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).

1. Name and Address of Reporting Person* KIM JOHN T (Last) (First) (Middle) C/O SIANA CARR O'CONNOR & LYNAM 1500 EAST LANCASTER AVENUE (Street) PAOLI PA 19301-9713 (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 X 10% Owner Officer (give title below) X Other (specify below) Member of 10% owner group (9)
	3. Date of Earliest Transaction (Month/Day/Year) 02/22/2023
	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	02/22/2023		S		384,000	D	$25.28	13,500,832(1)(2)(3)	I	By trusts (other than GRAT & Rev. Trust)
Common Stock	02/22/2023		S		384,000	D	$25.28	13,116,832(1)(3)(4)	I	By trusts (other than GRAT & Rev. Trust)
Common Stock	02/22/2023		S		384,000	D	$25.28	12,732,832(1)(3)(5)	I	By trusts (other than GRAT & Rev. Trust)
Common Stock	02/22/2023		S		384,000	D	$25.28	12,348,832(1)(3)(6)	I	By trusts (other than GRAT & Rev. Trust)
Common Stock	02/22/2023		S		384,000	D	$25.28	11,964,832(1)(3)(7)	I	By trusts (other than GRAT & Rev. Trust)
Common Stock								4,184,005	D
Common Stock								2,478,325(1)(3)(8)	I	By Sujoda Investments, LP
Common Stock								19,484,809(1)(3)	I	By Sujochil, LP
Common Stock								753,232(1)(3)	I	By own 2018 GRAT dtd 2/6/18

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 Reporting Person disclaims beneficial ownership of these securities, except to the extent of the Reporting Person's pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of the Reporting Person's pecuniary interest therein, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), or for any other purpose.

2. On February 22, 2023, the Irrevocable Deed of Trust of James J. Kim for Alexandra Kim Panichello dated 12/24/92 transferred 384,000 shares of Common Stock of Amkor Technology, Inc. (the "Issuer") in full payment of the principal and accrued interest of a note payable to James J. Kim by such trust. The Reporting Person and Susan Y. Kim are co-trustees of such trust.

3. The Reporting Person is (i) a trustee of a grantor retained annuity trust of which he was the settlor and is the sole annuitant which owns 753,232 shares of the Issuer's Common Stock, (ii) a trustee of family trusts for the benefit of his immediate family members which own 11,964,832 shares of the Issuer's Common Stock, (iii) a general partner of a limited partnership (Sujochil, LP) which owns 19,484,809 shares of the Issuer's Common Stock and (iv) as referenced in footnote 8, a member of Sujoda Management, LLC, which indirectly owns 2,478,325 shares of the Issuer's Common Stock. Pursuant to the Form 4 instructions, the Reporting Person is being treated as having a pecuniary interest in all of such shares.

4. On February 22, 2023, the Irrevocable Deed of Trust of James J. Kim for Jacqueline Mary Panichello dated 10/3/94 transferred 384,000 shares of the Issuer's Common Stock in full payment of the principal and accrued interest of a note payable to James J. Kim by such trust. The Reporting Person and Susan Y. Kim are co-trustees of such trust.

5. On February 22, 2023, the Irrevocable Deed of Trust of James J. Kim for Allyson Lee Kim dated 10/15/01 transferred 384,000 shares of the Issuer's Common Stock in full payment of the principal and accrued interest of a note payable to James J. Kim by such trust. The Reporting Person and Susan Y. Kim are co-trustees of such trust.

6. On February 22, 2023, the Irrevocable Deed of Trust of James J. Kim for Dylan James Panichello dated 10/15/01 transferred 384,000 shares of the Issuer's Common Stock in full payment of the principal and accrued interest of a note payable to James J. Kim by such trust. The Reporting Person and Susan Y. Kim are co-trustees of such trust.

7. On February 22, 2023, the Irrevocable Deed of Trust of James J. Kim, Settlor, FBO Jason Lee Kim dated 11/17/03 transferred 384,000 shares of the Issuer's Common Stock in full payment of the principal and accrued interest of a note payable to James J. Kim by such trust. The Reporting Person and Susan Y. Kim are co-trustees of such trust.

8. The sole general partner of Sujoda Investments, LP is Sujoda Management, LLC. The Reporting Person is one of three members of Sujoda Management, LLC. Sujoda Management, LLC is being treated as a limited partnership for purposes of Section 16, and, pursuant to the Form 4 instructions, the Reporting Person has elected to treat all of the shares of the Issuer's Common Stock owned by Sujoda Investments, LP as beneficially owned by the Reporting Person.

Remarks:

(9) The Reporting Person states that the filing of this Form 4 shall not be deemed an admission that the Reporting Person is the beneficial owner of the reported securities owned by the other members of the group, for the purpose of Section 16, or for any other purpose.

	Mark N. Rogers, Attorney-in-Fact for John T. Kim	02/24/2023
	** 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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