Leidos director exercises 3,345 options, 1,444 withheld

Leidos Holdings director Gregory R. Dahlberg exercised stock options and increased his direct common stock holdings.

Rhea-AI Filing Summary

Leidos Holdings director Gregory R. Dahlberg exercised stock options and increased his direct common stock holdings. He exercised options for 3,345 shares of common stock at an exercise price of $75.02 per share. To cover the exercise price and associated fees, 1,444 shares of common stock were withheld by the issuer at $173.86 per share, a non-market tax/payment mechanism rather than an open-market sale.

After these transactions, Dahlberg directly holds 22,969 shares of Leidos common stock. No derivative positions remain from the exercised option grant, indicating a full exercise of that specific award.

Insider Trade Summary

3,345 shares exercised/converted

Exercise 3 txns

Insider Dahlberg Gregory R

Role Director

Type	Security	Shares	Price	Value
Exercise	Stock Option (Right to Buy)	3,345	$0.00	$0.00
Exercise	Common Stock	3,345	$75.02	$251K
Exercise Price or Tax Liability	Common Stock	1,444	$173.86	$251K

Holdings After Transaction: Stock Option (Right to Buy) — 0 contracts (Direct); Common Stock — 22,969 shares (Direct)

Footnotes (1)

1. F1. Represents shares of common stock withheld by the issuer in connection with the option exercise to cover the exercise price and associated fees.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Leidos (LDOS) director Gregory Dahlberg report in this Form 4?

Gregory R. Dahlberg reported exercising stock options for 3,345 Leidos shares. The company then withheld 1,444 shares to cover the exercise price and related costs, leaving him with 22,969 directly held shares of common stock.

Did Gregory Dahlberg buy or sell Leidos (LDOS) shares on the open market?

He did not report any open-market purchases or sales. The filing shows an option exercise and shares withheld by Leidos to cover the exercise price and associated fees, a non-market tax and payment mechanism rather than a discretionary trade.

How many Leidos (LDOS) shares did Gregory Dahlberg acquire through the option exercise?

He exercised options covering 3,345 shares of Leidos common stock at an exercise price of $75.02 per share. These shares came from converting derivative options into common stock, not from buying shares on the open market.

Why were 1,444 Leidos (LDOS) shares withheld in Gregory Dahlberg’s Form 4?

The 1,444 shares were withheld by Leidos in connection with the option exercise to cover the exercise price and associated fees. This is recorded under transaction code F, reflecting payment using shares rather than a cash outlay.

What is Gregory Dahlberg’s Leidos (LDOS) share ownership after these transactions?

Following the option exercise and share withholding, Gregory R. Dahlberg directly holds 22,969 shares of Leidos common stock. The exercised option grant now shows zero remaining derivative shares in this filing’s transaction details.

What do the M and F transaction codes mean in this Leidos (LDOS) Form 4?

Code M indicates an exercise or conversion of a derivative security, here stock options into 3,345 common shares. Code F indicates shares withheld by the issuer, with 1,444 shares used to pay the exercise price and related obligations, not an open-market sale.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/18/2026 - 04:30 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Dahlberg Gregory R

(Last) (First) (Middle)

1750 PRESIDENTS STREET

(Street)

RESTON VIRGINIA 20190

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Leidos Holdings, Inc. [ LDOS ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/16/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	03/16/2026		M		3,345	A	$75.02	24,413	D
Common Stock	03/16/2026		F(1)		1,444	D	$173.86	22,969	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Option (Right to Buy)	$75.02	03/16/2026		M			3,345	05/01/2020	05/09/2026	Common Stock	3,345	$0	0	D

Explanation of Responses:

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

Remarks:

	/s/ Ramune M. Kligys by PoA of Gregory R. Dahlberg	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)