Amphastar Pharmaceuticals, Inc. Increase (Decrease) in Inventories
Amphastar Pharmaceuticals, Inc. (AMPH) reported Increase (Decrease) in Inventories of $3.63 million for the 6-month period ending 2026-06-30, per its 10-Q filed 2026-08-06.
Financial Statements › Cash Flow › Operating Activities
us-gaap:IncreaseDecreaseInInventories · last filed 2026-08-06
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for the quarter ending 2026-06-30 was $9.88M, a 104.92% increase year-over-year.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for the quarter ending 2026-03-31 was -$6.25M, a 120.08% decline year-over-year.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for the quarter ending 2025-12-31 was -$9.01M, a 136.82% decline year-over-year.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for the quarter ending 2025-09-30 was -$5.86M, a 180.18% decline year-over-year.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for fiscal 2025 was $21.06M, a 56.84% decline from fiscal 2024.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for fiscal 2024 was $48.80M, a 2730.45% increase from fiscal 2023.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for fiscal 2023 was $1.72M, a 85.32% decline from fiscal 2022.
- Amphastar Pharmaceuticals, Inc. increase (decrease) in inventories for fiscal 2022 was $11.75M.
| Period end | Increase (Decrease) in Inventories 3 month | Increase (Decrease) in Inventories 6 month | Increase (Decrease) in Inventories 9 month | Increase (Decrease) in Inventories 12 month |
|---|---|---|---|---|
| 2026-06-30 | $9.88M derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | $3.63M 10-Q · filed 2026-08-06 | -$5.38M derived: sum of 3 quarters · filed 2026-08-06 | -$11.24M derived: sum of 4 quarters · filed 2026-08-06 |
| 2026-03-31 | -$6.25M 10-Q · filed 2026-05-07 | -$15.26M derived: sum of 2 quarters · filed 2026-05-07 | -$21.12M derived: sum of 3 quarters · filed 2026-05-07 | -$16.30M derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-12-31 | -$9.01M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | -$14.87M derived: sum of 2 quarters · filed 2026-02-26 | -$10.05M derived: sum of 3 quarters · filed 2026-08-06 | $21.06M 10-K · filed 2026-02-26 |
| 2025-09-30 | -$5.86M derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-06 | -$1.04M derived: sum of 2 quarters · filed 2026-08-06 | $30.07M 10-Q · filed 2025-11-06 | $54.54M derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-06-30 | $4.82M derived: 10-Q 6 month − 10-Q 3 month · filed 2026-08-06 | $35.93M 10-Q · filed 2026-08-06 | $60.40M derived: sum of 3 quarters · filed 2026-08-06 | $67.71M derived: sum of 4 quarters · filed 2026-08-06 |
| 2025-03-31 | $31.11M 10-Q · filed 2026-05-07 | $55.58M derived: sum of 2 quarters · filed 2026-05-07 | $62.89M derived: sum of 3 quarters · filed 2026-05-07 | $69.91M derived: sum of 4 quarters · filed 2026-05-07 |
| 2024-12-31 | $24.47M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $31.78M derived: sum of 2 quarters · filed 2026-02-26 | $38.80M derived: sum of 3 quarters · filed 2026-02-26 | $48.80M 10-K · filed 2026-02-26 |
| 2024-09-30 | $7.31M derived: 10-Q 9 month − 10-Q 6 month · filed 2025-11-06 | $14.33M derived: sum of 2 quarters · filed 2025-11-06 | $24.33M 10-Q · filed 2025-11-06 | $19.52M derived: sum of 4 quarters · filed 2026-02-26 |
