Michael A. Zasloff serves as Executive at Amphastar Pharmaceuticals, Inc., where they oversee executive responsibilities. Since joining the company, Michael A. Zasloff has executed 45 insider transactions totaling $7.5M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 3, 2024 involved receiving (via award) 3,076 shares valued at $0.
Michael A. Zasloff currently holds 24,402 shares of Amphastar Pharmaceuticals, Inc. (AMPH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Michael A. Zasloff has been a net seller of AMPH stock. They have purchased $35.0K and sold $7.4M worth of shares.
Michael A. Zasloff's most recent insider trade was on Jun 3, 2024, when they sold 3,076 shares at $0.00 per share.
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| $47.06 |
| Discretionary |
| Mar 5, 2024 | AMPH | $147.9K | Sale | 3,111 | $47.53 | Discretionary |
| Aug 15, 2023 | AMPH | $730.1K | Sale | 12,759 | $57.22 | Discretionary |
| Jun 5, 2023 | AMPH | $0 | Award | 2,716 | $N/A | Discretionary |
| May 15, 2023 | AMPH | $316.4K | Sale | 7,500 | $42.18 | Discretionary |
| Jun 10, 2022 | AMPH | $0 | Award | 4,163 | $N/A | Discretionary |
| May 16, 2022 | AMPH | $366.5K | Sale | 10,291 | $35.61 | Discretionary |
| May 16, 2022 | AMPH | $176.1K | Option Exercise | 10,291 | $17.11 | Discretionary |
| Mar 16, 2022 | AMPH | $337.1K | Sale | 10,000 | $33.71 | Discretionary |
| Mar 16, 2022 | AMPH | $171.1K | Option Exercise | 10,000 | $17.11 | Discretionary |
| Jun 7, 2021 | AMPH | $0 | Award | 6,019 | $N/A | Discretionary |
| May 13, 2021 | AMPH | $499.5K | Sale | 25,827 | $19.34 | Discretionary |
| May 13, 2021 | AMPH | $424.3K | Option Exercise | 25,827 | $16.43 | Discretionary |
| Jun 8, 2020 | AMPH | $0 | Award | 5,851 | $N/A | Discretionary |
| May 15, 2020 | AMPH | $346.8K | Option Exercise | 22,950 | $15.11 | Discretionary |
| May 15, 2020 | AMPH | $413.8K | Sale | 22,950 | $18.03 | Discretionary |
| May 14, 2020 | AMPH | $224.1K | Option Exercise | 14,832 | $15.11 | Discretionary |
| May 14, 2020 | AMPH | $267.0K | Sale | 14,832 | $18.00 | Discretionary |
| May 12, 2020 | AMPH | $190.0K | Sale | 10,000 | $19.00 | Discretionary |
| May 12, 2020 | AMPH | $151.1K | Option Exercise | 10,000 | $15.11 | Discretionary |
| Jun 12, 2019 | AMPH | $0 | Award | 5,491 | $N/A | Discretionary |
| Nov 14, 2018 | AMPH | $597.0K | Sale | 29,278 | $20.39 | Discretionary |
| Nov 14, 2018 | AMPH | $429.2K | Option Exercise | 29,278 | $14.66 | Discretionary |
| Jun 12, 2018 | AMPH | $247.8K | Sale | 15,000 | $16.52 | Discretionary |
| Jun 7, 2018 | AMPH | $0 | Award | 6,590 | $N/A | Discretionary |
| Oct 2, 2017 | AMPH | $1.2M | Sale | 63,624 | $18.18 | Discretionary |
| Oct 2, 2017 | AMPH | $685.2K | Option Exercise | 63,624 | $10.77 | Discretionary |
| Jun 8, 2017 | AMPH | $0 | Award | 5,844 | $N/A | Discretionary |
| Jun 1, 2017 | AMPH | $255.2K | Sale | 15,000 | $17.01 | Discretionary |