Form 4 for AMKR AMKOR TECHNOLOGY, INC.

Accepted 2022-05-26 00:00:00 ET · period of report 2022-05-24 · accession 0001209191-22-032290 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
D	2022-05-26	2022-05-24	AMKR	Morse Robert Randolph	Dir	M - OptEx	$4.68	+20.0K	69.6K	+40%	+$93.6K
D	2022-05-26	2022-05-24	AMKR	Morse Robert Randolph	Dir	M - OptEx	$0.00	-20.0K	0	-100%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2022-05-24	M	A	20,000	$4.68	69,583	D	—	—	(F1) As previously reported in a Form 4 filed by the Reporting Person on May 19, 2022 (the "Original Form 4"), 8,706 shares of Amkor Technology, Inc. (the "Issuer") common stock underlying time-vested restricted stock units (the "RSUs") was granted to the Reporting Person on May 17, 2022. In the Original Form 4, the RSUs were incorrectly reported in Table I. Table II, Column 9 of this Form 4 has been adjusted to include the RSUs and reflects the proper number of RSUs beneficially owned by the Reporting Person as of the filing date of this Form 4.
2	Derivative	Director Stock Option (Right-to-Buy)	2022-05-24	M	D	20,000	$0.00	0	D	$4.68 · 2014-02-06 to 2023-02-06	20,000 Common Stock	(F2) This stock option (the "Option") to acquire 20,000 shares of the Issuer's common stock (the "Option Shares") was granted on February 6, 2013 (the "Option Grant Date") and vested as follows: (i) with respect to 1/3 of the Option Shares, on the first anniversary of the Option Grant Date; (ii) with respect to 1/3 of the Option Shares, on the second anniversary of the Option Grant Date; and (iii) with respect to the remainder of the Option Shares, on March 5, 2015.