AMKOR TECHNOLOGY, INC. — Director's Dealing 2023

May 19, 2023

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AMKOR TECHNOLOGY, INC. (AMKR)
CIK: 0001047127
Period of Report: 2023-05-16

Reporting Person: ALEXANDER DOUGLAS A (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2023-05-16	Restricted Stock Units	$	A	8478	Acquired		Common Stock (8478)	Direct

Footnotes

F1: Represents shares of common stock underlying time-vested restricted stock units ("RSUs") granted on May 16, 2023 (the "Grant Date") pursuant to the Amkor Technology, Inc. (the "Issuer") 2021 Equity Incentive Plan. Subject to the terms and conditions of the applicable award agreement, the RSUs: (i) may be converted into common stock of the Issuer on a one-for-one basis; (ii) will vest in full on the earlier of the first anniversary of the Grant Date or the date of the Issuer's first annual meeting of stockholders immediately following the Grant Date; and (iii) will be settled on the sixth anniversary of the Grant Date in accordance with the terms of an irrevocable deferral agreement and distribution election made pursuant to the Plan. The RSUs were awarded for no consideration other than the Reporting Person's service as a director of the Issuer.