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.SeeInstruction 1(b).

1. Name and Address of Reporting Person* Faust Megan (Last) (First) (Middle) 2045 E INNOVATION CIRCLE (街) TEMPE AZ 85284 (City) (State) (Zip)	2. Issuer NameandTicker or Trading Symbol AMKOR TECHNOLOGY, INC.[AMKR]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10%的老板 X 官(给下面的标题) Other (specify below) CFO
	3. Date of Earliest Transaction (Month/Day/Year) 09/17/2020
	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	09/17/2020		M		4,500	A	$8.88	11,719	D
Common Stock	09/17/2020		S(1)		4,500	D	$11.15(2)	7,219	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
Employee Stock Option (Right-to-Buy)	$8.88	09/17/2020		M			4,500	09/12/2017(3)	09/12/2026	Common Stock	4,500	$0.00	52岁的500	D

Explanation of Responses:

1. The sale reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 30, 2020.

2. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from 11.08 to 11.19.

3. The stock options will vest over four years; 25% on the first anniversary of the grant date and 1/16 of the option will vest each quarter thereafter so that at the end of the fourth year, 100% of the option will be vested.

Remarks:

	Mark N. Rogers, Attorney-in-Fact for Megan Faust	09/17/2020
	** 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,seeInstruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal ViolationsSee18 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,seeInstruction 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.