Amylyx Pharmaceuticals, Inc. SEC filings AMLX
Amylyx Pharmaceuticals, Inc. has 440 filings in SEC EDGAR's recent list, going back to Nov 17, 2015. Its latest annual report, Form ARS, was filed on Apr 23, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | Aug 20, 2026 | — |
| 424B5 | Prospectus supplement | Aug 18, 2026 | — |
| S-8 | Employee stock plan registration | Mar 3, 2026 | — |
| S-3ASR | Automatic shelf registration | Mar 3, 2026 | — |
| 424B5 | Prospectus supplement | Sep 10, 2025 | — |
| 424B5 | Prospectus supplement | Sep 9, 2025 | — |
| S-8 | Employee stock plan registration | Mar 4, 2025 | — |
| S-3 | Shelf registration | Mar 4, 2025 | — |
| 424B5 | Prospectus supplement | Jan 10, 2025 | — |
| 424B5 | Prospectus supplement | Jan 10, 2025 | — |
| S-8 | Employee stock plan registration | Feb 22, 2024 | — |
| S-8 | Employee stock plan registration | Aug 10, 2023 | — |
| S-8 | Employee stock plan registration | Mar 13, 2023 | — |
| S-3ASR | Automatic shelf registration | Mar 13, 2023 | — |
| 424B4 | Prospectus | Oct 7, 2022 | — |
| S-1MEF | Filing | Oct 6, 2022 | — |
| S-1 | Registration statement | Oct 4, 2022 | — |
| S-8 | Employee stock plan registration | Jan 12, 2022 | — |
| 424B4 | Prospectus | Jan 10, 2022 | — |
| S-1MEF | Filing | Jan 6, 2022 | — |
| FWP | Free writing prospectus | Jan 4, 2022 | — |
| S-1/A | Amended registration statement | Jan 3, 2022 | — |
| S-1 | Registration statement | Dec 16, 2021 | — |
Showing 23 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- AMLX (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Cambridge, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1658551
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.