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 |
|---|---|---|---|
| 8-K |
Current report
Results of operations
|
Nov 3, 2026 | Nov 3, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Sep 21, 2026 | Sep 21, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 16, 2026 | Sep 14, 2026 |
| 8-K |
Current report
Material agreement
|
Aug 12, 2026 | Aug 12, 2026 |
| 8-K/A |
Amended current report
Officer or director change
|
Aug 3, 2026 | Feb 24, 2026 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2026 | Jul 28, 2026 |
| 8-K |
Current report
Agreement ended
|
Jul 8, 2026 | Jul 6, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 15, 2026 | Jun 15, 2026 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 20, 2026 | May 20, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
May 12, 2026 | May 12, 2026 |
| 8-K |
Current report
Results of operations
|
May 5, 2026 | May 5, 2026 |
| 8-K/A | Amended current report | May 1, 2026 | Feb 12, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Feb 25, 2026 | Feb 24, 2026 |
| 8-K |
Current report
Results of operations
|
Feb 25, 2026 | Feb 25, 2026 |
| 8-K |
Current report
Material agreement, Agreement ended, Acquisition or sale of assets, New debt, Regulation FD disclosure
|
Feb 12, 2026 | Feb 12, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 12, 2026 | Jan 12, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 6, 2026 | Jan 6, 2026 |
| 8-K |
Current report
Material agreement, New debt, Regulation FD disclosure
|
Nov 19, 2025 | Nov 18, 2025 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Nov 12, 2025 | Nov 12, 2025 |
| 8-K |
Current report
Results of operations
|
Oct 28, 2025 | Oct 28, 2025 |
| 8-K |
Current report
Material agreement, Results of operations, New debt, Regulation FD disclosure
|
Oct 22, 2025 | Oct 22, 2025 |
| 8-K |
Current report
Material agreement, Other events
|
Sep 12, 2025 | Aug 15, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Sep 12, 2025 | Sep 12, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 8, 2025 | Sep 8, 2025 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2025 | Jul 29, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 21, 2025 | Jul 21, 2025 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 21, 2025 | May 21, 2025 |
| 8-K |
Current report
Results of operations
|
May 1, 2025 | May 1, 2025 |
| 8-K |
Current report
Other events
|
Apr 16, 2025 | Apr 14, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 12, 2025 | Feb 12, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 13, 2025 | Jan 13, 2025 |
| 8-K |
Current report
Agreement ended
|
Dec 19, 2024 | Dec 19, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Dec 2, 2024 | Dec 2, 2024 |
| 8-K |
Current report
Results of operations
|
Oct 24, 2024 | Oct 24, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 9, 2024 | Oct 9, 2024 |
| 8-K |
Current report
Results of operations
|
Jul 24, 2024 | Jul 24, 2024 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 31, 2024 | May 31, 2024 |
| 8-K |
Current report
Results of operations
|
May 1, 2024 | May 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 9, 2024 | Apr 9, 2024 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 7, 2024 | Mar 5, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 15, 2024 | Feb 15, 2024 |
| 8-K |
Current report
Officer or director change
|
Feb 5, 2024 | Feb 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 8, 2024 | Jan 8, 2024 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Dec 14, 2023 | Dec 13, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 8, 2023 | Dec 4, 2023 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets, Regulation FD disclosure
|
Nov 15, 2023 | Nov 13, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Oct 31, 2023 | Oct 31, 2023 |
| 8-K |
Current report
Other events
|
Oct 27, 2023 | Oct 27, 2023 |
| 8-K |
Current report
Results of operations
|
Oct 25, 2023 | Oct 25, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 23, 2023 | Oct 23, 2023 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Aug 30, 2023 | Aug 29, 2023 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2023 | Jul 26, 2023 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jul 6, 2023 | Jun 29, 2023 |
| 8-K |
Current report
Material agreement
|
Jul 5, 2023 | Jun 28, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jun 6, 2023 | May 31, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
May 8, 2023 | May 8, 2023 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2023 | Apr 26, 2023 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 25, 2023 | Apr 19, 2023 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2023 | Feb 16, 2023 |
| 8-K |
Current report
Other events
|
Feb 6, 2023 | Feb 3, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 9, 2023 | Jan 9, 2023 |
| 8-K |
Current report
Other events
|
Jan 6, 2023 | Dec 21, 2022 |
| 8-K |
Current report
Other events
|
Nov 15, 2022 | Nov 13, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Other events
|
Oct 19, 2022 | Oct 13, 2022 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2022 | Jul 27, 2022 |
| 8-K |
Current report
Officer or director change, Shareholder vote results, Regulation FD disclosure
|
Jul 7, 2022 | Jul 7, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 27, 2022 | May 24, 2022 |
| 8-K |
Current report
Shareholder vote results
