Megan Faust - Oct 21, 2022 Form 4 Insider Report for AMKOR TECHNOLOGY, INC. (AMKR)

Role: CFO
Signature: Mark N. Rogers, Attorney-in-Fact for Megan Faust
Stock symbol: AMKR
Transactions as of: Oct 21, 2022
Transactions value $: -$57,540
Form type: 4
Date filed: 10/21/2022, 05:38 PM
Previous filing: Oct 7, 2022
Next filing: Nov 18, 2022

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMKR	Common Stock	Options Exercise	$56.9K	+6K	+70.49%	$9.48	14.5K	Oct 21, 2022	Direct
transaction	AMKR	Common Stock	Sale	-$114K	-6K	-41.35%	$19.07	8.51K	Oct 21, 2022	Direct	F1

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	Employee Stock Option (Right-to-Buy)	Options Exercise	$0	-6K	-6.35%	$0.00	88.5K	Oct 21, 2022	Common Stock	6K	$9.48	Direct	F2

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

Explanation of Responses:

Id	Content
F1	The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 10, 2022.
F2	This stock option (the "Option") to acquire 150,000 shares of the Issuer's common stock (the "Option Shares") was granted on February 15, 2019 (the "Grant Date") and vests over four years as follows: (i) with respect to 25% of the Option Shares, on the first anniversary of the Grant Date; and (ii) with respect to the remainder of the Option Shares, in equal quarterly installments thereafter, such that 100% of the Option will vest on the fourth anniversary of the Grant Date.

Content

The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 10, 2022.

This stock option (the "Option") to acquire 150,000 shares of the Issuer's common stock (the "Option Shares") was granted on February 15, 2019 (the "Grant Date") and vests over four years as follows: (i) with respect to 25% of the Option Shares, on the first anniversary of the Grant Date; and (ii) with respect to the remainder of the Option Shares, in equal quarterly installments thereafter, such that 100% of the Option will vest on the fourth anniversary of the Grant Date.