Company: AMKR
Filing Date: 2025-03-25
Form Type: PRE 14A
Source: 0001193125-25-062595
Chunk: 75

Company: AMKOR TECHNOLOGY, INC.
Filing Date: 2025-03-25
Form: PRE 14A
Chunk 75
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| (4) | The peer group TSR set forth in the PVP Table utilizes the SOX, which the Company uses in the stock performance graph required by Item 201(e) of RegulationS-K(“RegulationS-K”)promulgated under the Securities Act of 1933, as amended. The amounts reported are based on a hypothetical investment of $100 in the common stock of the Company on December 31, 2019. |

| (5) | Amounts included in this column were calculated based on the following adjustments: |

|                                                                                                                                                                                   |     | PEO 1 ($) |     |      |     |      |     |      |     |      |           |   |
|                                                                                                                                                                                   |     |      2024 |     | 2023 |     | 2022 |     | 2021 |     | 2020 |           |   |
| Summary Compensation Table Total                                                                                                                                                  |     |         — |     |    — |     |    — |     |    — |     |      | 3,089,209 |   |
| Grant Date Fair Value of Option Awards and Stock Awards Granted in Fiscal Year                                                                                                    |     |         — |     |    — |     |    — |     |    — |     |      |         — |   |
| Fair Value at FiscalYear-Endof Outstanding and Unvested Option Awards and Stock Awards Granted in Fiscal Year                                                                     |     |         — |     |    — |     |    — |     |    — |     |      |         — |   |
| Change in Fair Value of Outstanding and Unvested Option Awards and Stock Awards Granted in Prior Fiscal Years                                                                     |     |         — |     |    — |     |    — |     |    — |     |      |    69,280 |   |
| Fair Value at Vesting of Option AwardsandStock Awards Granted in Fiscal Year That Vested during Fiscal Year                                                                       |     |         — |     |    — |     |    — |     |    — |     |      |         — |   |
| Change in Fair Value as of Vesting Date of Option Awards and Stock Awards Granted in Prior Fiscal Years for Which Applicable Vesting Conditions Were Satisfied during Fiscal Year |     |         — |     |    — |     |    — |     |    — |     |      |  (103,355 | ) |
| Fair Value as of Prior FiscalYear-End