Guillaume Marie Jean Rutten - Feb 24, 2025 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 24, 2025
Transactions value $: $0
Form type: 4
Date filed: 2/26/2025, 04:38 PM
Previous filing: Feb 21, 2025
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMKR	Common Stock	Options Exercise	$0	+10.7K	+3.08%	$0.00	359K	Feb 24, 2025	Direct

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	Options Exercise	$0	-10.7K	-50%	$0.00	10.7K	Feb 24, 2025	Common Stock	10.7K	$0.00	Direct	F1

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

Explanation of Responses:

Id	Content
F1	On February 24, 2022 (the "Grant Date"), the Reporting Person was granted 42,992 time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") 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 Grant Date.

Content

On February 24, 2022 (the "Grant Date"), the Reporting Person was granted 42,992 time-vested restricted stock units ("RSUs") of Amkor Technology, Inc. (the "Issuer") 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 Grant Date.