Leidos SVP reports 1,076-share stock award, tax withholding

Leidos Holdings, Inc. senior vice president and controller Daniel A. Atkinson reported routine equity compensation and related tax withholding transactions in company common stock.

Rhea-AI Filing Summary

Leidos Holdings, Inc. senior vice president and controller Daniel A. Atkinson reported routine equity compensation and related tax withholding transactions in company common stock. He received an award of 1,076 shares of common stock on March 6, 2026, recorded as a grant or award acquisition at no stated purchase price.

According to the footnotes, these restricted stock units will vest in 33 1/3% increments over three annual installments, beginning on March 6, 2027. To cover tax obligations from previously reported restricted stock unit awards, the company withheld 78 shares on March 7, 2026 and 63 shares on March 8, 2026, both treated as tax-withholding dispositions authorized by the award agreement. After these transactions, Atkinson directly owned 3,303 shares of Leidos common stock, indicating a small, compensation-driven adjustment rather than open‑market trading.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Atkinson Daniel A.

Role SVP, Controller

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	63	$177.89	$11K
Exercise Price or Tax Liability	Common Stock	78	$177.89	$14K
Grant/Award	Common Stock	1,076	$0.00	$0.00

Holdings After Transaction: Common Stock — 3,303 shares (Direct)

Footnotes (2)

1. F1. The restricted stock units will vest in 33 1/3% over three annual installments, beginning on March 6, 2027.
2. F2. 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.

FAQ

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

What did Leidos Holdings (LDOS) executive Daniel A. Atkinson report in this Form 4?

Daniel A. Atkinson reported a routine stock award and related tax withholding transactions. He received 1,076 shares of Leidos common stock as a grant and had small portions of stock withheld to satisfy tax obligations tied to earlier restricted stock unit awards.

How many Leidos (LDOS) shares did Daniel A. Atkinson receive as an award?

He received an award of 1,076 shares of Leidos common stock. The filing characterizes this as a grant or award acquisition, with a stated price of $0.00 per share, reflecting equity compensation rather than an open‑market purchase of stock.

How will Daniel A. Atkinson’s Leidos (LDOS) restricted stock units vest?

The restricted stock units will vest in three equal annual installments. The filing states they vest 33 1/3% over three years, beginning on March 6, 2027, meaning the award becomes fully vested over a three‑year period following that start date.

Were Daniel A. Atkinson’s Leidos (LDOS) Form 4 transactions open‑market stock sales?

No, the reported dispositions were tax‑withholding events, not open‑market sales. The company withheld 78 and 63 shares to satisfy his tax obligations on previously reported restricted stock unit awards, as authorized by the restricted stock award agreement.

How many Leidos (LDOS) shares did Daniel A. Atkinson own after these transactions?

After the reported grant and tax‑withholding dispositions, Atkinson directly owned 3,303 shares of Leidos common stock. This figure reflects his remaining reported holdings following the small number of shares withheld to pay taxes on earlier equity awards.

What is the total number of Leidos (LDOS) shares withheld for Daniel A. Atkinson’s taxes?

A total of 141 shares of Leidos common stock were withheld for taxes. The filing shows two tax‑withholding dispositions coded “F,” covering 78 shares on March 7, 2026 and 63 shares on March 8, 2026 under the authorized award agreement.

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

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Accepted by SEC EDGAR 03/10/2026 - 05:14 PM 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^*

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)
03/06/2026

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	03/06/2026		A		1,076(1)	A	$0	3,444	D
Common Stock	03/07/2026		F(2)		78	D	$177.89	3,366	D
Common Stock	03/08/2026		F(2)		63	D	$177.89	3,303	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. The restricted stock units will vest in 33 1/3% over three annual installments, beginning on March 6, 2027.

2. 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	03/10/2026
	** 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.
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