| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMKR | Common Stock | Award | $0 | +16,736 | +7.6% | $0.000000 | 235,627 | 19 Feb 2025 | Direct | F1 |
| transaction | AMKR | Common Stock | Options Exercise | $0 | +112,941 | +48% | $0.000000 | 348,568 | 20 Feb 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | AMKR | Restricted Stock Units | Options Exercise | $0 | -112,941 | -40% | $0.000000 | 169,411 | 20 Feb 2025 | Common Stock | 112,941 | $0.000000 | Direct | F2 |
| transaction | AMKR | Restricted Stock Units | Award | $0 | +178,183 | $0.000000 | 178,183 | 20 Feb 2025 | Common Stock | 178,183 | $0.000000 | Direct | F3 | |
| transaction | AMKR | Restricted Stock Units | Award | $0 | +43,459 | $0.000000 | 43,459 | 20 Feb 2025 | Common Stock | 43,459 | $0.000000 | Direct | F4 |
| Id | Content |
|---|---|
| F1 | This Form 4 reports the vesting on February 19, 2025 of 16,736 shares of common stock of Amkor Technology, Inc. (the "Issuer") underlying performance-vested restricted stock units ("PSUs") granted to the Reporting Person on February 20, 2024 pursuant to the Issuer's Equity Incentive Plan, as amended, and the related award agreement. The PSUs vested based on the attainment of a basic earnings per share performance goal over a one-year performance period beginning January 1, 2024 and ending on December 31, 2024. |
| F2 | On February 20, 2024 (the "2024 Grant Date"), the Reporting Person was granted 282,352 restricted stock units ("RSUs"), 40% of which vest on the first and second anniversary of the 2024 Grant Date, and the remainder of which vest on the third anniversary of the 2024 Grant Date. |
| F3 | Represents shares of the Issuer's common stock underlying time-vested RSUs granted on February 20, 2025 (the "2025 Grant Date") pursuant to the Issuer's Equity Incentive Plan, as amended. The RSUs were awarded for no consideration other than the Reporting Person's service as an officer of the Issuer and will vest in three equal annual installments beginning on the first anniversary of the 2025 Grant Date and annually thereafter, such that 100% will be vested on the third anniversary of the 2025 Grant Date. |
| F4 | Represents shares of the Issuer's common stock underlying time-vested RSUs granted on the 2025 Grant Date pursuant to the Issuer's Equity Incentive Plan, as amended. The RSUs were awarded for no consideration other than the Reporting Person's service as an officer of the Issuer and will vest in five equal installments on each of June 30, 2025, September 30, 2025, December 31, 2025, March 31, 2026, and June 30, 2026, such that 100% will be vested on June 30, 2026. |