0001047127-24-000042.txt : 20240222 0001047127-24-000042.hdr.sgml : 20240222 20240222174605 ACCESSION NUMBER: 0001047127-24-000042 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240220 FILED AS OF DATE: 20240222 DATE AS OF CHANGE: 20240222 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Faust Megan CENTRAL INDEX KEY: 0001684564 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29472 FILM NUMBER: 24666394 MAIL ADDRESS: STREET 1: 2045 E 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_1708641944.xml FORM 4 X0508 4 2024-02-20 0 0001047127 AMKOR TECHNOLOGY, INC. AMKR 0001684564 Faust Megan 2045 E INNOVATION CIRCLE TEMPE AZ 85284 0 1 0 0 CFO 0 Common Stock 2024-02-20 4 A 0 21377 0 A 60188 D Common Stock 2024-02-20 4 F 0 9161 29.75 D 51027 D Restricted Stock Units 2024-02-20 4 A 0 50420 0 A Common Stock 50420 50420 D This Form 4 reports the vesting on February 20, 2024 of 21,377 shares of common stock of Amkor Technology, Inc. (the "Issuer") underlying performance-vested restricted stock units ("PSUs") granted to the Reporting Person on February 24, 2022 pursuant to the Issuer's Equity Incentive Plan, as amended, and the related award agreement. The PSUs vested based on the attainment of a basic cumulative earnings per share performance goal over a two-year performance period beginning January 1, 2022 and ending on December 31, 2023. 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. Represents shares of the Issuer's common stock underlying time-vested restricted stock units granted on February 20, 2024 (the "Grant Date") pursuant to the Issuer's Equity Incentive Plan (the "RSUs"). The RSUs were awarded for no consideration other than the Reporting Person's service as an officer of the Issuer and will vest in three equal annual installments beginning on the first anniversary of the Grant Date and annually thereafter, such that 100% will be vested on the third anniversary of the Grant Date. Mark N. Rogers, Attorney-in-Fact for Megan Faust 2024-02-22