DAVID D. KIM - 01 Aug 2025 Form 4 Insider Report for AMKOR TECHNOLOGY, INC. (AMKR)

Role
Member of 10% owner group (5)
Signature
/s/ Kenneth R. Hillier, as Attorney in Fact
Issuer symbol
AMKR
Transactions as of
01 Aug 2025
Transactions value $
$9,648,720
Form type
4
Filing time
05 Aug 2025, 19:27:48 UTC
Previous filing
26 Feb 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
KIM DAVID D Member of 10% owner group (5) C/O FOLGER LEVIN LLP, 33 NEW MONTGOMERY STREET, 19TH FLOOR, SAN FRANCISCO /s/ Kenneth R. Hillier, as Attorney in Fact 05 Aug 2025 0001158924

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AMKR Common Stock Purchase $9.65M +442K +13.19% $21.85 3.79M 01 Aug 2025 By Sujoda Investments, LP F1, F2, F3
holding AMKR Common Stock 8.75K 01 Aug 2025 Direct
holding AMKR Common Stock 2.7M 01 Aug 2025 By trusts F3, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On August 1, 2025, James J. Kim distributed 441,589 shares of the Common Stock of Amkor Technology, Inc. (the "Issuer") to Sujoda Investments, LP pursuant to the terms of a transaction between members of the Kim family group.
F2 The sole general partner of Sujoda Investments, LP is Sujoda Management, LLC. The Reporting Person is one of three members of Sujoda Management, LLC. Sujoda Management, LLC is being treated as a limited partnership for purposes of Section 16, and, pursuant to the Form 4 instructions, the Reporting Person has elected to treat all of the shares of the Issuer's Common Stock owned by Sujoda Investments, LP as beneficially owned by the Reporting Person.
F3 The Reporting Person disclaims beneficial ownership of these securities, except to the extent of the Reporting Person's pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of the Reporting Person's pecuniary interest therein, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), or for any other purpose.
F4 The Reporting Person is a trustee of family trusts for the benefit of his immediate family members which own 2,698,513 shares of the Issuer's Common Stock.

Remarks:

(5) The Reporting Person states that the filing of this Form 4 shall not be deemed an admission that the Reporting Person is the beneficial owner of the reported securities owned by the other members of the group, for the purpose of Section 16, or for any other purpose.