2021-02-18 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.58 | $7,562 | +6.76% | |
2021-02-17 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.67 | $257,723 | +4.65% | |
2021-02-16 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.51 | $301,031 | +6.25% | |
2021-02-12 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.94 | $251,522 | +3.44% | |
2021-02-11 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $19.06 | $377,884 | +2.04% | |
2021-02-10 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.76 | $295,344 | +3.66% | |
2021-02-09 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.93 | $225,776 | +2.91% | |
2021-02-08 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.89 | $254,049 | +3.18% | |
2021-02-05 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.94 | $293,721 | +1.94% | |
2021-02-04 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.89 | $483,020 | +2.32% | |
2021-02-03 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.36 | $598,646 | +5.48% | |
2021-02-02 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.66 | $515,642 | +4.36% | |
2021-02-01 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $18.29 | $882,240 | +4.98% | |
2019-09-11 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $20.82 | $12.49M | -12.23% | |
2018-12-14 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $20.48 | $1.78M | +1.53% | |
2018-12-13 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $20.99 | $1.25M | -1.34% | |
2018-12-12 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $21.21 | $1.59M | -2.25% | |
2018-12-11 | Sale | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $21.47 | $2.87M | -2.87% | |
2018-05-16 | Purchase | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $16.06 | $481,707 | +22.75% | |
2018-05-15 | Purchase | Amphastar Pharmaceuticals, Inc. AMPH | CEO & Chief Scientific Officer | | $16.08 | $803,940 | +25.95% | |