[Form 4] GRAPHIC PACKAGING HOLDING CO Insider Trading Activity

Rhea-AI Filing Summary

GRAPHIC PACKAGING HOLDING CO executive Lauren S. Tashma reported multiple equity compensation transactions in company stock. On February 15, 2026, she acquired common shares through the exercise and conversion of service-based restricted stock units and from the settlement of a previously granted performance-based restricted stock unit award.

She also received a separate grant of 9,811 shares of common stock as an award. To cover tax obligations tied to these equity events, she disposed of blocks of common shares, including 6,743, 4,485, and 2,141 shares at a price of $12.42 per share, as tax-withholding dispositions. After these transactions, she continued to hold a significant direct ownership position in the company’s common stock.

Insider Trade Summary

21,317 shares exercised/converted

Mixed 8 txns

Insider Tashma Lauren S.

Role Former EVP, GC & Secretary

Type	Security	Shares	Price	Value
Exercise	Service-Based Restricted Stock Units	15,825	$0.00	--
Exercise	Service-Based Restricted Stock Units	5,492	$0.00	--
Exercise	Common Stock	15,825	$0.00	--
Tax Withholding	Common Stock	6,743	$12.42	$84K
Grant/Award	Common Stock	9,811	$0.00	--
Tax Withholding	Common Stock	4,485	$12.42	$56K
Exercise	Common Stock	5,492	$0.00	--
Tax Withholding	Common Stock	2,141	$12.42	$27K

Holdings After Transaction: Service-Based Restricted Stock Units — 0 shares (Direct); Common Stock — 329,614 shares (Direct)

Footnotes (1)

1. The number of shares represents the settlement of a previously-granted Performance-Based Restricted Stock Unit award. The Service-Based Restricted Stock Units expire upon their conversion and payout in shares of the Company's Common Stock.

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
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hours per response:			0.5

X

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^*

Tashma Lauren S.

(Last) (First) (Middle)

1500 RIVEREDGE PARKWAY, NW

(Street)

ATLANTA GA 30328

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
GRAPHIC PACKAGING HOLDING CO [ GPK ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Former EVP, GC & Secretary

3. Date of Earliest Transaction (Month/Day/Year)
02/15/2026

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	02/15/2026		M		15,825	A	$0	329,614	D
Common Stock	02/15/2026		F		6,743	D	$12.42	322,871	D
Common Stock	02/15/2026		A		9,811(1)	A	$0	332,682	D
Common Stock	02/15/2026		F		4,485	D	$12.42	328,197	D
Common Stock	02/15/2026		M		5,492	A	$0	333,689	D
Common Stock	02/15/2026		F		2,141	D	$12.42	331,548	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
Service-Based Restricted Stock Units	$0	02/15/2026		M			15,825	02/15/2026	(2)	Common Stock	15,825	$0	0	D
Service-Based Restricted Stock Units	$0	02/15/2026		M			5,492	02/15/2026	(2)	Common Stock	5,492	$0.00	5,658	D

Explanation of Responses:

1. The number of shares represents the settlement of a previously-granted Performance-Based Restricted Stock Unit award.

2. The Service-Based Restricted Stock Units expire upon their conversion and payout in shares of the Company's Common Stock.

	/s/ Lauren S. Tashma, by Laura Lynn Church, Attorney-in-Fact	02/18/2026
	** 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).
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