| 2024-06-30 | $7.03M derived: 10-Q 6 month − 10-Q 3 month · filed 2025-08-07 | $17.02M 10-Q · filed 2025-08-07 | $12.21M derived: sum of 3 quarters · filed 2026-02-26 | $17.98M derived: sum of 4 quarters · filed 2026-02-26 |
| 2024-03-31 | $9.99M 10-Q · filed 2025-05-08 | $5.18M derived: sum of 2 quarters · filed 2026-02-26 | $10.95M derived: sum of 3 quarters · filed 2026-02-26 | $11.99M derived: sum of 4 quarters · filed 2026-02-26 |
| 2023-12-31 | -$4.81M derived: 10-K 12 month − 10-Q 9 month · filed 2026-02-26 | $957.00K derived: sum of 2 quarters · filed 2026-02-26 | $1.99M derived: sum of 3 quarters · filed 2026-02-26 | $1.72M 10-K · filed 2026-02-26 |
| 2023-09-30 | $5.77M derived: 10-Q 9 month − 10-Q 6 month · filed 2024-11-07 | $6.80M derived: sum of 2 quarters · filed 2024-11-07 | $6.54M 10-Q · filed 2024-11-07 | $5.36M derived: sum of 4 quarters · filed 2025-03-03 |
| 2023-06-30 | $1.03M derived: 10-Q 6 month − 10-Q 3 month · filed 2024-08-09 | $767.00K 10-Q · filed 2024-08-09 | -$409.00K derived: sum of 3 quarters · filed 2025-03-03 | $5.09M derived: sum of 4 quarters · filed 2025-03-03 |
| 2023-03-31 | -$268.00K 10-Q · filed 2024-05-10 | -$1.44M derived: sum of 2 quarters · filed 2025-03-03 | $4.06M derived: sum of 3 quarters · filed 2025-03-03 | $8.79M derived: sum of 4 quarters · filed 2025-03-03 |
| 2022-12-31 | -$1.18M derived: 10-K 12 month − 10-Q 9 month · filed 2025-03-03 | $4.32M derived: sum of 2 quarters · filed 2025-03-03 | $9.06M derived: sum of 3 quarters · filed 2025-03-03 | $11.75M 10-K · filed 2025-03-03 |
| 2022-09-30 | $5.50M derived: 10-Q 9 month − 10-Q 6 month · filed 2023-11-08 | $10.23M derived: sum of 2 quarters · filed 2023-11-08 | $12.92M 10-Q · filed 2023-11-08 | $5.90M derived: sum of 4 quarters · filed 2024-02-29 |
| 2022-06-30 | $4.74M derived: 10-Q 6 month − 10-Q 3 month · filed 2023-08-09 | $7.42M 10-Q · filed 2023-08-09 | $396.00K derived: sum of 3 quarters · filed 2024-02-29 | $4.50M derived: sum of 4 quarters · filed 2024-02-29 |
| 2022-03-31 | $2.69M 10-Q · filed 2023-05-09 | -$4.34M derived: sum of 2 quarters · filed 2024-02-29 | -$230.00K derived: sum of 3 quarters · filed 2024-02-29 | $285.00K derived: sum of 4 quarters · filed 2024-02-29 |
| 2021-12-31 | -$7.03M derived: 10-K 12 month − 10-Q 9 month · filed 2024-02-29 | -$2.92M derived: sum of 2 quarters · filed 2024-02-29 | -$2.40M derived: sum of 3 quarters · filed 2024-02-29 | -$1.26M 10-K · filed 2024-02-29 |
| 2021-09-30 | $4.11M derived: 10-Q 9 month − 10-Q 6 month · filed 2022-11-08 | $4.62M derived: sum of 2 quarters · filed 2022-11-08 | $5.77M 10-Q · filed 2022-11-08 | -$7.18M derived: sum of 4 quarters · filed 2023-03-01 |
| 2021-06-30 | $515.00K derived: 10-Q 6 month − 10-Q 3 month · filed 2022-08-09 | $1.66M 10-Q · filed 2022-08-09 | -$11.29M derived: sum of 3 quarters · filed 2023-03-01 | -$7.88M derived: sum of 4 quarters · filed 2023-03-01 |
| 2021-03-31 | $1.14M 10-Q · filed 2022-05-10 | -$11.80M derived: sum of 2 quarters · filed 2023-03-01 | -$8.39M derived: sum of 3 quarters · filed 2023-03-01 | -$11.91M derived: sum of 4 quarters · filed 2023-03-01 |
