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Amphastar Pharmaceuticals

133 hedge funds and large institutions have $471M invested in Amphastar Pharmaceuticals in 2019 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 58 increasing their positions, 41 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$21K
Puts
$517K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$125M
2
$50.3M
3
$38.4M
4
$34.4M
5
$23.1M
6
$12.4M
7
$12.1M
8
$10.2M
9
$10.1M
10
$8.23M
11
$7.34M
12
$6.18M
13
$6.15M
14
$5.91M
15
$5.53M
16
$5.14M
17
$5M
18
$4.48M
19
$4.35M
20
$4.24M
21
$4.04M
22
$3.97M
23
$3.83M
24
$3.62M
25
$3.51M