Company: AMKR
Filing Date: 2025-03-25
Form Type: PRE 14A
Source: 0001193125-25-062595
Chunk: 57

Company: AMKOR TECHNOLOGY, INC.
Filing Date: 2025-03-25
Form: PRE 14A
Chunk 57
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 date, and 20% on the third anniversary of the grant date, and (ii) for all other NEOs, 33.33% over three years. |

| (8) | This PSU award was granted on February 20, 2024 and will vest, if at all, based on the Company’s achievement of EPS performance goals for the performance periods, as set forth in the applicable PSU Award Agreement. On February 19, 2025, the Compensation Committee determined that 83% of the Year 1 EPS PSUs would vest on February 19, 2025 pursuant to the applicable PSU Award Agreement. |

| (9) | This PSU award was granted on February 20, 2024 and will vest, if at all, based on the Company’s achievement of rTSR performance goal for the rTSR Performance Period, as set forth in the applicable PSU Award Agreement. |

| (10) | This RSU award was granted on February 11, 2021 and vests annually at a rate of 25% over four years. |

39

Option Exercises and Stock Vested The following table shows, with respect to our NEOs, the number of shares underlying stock options that were exercised, and the number of shares underlying RSUs and PSUs that vested, during the year ended December 31, 2024.

|                  |     | Number of       
 Shares          
 Acquired        
 on Exercise (#) |         |     | Value Realized     
 on Exercise ($)(1) |           |     | Number of      
 Shares         
 Acquired       
 on Vesting (#) |         |     | Value Realized    
 on Vesting ($)(2) |           |
| Giel Rutten      |     |                 | 113,125 |     |                    | 2,241,509 |     |                | 175,163 |     |                   | 5,940,804 |
| Megan Faust      |     |                 |   8,200 |     |                    |   177,635 |     |                |  48,975 |     |                   | 1,507,225 |
| Mark N. Rogers   |     |                 |       — |     |                    |         — |     |                |  25,141 |     |                   |   772,283 |
| Farshad Haghighi |     |                 |       — |     |                    |         — |     |                |  24,