shelf registration | Mar 31, 2020 | — |
| 424B5 | Prospectus supplement | Mar 23, 2020 | — |
| FWP | Free writing prospectus | Mar 20, 2020 | — |
| 424B5 | Prospectus supplement | Mar 19, 2020 | — |
| 424B5 | Prospectus supplement | Oct 12, 2017 | — |
| FWP | Free writing prospectus | Oct 11, 2017 | — |
| 424B5 | Prospectus supplement | Oct 10, 2017 | — |
| S-3ASR | Automatic shelf registration | Mar 31, 2017 | — |
Showing 23 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Search, Detection, Navigation, Guidance, Aeronautical Sys (SIC 3812)
- Listed as
- NOC (NYSE)
- Fiscal year ends
- December 31
- Headquarters
- Falls Church, VA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1133421
- Former names
- NNG INC (until Apr 2, 2001)
Other Search, Detection, Navigation, Guidance, Aeronautical Sys companies
- Garmin Ltd GRMN
- L3HARRIS Technologies, Inc. /DE/ LHX
- Teledyne Technologies Inc TDY
- Leonardo DRS, Inc. DRS
- Nextnav Inc. NN
- Intuitive Machines, Inc. LUNR
- Lyntris Inc. LYNX
- Applied Energetics, Inc. AERG
All 13 Search, Detection, Navigation, Guidance, Aeronautical Sys companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.