AMKOR TECHNOLOGY, INC. SEC filing history

631 indexed filings. This is the filing history currently indexed by PortfolioSavvy, which may not include every SEC submission.

Open complete filing history at SEC

SEC filing history

Showing 101–125 of 631 matching filings.

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5

4

4 filing

Filing date: 17 Feb 2026
Reporting date: 12 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Feb 2026
Reporting date: 12 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 02 Feb 2026
Reporting date: 02 Feb 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 20 Jan 2026
Reporting date: 15 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 20 Jan 2026
Reporting date: 16 Jan 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 05 Jan 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 05 Jan 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 05 Jan 2026
Reporting date: 31 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 30 Dec 2025
Reporting date: 26 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 30 Dec 2025
Reporting date: 26 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 30 Dec 2025
Reporting date: 26 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 30 Dec 2025
Reporting date: 26 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 30 Dec 2025
Reporting date: 26 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 29 Dec 2025
Reporting date: 23 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 23 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 23 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 23 Dec 2025
Reporting date: 19 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

4

4 filing

Filing date: 17 Dec 2025
Reporting date: 15 Dec 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

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