Alnylam Pharmaceuticals, Inc. SEC filings ALNY
Alnylam Pharmaceuticals, Inc. has 1,002 filings in SEC EDGAR's recent list, going back to Sep 12, 2014. Its latest annual report, Form ARS, was filed on Apr 6, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 29, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (officer or director change, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Feb 12, 2026 | — |
| S-8 | Employee stock plan registration | Feb 23, 2023 | — |
| S-8 | Employee stock plan registration | Feb 11, 2021 | — |
| S-3ASR | Automatic shelf registration | Jun 5, 2020 | — |
| S-8 | Employee stock plan registration | Feb 13, 2020 | — |
| 424B5 | Prospectus supplement | Jan 15, 2019 | — |
| 424B5 | Prospectus supplement | Jan 14, 2019 | — |
| S-8 POS | Filing | Aug 2, 2018 | — |
| S-8 POS | Filing | Aug 2, 2018 | — |
| S-8 POS | Filing | Aug 2, 2018 | — |
| S-8 POS | Filing | Aug 2, 2018 | — |
| S-8 | Employee stock plan registration | Aug 2, 2018 | — |
| 424B5 | Prospectus supplement | Nov 14, 2017 | — |
| 424B5 | Prospectus supplement | Nov 13, 2017 | — |
| S-8 | Employee stock plan registration | Aug 9, 2017 | — |
| 424B5 | Prospectus supplement | May 25, 2017 | — |
| 424B5 | Prospectus supplement | May 23, 2017 | — |
| S-3ASR | Automatic shelf registration | May 5, 2017 | — |
| S-8 | Employee stock plan registration | Oct 2, 2015 | — |
| 424B5 | Prospectus supplement | Jan 21, 2015 | — |
| 424B5 | Prospectus supplement | Jan 20, 2015 | — |
Showing 21 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Pharmaceutical Preparations (SIC 2834)
- Listed as
- ALNY (Nasdaq)
- Fiscal year ends
- December 31
- Headquarters
- Cambridge, MA
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1178670
- Former names
- ALNYLAM PHARMACEUTICALS INC (until Jul 2, 2004)
Other Pharmaceutical Preparations companies
- ELI LILLY & Co LLY
- Johnson & Johnson JNJ
- AbbVie Inc. ABBV
- Merck & Co., Inc. MRK
- Novartis AG NVS
- Astrazeneca PLC AZN
- Abbott Laboratories ABT
- Novo Nordisk A S NVO
Source: SEC EDGAR filings. This is company-reported data, not investment advice.