S |
2020-02-14 06:03:17.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
26.2% |
view |
B |
2020-02-11 16:44:13.0 |
Amphastar Pharmaceuticals |
AMPH |
VANGUARD GROUP INC |
5.03% |
view |
B |
2020-02-04 11:53:26.0 |
Amphastar Pharmaceuticals |
AMPH |
BlackRock Inc |
13.1% |
view |
B |
2019-02-13 16:05:36.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
27.3% |
view |
B |
2019-01-24 13:46:29.0 |
Amphastar Pharmaceuticals |
AMPH |
BlackRock Inc |
12.9% |
view |
B |
2018-02-09 16:15:46.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
26.7% |
view |
B |
2018-01-19 13:57:27.0 |
Amphastar Pharmaceuticals |
AMPH |
BlackRock Inc |
12.0% |
view |
B |
2017-02-10 18:29:02.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
25.9% |
view |
B |
2017-01-09 14:02:54.0 |
Amphastar Pharmaceuticals |
AMPH |
BlackRock Inc |
11.0% |
view |
S |
2016-02-16 06:11:06.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
24.6% |
view |
B |
2015-02-17 13:09:47.0 |
Amphastar Pharmaceuticals |
AMPH |
Broadfin Capital |
10.6% |
view |
B |
2015-02-12 17:16:13.0 |
Amphastar Pharmaceuticals |
AMPH |
Zhang Jack Y |
24.91% |
view |
B |
2014-07-03 15:54:55.0 |
Amphastar Pharmaceuticals |
n/a |
Broadfin Capital |
5.01% |
view |
B |
2014-06-30 11:45:59.0 |
Amphastar Pharmaceuticals |
n/a |
Flynn James E |
4.22% |
view |