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 JAMES J (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) X Director X 10% Owner Officer (give title below) X Other (specify below) Member of 10% owner group (7)
	3. Date of Earliest Transaction (Month/Day/Year) 07/14/2021
	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	07/14/2021		G	V	271,895(1)	D	$23.15	2,728,105(6)	I	By Susan Y. Kim 2020-1 GRAT
Common Stock	10/04/2021		G	V	626,192(2)	D	$24.7	626,192(6)	I	By James J. Kim 2018-1 GRAT
Common Stock	10/04/2021		G	V	626,192(3)	D	$24.7	0	I	By James J. Kim 2018-1 GRAT
Common Stock	12/27/2021		G	V	164,678(4)	A	$23.45	164,678(6)	I	By Susan Y. Kim 2012 Generation-Skipping Trust
Common Stock								1,866,552	D
Common Stock								1,855,776(6)	I	By spouse
Common Stock								6,430,381(5)(6)	I	By James J. Kim GRATs
Common Stock								11,408,075(5)(6)	I	By trusts (excl. JJK GRATs, Susan Y. Kim 2020-1 GRAT & Susan Y. Kim 2012 Generation-Skipping Trust)
Common Stock								49,594,980(6)	I	By 915 Investments, LP

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. On July 14, 2021, the Qualified Annuity Trust Under the Susan Y. Kim 2020-1 Irrevocable Trust Agreement Dated 04/01/20 distributed 271,895 shares of the Issuer's Common Stock to Susan Y. Kim. Susan Y. Kim and the reporting person are the co-trustees of the trust. The reporting person and Susan Y. Kim are father and daughter.

2. On October 4, 2021, the Qualified Annuity Trust under the James J. Kim 2018-1 Qualified Annuity Trust Agreement dtd 8/30/18 distributed 626,192 shares of the Issuer's Common Stock to Susan Y. Kim. The reporting person and Susan Y. Kim are the co-trustees of the trust.

3. On October 4, 2021, the Qualified Annuity Trust under the James J. Kim 2018-1 Qualified Annuity Trust Agreement dtd 8/30/18 distributed 626,192 shares of the Issuer's Common Stock to John T. Kim. The reporting person and John T. Kim are father and son.

4. On December 27, 2021, Susan Y. Kim transferred 164,678 shares of the Issuer's Common Stock to Susins, LLC. Susins, LLC is being treated as a corporation for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"). The Susan Y. Kim 2012 Generation-Skipping Trust Dated December 11, 2012 is being treated as a controlling shareholder of Susins, LLC. The reporting person is a trustee of said trust and members of his immediate family are beneficiaries thereof. The reporting person's indirect holding of these 164,678 shares of the Issuer's Common Stock was inadvertently omitted from his Form 4 that was filed with the Commission on January 4, 2022.

5. The reporting person is (i) a trustee of family trusts for the benefit of his immediate family members that own shares of the Issuer's Common Stock and (ii) a trustee of grantor retained annuity trusts of which he was the settlor and is the sole annuitant which own such shares.

6. Pursuant to the Form 4 instructions, the reporting person is being treated as having a pecuniary interest in all of the shares held by these trusts and partnerships. 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, or for any other purpose.

Remarks:

7. 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.

	/s/ Richard D. Rosen, Attorney-in-Fact	01/20/2022
	** 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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