Form 4: Amkor Insider Trust Shifts 876,000 Shares to Susan Y. Kim

A trust associated with a 10% owner of Amkor Technology, Inc. reported the distribution of 876,000 common shares to Susan Y. Kim, representing a change from indirect to direct ownership.

Summary

• The 2024 Grantor Retained Annuity Trust of Susan Y. Kim, identified as a member of a 10% owner group of Amkor Technology, Inc., distributed 876,000 shares of common stock.
• The shares were distributed to Susan Y. Kim, who serves as the sole trustee and annuitant of the reporting trust.
• This transaction, which occurred on November 20, 2025, is characterized as a change in the form of ownership from indirect (through the trust) to direct (by Susan Y. Kim).
• The transaction price for the disposition of shares was $0.
• Following this distribution, the trust beneficially owns 1,124,000 shares directly.

Sentiment

Score: 5

Explanation: Neutral. This is a routine insider ownership change with no direct impact on the company's operations or financial performance. It represents a change in the form of ownership for an existing beneficial owner.

Future Outlook

NA

Management Comments

• The filing of this Form 4 shall not be deemed an admission that the Reporting Person is the beneficial owner of the reported securities owned by the other members of the group, for the purpose of Section 16, or for any other purpose.

Industry Context

NA

Related Party Transactions

• Distribution of 876,000 shares of Amkor Technology, Inc. common stock from the 2024 Grantor Retained Annuity Trust of Susan Y. Kim to Susan Y. Kim, who is the sole trustee and annuitant of the trust.

Stakeholder Impact

• Shareholders: Minimal direct impact as this is an internal ownership structure change for an existing 10% owner, not altering the overall beneficial ownership of the group or the company's fundamentals.

Key Dates

Recommendation

The Form 4 filing details a routine internal transfer of shares from a grantor retained annuity trust to its sole trustee and annuitant, Susan Y. Kim. This transaction represents a change in the form of ownership from indirect to direct for an existing 10% owner and does not reflect any new information regarding Amkor Technology, Inc.'s operational performance, financial health, or strategic direction. Therefore, it does not provide a basis for altering an existing investment thesis, warranting a 'hold' recommendation.

Keywords

Amkor Technology, AMKR, Form 4, Beneficial Ownership, Insider Transaction, Stock Distribution, Susan Y. Kim, Grantor Retained Annuity Trust