In Q3 fiscal 2024 (the quarter ended September 30, 2024), Northrop Grumman's largest business segment was Aeronautics Systems, with $2.96 billion or 28% of revenue. Next: Space Systems (27%), Mission Systems (27%) and Defense Systems (17%).
By product or service, Product brought in 81% and Service brought in 19% of revenue in Q2 fiscal 2026.
By region, United States brought in 86%, Europe brought in 8% and Asia Pacific brought in 5% of revenue in Q2 fiscal 2026.
From company filings, in USD; latest quarter ended September 30, 2024; quarterly data from Q3 fiscal 2017.

Fiscal quarters, from company filings
| Business segment | Q3 FY24 | Q2 FY24 | Q1 FY24 | Q3 FY20 | Share |
|---|---|---|---|---|---|
| Aeronautics Systems | $3.0B | $3.1B | $3.0B | $2.9B | 28% |
| Space Systems | $2.9B | $3.0B | $3.1B | $2.2B | 27% |
| Mission Systems | $2.8B | $2.8B | $2.7B | $2.6B | 27% |
| Defense Systems | $1.8B | $1.9B | $1.7B | $1.9B | 17% |
In USD, fiscal quarters as reported; share = part of Q3 FY24 revenue.
| Product or service | Q2 FY26 | Q1 FY26 | Q3 FY25 | Q2 FY25 | Share |
|---|---|---|---|---|---|
| Product | $8.8B | $8.0B | $8.4B | $8.3B | 81% |
| Service | $2.1B | $1.9B | $2.1B | $2.1B | 19% |
In USD, fiscal quarters as reported; share = part of Q2 FY26 revenue.
| Region | Q2 FY26 | Q1 FY26 | Q3 FY25 | Q2 FY25 | Share |
|---|---|---|---|---|---|
| United States | $9.3B | $8.6B | $8.8B | $9.0B | 86% |
| Europe | $828.0M | $686.0M | $918.0M | $752.0M | 8% |
| Asia Pacific | $536.0M | $442.0M | $504.0M | $452.0M | 5% |
| All Other Geographic Region | $179.0M | $153.0M | $181.0M | $197.0M | 2% |
In USD, fiscal quarters as reported; share = part of Q2 FY26 revenue.
Aeronautics Systems, Space Systems, Mission Systems and Defense Systems (as reported for Q3 fiscal 2024).
Aeronautics Systems: $2.96 billion, or 28% of revenue, in Q3 fiscal 2024.
By revenue in Q2 fiscal 2026: Product (81%) and Service (19%).
By region in Q2 fiscal 2026: United States (86%), Europe (8%), Asia Pacific (5%) and All Other Geographic Region (2%).
Click a bar to see that period below. Striped bars are calculated fourth quarters; an empty slot means it could not be calculated on the same basis i
Fiscal quarter ended Dec 31, 2025 · calculated (full year minus the other periods)
| Item | Revenue | Share |
|---|---|---|
| Aeronautics Systemscalc | USD 3.88B | 33.1% |
| Mission Systemscalc | USD 3.03B | 25.9% |
| Space Systemscalc | USD 2.72B | 23.2% |
| Defense Systemscalc | USD 2.09B | 17.8% |
Sum of items USD 11.71B. Shares are of the items shown. Click an item with › to see its parts.
Every item and period in one grid. Purple = calculated; "–" = not available.
| Item | Q4 FY25 | Q4 FY24 | Q3 FY24 | Q2 FY24 | Q1 FY24 | Q4 FY23 | Q4 FY22 | Q4 FY20 | Q3 FY20 | Q2 FY20 | Q1 FY20 | Q4 FY19 | Q3 FY19 | Q2 FY19 | Q1 FY19 | Q4 FY18 | Q3 FY18 | Q2 FY18 | Q1 FY18 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mission Systems | 3.0B | 2.8B | 2.8B | 2.8B | 2.7B | 2.8B | 2.7B | 2.7B | 2.6B | 2.4B | 2.3B | 3.2B | 2.3B | 2.4B | 2.2B | 3.0B | 2.9B | 2.9B | 2.9B |
| Aeronautics Systems | 3.9B | 3.3B | 3.0B | 3.1B | 3.0B | 3.3B | 2.7B | – | 2.9B | 2.9B | 2.8B | – | 2.8B | 2.7B | 2.8B | – | – | – | – |
| Space Systems | 2.7B | 2.6B | 2.9B | 3.0B | 3.1B | 1.8B | 1.2B | 2.5B | 2.2B | 2.0B | 1.9B | – | 1.9B | 1.8B | 1.8B | – | – | – | – |
| Defense Systems | 2.1B | 2.0B | 1.8B | 1.9B | 1.7B | 2.7B | 3.5B | 1.9B | 1.9B | 1.9B | 1.9B | – | 1.9B | 1.9B | 1.8B | – | – | – | – |
| Aerospace Systems | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | 3.2B | 3.3B | 3.3B | 3.3B |
| Intersegment eliminations | – | – | – | – | – | – | – | 3.0B | - 439.0M | - 421.0M | - 399.0M | 2.8B | - 421.0M | - 373.0M | - 408.0M | – | - 563.0M | - 540.0M | 572.0M |
| Technology Services | – | – | – | – | – | – | – | – | – | – | – | 1.0B | – | – | – | 1.1B | 1.0B | 1.0B | – |
| Innovation Systems | – | – | – | – | – | – | – | – | – | – | – | 1.6B | – | – | – | – | 1.4B | 400.0M | – |