<br /> LEIDOS TO PARTICIPATE IN THE COWEN 43RD ANNUAL AEROSPACE/DEFENSE & INDUSTRIALS CONFERENCE<br />

LEIDOS TO PARTICIPATE IN THE COWEN 43RD ANNUAL AEROSPACE/DEFENSE & INDUSTRIALS CONFERENCE

Live Audio Webcast Available on Feb. 8, 2022 from 1:30pm to 2:10pm ET

PR Newswire

RESTON, Va.

,

Feb. 2, 2022

/PRNewswire/ —

Leidos

(NYSE: LDOS), a FORTUNE 500® science and technology company, will participate in the Cowen 43
^rd
Annual Aerospace/Defense & Industrials Conference webcast.

Roger Krone

, Chief Executive Officer, will participate in a question and answer “fireside chat” on

Tuesday, Feb. 8, 2022

at

1:30pm ET

.

A live audio webcast of the event will be available on the Leidos Investor Relations website at

http://ir.leidos.com

. A replay of the webcast will be available following the presentation at the same link listed above for 90 days afterward.

About Leidos

Leidos is a Fortune 500® technology, engineering, and science solutions and services leader working to solve the world’s toughest challenges in the defense, intelligence, civil, and health markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in

Reston, Va.

, Leidos reported annual revenues of approximately

$12.30 billion

for the fiscal year ended

January 1, 2021

. For more information, visit

www.Leidos.com

.