[Form 4] AMKOR TECHNOLOGY, INC. Insider Trading Activity
Filing Impact
Filing Sentiment
Form Type
4
Rhea-AI Filing Summary
Amkor Technology (AMKR) insider activity: John T. Kim reported two transfers of common stock on November 4, 2025 tied to GRAT distributions. He received 806,000 shares and 40,750 shares at $0 as changes in the form of ownership from indirect (GRATs) to direct. Following these transactions, he directly owned 5,594,489 shares.
He also reports indirect interests through affiliated entities, including 39,594,980 shares by 915 Investments, LP, 19,484,809 by Sujochil, LP, and 16,710,668 by Kim Capital Partners – KCP, LLC, with beneficial ownership disclaimed except to the extent of his pecuniary interest.
Positive
- None.
Negative
- None.
Insider Trade Summary
1,693,500 shares gifted
Mixed
9 txns
Insider
KIM JOHN T
Role
10% Owner
| Type | Security | Shares | Price | Value |
|---|---|---|---|---|
| Gift | Common Stock | 806,000 | $0.00 | -- |
| Gift | Common Stock | 40,750 | $0.00 | -- |
| Gift | Common Stock | 806,000 | $0.00 | -- |
| Gift | Common Stock | 40,750 | $0.00 | -- |
| holding | Common Stock | -- | -- | -- |
| holding | Common Stock | -- | -- | -- |
| holding | Common Stock | -- | -- | -- |
| holding | Common Stock | -- | -- | -- |
| holding | Common Stock | -- | -- | -- |
Holdings After Transaction:
Common Stock — 5,553,739 shares (Direct);
Common Stock — 1,294,000 shares (Indirect, By own GRATs)
Footnotes (1)
- On November 4, 2025, the John T. Kim 2024 GRAT #1 dtd. 08/09/2024 distributed 806,000 shares of the Common Stock of Amkor Technology, Inc (the "Issuer") to the Reporting Person. The Reporting Person is the sole trustee of the John T. Kim 2024 GRAT #1 dtd. 08/09/2024. Because the Reporting Person is the annuitant and sole trustee of the John T. Kim 2024 GRAT #1 dtd. 08/09/2024, the distribution was a mere change in the form of ownership from indirect to direct and thus being voluntarily reported by the Reporting Person on this Form 4. On November 4, 2025, the John T. Kim 2024 GRAT #2 dtd. 08/09/2024 distributed 40,750 shares of the Common Stock of Amkor Technology, Inc (the "Issuer") to the Reporting Person. The Reporting Person is the sole trustee of the John T. Kim 2024 GRAT #2 dtd. 08/09/2024. Because the Reporting Person is the annuitant and sole trustee of the John T. Kim 2024 GRAT #2 dtd. 08/09/2024, the distribution was a mere change in the form of ownership from indirect to direct and thus being voluntarily reported by the Reporting Person on this Form 4. The Reporting Person is (i) a trustee of family trusts for the benefit of his immediate family members (other than Grantor Retained Annuity Trusts ("GRATS") which own 9,121,944 shares of the Issuer's Common Stock, (ii) a trustee of GRATs of which the Reporting Person was the settlor and is the sole annuitant which own 2,100,000 shares of the Issuer's Common Stock, (iii) a general partner of a limited partnership (Sujochil, LP) which owns 19,484,809 shares of the Issuer's Common Stock (iv) a manager of a limited liability company being treated as a corporation for purposes of Section 16 which owns 16,710,668 shares of the Issuer's Common Stock (continued from Footnote 4) (v) a general partner of a limited partnership which owns 39,594,980 shares of the Issuer's Common Stock and (vi) as referenced in Footnote 4, a member of Sujoda Management, LLC, which indirectly owns 3,789,479 shares of the Issuer's Common Stock. Pursuant to the Form 4 instructions, the Reporting Person is being treated as having a pecuniary interest in all of such shares. 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. 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.
