Leidos

LDOS

Leidos Holdings is an American defense, aviation, information technology, and biomedical research company with approximately 48,000 employees.

Reston, United States Est. 1969 Commercial
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Quick Facts
Country
United States
Founded
1969
Type
commercial
Status
public

About Leidos

Leidos Holdings is an American defense, aviation, information technology, and biomedical research company with approximately 48,000 employees. The company's Defense Solutions segment delivers space systems including digital modernization, mission systems integration, C5ISR technologies, and comprehensive space mission support. Leidos supports NASA, the Department of Defense, intelligence agencies, and other government customers with advanced space technologies, satellite systems, and mission-critical operations.

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LDOS · Daily close data

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Market Cap
$20.0B

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Frequently asked about Leidos

Quick answers to the questions readers most often search for.

When was Leidos founded?
Leidos was founded in 1969 in United States.
Where is Leidos headquartered?
Leidos is headquartered in Reston, United States.
What does Leidos do?
Leidos Holdings is an American defense, aviation, information technology, and biomedical research company with approximately 48,000 employees. The company's Defense Solutions segment delivers space systems including digital modernization, mission systems integration, C5ISR technologies, and comprehensive space mission …
Is Leidos publicly traded?
Yes. Leidos trades publicly under the ticker LDOS.
What sector does Leidos operate in?
Leidos operates in defense, satellite-services.

Data Accuracy Notice: Information about Leidos is compiled from publicly available sources including company websites, press releases, regulatory filings, and industry reports. Data is reviewed periodically but may not reflect the most recent developments.

Last updated: May 29, 2026
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