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Insider trade

Amkor Technology (AMKR)Director sold ~$1.36M

Guillaume Marie Jean Rutten, Director at Amkor Technology, sold ~$1.36M of Amkor Technology shares.

~$1.36M
Approx. value · 25K sh @ $54.50
462K
Holds after · shares reported
Traded
Aug 6, 2026
Filed
Aug 7, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

  1. Jun 9, 2026InsiderCFO sold ~$70K of AMKR shares in the open market
  2. Jun 12, 2026InsiderDirector sold ~$391K of AMKR shares in the open market
  3. Jun 16, 2026InsiderOfficer sold ~$431K of AMKR shares in the open market
  4. Jul 14, 2026InsiderCFO sold ~$70K of AMKR shares in the open market
  5. Jul 16, 2026InsiderOfficer sold ~$326K of AMKR shares in the open market
  6. Jul 27, 2026Company filing · Form 8-K · ResultsReported its results
  7. Jul 30, 2026InsiderCEO sold ~$151K of AMKR shares in the open market
  8. Aug 5, 2026InsiderDirector sold ~$1.38M of AMKR shares in the open market
  9. Aug 6, 2026 · this disclosureInsiderDirector sold ~$1.36M of AMKR shares in the open market

What came next

  1. Aug 7, 2026InsiderDirector sold ~$279K of AMKR shares in the open market
  2. Aug 11, 2026InsiderCFO sold ~$54K of AMKR shares in the open market
  3. Aug 17, 2026InsiderOfficer sold ~$299K of AMKR shares in the open market
  4. Sep 8, 2026InsiderCFO sold ~$49K of AMKR shares in the open market
  5. Oct 2, 2026InsiderDirector sold ~$275K of AMKR shares in the open market
View the official recordSEC Form 4

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Amkor Technology

For Amkor Technology, OQRO holds 11 insider filings (SEC Form 4 or Form 144) and 8 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AMKR page.

Other recent filings by Guillaume Marie Jean Rutten, Director

The full history of Guillaume Marie Jean Rutten, Director is on the profile page.

How this filing works

Other disclosures at Amkor Technology

Everything OQRO holds on this company is on its AMKR page.

This is one filing. OQRO holds the rest

Insider trades filed with the SEC, stock trades disclosed by members of Congress, fund holdings from 13F filings and federal contract awards, each one in plain words next to its official filing. On this page it opens why the trade stands out, what the company did around that time, the price since, and every field of the form.

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OQRO describes public disclosures and context calculated from them. It does not give personalized advice and does not recommend any transaction. How OQRO treats data