Stock grant and tax share withholding for Leidos (NYSE: LDOS) exec

Rhea-AI Filing Summary

Leidos Holdings, Inc. Sector President Jason M. O'Connor reported routine equity compensation and related tax withholding. On March 6, 2026, he received an award of 3,914 shares of common stock, representing restricted stock units granted at $0.00 per share.

According to the footnotes, these units will vest in equal installments of 33 1/3% over three years, beginning on March 6, 2027. On March 7 and 8, 2026, a total of 118 shares were disposed of at $177.89 per share to satisfy tax obligations tied to previously reported restricted stock unit awards. After these transactions, O'Connor directly holds 14,924 shares of Leidos common stock.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider O'Connor Jason M.

Role Sector President

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	57	$177.89	$10K
Tax Withholding	Common Stock	61	$177.89	$11K
Grant/Award	Common Stock	3,914	$0.00	--

Holdings After Transaction: Common Stock — 14,924 shares (Direct)

Footnotes (1)

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

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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^*

O'Connor Jason M.

(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)
	Sector President

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		3,914(1)	A	$0	15,042	D
Common Stock	03/07/2026		F(2)		61	D	$177.89	14,981	D
Common Stock	03/08/2026		F(2)		57	D	$177.89	14,924	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 Jason M. O'Connor	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.
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 Leidos (LDOS) report for Jason M. O'Connor?

Leidos reported that executive Jason M. O'Connor received 3,914 shares as a stock award and had 118 shares withheld to cover tax obligations, leaving him with 14,924 shares of common stock held directly.

Was the Leidos (LDOS) insider activity a stock purchase or sale?

The activity was compensation-related, not an open-market trade. O'Connor received 3,914 shares as an equity grant, and 118 shares were withheld by the company to pay taxes on previously granted restricted stock units.

How will Jason M. O'Connor’s Leidos (LDOS) stock grant vest?

The 3,914-share restricted stock unit grant will vest in three equal annual installments. Vesting starts on March 6, 2027, with 33 1/3% of the award vesting each year over the three-year schedule.

Why were Leidos (LDOS) shares disposed of in Jason M. O'Connor’s Form 4?

The 118 shares reported as dispositions were withheld by Leidos to satisfy O'Connor’s tax obligations on earlier restricted stock unit awards, as authorized under his restricted stock award agreement, rather than being sold on the open market.

How many Leidos (LDOS) shares does Jason M. O'Connor hold after these transactions?

After the reported grant and tax withholding entries, O'Connor directly holds 14,924 shares of Leidos common stock. This figure reflects his position following the March 8, 2026 tax-withholding transaction.

What is the reported tax withholding price in the Leidos (LDOS) insider filing?

The company withheld 118 shares at a reported price of $177.89 per share to cover Jason M. O'Connor’s tax obligations linked to previously granted restricted stock unit awards.