United States

Top 55 largest US Companies in the Aerospace & Defense industry by Market Cap

This is the list of the largest public listed companies in the Aerospace & Defense industry from the United States by market capitalization with links to their reference stock.

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Top Aerospace & Defense Companies from the United States as of Jan. 01, 2026

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Rank Company Market Cap (USD) Country Sector Industry
1 RTX Corporation $251.06 B United States US Industrials US Aerospace & Defense
2 The Boeing Company $178.36 B United States US Industrials US Aerospace & Defense
3 Lockheed Martin Corporation $116.05 B United States US Industrials US Aerospace & Defense
4 General Dynamics Corporation $92.76 B United States US Industrials US Aerospace & Defense
5 Northrop Grumman Corporation $83.86 B United States US Industrials US Aerospace & Defense
6 TransDigm Group Incorporated $76.55 B United States US Industrials US Aerospace & Defense
7 L3Harris Technologies, Inc. $56.97 B United States US Industrials US Aerospace & Defense
8 HEICO Corporation $45.89 B United States US Industrials US Aerospace & Defense
9 Axon Enterprise, Inc. $44.76 B United States US Industrials US Aerospace & Defense
10 Woodward, Inc. $18.65 B United States US Industrials US Aerospace & Defense
11 BWX Technologies, Inc. $16.63 B United States US Industrials US Aerospace & Defense
12 Textron Inc. $15.51 B United States US Industrials US Aerospace & Defense
13 Huntington Ingalls Industries, Inc. $13.72 B United States US Industrials US Aerospace & Defense
14 Kratos Defense & Security Solutions, Inc. $13.39 B United States US Industrials US Aerospace & Defense
15 AeroVironment, Inc. $12.79 B United States US Industrials US Aerospace & Defense
16 Moog Inc. $8.36 B United States US Industrials US Aerospace & Defense
17 Hexcel Corporation $6.12 B United States US Industrials US Aerospace & Defense
18 Mercury Systems, Inc. $4.57 B United States US Industrials US Aerospace & Defense
19 Spirit AeroSystems Holdings, Inc. $4.54 B

(July 1, 2025)

 United States US Industrials US Aerospace & Defense
20 Aerojet Rocketdyne Holdings, Inc. $4.44 B

(July 1, 2023)

 United States US Industrials US Aerospace & Defense
21 VSE Corporation $4.24 B United States US Industrials US Aerospace & Defense
22 AAR Corp. $3.34 B United States US Industrials US Aerospace & Defense
23 Astronics Corporation $2.02 B United States US Industrials US Aerospace & Defense
24 Triumph Group, Inc. $2.01 B

(July 1, 2025)

 United States US Industrials US Aerospace & Defense
25 Ducommun Incorporated $1.45 B United States US Industrials US Aerospace & Defense
26 National Presto Industries, Inc. $765.3 M United States US Industrials US Aerospace & Defense
27 Kaman Corporation $656.4 M

(Jan. 1, 2024)

 United States US Industrials US Aerospace & Defense
28 Sturm, Ruger & Company, Inc. $540.9 M United States US Industrials US Aerospace & Defense
29 Smith & Wesson Brands, Inc. $444.0 M United States US Industrials US Aerospace & Defense
30 Park Aerospace Corp. $423.2 M United States US Industrials US Aerospace & Defense

Top Aerospace & Defense Companies from the United States as of Jan. 01, 2026

1. RTX Corporation

Company Profile: RTX Corporation
Market Cap (USD): $251.06 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

2. Boeing

Company Profile: The Boeing Company
Market Cap (USD): $178.36 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

3. Lockheed Martin

Company Profile: Lockheed Martin Corporation
Market Cap (USD): $116.05 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

4. General Dynamics Corporation

Company Profile: General Dynamics Corporation
Market Cap (USD): $92.76 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

5. Northrop Grumman Corporation

Company Profile: Northrop Grumman Corporation
Market Cap (USD): $83.86 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

6. TransDigm Group Incorporated

Company Profile: TransDigm Group Incorporated
Market Cap (USD): $76.55 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

7. L3Harris Technologies, Inc.

Company Profile: L3Harris Technologies, Inc.
Market Cap (USD): $56.97 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

8. HEICO Corporation

Company Profile: HEICO Corporation
Market Cap (USD): $45.89 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

9. Axon Enterprise, Inc.

Company Profile: Axon Enterprise, Inc.
Market Cap (USD): $44.76 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

10. Woodward, Inc.

Company Profile: Woodward, Inc.
Market Cap (USD): $18.65 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

11. BWX Technologies, Inc.

Company Profile: BWX Technologies, Inc.
Market Cap (USD): $16.63 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

12. Textron Inc.

Company Profile: Textron Inc.
Market Cap (USD): $15.51 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

13. Huntington Ingalls Industries, Inc.

Company Profile: Huntington Ingalls Industries, Inc.
Market Cap (USD): $13.72 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

14. Kratos Defense & Security Solutions, Inc.

Company Profile: Kratos Defense & Security Solutions, Inc.
Market Cap (USD): $13.39 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

15. AeroVironment, Inc.

Company Profile: AeroVironment, Inc.
Market Cap (USD): $12.79 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

16. Moog Inc.

Company Profile: Moog Inc.
Market Cap (USD): $8.36 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

17. Hexcel Corporation

Company Profile: Hexcel Corporation
Market Cap (USD): $6.12 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

18. Mercury Systems, Inc.

Company Profile: Mercury Systems, Inc.
Market Cap (USD): $4.57 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

19. Spirit AeroSystems Holdings, Inc.

Company Profile: Spirit AeroSystems Holdings, Inc.
Market Cap (USD): $4.54 B (July 1, 2025)
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

20. Aerojet Rocketdyne Holdings, Inc.

Company Profile: Aerojet Rocketdyne Holdings, Inc.
Market Cap (USD): $4.44 B (July 1, 2023)
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

21. VSE Corporation

Company Profile: VSE Corporation
Market Cap (USD): $4.24 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

22. AAR Corp.

Company Profile: AAR Corp.
Market Cap (USD): $3.34 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

23. Astronics Corporation

Company Profile: Astronics Corporation
Market Cap (USD): $2.02 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

24. Triumph Group, Inc.

Company Profile: Triumph Group, Inc.
Market Cap (USD): $2.01 B (July 1, 2025)
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

25. Ducommun Incorporated

Company Profile: Ducommun Incorporated
Market Cap (USD): $1.45 B
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

26. National Presto Industries, Inc.

Company Profile: National Presto Industries, Inc.
Market Cap (USD): $765.3 M
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

27. Kaman Corporation

Company Profile: Kaman Corporation
Market Cap (USD): $656.4 M (Jan. 1, 2024)
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

28. Sturm, Ruger & Company, Inc.

Company Profile: Sturm, Ruger & Company, Inc.
Market Cap (USD): $540.9 M
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

29. Smith & Wesson Brands, Inc.

Company Profile: Smith & Wesson Brands, Inc.
Market Cap (USD): $444.0 M
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

30. Park Aerospace Corp.

Company Profile: Park Aerospace Corp.
Market Cap (USD): $423.2 M
Country: United States
Sector: US Industrials
Industry: US Aerospace & Defense

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