Kevin Engel - 02 Jun 2023 Form 4 Insider Report for AMKOR TECHNOLOGY, INC. (AMKR)

Role: Executive Vice President
Signature: Mark N. Rogers, Attorney-in-Fact for Kevin Engel
Issuer symbol: AMKR
Transactions as of: 02 Jun 2023
Net transactions value: -$90,749
Form type: 4
Filing time: 06 Jun 2023, 17:38:40 UTC
Previous filing: 24 Feb 2023
Next filing: 21 Dec 2023
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	AMKR	Common Stock	Sale	$90,749	-3,570	-100%	$25.42	0	02 Jun 2023	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
holding	AMKR	Employee Stock Option (Right-to-Buy)						0	02 Jun 2023	Common Stock			Direct	F2

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

Explanation of Responses:

Id	Content
F1	The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.41 to $25.44. 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 (1) to this Form 4.
F2	As previously reported in a Form 4 filed by the Reporting Person on February 24, 2023 (the "Original Form 4"), 6,250 shares (the "Option Shares") of the Issuer's common stock underlying an option to acquire 100,000 shares of the Issuer's common stock were exercised and sold on February 23, 2023. Pursuant to the award agreement for the Option Shares, the expiration date for the Option Shares is February 15, 2029. In the Original Form 4, the expiration date for the Option Shares was incorrectly reported. Table II, Column 6 has been adjusted to include the proper expiration date for the Option Shares.

Content

The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.41 to $25.44. 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 (1) to this Form 4.

As previously reported in a Form 4 filed by the Reporting Person on February 24, 2023 (the "Original Form 4"), 6,250 shares (the "Option Shares") of the Issuer's common stock underlying an option to acquire 100,000 shares of the Issuer's common stock were exercised and sold on February 23, 2023. Pursuant to the award agreement for the Option Shares, the expiration date for the Option Shares is February 15, 2029. In the Original Form 4, the expiration date for the Option Shares was incorrectly reported. Table II, Column 6 has been adjusted to include the proper expiration date for the Option Shares.