| 2020-12-31 | -$12.95M derived: 10-K 12 month − 10-Q 9 month · filed 2023-03-01 | -$9.54M derived: sum of 2 quarters · filed 2023-03-01 | -$13.06M derived: sum of 3 quarters · filed 2023-03-01 | -$15.30M 10-K · filed 2023-03-01 |
| 2020-09-30 | $3.41M derived: 10-Q 9 month − 10-Q 6 month · filed 2021-11-09 | -$110.00K derived: sum of 2 quarters · filed 2021-11-09 | -$2.35M 10-Q · filed 2021-11-09 | -$2.39M derived: sum of 4 quarters · filed 2022-03-11 |
| 2020-06-30 | -$3.52M derived: 10-Q 6 month − 10-Q 3 month · filed 2021-08-09 | -$5.76M 10-Q · filed 2021-08-09 | -$5.80M derived: sum of 3 quarters · filed 2022-03-11 | $5.33M derived: sum of 4 quarters · filed 2022-03-11 |
| 2020-03-31 | -$2.24M 10-Q · filed 2021-05-07 | -$2.28M derived: sum of 2 quarters · filed 2022-03-11 | $8.85M derived: sum of 3 quarters · filed 2022-03-11 | $29.36M derived: sum of 4 quarters · filed 2022-03-11 |
| 2019-12-31 | -$43.00K derived: 10-K 12 month − 10-Q 9 month · filed 2022-03-11 | $11.09M derived: sum of 2 quarters · filed 2022-03-11 | $31.60M derived: sum of 3 quarters · filed 2022-03-11 | $41.10M 10-K · filed 2022-03-11 |
| 2019-09-30 | $11.13M derived: 10-Q 9 month − 10-Q 6 month · filed 2020-11-06 | $31.64M derived: sum of 2 quarters · filed 2020-11-06 | $41.15M 10-Q · filed 2020-11-06 | $45.25M derived: sum of 4 quarters · filed 2021-03-15 |
| 2019-06-30 | $20.50M derived: 10-Q 6 month − 10-Q 3 month · filed 2020-08-07 | $30.01M 10-Q · filed 2020-08-07 | $34.11M derived: sum of 3 quarters · filed 2021-03-15 | $37.62M derived: sum of 4 quarters · filed 2021-03-15 |
| 2019-03-31 | $9.51M 10-Q · filed 2020-05-11 | $13.61M derived: sum of 2 quarters · filed 2021-03-15 | $17.12M derived: sum of 3 quarters · filed 2021-03-15 | $16.93M derived: sum of 4 quarters · filed 2021-03-15 |
| 2018-12-31 | $4.10M derived: 10-K 12 month − 10-Q 9 month · filed 2021-03-15 | $7.61M derived: sum of 2 quarters · filed 2021-03-15 | $7.42M derived: sum of 3 quarters · filed 2021-03-15 | $5.98M 10-K · filed 2021-03-15 |
| 2018-09-30 | $3.51M derived: 10-Q 9 month − 10-Q 6 month · filed 2019-11-08 | $3.33M derived: sum of 2 quarters · filed 2019-11-08 | $1.88M 10-Q · filed 2019-11-08 | -$4.38M derived: sum of 4 quarters · filed 2020-03-16 |
| 2018-06-30 | -$184.00K derived: 10-Q 6 month − 10-Q 3 month · filed 2019-08-09 | -$1.63M 10-Q · filed 2019-08-09 | -$7.89M derived: sum of 3 quarters · filed 2020-03-16 | -$13.31M derived: sum of 4 quarters · filed 2020-03-16 |
| 2018-03-31 | -$1.44M 10-Q · filed 2019-05-10 | -$7.71M derived: sum of 2 quarters · filed 2020-03-16 | -$13.13M derived: sum of 3 quarters · filed 2020-03-16 | -$18.20M derived: sum of 4 quarters · filed 2020-03-16 |
| 2017-12-31 | -$6.27M derived: 10-K 12 month − 10-Q 9 month · filed 2020-03-16 | -$11.69M derived: sum of 2 quarters · filed 2020-03-16 | -$16.76M derived: sum of 3 quarters · filed 2020-03-16 | -$18.65M 10-K · filed 2020-03-16 |
| 2017-09-30 | -$5.42M derived: 10-Q 9 month − 10-Q 6 month · filed 2018-11-09 | -$10.49M derived: sum of 2 quarters · filed 2018-11-09 | -$12.38M 10-Q · filed 2018-11-09 | -$22.14M derived: sum of 4 quarters · filed 2019-03-15 |
| 2017-06-30 | -$5.07M derived: 10-Q 6 month − 10-Q 3 month · filed 2018-08-09 | -$6.96M 10-Q · filed 2018-08-09 | -$16.73M derived: sum of 3 quarters · filed 2019-03-15 | -$14.60M derived: sum of 4 quarters · filed 2019-03-15 |
