0001047127-24-000046.txt : 20240226 0001047127-24-000046.hdr.sgml : 20240226 20240226185522 ACCESSION NUMBER: 0001047127-24-000046 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240222 FILED AS OF DATE: 20240226 DATE AS OF CHANGE: 20240226 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Rutten Guillaume Marie Jean CENTRAL INDEX KEY: 0001596796 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-29472 FILM NUMBER: 24681150 MAIL ADDRESS: STREET 1: 1900 S. PRICE ROAD CITY: CHANDLER STATE: AZ ZIP: 85286 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_1708991681.xml FORM 4 X0508 4 2024-02-22 0 0001047127 AMKOR TECHNOLOGY, INC. AMKR 0001596796 Rutten Guillaume Marie Jean 2045 EAST INNOVATION CIRCLE TEMPE AZ 85284 1 1 0 0 President and CEO 1 Common Stock 2024-02-22 4 M 0 10625 9.48 A 144353 D Common Stock 2024-02-22 4 M 0 4375 14.17 A 148728 D Common Stock 2024-02-22 4 S 0 25000 30.63 D 123728 D Common Stock 2024-02-23 4 A 0 10748 0 A 134476 D Employee Stock Option (Right-to-Buy) 9.48 2024-02-22 4 M 0 10625 0 D 2020-02-15 2029-02-15 Common Stock 10625 0 D Employee Stock Option (Right-to-Buy) 14.17 2024-02-22 4 M 0 4375 0 D 2020-10-30 2030-07-30 Common Stock 4375 98125 D Restricted Stock Units 0 2024-02-23 4 M 0 10748 0 D Common Stock 10748 21496 D The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 8, 2023. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.40 to $31.00. The Reporting Person hereby undertakes to provide, upon request, to the staff of the Securities and Exchange Commission, Amkor Technology, Inc. (the "Issuer"), or any security holder of the Issuer, full information regarding the number of shares sold at each separate price within the range set forth in this footnote (2) to this Form 4. On March 17, 2023, the Reporting Person filed a Form 4 which inadvertently reported that the Reporting Person beneficially owned 15,265 2019 Options Shares (as defined below) as of March 15, 2023, instead of 15,625. As of February 22, 2024, the Reporting Person beneficially owned 0 2019 Option Shares. This stock option (the "2019 Option") to acquire 150,000 shares of the Issuer's common stock (the "2019 Option Shares") was granted on February 15, 2019 (the "2019 Option Grant Date") and vested over four years as follows: (i) with respect to 25% of the 2019 Option Shares, on the first anniversary of the 2019 Option Grant Date; and (ii) with respect to the remainder of the 2019 Option Shares, in equal quarterly installments thereafter, such that 100% of the 2019 Option vested on the fourth anniversary of the 2019 Option Grant Date. This stock option (the "2020 Option") to acquire 375,000 shares of the Issuer's common stock was granted on July 30, 2020 (the "2020 Option Grant Date") and vested in equal quarterly installments over three years, such that 100% of the 2020 Option vested on the third anniversary of the 2020 Option Grant Date. On February 24, 2022 (the "RSU Grant Date"), the Reporting Person was granted 42,992 time-vested restricted stock units ("RSUs") pursuant to the Issuer's 2021 Equity Incentive Plan, as amended, and the applicable award agreement. The RSUs convert into shares of the Issuer's common stock on a one-to-one basis and vest in four equal annual installments beginning on the first anniversary of the RSU Grant Date. Mark N. Rogers, Attorney-in-Fact for Guillaume Marie Jean Rutten 2024-02-26