Alkermes plc. SEC filings ALKS
Alkermes plc. has 1,000 filings in SEC EDGAR's recent list, going back to May 4, 2017. 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 Nov 3, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 3, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | May 13, 2026 | — |
| DEFA14A | Additional proxy material | Apr 6, 2026 | — |
| DEF 14A | Proxy statement | Apr 6, 2026 | May 20, 2026 |
| PRE 14A | Preliminary proxy statement | Mar 27, 2026 | May 20, 2026 |
| DEFA14A | Additional proxy material | May 12, 2025 | — |
| DEFA14A | Additional proxy material | Apr 7, 2025 | — |
| DEF 14A | Proxy statement | Apr 7, 2025 | May 21, 2025 |
| PRE 14A | Preliminary proxy statement | Mar 28, 2025 | May 21, 2025 |
| DEFA14A | Additional proxy material | May 14, 2024 | — |
| DEFA14A | Additional proxy material | Apr 15, 2024 | — |
| DEF 14A | Proxy statement | Apr 15, 2024 | May 31, 2024 |
| PRE 14A | Preliminary proxy statement | Apr 5, 2024 | Apr 5, 2024 |
| DEFA14A | Additional proxy material | Jun 26, 2023 | — |
| DEFA14A | Additional proxy material | Jun 26, 2023 | — |
| DEFA14A | Additional proxy material | Jun 26, 2023 | — |
| DEFA14A | Additional proxy material | Jun 21, 2023 | — |
| DEFA14A | Additional proxy material | Jun 21, 2023 | — |
| DEFA14A | Additional proxy material | Jun 21, 2023 | — |
| DEFA14A | Additional proxy material | Jun 20, 2023 | — |
| DEFA14A | Additional proxy material | Jun 20, 2023 | — |
| DEFA14A | Additional proxy material | Jun 14, 2023 | — |
| DEFA14A | Additional proxy material | Jun 13, 2023 | — |
| DEFA14A | Additional proxy material | Jun 13, 2023 | — |
| DEFA14A | Additional proxy material | Jun 13, 2023 | — |
| DEFA14A | Additional proxy material | Jun 12, 2023 | — |
| DEFA14A | Additional proxy material | Jun 8, 2023 | — |
| DEFA14A | Additional proxy material | Jun 8, 2023 | — |
| DEFA14A | Additional proxy material | Jun 7, 2023 | — |
| DEFA14A | Additional proxy material | Jun 6, 2023 | — |
| DEFA14A | Additional proxy material | May 25, 2023 | — |
| DEFA14A | Additional proxy material | May 25, 2023 | — |
| DEFA14A | Additional proxy material | May 8, 2023 | — |
| DEFA14A | Additional proxy material | Feb 7, 2023 | — |
| DEFA14A | Additional proxy material | May 31, 2022 | — |
| DEFA14A | Additional proxy material | May 27, 2022 | — |
| DEFA14A | Additional proxy material | May 13, 2022 | — |
| DEF 14A | Proxy statement | Apr 18, 2022 | May 13, 2022 |
| PRE 14A | Preliminary proxy statement | Apr 8, 2022 | Apr 8, 2022 |
| DEFA14A | Additional proxy material | Feb 16, 2022 | — |
| DEFA14A | Additional proxy material | Feb 16, 2022 | — |
| DEFA14A | Additional proxy material | Jan 11, 2022 | — |
| DEFA14A | Additional proxy material | Jun 8, 2021 | — |
| DEFA14A | Additional proxy material | May 20, 2021 | — |
| DEF 14A | Proxy statement | May 10, 2021 | Jun 14, 2021 |
| PRE 14A | Preliminary proxy statement | Apr 30, 2021 | Jun 14, 2021 |
| DEFA14A | Additional proxy material | Apr 30, 2021 | — |
| DEFA14A | Additional proxy material | May 12, 2020 | — |
| DEFA14A | Additional proxy material | Apr 3, 2020 | — |
| DEF 14A | Proxy statement | Apr 3, 2020 | May 20, 2020 |
| DEFA14A | Additional proxy material | May 16, 2019 | — |
| DEFA14A | Additional proxy material | May 15, 2019 | — |
| DEFA14A | Additional proxy material | Apr 5, 2019 | — |
| DEF 14A | Proxy statement | Apr 5, 2019 | May 22, 2019 |
| DEFA14A | Additional proxy material | Apr 10, 2018 | — |
| DEF 14A | Proxy statement | Apr 10, 2018 | May 23, 2018 |
| DEFA14A | Additional proxy material | May 12, 2017 | — |
| DEFA14A | Additional proxy material | May 12, 2017 | — |
Showing 57 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
- ALKS (Nasdaq)
- Fiscal year ends
- December 31
- Headquarters
- Dublin 4, Ireland
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1520262
- Former names
- ANTLER SCIENCE TWO PLC (until Aug 5, 2011); Antler Science Two Ltd (until Aug 2, 2011)
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.