Amphastar Pharmaceuticals, Inc. Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross
Amphastar Pharmaceuticals, Inc. (AMPH) reported Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross of 1.83 million shares for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Shareholders' Equity › Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Net of Forfeitures
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross · last filed 2026-08-06
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for the quarter ending 2026-06-30 was 149.87K shares, a 52.88% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for the quarter ending 2026-03-31 was 1.68M shares, a 57.43% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for the quarter ending 2025-12-31 was 5.39K shares, a 413.73% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for the quarter ending 2025-09-30 was 37.25K shares.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for fiscal 2025 was 1.21M shares, a 87.39% increase from fiscal 2024.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for fiscal 2024 was 644.03K shares, a 15.24% decline from fiscal 2023.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for fiscal 2023 was 759.82K shares, a 4.12% decline from fiscal 2022.
- Amphastar Pharmaceuticals, Inc. share-based compensation arrangement by share-based payment award, options, grants in period, gross for fiscal 2022 was 792.44K shares, a 44.91% decline from fiscal 2021.
| Period end | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 3 month | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 6 month | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 9 month | Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 12 month |
|---|---|---|---|---|
| 2026-06-30 | 149.87K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | 1.83M shares 10-Q · filed 2026-08-06 | 1.83M shares derived: sum of 3 quarters · filed 2026-08-06 | 1.87M shares derived: sum of 4 quarters · filed 2026-08-06 |
| 2026-03-31 | 1.68M shares 10-Q · filed 2026-05-07 | 1.68M shares derived: sum of 2 quarters · filed 2026-05-07 | 1.72M shares derived: sum of 3 quarters · filed 2026-05-07 | 1.82M shares derived: sum of 4 quarters · filed 2026-05-07 |
| 2025-12-31 | 5.39K shares derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | 42.64K shares derived: sum of 2 quarters · filed 2026-02-26 | 140.67K shares derived: sum of 3 quarters · filed 2026-02-26 | 1.21M shares 10-K · filed 2026-02-26 |
| 2025-09-30 | 37.25K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-06 | 135.28K shares derived: sum of 2 quarters · filed 2025-11-06 | 1.20M shares 10-Q · filed 2025-11-06 | 1.20M shares derived: sum of 4 quarters · filed 2025-11-06 |
| 2025-06-30 | 98.03K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2025-08-07 | 1.16M shares 10-Q · filed 2025-08-07 | 1.17M shares derived: sum of 3 quarters · filed 2025-08-07 | 1.17M shares derived: sum of 4 quarters · filed 2025-08-07 |
| 2025-03-31 | 1.07M shares 10-Q · filed 2025-05-08 | 1.07M shares derived: sum of 2 quarters · filed 2025-05-08 | 1.07M shares derived: sum of 3 quarters · filed 2025-05-08 | 1.13M shares derived: sum of 4 quarters · filed 2025-05-08 |
| 2024-12-31 | 1.05K shares derived: 10-K 12 month − 10-Q 9 month · filed 2025-03-03 | 1.05K shares derived: sum of 2 quarters · filed 2025-03-03 | 64.50K shares derived: sum of 3 quarters · filed 2025-03-03 | 644.03K shares 10-K · filed 2025-03-03 |
| 2024-09-30 | 0.00 shares derived: 10-Q 9 month − 10-Q 6 month · filed 2024-11-07 | 63.45K shares derived: sum of 2 quarters · filed 2024-11-07 | 642.99K shares 10-Q · filed 2024-11-07 | 642.99K shares derived: sum of 4 quarters · filed 2024-11-07 |
| 2024-06-30 | 63.45K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2024-08-09 | 642.99K shares 10-Q · filed 2024-08-09 | 642.99K shares derived: sum of 3 quarters · filed 2024-08-09 | 643.46K shares derived: sum of 4 quarters · filed 2024-08-09 |
| 2024-03-31 | 579.53K shares 10-Q · filed 2024-05-10 | 579.53K shares derived: sum of 2 quarters · filed 2024-05-10 | 580.00K shares derived: sum of 3 quarters · filed 2024-05-10 | 638.75K shares derived: sum of 4 quarters · filed 2024-05-10 |
| 2023-12-31 | 0.00 shares derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-29 | 470.00 shares derived: sum of 2 quarters · filed 2024-02-29 | 59.22K shares derived: sum of 3 quarters · filed 2024-02-29 | 759.82K shares 10-K · filed 2024-02-29 |
