| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMKR | Common Stock | Gift | $0 | -715K | -26.87% | $0.00 | 1.95M | Dec 22, 2023 | By Agnes C. Kim 2020-1 GRAT dtd. 12/16/20 | F1, F2, F3, F4 |
| transaction | AMKR | Common Stock | Gift | $0 | -973K | -50% | $0.00 | 973K | Dec 26, 2023 | By Agnes C. Kim 2020-1 GRAT dtd. 12/16/20 | F2, F3, F4, F5 |
| transaction | AMKR | Common Stock | Gift | $0 | -973K | -100% | $0.00* | 0 | Dec 26, 2023 | By Agnes C. Kim 2020-1 GRAT dtd. 12/16/20 | F6 |
| transaction | AMKR | Common Stock | Gift | $0 | +973K | +28.32% | $0.00 | 4.41M | Dec 26, 2023 | Direct | F6 |
| holding | AMKR | Common Stock | 5.12M | Dec 22, 2023 | By James J. Kim 2023 GRAT dtd. 4/26/23 | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 3.28M | Dec 22, 2023 | By Agnes C. Kim 2023 GRAT dtd. 4/26/23 | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 1.34M | Dec 22, 2023 | By James J. Kim 2021 GRAT dtd 12/15/21 | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 2.5M | Dec 22, 2023 | By own GRATs | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 4.42M | Dec 22, 2023 | By trusts (excl. GRATs) | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 19.5M | Dec 22, 2023 | By Sujochil, LP | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 2.48M | Dec 22, 2023 | By Sujoda Investments, LP | F2, F3, F4, F7 | |||||
| holding | AMKR | Common Stock | 16.7M | Dec 22, 2023 | By Kim Capital Partners - KPC, LLC | F2, F3, F4 | |||||
| holding | AMKR | Common Stock | 39.6M | Dec 22, 2023 | By 915 Investments, LP | F2, F3, F4 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMKR | Restricted Stock Units | Award | $0 | +19.5 | +0.23% | $0.00 | 8.55K | Dec 26, 2023 | Common Stock | 19.5 | Direct | F8 |
| Id | Content |
|---|---|
| F1 | On December 22, 2023, the Agnes C. Kim 2020-1 Qualified Annuity Trust Under Agreement dated 12/6/2020 (the "ACK Trust") distributed 715,000 shares of the Common Stock of Amkor Technology, Inc. (the "Issuer") to Agnes C. Kim. The Reporting Person is the sole trustee of the ACK Trust. |
| F2 | Pursuant to the Form 4 instructions, the Reporting Person is being treated as having a pecuniary interest in all of these 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. |
| F3 | The Reporting Person is (i) a trustee of trusts for the benefit of her immediate family members (other than grantor retained annuity trusts ("GRATs")) which own 4,418,610 shares of the Issuer's Common Stock; (ii) a trustee of GRATs for the benefit of members of her immediate family which own 9,733,102 shares of the Issuer's Common Stock; (iii) a trustee of GRATs of which the Reporting Person was the settlor and is the sole annuitant which own 2,500,000 shares of the Issuer's Common Stock; (iv) a general partner of a limited partnership (Sujochil, LP) which owns 19,484,809 shares of the Issuer's Common Stock; |
| F4 | (Continued from Footnote 3) (v) 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; (vi) as referenced in Footnote 7, a member of Sujoda Management, LLC, which indirectly owns 2,478,325 shares of the Issuer's Common Stock and (vii) a general partner of a limited partnership which owns 39,594,980 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. |
| F5 | On December 26, 2023, the ACK Trust distributed 972,920 shares of the Issuer's Common Stock to John T. Kim. The Reporting Person is the sole trustee of the ACK Trust. |
| F6 | On December 26, 2023 the ACK Trust distributed 972,920 shares of the Issuer's Common Stock to the Reporting Person. Because the Reporting Person is sole trustee of the ACK Trust, this transaction was a mere change in the Reporting Person's form of ownership from indirect to direct. |
| F7 | 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. |
| F8 | Represents dividend equivalent units ("DEUs") accrued with respect to time-vested restricted stock units ("RSUs") of the Issuer upon the Issuer's payment of a dividend on December 26, 2023. Each DEU represents an additional RSU subject to the same provisions as the RSU with respect to which the DEU was accrued. |
(9) 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.