| 2017-03-31 | -$1.89M 10-Q · filed 2018-05-10 | -$11.65M derived: sum of 2 quarters · filed 2019-03-15 | -$9.53M derived: sum of 3 quarters · filed 2019-03-15 | -$2.95M derived: sum of 4 quarters · filed 2019-03-15 |
| 2016-12-31 | -$9.76M derived: 10-K 12 month − 10-Q 9 month · filed 2019-03-15 | -$7.64M derived: sum of 2 quarters · filed 2019-03-15 | -$1.06M derived: sum of 3 quarters · filed 2019-03-15 | $9.71M 10-K · filed 2019-03-15 |
| 2016-09-30 | $2.13M derived: 10-Q 9 month − 10-Q 6 month · filed 2017-11-09 | $8.70M derived: sum of 2 quarters · filed 2017-11-09 | $19.48M 10-Q · filed 2017-11-09 | $18.25M derived: sum of 4 quarters · filed 2018-03-14 |
| 2016-06-30 | $6.58M derived: 10-Q 6 month − 10-Q 3 month · filed 2017-08-09 | $17.35M 10-Q · filed 2017-08-09 | $16.13M derived: sum of 3 quarters · filed 2018-03-14 | $8.14M derived: sum of 4 quarters · filed 2018-03-14 |
| 2016-03-31 | $10.77M 10-Q · filed 2017-05-10 | $9.55M derived: sum of 2 quarters · filed 2018-03-14 | $1.56M derived: sum of 3 quarters · filed 2018-03-14 | -$3.49M derived: sum of 4 quarters · filed 2018-03-14 |
| 2015-12-31 | -$1.23M derived: 10-K 12 month − 10-Q 9 month · filed 2018-03-14 | -$9.21M derived: sum of 2 quarters · filed 2018-03-14 | -$14.26M derived: sum of 3 quarters · filed 2018-03-14 | -$9.78M 10-K · filed 2018-03-14 |
| 2015-09-30 | -$7.99M derived: 10-Q 9 month − 10-Q 6 month · filed 2016-11-09 | -$13.04M derived: sum of 2 quarters · filed 2016-11-09 | -$8.55M 10-Q · filed 2016-11-09 | -$13.51M derived: sum of 4 quarters · filed 2017-03-15 |
| 2015-06-30 | -$5.05M derived: 10-Q 6 month − 10-Q 3 month · filed 2016-08-09 | -$564.00K 10-Q · filed 2016-08-09 | -$5.52M derived: sum of 3 quarters · filed 2017-03-15 | -$21.92M derived: sum of 4 quarters · filed 2017-03-15 |
| 2015-03-31 | $4.49M 10-Q · filed 2016-05-10 | -$470.00K derived: sum of 2 quarters · filed 2017-03-15 | -$16.87M derived: sum of 3 quarters · filed 2017-03-15 | -$11.21M derived: sum of 4 quarters · filed 2017-03-15 |
| 2014-12-31 | -$4.96M derived: 10-K 12 month − 10-Q 9 month · filed 2017-03-15 | -$21.35M derived: sum of 2 quarters · filed 2017-03-15 | -$15.70M derived: sum of 3 quarters · filed 2017-03-15 | -$6.57M 10-K · filed 2017-03-15 |
| 2014-09-30 | -$16.40M derived: 10-Q 9 month − 10-Q 6 month · filed 2015-11-13 | -$10.74M derived: sum of 2 quarters · filed 2015-11-13 | -$1.61M 10-Q · filed 2015-11-13 | $8.23M derived: sum of 4 quarters · filed 2016-03-15 |
| 2014-06-30 | $5.66M derived: 10-Q 6 month − 10-Q 3 month · filed 2015-08-13 | $14.79M 10-Q · filed 2015-08-13 | $24.63M derived: sum of 3 quarters · filed 2016-03-15 | $30.07M derived: sum of 4 quarters · filed 2016-03-15 |
| 2014-03-31 | $9.13M 10-Q · filed 2015-05-14 | $18.98M derived: sum of 2 quarters · filed 2016-03-15 | $24.41M derived: sum of 3 quarters · filed 2016-03-15 | |
| 2013-12-31 | $9.84M derived: 10-K 12 month − 10-Q 9 month · filed 2016-03-15 | $15.28M derived: sum of 2 quarters · filed 2016-03-15 | $18.54M 10-K · filed 2016-03-15 | |
| 2013-09-30 | $5.44M derived: 10-Q 9 month − 10-Q 6 month · filed 2014-11-13 | $8.69M 10-Q · filed 2014-11-13 | ||
| 2013-06-30 | $3.26M 10-Q · filed 2014-08-13 | |||
| 2012-12-31 | $25.22M 10-K · filed 2015-03-26 |
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