Yakob Liawatidewi serves as Executive at Amphastar Pharmaceuticals, Inc., where they oversee executive responsibilities. Since joining the company, Yakob Liawatidewi has executed 99 insider transactions totaling $6.9M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 4, 2024 involved selling 272 shares valued at $11.5K.
Yakob Liawatidewi currently holds 74,938 shares of Amphastar Pharmaceuticals, Inc. (AMPH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Yakob Liawatidewi has been a net seller of AMPH stock. They have purchased $0 and sold $6.9M worth of shares.
Yakob Liawatidewi's most recent insider trade was on Jun 4, 2024, when they sold 272 shares at $42.22 per share.
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| $43.05 |
| Discretionary |
| Mar 16, 2024 | AMPH | $71.9K | Payment | 1,671 | $43.05 | Discretionary |
| Mar 15, 2024 | AMPH | $44.2K | Payment | 1,027 | $43.05 | Discretionary |
| Mar 6, 2024 | AMPH | $56.5K | Payment | 1,221 | $46.31 | Discretionary |
| Mar 4, 2024 | AMPH | $0 | Award | 10,754 | $N/A | Discretionary |
| Aug 28, 2023 | AMPH | $111.2K | Option Exercise | 5,497 | $20.23 | Discretionary |
| Aug 28, 2023 | AMPH | $260.6K | Option Exercise | 20,000 | $13.03 | Discretionary |
| Aug 28, 2023 | AMPH | $1.5M | Sale | 28,816 | $53.13 | Discretionary |
| Aug 28, 2023 | AMPH | $56.3K | Option Exercise | 3,319 | $16.96 | Discretionary |
| Jun 4, 2023 | AMPH | $17.7K | Payment | 378 | $46.70 | Discretionary |
| Apr 13, 2023 | AMPH | $232.5K | Option Exercise | 11,494 | $20.23 | Planned |
| Apr 13, 2023 | AMPH | $205.0K | Sale | 5,000 | $41.00 | Planned |
| Apr 13, 2023 | AMPH | $272.7K | Sale | 6,494 | $42.00 | Planned |
| Apr 10, 2023 | AMPH | $101.2K | Option Exercise | 5,000 | $20.23 | Discretionary |
| Apr 10, 2023 | AMPH | $200.0K | Sale | 5,000 | $40.00 | Discretionary |
| Mar 17, 2023 | AMPH | $60.7K | Payment | 1,673 | $36.29 | Discretionary |
| Mar 16, 2023 | AMPH | $60.9K | Payment | 1,620 | $37.60 | Discretionary |
| Mar 15, 2023 | AMPH | $68.2K | Payment | 1,851 | $36.84 | Discretionary |
| Mar 6, 2023 | AMPH | $0 | Award | 12,752 | $N/A | Discretionary |
| Aug 9, 2022 | AMPH | $60.5K | Option Exercise | 3,055 | $19.79 | Discretionary |
| Aug 9, 2022 | AMPH | $119.1K | Sale | 3,055 | $39.00 | Discretionary |
| Aug 8, 2022 | AMPH | $99.0K | Option Exercise | 5,000 | $19.79 | Discretionary |
| Aug 8, 2022 | AMPH | $190.0K | Sale | 5,000 | $38.00 | Discretionary |
| Jul 15, 2022 | AMPH | $125.0K | Sale | 3,478 | $35.94 | Discretionary |
| Jul 15, 2022 | AMPH | $272.1K | Sale | 7,359 | $36.97 | Discretionary |
| Jul 15, 2022 | AMPH | $214.5K | Option Exercise | 10,837 | $19.79 | Discretionary |
| Jun 14, 2022 | AMPH | $4.0K | Payment | 128 | $31.02 | Discretionary |
| Jun 4, 2022 | AMPH | $10.0K | Payment | 264 | $37.77 | Discretionary |
| Mar 17, 2022 | AMPH | $57.2K | Payment | 1,673 | $34.18 | Discretionary |