Alkermes plc. Effective Tax Rate
Alkermes plc. (ALKS) reported Effective Tax Rate of -3.40% for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-07-28.
Financial Statements › Expense Statement › Income Tax
us-gaap:EffectiveIncomeTaxRateContinuingOperations · last filed 2026-07-28
- Alkermes plc. effective income tax rate reconciliation, percent for the quarter ending 2026-03-31 was -7.40%, a 162.18% decline year-over-year.
- Alkermes plc. effective income tax rate reconciliation, percent for the quarter ending 2025-03-31 was 11.90%, a 30.00% decline year-over-year.
- Alkermes plc. effective income tax rate reconciliation, percent for the quarter ending 2024-03-31 was 17.00%.
- Alkermes plc. effective income tax rate reconciliation, percent for fiscal 2025 was 17.10%, a 6.21% increase from fiscal 2024.
- Alkermes plc. effective income tax rate reconciliation, percent for fiscal 2024 was 16.10%.
- Alkermes plc. effective income tax rate reconciliation, percent for fiscal 2023 was -23.20%.
- Alkermes plc. effective income tax rate reconciliation, percent for fiscal 2022 was -6.50%, a 150.39% decline from fiscal 2021.
| Period end | Effective Income Tax Rate Reconciliation, Percent 3 month | Effective Income Tax Rate Reconciliation, Percent 6 month | Effective Income Tax Rate Reconciliation, Percent 9 month | Effective Income Tax Rate Reconciliation, Percent 12 month | Effective Income Tax Rate Reconciliation, Percent 12 month as first filed |
|---|---|---|---|---|---|
| 2026-06-30 | -3.40% 10-Q · filed 2026-07-28 | ||||
| 2026-03-31 | -7.40% 10-Q · filed 2026-05-05 | ||||
| 2025-12-31 | 17.10% 10-K · filed 2026-02-25 | ||||
| 2025-09-30 | 16.80% 10-Q · filed 2025-10-28 | ||||
| 2025-06-30 | 15.90% 10-Q · filed 2026-07-28 | ||||
| 2025-03-31 | 11.90% 10-Q · filed 2026-05-05 | ||||
| 2024-12-31 | 16.10% 10-K · filed 2026-02-25 | ||||
| 2024-09-30 | 17.30% 10-Q · filed 2025-10-28 | ||||
| 2024-06-30 | 18.30% 10-Q · filed 2025-07-29 | ||||
| 2024-03-31 | 17.00% 10-Q · filed 2025-05-01 | ||||
| 2023-12-31 | -23.20% 10-K · filed 2026-02-25 | ||||
| 2022-12-31 | -6.50% 10-K · filed 2025-02-12 | 5.40% 10-K · filed 2023-02-16 | |||
| 2021-12-31 | 12.90% 10-K · filed 2024-02-21 | -22.50% 10-K · filed 2022-02-16 | |||
| 2020-12-31 | -14.80% 10-K · filed 2023-02-16 | ||||
| 2019-12-31 | 0.20% 10-K · filed 2022-02-16 | ||||
| 2018-12-31 | -9.70% 10-K · filed 2021-02-11 | ||||
| 2017-12-31 | -10.20% 10-K · filed 2020-02-13 | ||||
| 2016-12-31 | 2.80% 10-K · filed 2019-02-15 | ||||
| 2015-12-31 | -1.40% 10-K · filed 2018-02-16 | ||||
| 2014-12-31 | -114.20% 10-K · filed 2017-02-17 | ||||
| 2013-12-31 | -227.00% 10-K · filed 2016-02-25 | ||||
| 2013-03-31 | 29.50% 10-K · filed 2015-02-24 | ||||
| 2012-03-31 | 0.60% 10-KT · filed 2014-02-27 | ||||
| 2011-03-31 | 2.10% 10-K · filed 2013-05-23 | ||||
| 2010-03-31 | 11.40% 10-K · filed 2012-05-18 |
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