Amylyx Pharmaceuticals, Inc. — All Filings
397 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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UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | 4 | 0001193125-25-331289 | Dec 23, 2025 | — |
| 4 | 4 | 0001193125-25-306818 | Dec 3, 2025 | Dec 1, 2025 |
| 144 | — | 0001193125-25-303857 | Dec 1, 2025 | — |
| SCHEDULE 13G | — | 0001831942-25-000033 | Nov 17, 2025 | — |
| SCHEDULE 13G/A | — | 0001193125-25-282838 | Nov 14, 2025 | — |
| SCHEDULE 13G/A | — | 0000902664-25-005011 | Nov 14, 2025 | — |
| SCHEDULE 13G/A | — | 0000902664-25-004887 | Nov 13, 2025 | — |
| 10-Q | 10-Q | 0001193125-25-268059 | Nov 6, 2025 | Sep 30, 2025 |
| 8-K | 8-K | 0001193125-25-268043 | Nov 6, 2025 | — |
| SCHEDULE 13G/A | — | 0000102909-25-000074 | Oct 30, 2025 | — |
| SCHEDULE 13G | — | 0000315066-25-002303 | Oct 7, 2025 | — |
| 4 | 4 | 0001193125-25-228341 | Oct 2, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-228342 | Oct 2, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-228343 | Oct 2, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-228340 | Oct 2, 2025 | Sep 30, 2025 |
| 4 | 4 | 0001193125-25-228339 | Oct 2, 2025 | Sep 30, 2025 |
| 424B5 | 424B5 | 0001193125-25-200144 | Sep 10, 2025 | — |
| 8-K | 8-K | 0001193125-25-200159 | Sep 10, 2025 | Sep 9, 2025 |
| 424B5 | 424B5 | 0001193125-25-199270 | Sep 9, 2025 | — |
| 8-K | 8-K | 0001193125-25-189109 | Aug 27, 2025 | — |
| 4 | 4 | 0000950170-25-108912 | Aug 14, 2025 | Aug 12, 2025 |
| 144 | — | 0001950047-25-005671 | Aug 12, 2025 | — |
| SCHEDULE 13G/A | — | 0000902664-25-003514 | Aug 12, 2025 | — |
| 8-K | 8-K | 0000950170-25-104546 | Aug 7, 2025 | — |
| 10-Q | 10-Q | 0001193125-25-174948 | Aug 7, 2025 | Jun 30, 2025 |
| SCHEDULE 13G | — | 0000932471-25-000763 | Jul 29, 2025 | — |
| SCHEDULE 13G | — | 0002052113-25-002997 | Jul 17, 2025 | — |
| SCHEDULE 13G | — | 0000902664-25-002784 | Jun 25, 2025 | — |
| 4 | 4 | 0000950170-25-083734 | Jun 9, 2025 | Jun 5, 2025 |
| 4 | 4 | 0000950170-25-083719 | Jun 9, 2025 | Jun 5, 2025 |
| 4 | 4 | 0000950170-25-083709 | Jun 9, 2025 | Jun 5, 2025 |
| 4 | 4 | 0000950170-25-083713 | Jun 9, 2025 | Jun 5, 2025 |
| 4 | 4 | 0000950170-25-083717 | Jun 9, 2025 | Jun 5, 2025 |
| 8-K | 8-K | 0001193125-25-135860 | Jun 5, 2025 | — |
| 4 | 4 | 0000950170-25-077677 | May 27, 2025 | May 22, 2025 |
| SCHEDULE 13G/A | — | 0000950170-25-072740 | May 15, 2025 | — |
| SCHEDULE 13G/A | — | 0000902664-25-002375 | May 15, 2025 | — |
| SCHEDULE 13G | — | 0000902664-25-002243 | May 12, 2025 | — |
| 10-Q | 10-Q | 0000950170-25-066363 | May 8, 2025 | Mar 31, 2025 |
| 8-K | 8-K | 0000950170-25-066355 | May 8, 2025 | — |
| DEF 14A | DEF 14A | 0000950170-25-057665 | Apr 24, 2025 | Jun 5, 2025 |
| DEFA14A | DEFA14A | 0000950170-25-057667 | Apr 24, 2025 | — |
| ARS | ARS | 0000950170-25-057669 | Apr 24, 2025 | Dec 31, 2024 |
| 4 | 4 | 0000950170-25-049581 | Apr 2, 2025 | Mar 31, 2025 |
| 4 | 4 | 0000950170-25-049495 | Apr 2, 2025 | Mar 31, 2025 |
| 4 | 4 | 0000950170-25-049513 | Apr 2, 2025 | Mar 31, 2025 |
| 4 | 4 | 0000950170-25-049560 | Apr 2, 2025 | Mar 31, 2025 |
| 4 | 4 | 0000950170-25-049567 | Apr 2, 2025 | Mar 31, 2025 |
| EFFECT | — | 9999999995-25-000794 | Mar 26, 2025 | — |
| 4 | 4 | 0000950170-25-043849 | Mar 24, 2025 | Mar 20, 2025 |