Modified · OUR COMPANY

We use the terms “we,” “us” and “our” to refer collectively to Leidos Holdings, Inc. and its consolidated subsidiaries. Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 48,00047,000, global employees, we bring domain-specific capabilities, technologies and insights to customers in each of these markets by leveraging seven technical core capabilitiespursue strategic growth across five pillars: trusted mission artificial intelligence, cyber operations, space and maritime; energy infrastructure; digital modernization, mission software systems, integrated systems, and cyber; mission operations,software; and rapid prototyping and manufacturingmanaged health services. Applying our technically-advanced solutions to help solve our customers’ most difficult problems has enabled us to build strong relationships with key customers. Our customers include the U.S. Department of DefenseWar (“DoDDoW”), the U.S. Intelligence Community, the U.S. Department of Homeland Security (“DHS”), the Federal Aviation Administration (“FAA”), the Department of Veterans Affairs (“VA”), National Aeronautics and Space Administration (“NASA”) and many other U.S. civilian, state and local government agencies, foreign government agencies and commercial businesses. With a focus on delivering mission-critical solutions, Leidos generated 87% of revenues for the fiscal year ended January 32, 20252026, (“fiscal 20242025”) from U.S. government contracts, either as a prime contractor or a subcontractor to other contractors engaged in work for the U.S. governmentothers. Approximately 8% of our revenues are generated by entities located outside of the United States.