Amphastar Pharmaceuticals, Inc. Effective Tax Rate
Amphastar Pharmaceuticals, Inc. (AMPH) reported Effective Tax Rate of 21.30% for the 3-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Expense Statement › Income Tax
us-gaap:EffectiveIncomeTaxRateContinuingOperations · last filed 2026-08-06
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for the quarter ending 2026-06-30 was 21.30%, a 0.95% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for the quarter ending 2026-03-31 was 36.10%, a 99.45% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for the quarter ending 2025-09-30 was 19.40%, a 27.63% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for the quarter ending 2025-06-30 was 21.10%, a 13.88% decline year-over-year.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for fiscal 2025 was 20.70%, a 32.69% increase from fiscal 2024.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for fiscal 2024 was 15.60%, a 16.13% decline from fiscal 2023.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for fiscal 2023 was 18.60%, a 7.92% decline from fiscal 2022.
- Amphastar Pharmaceuticals, Inc. effective income tax rate reconciliation, percent for fiscal 2022 was 20.20%, a 17.55% decline from fiscal 2021.
| Period end | Effective Income Tax Rate Reconciliation, Percent 3 month | Effective Income Tax Rate Reconciliation, Percent 3 month as first filed | Effective Income Tax Rate Reconciliation, Percent 6 month | Effective Income Tax Rate Reconciliation, Percent 6 month as first filed | Effective Income Tax Rate Reconciliation, Percent 9 month | Effective Income Tax Rate Reconciliation, Percent 9 month as first filed | Effective Income Tax Rate Reconciliation, Percent 12 month | Effective Income Tax Rate Reconciliation, Percent 12 month as first filed |
|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | 21.30% 10-Q · filed 2026-08-06 | 24.30% 10-Q · filed 2026-08-06 | ||||||
| 2026-03-31 | 36.10% 10-Q · filed 2026-05-07 | |||||||
| 2025-12-31 | 20.70% 10-K · filed 2026-02-26 | |||||||
| 2025-09-30 | 19.40% 10-Q · filed 2025-11-06 | 19.70% 10-Q · filed 2025-11-06 | ||||||
| 2025-06-30 | 21.10% 10-Q · filed 2026-08-06 | 19.80% 10-Q · filed 2026-08-06 | ||||||
| 2025-03-31 | 18.10% 10-Q · filed 2026-05-07 | |||||||
| 2024-12-31 | 15.60% 10-K · filed 2026-02-26 | |||||||
| 2024-09-30 | 15.20% 10-Q · filed 2025-11-06 | 16.20% 10-Q · filed 2025-11-06 | ||||||
| 2024-06-30 | 24.50% 10-Q · filed 2025-08-07 | 16.70% 10-Q · filed 2025-08-07 | ||||||
| 2024-03-31 | 8.60% 10-Q · filed 2025-05-08 | |||||||
| 2023-12-31 | 18.60% 10-K · filed 2026-02-26 | |||||||
| 2023-09-30 | 22.00% 10-Q · filed 2024-11-07 | 20.90% 10-Q · filed 2024-11-07 | ||||||
| 2023-06-30 | 19.50% 10-Q · filed 2024-08-09 | 19.80% 10-Q · filed 2024-08-09 | ||||||
| 2023-03-31 | 20.10% 10-Q · filed 2024-05-10 | |||||||
| 2022-12-31 | 20.20% 10-K · filed 2025-03-03 | |||||||
| 2022-09-30 | 29.00% 10-Q · filed 2023-11-08 | 21.60% 10-Q · filed 2023-11-08 | ||||||
| 2022-06-30 | 24.00% 10-Q · filed 2023-08-09 | 18.50% 10-Q · filed 2023-08-09 | ||||||
