Amkor Technology (AMKR)EVP & General Counsel sold ~$297K

~$297K

Approx. value · 5,000 sh @ $59.43

39K

Holds after · shares reported

Traded

Apr 16, 2026

Filed

Apr 20, 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. Feb 12, 2026Insider · 2 peopleInsiders: 2 sales (~$969.8M)
2. Feb 17, 2026Insider · 3 peopleInsiders: 3 sales (~$938K)
3. Feb 24, 2026Insider · 2 peopleInsiders: 2 sales (~$1.6M)
4. Feb 25, 2026InsiderOfficer sold ~$789K of AMKR shares in the open market
5. Mar 16, 2026InsiderOfficer sold ~$223K of AMKR shares in the open market
6. Apr 16, 2026 · this disclosureInsiderOfficer sold ~$297K of AMKR shares in the open market

What came next

1. Apr 27, 2026Company filing · Form 8-K · ResultsReported its results
2. Apr 30, 2026Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations (and 1 more item)
3. May 5, 2026Insider · 3 peopleInsiders: 4 sales (~$2.4M)
4. May 8, 2026Insider · Their largest sale since 2015Director sold ~$3.71M of AMKR shares in the open market
5. May 11, 2026Insider · Their largest sale since 2017Director sold ~$1.16M of AMKR shares in the open market
6. May 18, 2026InsiderOfficer sold ~$358K of AMKR shares in the open market
7. May 19, 2026InsiderCFO sold ~$65K of AMKR shares in the open market
8. Jun 9, 2026InsiderCFO sold ~$70K of AMKR shares in the open market
9. Jun 12, 2026InsiderDirector sold ~$391K of AMKR shares in the open market
10. Jun 16, 2026InsiderOfficer sold ~$431K of AMKR shares in the open market
11. Jul 14, 2026InsiderCFO sold ~$70K of AMKR shares in the open market
12. Jul 16, 2026InsiderOfficer sold ~$326K of AMKR shares in the open market
13. Jul 27, 2026Company filing · Form 8-K · ResultsReported its results
14. Jul 30, 2026InsiderCEO sold ~$151K of AMKR shares in the open market
15. Aug 5, 2026InsiderDirector sold ~$1.38M of AMKR shares in the open market
16. Aug 6, 2026InsiderDirector sold ~$1.36M of AMKR shares in the open market
17. Aug 7, 2026InsiderDirector sold ~$279K of AMKR shares in the open market
18. Aug 11, 2026InsiderCFO sold ~$54K of AMKR shares in the open market

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 Mark N Rogers, EVP & General Counsel

• SEC Form 4 at Amkor Technology (AMKR)Aug 19, 2026
• SEC Form 4 at Amkor Technology (AMKR)Jul 20, 2026
• SEC Form 4 at Amkor Technology (AMKR)Jun 18, 2026
• SEC Form 4 at Amkor Technology (AMKR)May 20, 2026
• SEC Form 4 at Amkor Technology (AMKR)Mar 18, 2026

The full history of Mark N Rogers, EVP & General Counsel is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Amkor Technology

• SEC Form 4Oct 6, 2026
• SEC Form 144Oct 2, 2026
• SEC Form 4Sep 10, 2026
• SEC Form 4Aug 19, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026

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