Guillaume Marie Jean Rutten - Feb 20, 2024 Form 4 Insider Report for AMKOR TECHNOLOGY, INC. (AMKR)

Role: President and CEO, Director
Signature: Mark N. Rogers, Attorney-in-Fact for Guillaume Marie Jean Rutten
Stock symbol: AMKR
Transactions as of: Feb 20, 2024
Transactions value $: $0
Form type: 4
Date filed: 2/22/2024, 05:43 PM
Previous filing: Feb 21, 2024
Next filing: Feb 26, 2024

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	AMKR	Restricted Stock Units	Award	$0	+282K		$0.00	282K	Feb 20, 2024	Common Stock	282K		Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents shares of Amkor Technology, Inc. (the "Issuer") 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 over three years, with 40% of the RSUs vesting on each of the first anniversary and the second anniversary of the Grant Date, and 20% vesting on the third anniversary of the Grant Date,, such that 100% will be vested on the third anniversary of the Grant Date.

Content

Represents shares of Amkor Technology, Inc. (the "Issuer") 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 over three years, with 40% of the RSUs vesting on each of the first anniversary and the second anniversary of the Grant Date, and 20% vesting on the third anniversary of the Grant Date,, such that 100% will be vested on the third anniversary of the Grant Date.