| 2022-03-31 | 14.00% 10-Q · filed 2023-05-09 | |||||||
| 2021-12-31 | 24.50% 10-K · filed 2024-02-29 | |||||||
| 2021-09-30 | 17.80% 10-Q · filed 2022-11-08 | 23.60% 10-Q · filed 2022-11-08 | ||||||
| 2021-06-30 | 39.40% 10-Q · filed 2022-08-09 | 34.90% 10-Q · filed 2022-08-09 | ||||||
| 2021-03-31 | 22.60% 10-Q · filed 2022-05-10 | |||||||
| 2020-12-31 | 76.30% 10-K · filed 2023-03-01 | |||||||
| 2020-09-30 | 32.30% 10-Q · filed 2021-11-09 | 39.50% 10-Q · filed 2021-11-09 | ||||||
| 2020-06-30 | 5.00% 10-Q · filed 2021-08-09 | 51.30% 10-Q · filed 2021-08-09 | ||||||
| 2020-03-31 | 39.30% 10-Q · filed 2021-05-07 | |||||||
| 2019-12-31 | 22.80% 10-K · filed 2022-03-11 | |||||||
| 2019-09-30 | 37.80% 10-Q · filed 2020-11-06 | 22.50% 10-Q · filed 2020-11-06 | ||||||
| 2019-06-30 | 23.20% 10-Q · filed 2020-08-07 | 22.10% 10-Q · filed 2020-08-07 | ||||||
| 2019-03-31 | 40.70% 10-Q · filed 2020-05-11 | |||||||
| 2018-12-31 | 32.90% 10-K · filed 2021-03-15 | |||||||
| 2018-09-30 | 37.20% 10-Q · filed 2019-11-08 | 20.30% 10-Q · filed 2019-11-08 | ||||||
| 2018-06-30 | 32.10% 10-Q · filed 2019-08-09 | 32.20% 10-Q · filed 2018-08-09 | 23.60% 10-Q · filed 2019-08-09 | 23.70% 10-Q · filed 2018-08-09 | ||||
| 2018-03-31 | 19.70% 10-Q · filed 2019-05-10 | 19.80% 10-Q · filed 2018-05-10 | ||||||
| 2017-12-31 | -192.00% 10-K · filed 2020-03-16 | -177.90% 10-K · filed 2018-03-14 | ||||||
| 2017-09-30 | 104.70% 10-Q · filed 2018-11-09 | 108.80% 10-Q · filed 2017-11-09 | -19.50% 10-Q · filed 2018-11-09 | -13.20% 10-Q · filed 2017-11-09 | ||||
| 2017-06-30 | 37.90% 10-Q · filed 2018-08-09 | 38.70% 10-Q · filed 2018-08-09 | ||||||
| 2017-03-31 | 40.60% 10-Q · filed 2018-05-10 | |||||||
| 2016-12-31 | 32.90% 10-K · filed 2019-03-15 | 29.50% 10-K · filed 2017-03-15 | ||||||
| 2016-09-30 | 35.20% 10-Q · filed 2017-11-09 | 32.20% 10-Q · filed 2017-11-09 | ||||||
| 2016-06-30 | 29.30% 10-Q · filed 2017-08-09 | 30.80% 10-Q · filed 2017-08-09 | ||||||
| 2016-03-31 | 34.80% 10-Q · filed 2017-05-10 | |||||||
| 2015-12-31 | -73.10% 10-K · filed 2018-03-14 | |||||||
| 2015-09-30 | -29.70% 10-Q · filed 2016-11-09 | 29.70% 10-Q · filed 2015-11-13 | -50.10% 10-Q · filed 2016-11-09 | 50.10% 10-Q · filed 2015-11-13 | ||||
| 2015-06-30 | -35.00% 10-Q · filed 2016-08-09 | -55.50% 10-Q · filed 2016-08-09 | ||||||
| 2015-03-31 | -89.30% 10-Q · filed 2016-05-10 | |||||||
| 2014-12-31 | -41.00% 10-K · filed 2017-03-15 | |||||||
| 2014-09-30 | 32.60% 10-Q · filed 2015-11-13 | -32.60% 10-Q · filed 2014-11-13 | 33.70% 10-Q · filed 2015-11-13 | -33.70% 10-Q · filed 2014-11-13 | ||||
| 2014-06-30 | -37.10% 10-Q · filed 2015-08-13 | -35.60% 10-Q · filed 2015-08-13 | ||||||
| 2014-03-31 | -34.50% 10-Q · filed 2015-05-14 | |||||||
| 2013-12-31 | 31.10% 10-K · filed 2016-03-15 | |||||||
| 2013-09-30 | 147.50% 10-Q · filed 2014-11-13 | 30.50% 10-Q · filed 2014-11-13 | ||||||
| 2013-06-30 | 34.50% 10-Q · filed 2014-08-13 | 27.80% 10-Q · filed 2014-08-13 | ||||||
| 2012-12-31 | 30.10% 10-K · filed 2015-03-26 |
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