Open Market Insider Transactions by Quarter at Amphastar Pharmaceuticals, Inc. (AMPH)
This page shows insider transactions made on AMPH shares by quarter that have been filtered to include only transactions with the codes "P" and "S". These codes refer to open market or private purchases and sales, respectively. If you would like to learn more about these codes and how they relate to Form 4 transactions, you can read more about them here.
Shares Bought
Shares Sold
AMPH Insider transactions
| Quarter | Buy / Adquisition | Sell / Disposition | Net Activity | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Traded Shares | Avg. Price /p share | Transactions | Insiders | Traded Shares | Avg. Price /p share | Transactions | Insiders | |||
| Q4 2024 | — | 49.5K | $47.89 $2.37 Million | 7 | 4 | (49.5K) | ||||
| Q3 2024 | — | 37.4K | $46.08 $1.72 Million | 5 | 4 | (37.4K) | ||||
| Q2 2024 | — | 8.1K | $41.88 $339,073 | 6 | 2 | (8.1K) | ||||
| Q1 2024 | — | 383K | $54.9 $21 Million | 25 | 4 | (383K) | ||||
| Q4 2023 | — | 81.7K | $54.62 $4.46 Million | 12 | 5 | (81.7K) | ||||
| Q3 2023 | — | 108K | $54.04 $5.86 Million | 6 | 4 | (108K) | ||||
| Q2 2023 | — | 161K | $44.37 $7.15 Million | 22 | 8 | (161K) | ||||
| Q1 2023 | — | 25.3K | $34.08 $860,628 | 7 | 2 | (25.3K) | ||||
| Q4 2022 | — | 1.5K | $29.95 $44,924 | 3 | 1 | (1.5K) | ||||
| Q3 2022 | — | 35.2K | $36.22 $1.28 Million | 11 | 4 | (35.2K) | ||||
| Q2 2022 | — | 309K | $35.44 $10.9 Million | 23 | 6 | (309K) | ||||
| Q1 2022 | — | 215K | $28.13 $6.05 Million | 20 | 5 | (215K) | ||||
| Q4 2021 | — | 49.1K | $22.04 $1.08 Million | 8 | 4 | (49.1K) | ||||
| Q3 2021 | — | 77.4K | $20.51 $1.59 Million | 7 | 3 | (77.4K) | ||||
| Q2 2021 | — | 188K | $19.32 $3.62 Million | 18 | 7 | (188K) | ||||
| Q1 2021 | — | 211K | $18.72 $3.96 Million | 16 | 3 | (211K) | ||||
| Q4 2020 | — | 1.5K | $18.87 $28,300 | 3 | 1 | (1.5K) | ||||