<SEC-DOCUMENT>0001193125-21-144561-index.html : 20210430
<SEC-HEADER>0001193125-21-144561.hdr.sgml : 20210430
<ACCEPTANCE-DATETIME>20210430150915
ACCESSION NUMBER:		0001193125-21-144561
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20210430
DATE AS OF CHANGE:		20210430
EFFECTIVENESS DATE:		20210430

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AMKOR TECHNOLOGY, INC.
		CENTRAL INDEX KEY:			0001047127
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				231722724
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-255655
		FILM NUMBER:		21877039

	BUSINESS ADDRESS:	
		STREET 1:		2045 EAST INNOVATION CIRCLE
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85284
		BUSINESS PHONE:		480-821-5000

	MAIL ADDRESS:	
		STREET 1:		2045 EAST INNOVATION CIRCLE
		CITY:			TEMPE
		STATE:			AZ
		ZIP:			85284

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AMKOR TECHNOLOGY INC
		DATE OF NAME CHANGE:	19971001
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>d142021ds3asr.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: d142021ds3asr.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-4.4 <SEQUENCE>2 <FILENAME>d142021dex44.htm <DESCRIPTION>EX-4.4 <TEXT> Document 2 - file: d142021dex44.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>3 <FILENAME>d142021dex51.htm <DESCRIPTION>EX-5.1 <TEXT> Document 3 - file: d142021dex51.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>4 <FILENAME>d142021dex231.htm <DESCRIPTION>EX-23.1 <TEXT> Document 4 - file: d142021dex231.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-25.1 <SEQUENCE>5 <FILENAME>d142021dex251.htm <DESCRIPTION>EX-25.1 <TEXT> Document 5 - file: d142021dex251.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>g142021ex5_1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: g142021ex5_1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g142021g12d12.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g142021g12d12.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g142021g20m82.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g142021g20m82.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g142021g61a63.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: g142021g61a63.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g142021g92a70.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: g142021g92a70.jpg
</DOCUMENT> </SEC-DOCUMENT>