Daniel J. Antal - Mar 7, 2025 Form 4 Insider Report for Leidos Holdings, Inc. (LDOS)

Role: EVP, General Counsel
Signature: /s/ Ramune M. Kligys by PoA of Daniel J. Antal
Stock symbol: LDOS
Transactions as of: Mar 7, 2025
Transactions value $: $0
Form type: 4
Date filed: 3/11/2025, 05:04 PM
Previous filing: Feb 10, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LDOS	Common Stock	Award	$0	+3.76K	+39.63%	$0.00	13.2K	Mar 7, 2025	Direct	F1
transaction	LDOS	Common Stock	Award	$0	+3.76K	+297.78%	$0.00	5.02K	Mar 7, 2025	By Key Executive Stock Deferral Plan	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	LDOS	Stock Option (Right to Buy)	Award	$0	+8.17K		$0.00	8.17K	Mar 7, 2025	Common Stock	8.17K	$133.06	Direct	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The restricted stock units will vest in full three years from the grant date.
F2	The options vest and become exercisable in 33 1/3% over three annual installments, beginning on March 7, 2026.