InsiderTrades

Form 4 for AMKR AMKOR TECHNOLOGY, INC.

Accepted 2025-11-24 00:00:00 ET · period of report 2025-11-21 · accession 0001158839-25-000013 · 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
I 2025-11-24 2025-11-21 AMKR KIM JAMES J 10%, Member of 10% owner group (4) G - Gift $0.00 +965.0K 965.0K New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-11-21 G A 965,000 $0.00 965,000 I By trusts (excluding GRATs) — — (F1) On November 20, 2025, the 2024 Grantor Retained Annuity Trust of James J. Kim 8/5/2024 distributed 965,000 shares of the Common Stock of Amkor Technology, Inc. (the "Issuer") to the James J. Kim 2018-1 Qualified Annuity Trust U/A dated 8/30/18. The Reporting Person and Susan Y. Kim are co-trustees of the trust.