InsiderTrades

Form 4 for AMKR AMKOR TECHNOLOGY, INC.

Accepted 2025-11-24 00:00:00 ET · period of report 2025-11-20 · accession 0002034104-25-000005 · 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
2025-11-24 2025-11-20 AMKR 2024 Grantor Retained Annuity Trust of Agnes C. Kim dtd. 8/5/2024 Member of 10% owner group (2) G - Gift $0.00 -705.0K 895.0K -44% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-11-20 G D 705,000 $0.00 895,000 D — — (F1) On November 20, 2025, the 2024 Grantor Retained Annuity Trust of Agnes C. Kim 8/5/2024 distributed 705,000 shares of the Common Stock of Amkor Technology, Inc (the "Issuer") to the Agnes C. Kim Revocable Trust, of which Agnes C. Kim is the sole settlor, sole beneficiary, and sole trustee. Susan Y. Kim is the sole trustee of the 2024 Grantor Retained Annuity Trust of Agnes C. Kim 8/5/2024.