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| SEC Filing | Insider | Company | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Return |
|---|---|---|---|---|---|---|---|---|---|
| 02-Apr-24 9:31 PM View:  | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 01-Apr-24 | Private Sale (Planned) | 500 | $43.43 | $21,714.20 | (< 1%) 79.83K to 79.33K | |
| 19-Mar-24 5:10 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 17-Mar-24 | Payment of Exercise | 4,255 | $43.05 | $183,178.00 | (4%) 101.91K to 97.66K | |
| 19-Mar-24 5:17 PM View: | Liawatidewi Yakob EVP Corp Admin Center Director | Amphastar Pharmaceuticals, ... (AMPH) | 17-Mar-24 | Payment of Exercise | 1,726 | $43.05 | $74,304.30 | (2%) 78.96K to 77.24K | |
| 19-Mar-24 5:15 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 17-Mar-24 | Payment of Exercise | 1,961 | $43.05 | $84,421.00 | (< 1%) 344.62K to 342.66K | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 17-Mar-24 | Payment of Exercise | 15,768 | $43.05 | $678,812.00 | (< 1%) 10.51M to 10.5M | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 17-Mar-24 | Payment of Exercise | 7,052 | $43.05 | $303,589.00 | (< 1%) 10.5M to 10.49M | |
| 19-Mar-24 5:10 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 16-Mar-24 | Payment of Exercise | 5,105 | $43.05 | $219,770.00 | (5%) 107.02K to 101.91K | |
| 19-Mar-24 5:17 PM View: | Liawatidewi Yakob EVP Corp Admin Center Director | Amphastar Pharmaceuticals, ... (AMPH) | 16-Mar-24 | Payment of Exercise | 1,671 | $43.05 | $71,936.50 | (2%) 80.63K to 78.96K | |
| 19-Mar-24 5:15 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 16-Mar-24 | Payment of Exercise | 2,355 | $43.05 | $101,383.00 | (< 1%) 346.98K to 344.62K | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Payment of Exercise | 202,658 | $43.05 | $8,724,430.00 | (2%) 10.72M to 10.51M | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Option Exercise | 722,046 | $12.46 | $8,996,690.00 | 7% 10.09M to 10.81M | |
| 19-Mar-24 5:10 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Payment of Exercise | 2,285 | $43.05 | $98,369.20 | (2%) 109.3K to 107.02K | |
| 19-Mar-24 5:17 PM View: | Liawatidewi Yakob EVP Corp Admin Center Director | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Payment of Exercise | 1,027 | $43.05 | $44,212.30 | (1%) 81.66K to 80.63K | |
| 19-Mar-24 5:15 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Payment of Exercise | 1,219 | $43.05 | $52,477.90 | (< 1%) 348.2K to 346.98K | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Option Exercise | 310,930 | $12.46 | $3,874,190.00 | 3% 10.81M to 11.13M | |
| 19-Mar-24 6:55 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 15-Mar-24 | Payment of Exercise | 408,721 | $43.05 | $17,595,400.00 | (4%) 11.13M to 10.72M | |
| 08-Mar-24 4:52 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Sale (Planned) | 9,310 | $46.48 | $432,689.00 | (8%) 118.61K to 109.3K | |
| 08-Mar-24 4:49 PM View: | Liawatidewi Yakob EVP Corp Admin Center Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Payment of Exercise | 1,221 | $46.31 | $56,544.50 | (1%) 82.88K to 81.66K | |
| 08-Mar-24 4:32 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Payment of Exercise | 7,031 | $46.31 | $325,606.00 | (< 1%) 10.1M to 10.1M | |
| 08-Mar-24 4:47 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Payment of Exercise | 1,390 | $46.31 | $64,370.90 | (< 1%) 229.61K to 228.22K | |
| 08-Mar-24 4:52 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Option Exercise | 8,826 | $11.33 | $99,998.60 | 7% 120.8K to 129.63K | |
| 08-Mar-24 4:32 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Payment of Exercise | 2,990 | $46.31 | $138,467.00 | (< 1%) 10.1M to 10.09M | |
| 08-Mar-24 4:52 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Planned Option Sale | 8,826 | $46.48 | $410,194.00 | (7%) 127.44K to 118.61K | |
| 08-Mar-24 4:52 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Mar-24 | Payment of Exercise | 2,190 | $46.31 | $101,419.00 | (2%) 129.63K to 127.44K | |
| 06-Mar-24 10:00 PM View: | Zasloff Michael A Director | Amphastar Pharmaceuticals, ... (AMPH) | 05-Mar-24 | Private Sale | 12,500 | $47.18 | $589,724.00 | (37%) 33.83K to 21.33K | |
