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Investment theme · updated October 18, 2026
Defense stocks: aerospace and security companies, prices and rankings
The theme covers makers of military aircraft, missiles, ammunition, armored vehicles and defense electronics. Orders come from governments, so defense budgets and multi-year contracts matter most.
We track 20 companies in defense. In the last session, on Friday, October 16, 7 of 20 closed higher, and the theme moved -1.06% on a market-cap-weighted basis. The median 1-year return is +3%.
Companies20
Last session-1.06%
1-year return+3%
Median P/E30.9
Median dividend1.59%
Total market cap1.34 T $
The biggest gainers and losers in defense in the last session
The biggest gains and losses in the latest session, among companies worth more than $2 billion.
The largest companies in defense
The top 10 companies on each measure.
All stocks in defense
Sorted by market cap. Each one has its own page with the full analysis.
RTX CorporationRTX-2.3%
The Boeing CompanyBA-2.6%
Safran SASAF+1.3%
Lockheed Martin CorporationLMT-1.0%
General Dynamics CorporationGD-1.3%
Northrop Grumman CorporationNOC-1.2%
BAE Systems plcBA+0.1%
Transdigm Group IncorporatedTDG-3.6%
Rheinmetall AGRHM+1.9%
Thales S.A.HO+1.6%
L3Harris Technologies IncLHX-1.7%
Heico CorporationHEI-1.7%
Axon Enterprise Inc.AXON-1.1%
Dassault Aviation SAAM+0.8%
Kongsberg Gruppen ASAKOG-1.4%- Leidos Holdings IncLDOS-1.5%
Huntington Ingalls Industries IncHII-2.8%
Hensoldt AGHAG+1.3%
Renk Group AGR3NK-3.7%- Aerostar BacauARS+0.8%
How we pick the companies in a theme
Each list is put together by hand, from companies that earn a large share of their revenue from the theme or lead it. We review it as the market changes. Only companies we analyze appear on the page.
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Where to buy stocks: recommended brokers
Regulated brokers, with their stock trading fees, minimum deposit and the authority that supervises them.
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Frequently asked questions about stocks in defense
What are the largest companies in defense?
By market capitalization, the largest are RTX Corporation, The Boeing Company and Safran SA.
How have stocks in defense performed over the past year?
The median 1-year return is +3%. In the last session, on Friday, October 16, 7 of 20 companies closed higher, and the theme moved -1.06% on a market-cap-weighted basis.
What dividends do companies in defense pay?
18 of the 20 companies pay a dividend, with a median yield of 1.59%. The highest yield belongs to Aerostar Bacau, at 2.67% a year.
How do you invest in stocks in defense?
Through an account with a regulated broker: buy the companies you choose or a thematic ETF that holds many of them. Popular themes can swing hard, so it pays not to put all your money in one place.
The data on this page is for information only and is not investment advice. Prices may be delayed.