Gregory R. Dahlberg - Aug 11, 2025 Form 4 Insider Report for Leidos Holdings, Inc. (LDOS)

Role: Director
Signature: /s/ Ramune M. Kligys by PoA of Gregory R. Dahlberg
Stock symbol: LDOS
Transactions as of: Aug 11, 2025
Transactions value $: -$168,927
Form type: 4
Date filed: 8/13/2025, 05:50 PM
Previous filing: May 13, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Dahlberg Gregory R	Director	1750 PRESIDENTS STREET, RESTON	/s/ Ramune M. Kligys by PoA of Gregory R. Dahlberg	2025-08-13	0001682434

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	LDOS	Common Stock	Options Exercise	$184K	+1.77K	+8.4%	$104.06	22.8K	Aug 11, 2025	Direct
transaction	LDOS	Common Stock	Options Exercise	$168K	+1.18K	+5.16%	$142.66	24K	Aug 11, 2025	Direct
transaction	LDOS	Common Stock	Tax liability	-$352K	-2K	-8.31%	$176.50	22K	Aug 11, 2025	Direct	F1
transaction	LDOS	Common Stock	Sale	-$169K	-952	-4.32%	$177.43	21.1K	Aug 11, 2025	Direct	F2

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)	Options Exercise	$0	-1.77K	-100%	$0.00	0	Aug 11, 2025	Common Stock	1.77K	$104.06	Direct
transaction	LDOS	Stock Option (Right to Buy)	Options Exercise	$0	-1.18K	-50%	$0.00	1.18K	Aug 11, 2025	Common Stock	1.18K	$142.66	Direct

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

Explanation of Responses:

Id	Content
F1	Represents shares of common stock withheld by the issuer in connection with the option exercise to cover the exercise price and associated fees.
F2	The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices from $177.40 to $177.45 inclusive. The reporting person undertakes to providing to Leidos Holdings, Inc., any security holder of Leidos Holdings, Inc., or the staff of the Securities Exchange Commission upon request, full information regarding the number of shares sold at each separate price within the aforementioned range.

Content

Represents shares of common stock withheld by the issuer in connection with the option exercise to cover the exercise price and associated fees.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices from $177.40 to $177.45 inclusive. The reporting person undertakes to providing to Leidos Holdings, Inc., any security holder of Leidos Holdings, Inc., or the staff of the Securities Exchange Commission upon request, full information regarding the number of shares sold at each separate price within the aforementioned range.