Form 4: Insider Trading: Susan Y. Kim Adjusts Amkor Technology Holdings

Susan Y. Kim, a director and 10% owner of Amkor Technology, Inc., has reported a series of transactions involving beneficial ownership of the company's common stock.

Summary

• Susan Y. Kim, a Director and 10% Owner of Amkor Technology, Inc. (AMKR), has filed a Form 4 detailing changes in her beneficial ownership of the company's common stock.
• The filing indicates a transaction date of June 23, 2026, with the earliest transaction date noted as June 23, 2026.
• Kim's beneficial ownership is spread across various entities and trusts, including direct ownership, trusts for family members, grantor retained annuity trusts (GRATs), and limited partnerships such as Sujoda Investments, LP and Sujochil, LP.
• The total reported beneficial ownership, considering all indirect holdings, amounts to 19,484,809 shares of common stock.
• Additionally, the report notes the acquisition of dividend equivalent units (DEUs) related to restricted stock units (RSUs) granted on May 13, 2026, with a transaction date of June 23, 2026.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it primarily reports on changes in beneficial ownership and dividend equivalent units, which are standard disclosures for insiders and do not inherently signal a significant positive or negative shift in the company's performance or outlook.

Positives

• The filing demonstrates continued significant beneficial ownership by a key insider, Susan Y. Kim, indicating ongoing commitment to the company.
• The acquisition of DEUs on restricted stock units suggests a dividend payout, which can be viewed positively by shareholders as it reflects the company's profitability and distribution of earnings.

Negatives

• The filing details a complex web of indirect beneficial ownership through various trusts and partnerships, which can sometimes obscure the direct control and intent of the reporting person.
• While not explicitly negative, the sheer volume of indirectly held shares might require further scrutiny by investors to fully understand the reporting person's direct pecuniary interest and decision-making power.

Risks

• The reporting person disclaims beneficial ownership of securities except to the extent of her pecuniary interest, which could imply a separation between legal ownership and actual financial benefit or control.
• The structure of ownership through multiple trusts and limited partnerships could introduce complexities in governance and decision-making, potentially leading to conflicts of interest or slower strategic execution.

Future Outlook

The filing does not contain explicit forward-looking statements or guidance. However, the continued indirect beneficial ownership by a significant insider suggests a long-term perspective on the company's value.

Management Comments

• The Reporting Person disclaims beneficial ownership of these securities, except to the extent of the Reporting Person's pecuniary interest therein, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities, except to the extent of the Reporting Person's pecuniary interest therein, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), or for any other purpose.
• The Reporting Person states that 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.

Industry Context

StockSavvy.ai notes that insider transactions, particularly those involving directors and significant shareholders, are closely watched by the market as they can signal confidence or concerns about a company's future prospects within the semiconductor packaging and test industry.

Related Party Transactions

• The filing details beneficial ownership through various trusts and partnerships where Susan Y. Kim has a role (trustee, general partner, member), indicating potential related party dealings, though specific transactions are not detailed here beyond ownership structures.

Stakeholder Impact

• Shareholders: The filing provides transparency into insider holdings, which can influence investor confidence. The acquisition of DEUs may be seen as a positive signal of dividend distribution.
• Management: Reinforces the significant stake held by a key executive and director, aligning their interests with long-term shareholder value.
• Creditors: No direct impact indicated.

Next Steps

• Continued monitoring of Susan Y. Kim's beneficial ownership and any future transactions.
• Analysis of Amkor Technology, Inc.'s overall financial performance and strategic initiatives.

Key Dates

Keywords

Amkor Technology, AMKR, Form 4, Insider Trading, Beneficial Ownership, Susan Y. Kim, Common Stock, Restricted Stock Units, Dividend Equivalent Units, GRATs, Limited Partnership