Amkor EVP gets shares from RSU vesting

Amkor Technology Executive Vice President Farshad Haghighi reported equity award activity involving restricted stock units and common shares.

Rhea-AI Filing Summary

Amkor Technology Executive Vice President Farshad Haghighi reported equity award activity involving restricted stock units and common shares. On February 16, 2026, 1,789 restricted stock units were exercised or converted and settled into 1,789 shares of common stock at no cash cost to him.

On the same date, 816 common shares were disposed of in a tax-withholding transaction at $47.48 per share, with the shares withheld by Amkor to cover his tax obligations, and the company paying those taxes on his behalf. After these transactions, he held 9,327 common shares directly. Footnotes indicate the original grant was 7,423 RSUs vesting in four equal annual installments beginning February 16, 2024.

Insider Trade Summary

1,789 shares exercised/converted

Exercise 3 txns

Insider Haghighi Farshad

Role Executive Vice President

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	1,789	$0.00	$0.00
Exercise	Common Stock	1,789	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock	816	$47.48	$39K

Holdings After Transaction: Restricted Stock Units — 1,855 contracts (Direct); Common Stock — 9,327 shares (Direct)

Footnotes (2)

1. F1. The transaction represents shares withheld by Amkor Technology, Inc. (the "Issuer") in connection with the vesting of certain restricted stock units ("RSUs") granted to the Reporting Person on February 16, 2023 (the "Grant Date") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person.
2. F2. On the Grant Date, the Reporting Person was granted 7,423 RSUs which vest in four equal annual installments beginning on the first anniversary of the Grant Date.

FAQ

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

What insider transactions did Amkor (AMKR) executive Farshad Haghighi report?

Farshad Haghighi reported RSU vesting and related share movements. He acquired 1,789 common shares from restricted stock units and had 816 shares withheld to satisfy tax obligations, all dated February 16, 2026 under Amkor’s 2021 Equity Incentive Plan.

How many Amkor (AMKR) shares did Farshad Haghighi acquire from RSU vesting?

He acquired 1,789 Amkor common shares upon conversion of restricted stock units. The exercise price per share was listed as $0.00, reflecting equity compensation rather than an open-market purchase, and the shares were received on February 16, 2026.

Why were 816 Amkor (AMKR) shares disposed of in Farshad Haghighi’s Form 4?

The 816 shares were withheld to cover tax liabilities from RSU vesting. Amkor retained these shares at $47.48 per share and will pay the associated taxes on his behalf, classifying the transaction as a tax-withholding disposition, not an open-market sale.

How many Amkor (AMKR) shares does Farshad Haghighi own after these transactions?

After the reported RSU conversion and tax-withholding disposition, Farshad Haghighi directly owned 9,327 Amkor common shares. This figure reflects his updated direct ownership following the February 16, 2026 equity award-related transactions.

What are the terms of Farshad Haghighi’s Amkor (AMKR) RSU grant mentioned in the filing?

The filing notes a grant of 7,423 restricted stock units to Farshad Haghighi on February 16, 2023. These RSUs vest in four equal annual installments, beginning on the first anniversary of the grant date under Amkor’s 2021 Equity Incentive Plan.

Is Farshad Haghighi’s Amkor (AMKR) Form 4 a stock sale on the open market?

No, the filing describes equity award vesting and tax withholding. Shares were acquired through RSU conversion, and 816 shares were withheld by Amkor to pay taxes, rather than being sold by him in an open-market transaction.

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

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Accepted by SEC EDGAR 02/18/2026 - 04:06 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^*

Haghighi Farshad

(Last) (First) (Middle)

2045 EAST INNOVATION CIRCLE

(Street)

TEMPE AZ 85284

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
AMKOR TECHNOLOGY, INC. [ AMKR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/16/2026

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	02/16/2026		M		1,789	A	$0	10,143	D
Common Stock	02/16/2026		F(1)		816	D	$47.48	9,327	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
Restricted Stock Units	$0(2)	02/16/2026		M			1,789	(2)	(2)	Common Stock	1,789	$0	1,855	D

Explanation of Responses:

1. The transaction represents shares withheld by Amkor Technology, Inc. (the "Issuer") in connection with the vesting of certain restricted stock units ("RSUs") granted to the Reporting Person on February 16, 2023 (the "Grant Date") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the related award agreement. These shares were withheld to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person.

2. On the Grant Date, the Reporting Person was granted 7,423 RSUs which vest in four equal annual installments beginning on the first anniversary of the Grant Date.

Remarks:

	/s/ Mark N. Rogers, Attorney-in-Fact for Farshad Haghighi	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).
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.