Leidos (NYSE: LDOS) SVP Daniel Atkinson logs tax-withholding share disposals

Rhea-AI Filing Summary

Leidos Holdings, Inc. senior vice president and controller Daniel A. Atkinson reported two tax-related share dispositions of company common stock. On March 3, 2026, 50 shares were withheld at $179.40 per share, and on March 4, 2026, 34 shares were withheld at $180.65 per share. According to the filing, these shares were withheld by the company to cover the reporting person’s tax obligations on previously awarded restricted stock units, as authorized in the award agreement. After these transactions, Atkinson directly held 2,402 shares and then 2,368 shares of Leidos common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Atkinson Daniel A.

Role SVP, Controller

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	34	$180.65	$6K
Tax Withholding	Common Stock	50	$179.40	$9K

Holdings After Transaction: Common Stock — 2,368 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Atkinson Daniel A.

(Last) (First) (Middle)

1750 PRESIDENTS STREET

(Street)

RESTON VA 20190

(City) (State) (Zip)

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

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

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

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

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

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

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

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	03/03/2026		F(1)		50	D	$179.4	2,402	D
Common Stock	03/04/2026		F(1)		34	D	$180.65	2,368	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

Explanation of Responses:

1. These shares were withheld by the Company to satisfy the reporting person's tax obligation associated with previously reported awards of restricted stock units. This share withholding was authorized in the restricted stock award agreement.

Remarks:

	/s/ Ramune M. Kligys by PoA of Daniel A. Atkinson	03/05/2026
	** 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.

FAQ

What insider transactions did LDOS executive Daniel Atkinson report?

Daniel A. Atkinson reported two tax-related share dispositions of Leidos common stock. On March 3, 2026, 50 shares were withheld, and on March 4, 2026, 34 shares were withheld to satisfy tax obligations from restricted stock unit awards.

How many LDOS shares were withheld for Daniel Atkinson’s tax obligations?

A total of 84 Leidos common shares were withheld for Daniel Atkinson’s tax obligations. The filing shows 50 shares withheld on March 3, 2026, and 34 shares withheld on March 4, 2026, all tied to previously reported restricted stock unit awards.

What prices were used for Daniel Atkinson’s LDOS tax-withholding share dispositions?

The tax-withholding share dispositions used specific per-share prices. On March 3, 2026, 50 shares were withheld at $179.40 per share, and on March 4, 2026, 34 shares were withheld at $180.65 per share, as disclosed in the Form 4 filing.

How many LDOS shares does Daniel Atkinson hold after these transactions?

After the reported tax-withholding transactions, Daniel A. Atkinson directly held 2,402 Leidos shares following the March 3, 2026 disposition and 2,368 Leidos shares following the March 4, 2026 disposition, according to the ownership figures disclosed in the Form 4 filing.

Why were LDOS shares withheld from Daniel Atkinson instead of a cash tax payment?

The filing explains that Leidos withheld shares to satisfy Daniel Atkinson’s tax obligation from previously reported restricted stock unit awards. This share withholding method, authorized in the restricted stock award agreement, used company stock instead of a separate cash payment for the related tax liability.