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 Jul 21, 2020 involved exercising options for 5,978 shares valued at $67.7K.
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 Jul 21, 2020, when they sold 5,978 shares at $11.33 per share.
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| 4,186 |
| $11.33 |
| Discretionary |
| Jul 20, 2020 | AMPH | $88.0K | Sale | 4,186 | $21.03 | Discretionary |
| Jun 14, 2020 | AMPH | $2.5K | Payment | 128 | $19.58 | Discretionary |
| Jun 9, 2020 | AMPH | $174.9K | Option Exercise | 16,000 | $10.93 | Discretionary |
| Jun 9, 2020 | AMPH | $477.7K | Sale | 23,405 | $20.41 | Discretionary |
| Jun 4, 2020 | AMPH | $0 | Award | 3,048 | $N/A | Discretionary |
| Mar 17, 2020 | AMPH | $12.5K | Payment | 859 | $14.50 | Discretionary |
| Mar 16, 2020 | AMPH | $0 | Award | 18,726 | $N/A | Discretionary |
| Mar 16, 2020 | AMPH | $10.6K | Payment | 810 | $13.03 | Discretionary |
| Mar 15, 2020 | AMPH | $22.1K | Payment | 1,559 | $14.19 | Discretionary |
| Sep 13, 2019 | AMPH | $64.3K | Sale | 3,000 | $21.45 | Discretionary |
| Sep 6, 2019 | AMPH | $52.5K | Sale | 2,395 | $21.90 | Discretionary |
| Sep 5, 2019 | AMPH | $32.2K | Sale | 1,515 | $21.24 | Discretionary |
| Aug 13, 2019 | AMPH | $54.6K | Option Exercise | 5,000 | $10.93 | Discretionary |
| Aug 13, 2019 | AMPH | $103.7K | Sale | 5,000 | $20.73 | Discretionary |
| Aug 12, 2019 | AMPH | $54.6K | Option Exercise | 5,000 | $10.93 | Discretionary |
| Aug 12, 2019 | AMPH | $215.0K | Sale | 10,518 | $20.44 | Discretionary |
| Jun 14, 2019 | AMPH | $3.9K | Payment | 195 | $19.82 | Discretionary |
| Mar 26, 2019 | AMPH | $18.2K | Payment | 885 | $20.54 | Discretionary |
| Mar 17, 2019 | AMPH | $26.4K | Payment | 1,307 | $20.23 | Discretionary |
| Mar 16, 2019 | AMPH | $24.9K | Payment | 1,233 | $20.23 | Discretionary |
| Mar 15, 2019 | AMPH | $0 | Award | 9,886 | $N/A | Discretionary |
| Mar 15, 2019 | AMPH | $21.7K | Payment | 1,071 | $20.23 | Discretionary |
| Feb 14, 2019 | AMPH | $116.8K | Sale | 4,868 | $24.00 | Discretionary |
| Feb 14, 2019 | AMPH | $72.8K | Option Exercise | 4,868 | $14.95 | Discretionary |
| Feb 12, 2019 | AMPH | $59.8K | Option Exercise | 4,000 | $14.95 | Discretionary |
| Feb 12, 2019 | AMPH | $94.8K | Sale | 4,000 | $23.70 | Discretionary |
| Feb 5, 2019 | AMPH | $102.9K | Option Exercise | 9,817 | $10.48 | Discretionary |
| Feb 5, 2019 | AMPH | $264.2K | Sale | 11,397 | $23.18 | Discretionary |