| 06-Mar-24 10:00 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 04-Mar-24 | Grant | 64,310 | -- | -- | < 1% 10.01M to 10.08M | |
| 06-Mar-24 10:00 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 04-Mar-24 | Grant | 19,440 | -- | -- | 19% 101.36K to 120.8K | |
| 06-Mar-24 10:00 PM View: | Liawatidewi Yakob EVP Corp Admin Center Director | Amphastar Pharmaceuticals, ... (AMPH) | 04-Mar-24 | Grant | 10,754 | -- | -- | 15% 72.13K to 82.88K | |
| 06-Mar-24 10:00 PM View: | Zhang Jack Y. CEO & Chief Scientific Officer Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 04-Mar-24 | Grant | 27,110 | -- | -- | < 1% 10.08M to 10.1M | |
| 06-Mar-24 10:00 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 04-Mar-24 | Grant | 12,521 | -- | -- | 6% 217.09K to 229.61K | |
| 04-Mar-24 8:35 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 01-Mar-24 | Private Sale (Planned) | 500 | $45.69 | $22,847.30 | (< 1%) 80.33K to 79.83K | |
| 02-Feb-24 7:37 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 01-Feb-24 | Private Sale (Planned) | 500 | $53.10 | $26,548.40 | (< 1%) 80.83K to 80.33K | |
| 11-Jan-24 4:37 PM View: | Luo Mary Z. COO,Chief Scientist & Chairman Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 10-Jan-24 | Private Sale (Planned) | 131,386 | $54.59 | $7,171,770.00 | (1%) 10.15M to 10.02M | |
| 10-Jan-24 6:27 PM View: | Luo Mary Z. COO,Chief Scientist & Chairman Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 09-Jan-24 | Sale (Planned) | 86,156 | $57.14 | $4,923,230.00 | (< 1%) 10.23M to 10.15M | |
| 10-Jan-24 6:27 PM View: | Luo Mary Z. COO,Chief Scientist & Chairman Director 10% Owner | Amphastar Pharmaceuticals, ... (AMPH) | 08-Jan-24 | Private Sale (Planned) | 133,644 | $58.93 | $7,875,480.00 | (1%) 10.37M to 10.23M | |
| 03-Jan-24 7:25 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 02-Jan-24 | Private Sale (Planned) | 500 | $61.37 | $30,682.90 | (< 1%) 81.33K to 80.83K | |
| 05-Dec-23 6:25 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 04-Dec-23 | Option Sale | 3,514 | $59.58 | $209,364.00 | (2%) 220.6K to 217.09K | |
| 05-Dec-23 6:25 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 04-Dec-23 | Option Exercise | 3,514 | $16.19 | $56,891.70 | 2% 217.09K to 220.6K | |
| 04-Dec-23 8:49 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 01-Dec-23 | Private Sale (Planned) | 500 | $57.90 | $28,952.20 | (< 1%) 81.83K to 81.33K | |
| 05-Dec-23 6:25 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 01-Dec-23 | Option Sale | 4,316 | $58.58 | $252,831.00 | (2%) 221.4K to 217.09K | |
| 05-Dec-23 6:25 PM View: | Zhou Rong Senior EVP, Production Center | Amphastar Pharmaceuticals, ... (AMPH) | 01-Dec-23 | Option Exercise | 4,316 | $14.40 | $62,150.40 | 2% 217.09K to 221.4K | |
| 20-Nov-23 10:00 PM View: | Prins Richard K Director | Amphastar Pharmaceuticals, ... (AMPH) | 17-Nov-23 | Sale | 4,000 | $55.86 | $223,446.00 | (11%) 34.9K to 30.89K | |
| 20-Nov-23 10:00 PM View: | Prins Richard K Director | Amphastar Pharmaceuticals, ... (AMPH) | 17-Nov-23 | Gift | 1,000 | -- | -- | (3%) 35.9K to 34.9K | |
| 15-Nov-23 4:30 PM View: | Deflin Gayle Director | Amphastar Pharmaceuticals, ... (AMPH) | 14-Nov-23 | Private Sale | 4,163 | $55.45 | $230,838.00 | (61%) 6.88K to 2.72K | |
| 16-Nov-23 4:05 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 14-Nov-23 | Planned Option Sale | 59,250 | $55.67 | $3,298,470.00 | (37%) 160.61K to 101.36K | |
| 16-Nov-23 4:05 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 14-Nov-23 | Option Exercise | 59,250 | $15.61 | $925,028.00 | 58% 101.36K to 160.61K | |
| 15-Nov-23 4:31 PM View: | Prins Richard K Director | Amphastar Pharmaceuticals, ... (AMPH) | 13-Nov-23 | Private Sale | 5,000 | $52.50 | $262,500.00 | (12%) 40.9K to 35.9K | |
| 02-Nov-23 8:37 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 01-Nov-23 | Private Sale (Planned) | 500 | $45.30 | $22,651.10 | (< 1%) 82.33K to 81.83K | |
| 03-Oct-23 10:00 PM View: | Petersen Floyd F. Director | Amphastar Pharmaceuticals, ... (AMPH) | 02-Oct-23 | Private Sale (Planned) | 500 | $45.78 | $22,889.50 | (< 1%) 82.83K to 82.33K | |
| 08-Sep-23 4:08 PM View: | Peters William J CFO, EVP & Treasurer Director | Amphastar Pharmaceuticals, ... (AMPH) | 06-Sep-23 | Planned Option Sale | 56,500 | $51.75 | $2,923,640.00 | (35%) 162.1K to 105.6K |
