UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date:	May 19, 2021 4:00 P.M.

Form:	S-4
CIK: 0000353394 Company Name: Leidos, Inc. File Number: 333-255849
CIK: 0001336920 Company Name: Leidos Holdings, Inc. File Number: 333-255849-01