Amkor Technology, Inc. planned insider sales
In the twelve months since 9 October 2025 insiders at Amkor Technology, Inc. filed 39 Form 144 notices of planned sales, 402,161 shares worth $22.1 million at the time of filing, from 12 sellers. The latest, filed 2 October 2026: Douglas A Alexander (director), 5,000 shares worth $275,000, planned for around 2 October 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.
| Filed | Seller | Relationship | Shares | Value | Planned sale | Broker | How acquired | Filing |
|---|---|---|---|---|---|---|---|---|
| 2 October 2026 | Douglas A Alexander | Director | 5,000 | $275,000 | 2 October 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 8 September 2026 | Megan Faust | Officer | 1,000 | $49,050 | 8 September 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 17 August 2026 | Mark N Rogers | Officer | 5,000 | $298,900 | 17 August 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 11 August 2026 | Megan Faust | Officer | 1,000 | $54,450 | 11 August 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 7 August 2026 | Douglas A Alexander | Director | 5,000 | $279,050 | 7 August 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Execise | Form 144 |
| 6 August 2026 | Guillaume Rutten | Director | 25,000 | $1.4 million | 6 August 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 5 August 2026 | Guillaume Rutten | Director | 25,000 | $1.4 million | 5 August 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 30 July 2026 | Kevin K Engel | Officer, Director | 3,221 | $151,387 | 30 July 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 16 July 2026 | Mark N Rogers | Officer | 5,000 | $325,600 | 16 July 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 14 July 2026 | Megan Faust | Officer | 1,000 | $69,910 | 14 July 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 16 June 2026 | Mark N Rogers | Officer | 5,000 | $431,050 | 16 June 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 12 June 2026 | Winston J Churchill | Director | 5,000 | $391,000 | 12 June 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 9 June 2026 | Megan Faust | Officer | 1,000 | $70,300 | 9 June 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 19 May 2026 | Megan Faust | Officer | 1,000 | $64,600 | 19 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares | Form 144 |
| 18 May 2026 | Mark N Rogers | Officer | 5,000 | $358,150 | 18 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 11 May 2026 | Gil Tily | Director | 7,500 | $579,751 | 11 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Exercised Shares | Form 144 |
| 8 May 2026 | Guillaume Rutten | Director | 50,000 | $3.7 million | 8 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares; Restricted Stock | Form 144 |
| 5 May 2026 | Douglas Alexander | Director | 5,000 | $382,900 | 5 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 5 May 2026 | Winston J Churchill | Director | 7,000 | $535,136 | 5 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 5 May 2026 | Roger Anthony Carolin | Director | 20,000 | $1.5 million | 5 May 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 16 April 2026 | Mark N Rogers | Officer | 5,000 | $297,150 | 16 April 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 16 March 2026 | Mark N Rogers | Officer | 5,000 | $222,700 | 16 March 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 25 February 2026 | Farshad Haghighi | Officer | 15,624 | $789,012 | 25 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares; Restricted Stock | Form 144 |
| 24 February 2026 | Kevin K Engel | Officer, Director | 12,500 | $609,319 | 24 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares; Restricted Stock | Form 144 |
| 24 February 2026 | Guillaume Rutten | Director | 20,000 | $976,070 | 24 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 17 February 2026 | Mark N Rogers | Officer | 5,000 | $234,600 | 17 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 17 February 2026 | Kevin K Engel | Officer | 5,316 | $244,719 | 17 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 17 February 2026 | Guillaume Rutten | Director | 10,000 | $458,927 | 17 February 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 16 January 2026 | Mark N Rogers | Officer | 5,000 | $246,400 | 16 January 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 15 January 2026 | Guillaume Rutten | Officer, Director | 10,000 | $531,394 | 15 January 2026 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 16 December 2025 | Mark N Rogers | Officer | 20,000 | $859,094 | 16 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 15 December 2025 | Winston J Churchill | Director | 5,000 | $221,427 | 15 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 15 December 2025 | Guillaume Rutten | Officer, Director | 10,000 | $448,039 | 15 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 12 December 2025 | Kevin K Engel | Officer | 11,000 | $508,292 | 12 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Performance Shares; Restricted Stock | Form 144 |
| 12 December 2025 | Maryfrances Mccourt | Director | 20,000 | $920,440 | 12 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 12 December 2025 | Gil Tily | Director | 20,000 | $928,836 | 12 December 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Exercised Shares; Restricted Stock | Form 144 |
| 17 November 2025 | Guillaume Rutten | Officer, Director | 10,000 | $316,791 | 17 November 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
| 17 November 2025 | Mark N Rogers | Officer | 20,000 | $633,786 | 17 November 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Stock Option Exercise | Form 144 |
| 15 October 2025 | Guillaume Rutten | Officer, Director | 10,000 | $307,400 | 15 October 2025 | Morgan Stanley Smith Barney LLC Executive Financial Services | Restricted Stock | Form 144 |
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
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Value is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.Source
Form 144 filings on EDGAR for Amkor Technology, Inc.: the company's filing index, each notice read from its own XML.
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