Company: AMKR
Filing Date: 2025-04-04
Form Type: DEF 14A
Source: 0001193125-25-073020
Chunk: 59

Company: AMKOR TECHNOLOGY, INC.
Filing Date: 2025-04-04
Form: DEF 14A
Chunk 59
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. Engel   |     |                 |       — |     |                    |         — |     |                |  17,388 |     |                   |   538,321 |

Notes

| (1) | This column represents the difference between the aggregate market value of the shares for which the option was exercised and the aggregate exercise price for such shares. |

| (2) | This column represents the product of the number of shares acquired on vesting multiplied by the per share market value of our common stock on the applicable vesting date. |

Grants of Certain Equity Awards Close in Time to the Release of Material Nonpublic Information The Company did not grant awards of stock options, stock appreciation rights or similar option-like instruments during the 2024 fiscal year. Accordingly, there is nothing to report under Item 402(x) of Regulation S-K. Employment, Severance, and Change in Control Arrangements As discussed in the CD&A and elsewhere in this proxy statement, the Company entered into Executive Severance Agreements with each of Mr. Rutten, Ms. Faust, Mr. Haghighi, Mr. Rogers, and Mr. Engel. Mr. Rutten Pursuant to the Rutten Agreement, upon termination of Mr. Rutten’s employment by the Company without “Cause” or by Mr. Rutten for “Good Reason,” each as defined in the Rutten Agreement, Mr. Rutten will be entitled to: (i) where such termination occurs within three months prior, or twenty-four months after, a Change in Control: (A) a lump sum equal to two times Mr. Rutten’s then-current base salary and target bonus, (B) a pro-ratatarget bonus for the year of termination, (C) a lump sum payment of health insurance premiums for eighteen months, (D) full-vesting acceleration for time-vesting equity awards, and (E) payment of salary, unused vacation time, and vested benefits earned prior to termination; or (ii) in all other cases: (A) continuation of Mr. Rutten’s then-current base salary and target bonus for an eighteen-month period (or 1.5 times the sum of his annual base salary and target bonus), (B) a pro-ratabonus for the year of termination determined based on the actual bonus, if any, he would have been paid for such year absent such termination, (C) bi-weeklyinstallment payments of health insurance premiums for eighteen months, (D) vesting acceleration of