James J. Kim - Member of 10% owner group (4), 10%+ Owner at AMKOR TECHNOLOGY, INC.

Insider Transactions and Holdings

Entity Type: Individual
Role: Member of 10% owner group (4), 10%+ Owner
Issuer Symbol: AMKR on Nasdaq
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James J. Kim - trading volume in the past year for AMKOR TECHNOLOGY, INC.

	Shares	%	Avg Price	Total $
Buys
Sells	-1,311,154	100%	$21.85	-$28,648,715
Net	-1,311,154	-100%		-$28,648,715

Holdings reported by James J. Kim for AMKOR TECHNOLOGY, INC.

Security	Num Shares	Value	Price $	Transaction Date	Ownership	Underlying Class	Underlying Amount
Common Stock	7,828,682	$259,442,521	$33.14	26 Dec 2025	By John T. Kim Family Trust U/A dtd. 12/11/12
Common Stock	1,957,350	$64,866,579	$33.14	26 Dec 2025	By John T. Kim G-S Trust dtd. 12/11/12
Common Stock	725,000	$24,026,500	$33.14	26 Dec 2025	Susan Y. Kim 2023 Family Distribution Trust
Common Stock	164,678	$5,457,428	$33.14	26 Dec 2025	By self as Trustee of Trust U/A dtd. 12/11/12
Common Stock	61,645	$2,042,915	$33.14	26 Dec 2025	Direct

Transactions reported by James J. Kim for AMKOR TECHNOLOGY, INC.

Sym	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

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