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Amphastar Pharmaceuticals

146 hedge funds and large institutions have $549M invested in Amphastar Pharmaceuticals in 2021 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 53 increasing their positions, 44 reducing their positions, and 17 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
146
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
Puts
Net Calls
Net Calls Change

Top Sellers

1 -$2.93M
2 -$2.34M
3 -$2.17M
4
Millennium Management
Millennium Management
New York
-$2.08M
5
Federated Hermes
Federated Hermes
Pennsylvania
-$2.01M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$3.67M
27
$3.66M
28
$3.06M
29
$2.94M
30
$2M
31
$1.88M
32
$1.84M
33
$1.69M
34
$1.54M
35
$1.53M
36
$1.51M
37
$1.31M
38
$1.3M
39
$1.27M
40
$1.25M
41
$1.17M
42
$1.08M
43
$1.03M
44
$1.02M
45
$997K
46
$961K
47
$956K
48
$921K
49
$883K
50
$822K