| 2023-09-30 | 470.00 shares derived: 10-Q 9 month − 10-Q 6 month · filed 2023-11-08 | 59.22K shares derived: sum of 2 quarters · filed 2023-11-08 | 759.82K shares 10-Q · filed 2023-11-08 | 759.82K shares derived: sum of 4 quarters · filed 2023-11-08 |
| 2023-06-30 | 58.75K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2023-08-09 | 759.35K shares 10-Q · filed 2023-08-09 | 759.35K shares derived: sum of 3 quarters · filed 2023-08-09 | 760.92K shares derived: sum of 4 quarters · filed 2023-08-09 |
| 2023-03-31 | 700.60K shares 10-Q · filed 2023-05-09 | 700.60K shares derived: sum of 2 quarters · filed 2023-05-09 | 702.17K shares derived: sum of 3 quarters · filed 2023-05-09 | 786.30K shares derived: sum of 4 quarters · filed 2023-05-09 |
| 2022-12-31 | 0.00 shares derived: 10-K 12 month − 10-Q 9 month · filed 2023-03-01 | 1.57K shares derived: sum of 2 quarters · filed 2023-03-01 | 85.70K shares derived: sum of 3 quarters · filed 2023-03-01 | 792.44K shares 10-K · filed 2023-03-01 |
| 2022-09-30 | 1.57K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2022-11-08 | 85.70K shares derived: sum of 2 quarters · filed 2022-11-08 | 792.44K shares 10-Q · filed 2022-11-08 | 793.85K shares derived: sum of 4 quarters · filed 2022-11-08 |
| 2022-06-30 | 84.13K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2022-08-09 | 790.87K shares 10-Q · filed 2022-08-09 | 792.28K shares derived: sum of 3 quarters · filed 2022-08-09 | 843.38K shares derived: sum of 4 quarters · filed 2022-08-09 |
| 2022-03-31 | 706.74K shares 10-Q · filed 2022-05-10 | 708.15K shares derived: sum of 2 quarters · filed 2022-05-10 | 759.25K shares derived: sum of 3 quarters · filed 2022-05-10 | 978.38K shares derived: sum of 4 quarters · filed 2022-05-10 |
| 2021-12-31 | 1.41K shares derived: 10-K 12 month − 10-Q 9 month · filed 2022-03-11 | 52.51K shares derived: sum of 2 quarters · filed 2022-03-11 | 271.64K shares derived: sum of 3 quarters · filed 2022-03-11 | 1.44M shares 10-K · filed 2022-03-11 |
| 2021-09-30 | 51.10K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2021-11-09 | 270.23K shares derived: sum of 2 quarters · filed 2021-11-09 | 1.44M shares 10-Q · filed 2021-11-09 | 1.44M shares derived: sum of 4 quarters · filed 2021-11-09 |
| 2021-06-30 | 219.13K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2021-08-09 | 1.39M shares 10-Q · filed 2021-08-09 | 1.39M shares derived: sum of 3 quarters · filed 2021-08-09 | 1.40M shares derived: sum of 4 quarters · filed 2021-08-09 |
| 2021-03-31 | 1.17M shares 10-Q · filed 2021-05-07 | 1.17M shares derived: sum of 2 quarters · filed 2021-05-07 | 1.18M shares derived: sum of 3 quarters · filed 2021-05-07 | 1.33M shares derived: sum of 4 quarters · filed 2021-05-07 |
| 2020-12-31 | 3.94K shares derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-15 | 13.79K shares derived: sum of 2 quarters · filed 2021-03-15 | 164.40K shares derived: sum of 3 quarters · filed 2021-03-15 | 1.80M shares 10-K · filed 2021-03-15 |
| 2020-09-30 | 9.85K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2020-11-06 | 160.46K shares derived: sum of 2 quarters · filed 2020-11-06 | 1.80M shares 10-Q · filed 2020-11-06 | 1.80M shares derived: sum of 4 quarters · filed 2020-11-06 |
| 2020-06-30 | 150.60K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2020-08-07 | 1.79M shares 10-Q · filed 2020-08-07 | 1.79M shares derived: sum of 3 quarters · filed 2020-08-07 | 1.82M shares derived: sum of 4 quarters · filed 2020-08-07 |
| 2020-03-31 | 1.64M shares 10-Q · filed 2020-05-11 | 1.64M shares derived: sum of 2 quarters · filed 2020-05-11 | 1.67M shares derived: sum of 3 quarters · filed 2020-05-11 | 1.77M shares derived: sum of 4 quarters · filed 2020-05-11 |
| 2019-12-31 | 1.65K shares derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-16 | 26.70K shares derived: sum of 2 quarters · filed 2020-03-16 | 133.88K shares derived: sum of 3 quarters · filed 2020-03-16 | 1.06M shares 10-K · filed 2020-03-16 |
| 2019-09-30 | 25.05K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2019-11-08 | 132.23K shares derived: sum of 2 quarters · filed 2019-11-08 | 1.06M shares 10-Q · filed 2019-11-08 | 1.07M shares derived: sum of 4 quarters · filed 2019-11-08 |
| 2019-06-30 | 107.19K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2019-08-09 | 1.03M shares 10-Q · filed 2019-08-09 | 1.04M shares derived: sum of 3 quarters · filed 2019-08-09 | 1.04M shares derived: sum of 4 quarters · filed 2019-08-09 |
