Leidos Holdings (NYSE: LDOS) exec has 5,092 shares withheld to cover taxes

Rhea-AI Filing Summary

Leidos Holdings Sector President Elizabeth A. Porter reported a tax-withholding disposition of 5,092 shares of common stock at $118.72 per share. These shares were withheld by the company to satisfy her tax obligation on previously granted restricted stock units, as authorized in the award agreement, leaving her with 44,384 directly held shares.

Insider Trade Summary

Net Seller: 5,092 shares

Net Sell 1 txn

Insider Porter Elizabeth A

Role Sector President

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	5,092	$118.72	$605K

Holdings After Transaction: Common Stock — 44,384 shares (Direct)

Footnotes (1)

1. F1. 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.

Key Figures

Shares withheld for taxes: 5092 shares Tax withholding price: $118.72 per share Shares held after transaction: 44,384 shares

3 metrics

Shares withheld for taxes 5092 shares Common stock withheld to satisfy tax obligation on RSUs on 2026-08-04

Tax withholding price $118.72 per share Per-share value applied to tax-withholding disposition

Shares held after transaction 44,384 shares Directly owned Leidos common stock following the withholding

Key Terms

restricted stock units, tax obligation, restricted stock award agreement

3 terms

restricted stock units financial

"associated with previously reported awards of restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax obligation financial

"withheld by the Company to satisfy the reporting person's tax obligation"

restricted stock award agreement financial

"This share withholding was authorized in the restricted stock award agreement"

A restricted stock award agreement is a legal contract that grants someone company shares that are subject to limits — for example, they may only become fully owned after working at the company for a set time, meeting performance goals, or otherwise satisfying conditions. For investors, these agreements matter because they shape insider incentives, future share dilution when restrictions lift, and company compensation costs; think of it like a gift locked in a box that opens only after certain conditions are met.

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

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Form 4 Insider Transactions: What Each Field Means →

Available on EDGAR 08/06/2026 - 04:14 PM Accepted by SEC EDGAR 08/06/2026 - 04:12 PM Learn about SEC filing dates

FAQ

What insider transaction did LDOS executive Elizabeth A. Porter report?

Elizabeth A. Porter reported a tax-withholding disposition of 5,092 Leidos shares of common stock at $118.72 per share. The shares were withheld by the company to cover taxes on previously granted restricted stock units under her award agreement.

Was the LDOS insider transaction a market sale of shares?

No. The LDOS insider event was a tax-withholding transaction, not an open-market sale. 5,092 shares were withheld by the company to satisfy Elizabeth A. Porter’s tax obligation arising from earlier restricted stock unit awards.

How many LDOS shares does Elizabeth A. Porter hold after this transaction?

After the tax-withholding transaction, Elizabeth A. Porter directly holds 44,384 shares of Leidos common stock. This figure reflects her position following the withholding of 5,092 shares to cover taxes on previously granted restricted stock units.

What price per share was used for the LDOS tax-withholding shares?

The tax-withholding disposition used a value of $118.72 per share for the 5,092 shares of Leidos common stock. This per-share amount reflects the price applied in calculating the share-based tax payment on restricted stock units.

Was the LDOS insider transaction under a Rule 10b5-1 trading plan?

No. The report indicates the transaction was not affirmed as conducted under a Rule 10b5-1 plan. It is characterized instead as shares withheld by the company to satisfy Elizabeth A. Porter’s tax obligation on prior restricted stock unit awards.

What was the reason for withholding LDOS shares from Elizabeth A. Porter?

The company withheld 5,092 LDOS shares to satisfy Elizabeth A. Porter’s tax obligation tied to previously reported restricted stock unit awards. This withholding was explicitly authorized in her restricted stock award agreement with Leidos Holdings.

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^*

Porter Elizabeth A

(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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/04/2026

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	08/04/2026		F(1)		5,092	D	$118.72	44,384	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/ Henrique B. Canarim by PoA of Elizabeth Porter	08/06/2026
	** 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)