Leidos Holdings (LDOS) executive reports new stock grants and tax withholding

Rhea-AI Filing Summary

Leidos Holdings executive Elizabeth A. Porter, a Sector President, reported equity awards and related tax withholding in common stock. On February 12, 2026, she acquired 3,552 shares of common stock at $0 per share and separately acquired 10,146 shares at $0 per share, both as stock awards. A related footnote states that one restricted stock unit award will vest in three annual installments beginning on March 7, 2026. On the same date, 4,250 shares were disposed of at $173 per share through a tax-withholding disposition authorized under a performance share award agreement. After these transactions, she directly owned 48,023 shares of Leidos common stock.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider Porter Elizabeth A

Role Sector President

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	3,552	$0.00	--
Grant/Award	Common Stock	10,146	$0.00	--
Tax Withholding	Common Stock	4,250	$173.00	$735K

Holdings After Transaction: Common Stock — 42,127 shares (Direct)

Footnotes (1)

1. This restricted stock unit award will vest over three annual installments, beginning on March 7, 2026. These shares were withheld by the Company to satisfy the reporting person's tax obligation associated with the settlement of performance shares. This share withholding was authorized in the performance share award agreement.

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^*

Porter Elizabeth 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)
	Sector President

3. Date of Earliest Transaction (Month/Day/Year)
02/12/2026

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	02/12/2026		A		3,552(1)	A	$0	42,127	D
Common Stock	02/12/2026		A		10,146	A	$0	52,273	D
Common Stock	02/12/2026		F		4,250(2)	D	$173	48,023	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. This restricted stock unit award will vest over three annual installments, beginning on March 7, 2026.

2. These shares were withheld by the Company to satisfy the reporting person's tax obligation associated with the settlement of performance shares. This share withholding was authorized in the performance share award agreement.

Remarks:

	/s/ Ramune M. Kligys by PoA of Elizabeth M. Porter	02/17/2026
	** 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) executive Elizabeth A. Porter report?

Elizabeth A. Porter reported stock awards and tax withholding transactions. She acquired 3,552 and 10,146 Leidos common shares at $0 per share and had 4,250 shares withheld at $173 per share to cover tax obligations related to performance share settlement.

How many Leidos (LDOS) shares did Elizabeth A. Porter acquire in the latest Form 4?

She acquired two blocks of Leidos common stock: 3,552 shares and 10,146 shares, both at $0 per share as equity awards. These awards increased her directly held position before share withholding for taxes associated with performance shares.

Why were 4,250 Leidos (LDOS) shares disposed of in Elizabeth A. Porter’s filing?

The 4,250 shares were withheld by Leidos to satisfy Elizabeth A. Porter’s tax obligation tied to performance share settlement. The filing explains this tax-withholding disposition was authorized under the performance share award agreement, rather than being an open-market sale.

What is the vesting schedule of Elizabeth A. Porter’s new Leidos restricted stock units?

One restricted stock unit award will vest over three annual installments. According to the footnote, vesting begins on March 7, 2026, meaning portions of the award are scheduled to vest once per year over a three-year period following that initial date.

How many Leidos (LDOS) shares does Elizabeth A. Porter own after these transactions?

Following the reported equity award grants and tax-withholding disposition, Elizabeth A. Porter directly owns 48,023 shares of Leidos common stock. This figure reflects the net position after both the stock awards and the 4,250 shares withheld for taxes.

What do the transaction codes A and F mean in Elizabeth A. Porter’s Leidos Form 4?

Code A indicates grants, awards, or other acquisitions of stock, here at $0 per share. Code F signifies payment of tax liability by delivering shares, describing the 4,250 Leidos shares withheld to cover taxes on performance share settlement.