|
May 13, 2022 | May 13, 2022 |
| 8-K |
Current report
Results of operations
|
Apr 27, 2022 | Apr 27, 2022 |
| 8-K |
Current report
Other events
|
Apr 19, 2022 | Apr 19, 2022 |
| 8-K |
Current report
Results of operations
|
Feb 16, 2022 | Feb 16, 2022 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 11, 2022 | Jan 11, 2022 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 19, 2021 | Nov 18, 2021 |
| 8-K |
Current report
Agreement ended, Regulation FD disclosure
|
Nov 8, 2021 | Nov 2, 2021 |
| 8-K |
Current report
Results of operations
|
Oct 27, 2021 | Oct 27, 2021 |
| 8-K |
Current report
Results of operations
|
Jul 28, 2021 | Jul 28, 2021 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
Jun 14, 2021 | Jun 14, 2021 |
| 8-K |
Current report
Other events
|
Jun 1, 2021 | Jun 1, 2021 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 20, 2021 | May 18, 2021 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Apr 30, 2021 | Apr 29, 2021 |
| 8-K |
Current report
Results of operations
|
Apr 28, 2021 | Apr 28, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Mar 25, 2021 | Mar 25, 2021 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 12, 2021 | Mar 12, 2021 |
| 8-K |
Current report
Results of operations
|
Feb 11, 2021 | Feb 11, 2021 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 11, 2021 | Jan 11, 2021 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jan 6, 2021 | Jan 5, 2021 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure
|
Dec 10, 2020 | Dec 9, 2020 |
| 8-K |
Current report
Other events
|
Nov 17, 2020 | Nov 17, 2020 |
| 8-K |
Current report
Results of operations
|
Oct 29, 2020 | Oct 29, 2020 |
| 8-K |
Current report
Other events
|
Oct 9, 2020 | Oct 9, 2020 |
| 8-K |
Current report
Other events
|
Sep 9, 2020 | Sep 9, 2020 |
| 8-K |
Current report
Results of operations
|
Jul 29, 2020 | Jul 29, 2020 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 20, 2020 | May 20, 2020 |
| 8-K |
Current report
Results of operations
|
Apr 29, 2020 | Apr 29, 2020 |
| 8-K |
Current report
Results of operations
|
Feb 13, 2020 | Feb 13, 2020 |
| 8-K |
Current report
Regulation FD disclosure
|
Jan 13, 2020 | Jan 13, 2020 |
| 8-K |
Current report
Acquisition or sale of assets, Regulation FD disclosure
|
Nov 25, 2019 | Nov 21, 2019 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Nov 18, 2019 | Nov 14, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 30, 2019 | Oct 29, 2019 |
| 8-K |
Current report
Results of operations, Exit or restructuring costs
|
Oct 23, 2019 | Oct 18, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 17, 2019 | Oct 11, 2019 |
| 8-K |
Current report
Officer or director change
|
Sep 13, 2019 | Sep 10, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 30, 2019 | Jul 30, 2019 |
| 8-K |
Current report
Other events
|
Jul 30, 2019 | Jul 26, 2019 |
| 8-K |
Current report
Results of operations
|
Jul 25, 2019 | Jul 25, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 15, 2019 | Jul 15, 2019 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 22, 2019 | May 22, 2019 |
| 8-K |
Current report
Results of operations
|
Apr 25, 2019 | Apr 25, 2019 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Apr 8, 2019 | Apr 3, 2019 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2019 | Feb 14, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Feb 1, 2019 | Feb 1, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 7, 2019 | Jan 7, 2019 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 29, 2018 | Nov 29, 2018 |
| 8-K |
Current report
Other events
|
Nov 9, 2018 | Nov 7, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Nov 2, 2018 | Nov 1, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Oct 30, 2018 | Oct 30, 2018 |
| 8-K |
Current report
Results of operations
|
Oct 23, 2018 | Oct 23, 2018 |
| 8-K |
Current report
Results of operations
|
Jul 26, 2018 | Jul 26, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Jul 2, 2018 | Jul 2, 2018 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 23, 2018 | May 23, 2018 |
| 8-K |
Current report
Results of operations
|
Apr 26, 2018 | Apr 26, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 16, 2018 | Apr 13, 2018 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 2, 2018 | Mar 30, 2018 |
| 8-K |
Current report
Material agreement, New debt
|
Mar 29, 2018 | Mar 23, 2018 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 1, 2018 | Feb 27, 2018 |
| 8-K |
Current report
Officer or director change
|
Feb 14, 2018 | Feb 12, 2018 |
| 8-K |
Current report
Results of operations
|
Feb 14, 2018 | Feb 14, 2018 |
| 8-K |
Current report
Results of operations
|
Jan 9, 2018 | Jan 9, 2018 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Dec 11, 2017 | Dec 6, 2017 |
| 8-K |
Current report
Other events
|
Nov 28, 2017 | Nov 28, 2017 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Nov 27, 2017 | Nov 27, 2017 |
| 8-K |
Current report
Results of operations
|
Oct 26, 2017 | Oct 26, 2017 |
| 8-K |
Current report
Results of operations
|
Jul 27, 2017 | Jul 27, 2017 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 29, 2017 | Jun 29, 2017 |
| 8-K |
Current report
Officer or director change, Shareholder vote results
|
May 24, 2017 | May 24, 2017 |
Showing 136 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
- 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.