Amkor Technology (AMKR)Insider bought ~$19M

~$19M

Approx. value · 870K sh @ $21.85

3.35M

Holds after · shares reported

Traded

Feb 24, 2025

Filed

Feb 26, 2025

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 24, 2025 · this disclosureInsiderInsider purchased ~$19M of AMKR shares in the open market

What came next

1. Feb 24, 2025Insider · 6 peopleInsiders: 4 purchases (~$76.0M), 2 sales (~$38.0M)
2. Feb 25, 2025InsiderOfficer sold ~$119K 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 KIM DAVID D, Reporting person

• SEC Form 4 at Amkor Technology (AMKR)Aug 5, 2025

The full history of KIM DAVID D, Reporting person 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.