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 1–23 of 23 matching filings.

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1

3/A

3/A filing

Filing date: 16 Mar 2026
Reporting date: 02 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

3

3 filing

Filing date: 16 Dec 2024
Reporting date: 16 Dec 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 16 Aug 2024
Reporting date: 09 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 15 Aug 2024
Reporting date: 09 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 15 Aug 2024
Reporting date: 08 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 15 Aug 2024
Reporting date: 08 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 15 Aug 2024
Reporting date: 08 Aug 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 22 Sep 2023
Reporting date: 14 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 22 Sep 2023
Reporting date: 15 Sep 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 07 Aug 2023
Reporting date: 27 Jul 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 10 May 2023
Reporting date: 01 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 10 May 2023
Reporting date: 01 May 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 14 Feb 2023
Reporting date: 07 Feb 2023
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 24 Jan 2022
Reporting date: 27 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 24 Jan 2022
Reporting date: 15 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 05 Jan 2022
Reporting date: 27 Dec 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 04 Jan 2022
Reporting date: 31 Dec 2010
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 30 Dec 2021
Reporting date: 20 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 12 Oct 2021
Reporting date: 01 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 21 Sep 2021
Reporting date: 20 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 21 Sep 2021
Reporting date: 20 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 21 Sep 2021
Reporting date: 20 Sep 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

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