FY26 SEWIP Block 3 Hemisphere and Quadrant EA Subsystem Production & Ancillary Equipment
NAVSEA, naval shipyards and surface/undersea warfare centers · NAVSEA HQ
Capture briefs (a one-page, shareable copy of this page) are part of Pro. The CSV here holds the notice, its timeline and past awards.
Where this opportunity stands
Every notice posted under solicitation N00024-20-C-5519-P00040 in this department, oldest first.
- Jun 30, 2026 · this noticeAward NoticeNorthrop Grumman Systems Corporation · $312.3M
Next steps for this stage
Standard steps for the notice type; not advice about this buyer.
- Note the winner and the end of the period of performance for the recompete.
- Follow the agency to see the next notice for this work.
What the notice says
Northrop Grumman Systems Corporation, Mission Systems Sector, Linthicum Heights, Maryland, was awarded a $312,338,052 firm-fixed price modification to previously-awarded contract N00024-20-C-5519 to exercise an option for the production of Surface Electronic Warfare Improvement Program (SEWIP) Block 3 Hemisphere and Quadrant systems. SEWIP is an evolutionary development and acquisition program tasked with continuously upgrading the AN/SLQ-32(V) Electronic Warfare (EW) system aboard U.S. Navy (USN) surface ships. This contract modification is for the delivery of additional quantities of SEWIP B… (show all)
lock 3 Hemisphere and Quadrant Configuration subsystems. Under 10 USC 3204 (a) (1), justification was provided for this sole source procurement. The redacted J&A was published upon execution of N00024-20-C-5519 P00037.
Who won similar work
36 award notices on SAM.gov in the last 24 months. Match: Same office, same NAICS 334511.
| Winner | Awards | Value | Last |
|---|---|---|---|
| Lockheed Martin Corporation · $LMT | 9 | $4.9B | Oct 7, 2026 |
| RAYTHEON COMPANY · $RTX | 8 | $4.8B | Oct 1, 2026 |
| L3 Technologies Inc · $LHX | 6 | $403.0M | Jun 26, 2026 |
| Northrop Grumman Systems Corporation · $NOC | 5 | $889.9M | Jul 21, 2026 |
| GENERAL DYNAMICS MISSION SYSTEMS, INC. · $GD | 2 | $124.8M | Mar 23, 2026 |
| Lockheed Martin Rotary and Mission Systems Manassas VA USA | 1 | $1.0B | Jan 28, 2025 |
| ADVANCED ACOUSTIC CONCEPTS, LLC | 1 | $196.2M | Sep 3, 2026 |
| FORWARD SLOPE INC | 1 | $96.5M | Feb 21, 2025 |
| Delphinus Engineering Inc. | 1 | $37.0M | Dec 8, 2025 |
| Lockheed Martin Crop Moorestown NJ 08057 USA | 1 | $3.0M | Jan 13, 2026 |
Value counts single-winner awards. "Shared" awards are multiple-award contracts that list every winner with the same total ceiling; that ceiling is not one company's win, so it is not added in.
- Oct 7, 2026Lockheed Martin Corporation$1.7BSEWIP Block 2 FY25/26 Extension
- Oct 1, 2026RAYTHEON COMPANY$9.6MPost Award Synopsis for N00024-22-C-5500 P00043
- Sep 3, 2026ADVANCED ACOUSTIC CONCEPTS, LLC$196.2MRemote Minehunting (RMH) Module
- Aug 24, 2026Raytheon Company$3.3MWaveguide Product Improvement
- Jul 27, 2026RAYTHEON COMPANY$1.8BPost Award Synopsis for N00024-22-C-5500 P00040
- Jul 21, 2026Northrop Grumman Systems Corporation$39.4MSEWIP Block 3 Design Agent OY4 Exercise
- Jul 9, 2026LOCKHEED MARTIN CORPORATION$1.3BAEGIS SI&T
- Jun 26, 2026L3 Technologies Inc$44.2MMK 20 Mod 1 Electro-Optical Sensor Systems and Equipment
- May 21, 2026L3 TECHNOLOGIES, INC.$149.0MSynopsis for J&A N00024-20-C-6249
- Apr 20, 2026Northrop Grumman Systems Corporation$52.0MFY26-27 SEWIP Block 3 Design Agent Engineering Support
Competitive landscape
For the 8 most frequent past winners above. Lobbying is matched by the company's exact name or exact ticker; agencies are as named on the filings.
- 3 of these past winners lobbied Navy, Dept of or U.S. Marines since 2024 (35 filings)
- 0 of their lobbyists list a past Navy, Dept of or U.S. Marines job
- $1.8M from their corporate PACs since 2024 to members of House Committee on Appropriations, House Committee on Armed Services, Senate Committee on Appropriations, Senate Committee on Armed Services
- 0 foreign-agent (FARA) registrations
Policy around it
Bills the past winners named while lobbying this agency's issues, rules from the department, and executive orders that name the agency, last 12 months.
- 8 bills named on the past winners' lobbying filings
- 32 rules from the department in the last 12 months
- 0 executive orders naming the agency in the last 12 months
Market
For past winners matched exactly to a listed company. Insider trades are open-market buys and sells (Form 4) in the last 90 days, shown as facts; our own study found insiders do not reliably buy ahead of awards.
- 5 of the past winners are listed companies
- 0 insider buys and 10 insider sells at them in the last 90 days
Sources: SAM.gov notices and award notices; Senate LDA lobbying filings; FEC filings; FARA; Federal Register; congress.gov; SEC Form 4. Every row above links to its record.
Companies are matched to tickers by exact name only. A company we could not match shows no market rows; that is a miss, not a finding.