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 |
|---|---|---|---|
| DEFA14A | Additional proxy material | Apr 6, 2026 | — |
| DEF 14A | Proxy statement | Apr 6, 2026 | May 20, 2026 |
| DEFA14A | Additional proxy material | Apr 4, 2025 | — |
| DEFA14A | Additional proxy material | Mar 24, 2025 | — |
| DEF 14A | Proxy statement | Mar 24, 2025 | May 8, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 14, 2025 | May 8, 2025 |
| DEFA14A | Additional proxy material | Apr 1, 2024 | — |
| DEF 14A | Proxy statement | Apr 1, 2024 | May 16, 2024 |
| DEFA14A | Additional proxy material | Apr 3, 2023 | — |
| DEF 14A | Proxy statement | Apr 3, 2023 | — |
| DEFA14A | Additional proxy material | Apr 5, 2022 | — |
| DEF 14A | Proxy statement | Apr 5, 2022 | May 18, 2022 |
| DEFA14A | Additional proxy material | Apr 2, 2021 | — |
| DEF 14A | Proxy statement | Apr 2, 2021 | May 18, 2021 |
| DEFA14A | Additional proxy material | Mar 24, 2020 | — |
| DEF 14A | Proxy statement | Mar 23, 2020 | May 6, 2020 |
| DEFA14A | Additional proxy material | Apr 10, 2019 | — |
| DEFA14A | Additional proxy material | Apr 8, 2019 | — |
| DEF 14A | Proxy statement | Mar 21, 2019 | Apr 25, 2019 |
| PRE 14A | Preliminary proxy statement | Mar 11, 2019 | Apr 25, 2019 |
| DEF 14A | Proxy statement | Mar 23, 2018 | May 10, 2018 |
| DEF 14A | Proxy statement | Mar 17, 2017 | May 2, 2017 |
| DEF 14A | Proxy statement | Mar 17, 2016 | May 3, 2016 |
| DEF 14A | Proxy statement | Mar 10, 2015 | May 1, 2015 |
Showing 24 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)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.