Company: AMKR
Filing Date: 2025-10-27
Form Type: 8-K
Source: 0001047127-25-000187
Chunk: 2

Company: AMKOR TECHNOLOGY, INC.
Filing Date: 2025-10-27
Form: 8-K
Item: Item 5.02
Chunk 2
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 insurance premiums for eighteen months, (D) vesting acceleration of the portion of all unvested time-vesting equity awards that would have

vested within eighteen months after a termination, and (E) payment of salary, unused vacation time, and vested benefits earned prior to termination. Mr. Engel’s right to receive severance benefits is contingent upon him executing and not revoking a general release of claims in favor of the Company and its affiliates and his compliance with certain non-competition, non-solicitation, non-disparagement, confidentiality, and intellectual property assignment obligations.

There is no arrangement or understanding between Mr. Engel and any other person pursuant to which Mr. Engel is to be selected as an officer of the Company that would require disclosure under Item 401(b) of Regulation S-K. Additionally, there is no family relationship between Mr. Engel and any other person that would require disclosure under Item 401(d) of Regulation S-K.

In connection with the announced transition, Mr. Rutten has entered into a letter agreement (the “ Retirement Agreement”) amending his existing employment agreement to reflect his impending retirement. Under the Retirement Agreement, Mr. Rutten will provide strategic and transition advisory services to the Company until March 31, 2026, his current salary and benefits will continue through March 31, 2026, his outstanding equity awards will continue vesting in accordance with their terms so long as he remains a service provider to the Company, and he will be fully eligible for the 2025 annual executive incentive bonus plan payment (to be paid in 2026), subject to the achievement of applicable performance metrics and continued employment through the payment date. In accordance with the Company’s existing policies, the Company will continue housing payments for Mr. Rutten in Singapore through March 31, 2026, and, following the cessation of his service as a strategic advisor, the Company will either continue to provide for Mr. Rutten’s participation in Amkor Singapore’s medical benefit plan, subject to continued eligibility and the terms of such plan, or reimburse him for the cost of equivalent coverage through December 2026. Beginning April 1, 2026, Mr. Rutten will become a non-employee director eligible to receive non-employee director compensation and will continue to be covered by the Company’s tax equalization program with respect to all years when he was an employee of the Company or any of the Company’s direct and indirect subsidiaries. No other payments or compensation are due by the Company to Mr. Rut