AMKOR TECHNOLOGY, INC. — All Filings
1,001 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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144
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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SCHEDULE 13G/A | — | 0000102909-26-000688 | Mar 26, 2026 | — |
| 4 | FORM 4 | 0001628280-26-019489 | Mar 18, 2026 | Mar 16, 2026 |
| 4 | FORM 4 | 0001628280-26-018335 | Mar 16, 2026 | Mar 12, 2026 |
| 3/A | FORM 3/A | 0001628280-26-018333 | Mar 16, 2026 | Feb 2, 2026 |
| 144 | — | 0001950047-26-002617 | Mar 16, 2026 | — |
| 4 | FORM 4 | 0001628280-26-012302 | Feb 26, 2026 | Feb 24, 2026 |
| 4 | FORM 4 | 0001628280-26-012300 | Feb 26, 2026 | Feb 24, 2026 |
| 4 | FORM 4 | 0001628280-26-012296 | Feb 26, 2026 | Feb 24, 2026 |
| 4 | FORM 4 | 0001628280-26-012283 | Feb 26, 2026 | Feb 24, 2026 |
| 4 | FORM 4 | 0001628280-26-012277 | Feb 26, 2026 | Feb 25, 2026 |
| 4 | FORM 4 | 0001628280-26-012267 | Feb 26, 2026 | Feb 24, 2026 |
| 144 | — | 0001950047-26-001801 | Feb 25, 2026 | — |
| 144 | — | 0001950047-26-001701 | Feb 24, 2026 | — |
| 4 | FORM 4 | 0001628280-26-011088 | Feb 24, 2026 | Feb 20, 2026 |
| 4 | FORM 4 | 0001628280-26-011081 | Feb 24, 2026 | Feb 20, 2026 |
| 4 | FORM 4 | 0001628280-26-011074 | Feb 24, 2026 | Feb 20, 2026 |
| 4 | FORM 4 | 0001628280-26-011069 | Feb 24, 2026 | Feb 20, 2026 |
| 4 | FORM 4 | 0001628280-26-011061 | Feb 24, 2026 | Feb 20, 2026 |
| 144 | — | 0001950047-26-001689 | Feb 24, 2026 | — |
| 4 | FORM 4 | 0001628280-26-010234 | Feb 20, 2026 | Feb 18, 2026 |
| 4 | FORM 4 | 0001628280-26-010230 | Feb 20, 2026 | Feb 18, 2026 |
| 4 | FORM 4 | 0001628280-26-010222 | Feb 20, 2026 | Feb 18, 2026 |
| 4 | FORM 4 | 0001628280-26-010213 | Feb 20, 2026 | Feb 18, 2026 |
| 4 | FORM 4 | 0001628280-26-010206 | Feb 20, 2026 | Feb 18, 2026 |
| 10-K | 10-K | 0001047127-26-000014 | Feb 20, 2026 | Dec 31, 2025 |
| 4 | FORM 4 | 0001628280-26-009053 | Feb 18, 2026 | Feb 16, 2026 |
| 4 | FORM 4 | 0001628280-26-009045 | Feb 18, 2026 | Feb 16, 2026 |
| 4 | FORM 4 | 0001628280-26-009037 | Feb 18, 2026 | Feb 16, 2026 |
| 4 | FORM 4 | 0001628280-26-009033 | Feb 18, 2026 | Feb 16, 2026 |
| 4 | FORM 4 | 0001628280-26-009026 | Feb 18, 2026 | Feb 16, 2026 |
| 144 | — | 0001950047-26-001326 | Feb 17, 2026 | — |
| 4 | FORM 4 | 0001158926-26-000003 | Feb 17, 2026 | Feb 12, 2026 |
| 144 | — | 0001950047-26-001322 | Feb 17, 2026 | — |
| 4 | FORM 4 | 0001460579-26-000002 | Feb 17, 2026 | Feb 12, 2026 |
| SCHEDULE 13D/A | — | 0001193125-26-054669 | Feb 17, 2026 | — |
| 144 | — | 0001950047-26-001309 | Feb 17, 2026 | — |
| 8-K | 8-K | 0001047127-26-000011 | Feb 13, 2026 | Feb 12, 2026 |
| 424B7 | 424B7 | 0001193125-26-051642 | Feb 13, 2026 | — |
| FWP | FWP | 0001193125-26-049468 | Feb 13, 2026 | — |
| 424B7 | 424B7 | 0001193125-26-048716 | Feb 12, 2026 | — |
| FWP | FWP | 0001193125-26-048702 | Feb 12, 2026 | — |
| 8-K | 8-K | 0001047127-26-000007 | Feb 9, 2026 | — |
| 3 | FORM 3 | 0001628280-26-004637 | Feb 2, 2026 | — |
| 8-K | 8-K | 0001047127-26-000003 | Feb 2, 2026 | — |
| 4 | FORM 4 | 0001628280-26-002639 | Jan 20, 2026 | Jan 15, 2026 |
| 4 | FORM 4 | 0001628280-26-002637 | Jan 20, 2026 | Jan 16, 2026 |
| 144 | — | 0001950047-26-000502 | Jan 16, 2026 | — |
| 144 | — | 0001950047-26-000433 | Jan 15, 2026 | — |
| 4 | FORM 4 | 0001628280-26-000450 | Jan 5, 2026 | Dec 31, 2025 |
| 4 | FORM 4 | 0001628280-26-000446 | Jan 5, 2026 | Dec 31, 2025 |