| 2019-03-31 | 926.08K shares 10-Q · filed 2019-05-10 | 934.60K shares derived: sum of 2 quarters · filed 2019-05-10 | 936.50K shares derived: sum of 3 quarters · filed 2019-05-10 | 1.06M shares derived: sum of 4 quarters · filed 2019-05-10 |
| 2018-12-31 | 8.52K shares derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-15 | 10.42K shares derived: sum of 2 quarters · filed 2019-03-15 | 130.81K shares derived: sum of 3 quarters · filed 2019-03-15 | 1.10M shares 10-K · filed 2019-03-15 |
| 2018-09-30 | 1.90K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2018-11-09 | 122.29K shares derived: sum of 2 quarters · filed 2018-11-09 | 1.09M shares 10-Q · filed 2018-11-09 | 1.09M shares derived: sum of 4 quarters · filed 2018-11-09 |
| 2018-06-30 | 120.39K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2018-08-09 | 1.09M shares 10-Q · filed 2018-08-09 | 1.09M shares derived: sum of 3 quarters · filed 2018-08-09 | 1.14M shares derived: sum of 4 quarters · filed 2018-08-09 |
| 2018-03-31 | 966.03K shares 10-Q · filed 2018-05-10 | 966.03K shares derived: sum of 2 quarters · filed 2018-05-10 | 1.02M shares derived: sum of 3 quarters · filed 2018-05-10 | 1.16M shares derived: sum of 4 quarters · filed 2018-05-10 |
| 2017-12-31 | 0.00 shares derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-14 | 50.00K shares derived: sum of 2 quarters · filed 2018-03-14 | 194.59K shares derived: sum of 3 quarters · filed 2018-03-14 | 1.82M shares 10-K · filed 2018-03-14 |
| 2017-09-30 | 50.00K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2017-11-09 | 194.59K shares derived: sum of 2 quarters · filed 2017-11-09 | 1.82M shares 10-Q · filed 2017-11-09 | 1.82M shares derived: sum of 4 quarters · filed 2017-11-09 |
| 2017-06-30 | 144.59K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2017-08-09 | 1.77M shares 10-Q · filed 2017-08-09 | 1.77M shares derived: sum of 3 quarters · filed 2017-08-09 | 1.78M shares derived: sum of 4 quarters · filed 2017-08-09 |
| 2017-03-31 | 1.62M shares 10-Q · filed 2017-05-10 | 1.62M shares derived: sum of 2 quarters · filed 2017-05-10 | 1.63M shares derived: sum of 3 quarters · filed 2017-05-10 | 1.79M shares derived: sum of 4 quarters · filed 2017-05-10 |
| 2016-12-31 | 0.00 shares derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-15 | 13.75K shares derived: sum of 2 quarters · filed 2017-03-15 | 169.89K shares derived: sum of 3 quarters · filed 2017-03-15 | 2.40M shares 10-K · filed 2017-03-15 |
| 2016-09-30 | 13.75K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2016-11-09 | 169.89K shares derived: sum of 2 quarters · filed 2016-11-09 | 2.40M shares 10-Q · filed 2016-11-09 | 2.41M shares derived: sum of 4 quarters · filed 2016-11-09 |
| 2016-06-30 | 156.14K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2016-08-09 | 2.38M shares 10-Q · filed 2016-08-09 | 2.39M shares derived: sum of 3 quarters · filed 2016-08-09 | 2.40M shares derived: sum of 4 quarters · filed 2016-08-09 |
| 2016-03-31 | 2.23M shares 10-Q · filed 2016-05-10 | 2.24M shares derived: sum of 2 quarters · filed 2016-05-10 | 2.25M shares derived: sum of 3 quarters · filed 2016-05-10 | 2.59M shares derived: sum of 4 quarters · filed 2016-05-10 |
| 2015-12-31 | 11.13K shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-15 | 20.18K shares derived: sum of 2 quarters · filed 2016-03-15 | 367.11K shares derived: sum of 3 quarters · filed 2016-03-15 | 2.28M shares 10-K · filed 2016-03-15 |
| 2015-09-30 | 9.05K shares derived: 10-Q 9 month − 10-Q 6 month · filed 2015-11-13 | 355.98K shares derived: sum of 2 quarters · filed 2015-11-13 | 2.27M shares 10-Q · filed 2015-11-13 | 2.27M shares derived: sum of 4 quarters · filed 2016-03-15 |
| 2015-06-30 | 346.93K shares derived: 10-Q 6 month − 10-Q 3 month · filed 2015-08-13 | 2.26M shares 10-Q · filed 2015-08-13 | 2.26M shares derived: sum of 3 quarters · filed 2016-03-15 | 2.26M shares derived: sum of 4 quarters · filed 2016-03-15 |
| 2015-03-31 | 1.91M shares 10-Q · filed 2015-05-14 | 1.91M shares derived: sum of 2 quarters · filed 2016-03-15 | 1.91M shares derived: sum of 3 quarters · filed 2016-03-15 | |
| 2014-12-31 | 0.00 shares derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-15 | 0.00 shares derived: sum of 2 quarters · filed 2016-03-15 | 1.66M shares 10-K · filed 2016-03-15 | |
| 2014-09-30 | 0.00 shares derived: 10-Q 9 month − 10-Q 6 month · filed 2014-11-13 | 1.66M shares 10-Q · filed 2014-11-13 | ||
| 2014-06-30 | 1.66M shares 10-Q · filed 2014-08-13 | |||
| 2013-12-31 | 3.60M shares 10-K · filed 2015-03-26 |
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