Form 4: Amkor Technology Director Acquires Shares
Statement of Changes in Beneficial Ownership
Guillaume Marie Jean Rutten, a Director at Amkor Technology, Inc., acquired 8,692 shares of common stock on June 30, 2026, through the vesting of restricted stock units.
Summary
- Director Guillaume Marie Jean Rutten acquired 8,692 shares of Amkor Technology, Inc. common stock on June 30, 2026.
- The acquisition occurred through the vesting of restricted stock units (RSUs).
- These RSUs were part of a grant of 43,459 RSUs on February 20, 2025, which vested in five equal quarterly installments.
- The final installment vested on June 30, 2026, resulting in full vesting of the granted RSUs.
- Following this transaction, Rutten beneficially owns 511,732 shares of common stock.
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as a neutral event, as the acquisition of shares is a result of pre-determined RSU vesting and does not indicate new investment or divestment decisions by the reporting person.
Positives
- Director Guillaume Marie Jean Rutten's beneficial ownership of Amkor Technology stock has increased.
- The acquisition represents the full vesting of a previously granted RSU award, indicating continued commitment and alignment with the company's performance.
- The total beneficial ownership of 511,732 shares indicates a significant stake held by a key insider.
Future Outlook
This filing does not contain forward-looking statements or guidance.
Industry Context
StockSavvy.ai notes that insider transactions, such as the acquisition of shares by a director through RSU vesting, are common in the technology sector and often reflect long-term incentive alignment. Amkor Technology operates in the semiconductor packaging and test services industry, a critical component of the global electronics supply chain.
Stakeholder Impact
- Shareholders: The acquisition by a director through RSU vesting is a routine event that reinforces insider alignment with the company's performance and can be viewed positively as a sign of confidence, though it does not represent a new capital investment.
- Employees: The RSU vesting structure highlights the company's use of equity-based compensation to incentivize and retain key personnel.
- Management: The transaction confirms the fulfillment of a compensation agreement for a director.
Key Dates
| Date | Description |
|---|---|
| 02/20/2025 | Date of grant for 43,459 time-vested restricted stock units (RSUs) to Guillaume Marie Jean Rutten. |
| 06/30/2025 | First quarterly installment vesting date for a portion of the RSUs. |
| 09/30/2025 | Second quarterly installment vesting date for a portion of the RSUs. |
| 12/31/2025 | Third quarterly installment vesting date for a portion of the RSUs. |
| 03/31/2026 | Fourth quarterly installment vesting date for a portion of the RSUs. |
| 06/30/2026 | Date of transaction: Acquisition of 8,692 shares of common stock upon final vesting of RSUs. Also, the date of earliest transaction reported. |
| 07/02/2026 | Date of signature for the Form 4 filing. |
Keywords
Amkor Technology, AMKR, Form 4, Insider Transaction, Stock Acquisition, Restricted Stock Units, RSUs, Director, Beneficial Ownership, Securities Exchange Act
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