<SEC-DOCUMENT>0001193125-22-156275-index.html : 20220520 <SEC-HEADER>0001193125-22-156275.hdr.sgml : 20220520 <ACCEPTANCE-DATETIME>20220520170106 ACCESSION NUMBER: 0001193125-22-156275 CONFORMED SUBMISSION TYPE: SD PUBLIC DOCUMENT COUNT: 4 <RULE> <RULE-NAME>13p-1 <ITEM> <ITEM-NUMBER>1.01 <ITEM-PERIOD>20211231 </ITEM> </RULE> FILED AS OF DATE: 20220520 DATE AS OF CHANGE: 20220520 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: SD SEC ACT: 1934 Act SEC FILE NUMBER: 000-29472 FILM NUMBER: 22948549 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>SD <SEQUENCE>1 <FILENAME>d351146dsd.htm <DESCRIPTION>SD <TEXT> Document 1 - file: d351146dsd.htm
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