0001209191-21-012050.txt : 20210218 0001209191-21-012050.hdr.sgml : 20210218 20210218180833 ACCESSION NUMBER: 0001209191-21-012050 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20210211 FILED AS OF DATE: 20210218 DATE AS OF CHANGE: 20210218 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KIM JAMES J CENTRAL INDEX KEY: 0001158839 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29472 FILM NUMBER: 21651005 ISSUER: 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 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 4 1 doc4.xml FORM 4 SUBMISSION X0306 4 2021-02-11 0 0001047127 AMKOR TECHNOLOGY, INC. AMKR 0001158839 KIM JAMES J C/O SIANA CARR O'CONNOR & LYNAM, 1500 EAST LANCASTER AVENUE, PAOLI PA 19301-9713 1 0 1 1 Exhibit 99.1 Common Stock 2021-02-11 4 A 0 10893 0.00 A 1725770 D Common Stock 49594980 I By Self as GP Common Stock 6417888 I By Self as Trustee Common Stock 23 I By Spouse These are Time-Vested Restricted Stock Units which were granted on February 11, 2021 and vest in four equal annual installments; 25% on each anniversary of the grant date. The reporting person disclaims beneficial ownership of the shares reported on this Form 4 as owned indirectly by the reporting person as the general partner of a partnership that holds such shares or the trustee of trusts that hold such shares 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, or for any other purpose. Agnes C. Kim is the spouse of the reporting person. 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, or for any other purpose. Mark N. Rogers, Attorney-in-Fact for James J. Kim 2021-02-18 EX-99.1 2 attachment1.htm EX-99.1 DOCUMENT

Exhibit 99.1


A Schedule 13D was filed by James J. Kim and those members of the reporting
group who then constituted the group on November 28, 2005, as amended by
Amendment No. 1 filed with the Securities and Exchange Commission (the
"Commission") on April 4, 2008, Amendment No. 2 filed with the Commission on
March 19, 2009, Amendment No. 3 filed with the Commission on April 16, 2009,
Amendment No. 4 filed with the Commission on February 5, 2010, Amendment No. 5
filed with the Commission on March 28, 2011, Amendment No. 6 filed with the
Commission on November 17, 2011, Amendment No. 7 filed with the Commission on
March 29, 2013, Amendment No. 8 filed with the Commission on March 28, 2014,
Amendment No. 9 filed with the Commission on March 30, 2015, Amendment No. 10
filed with the Commission on March 30, 2016, Amendment No. 11 filed with the
Commission on January 20, 2017, Amendment No. 12 filed with the Commission on
March 21, 2018, Amendment No. 13 filed with the Commission on November 9, 2018,
Amendment No. 14  filed with the Commission on March 20, 2020 (as further
amended from time to time, the "Schedule 13D").  Those individuals and entities
listed in the Schedule 13D, including the filer of this Form 4, may be deemed to
be members of a group (the "Group") who, or whose trustees, exercise voting or
investment power with respect to shares of Amkor Technology, Inc.s (the
"Issuer") Common Stock in concert with other members of the Group.  The Group
may be deemed to beneficially own more than 10% of the outstanding voting
securities of the Issuer. The reporting person states that the filing of this
Form 4 Report 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 of the Securities Exchange Act of 1934, as
amended, or for any other purpose.