0001047127-24-000167.txt : 20240815 0001047127-24-000167.hdr.sgml : 20240815 20240815164015 ACCESSION NUMBER: 0001047127-24-000167 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240813 FILED AS OF DATE: 20240815 DATE AS OF CHANGE: 20240815 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Engel Kevin CENTRAL INDEX KEY: 0001965254 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29472 FILM NUMBER: 241213020 MAIL ADDRESS: STREET 1: 2045 EAST INNOVATION CIRCLE CITY: TEMPE STATE: AZ ZIP: 85284 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: AMKOR TECHNOLOGY, INC. CENTRAL INDEX KEY: 0001047127 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing 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 wk-form4_1723754409.xml FORM 4 X0508 4 2024-08-13 0 0001047127 AMKOR TECHNOLOGY, INC. AMKR 0001965254 Engel Kevin 2045 EAST INNOVATION CIRCLE TEMPE AZ 85284 0 1 0 0 Executive Vice President 0 Common Stock 2024-08-13 4 A 0 8260 0 A 8260 D Common Stock 2024-08-13 4 F 0 3540 32.16 D 4720 D Common Stock 2024-08-14 4 S 0 4720 32.64 D 0 D This Form 4 reports the vesting on August 13, 2024 of 8,260 shares of common stock of Amkor Technology, Inc. (the "Issuer") underlying performance-vested restricted stock units ("PSUs") granted to the Reporting Person on December 14, 2023 pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the related award agreement. The PSUs vested based on the achievement of either of two internal performance goals related to geographic expansion of the Issuer's manufacturing footprint and expanding the Issuer's advanced packaging capacity in support of end markets with high growth potential. The transaction represents shares of the Issuer's common stock withheld by the Issuer in connection with the vesting of PSUs to satisfy the Reporting Person's tax withholding obligations. The Issuer will pay these taxes on behalf of the Reporting Person. Mark N. Rogers, Attorney-in-Fact for Kevin Engel 2024-08-15