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Amphastar Pharmaceuticals

114 hedge funds and large institutions have $307M invested in Amphastar Pharmaceuticals in 2018 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 40 increasing their positions, 38 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
114
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
$154K
Net Calls
Net Calls Change

Top Buyers

1 +$4.86M
2 +$3.47M
3 +$1.99M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.28M
5
Goldman Sachs
Goldman Sachs
New York
+$1.04M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.99M
27
$1.89M
28
$1.47M
29
$1.39M
30
$1.36M
31
$1.24M
32
$1.21M
33
$1.17M
34
$1.13M
35
$1.1M
36
$1.04M
37
$975K
38
$943K
39
$942K
40
$903K
41
$830K
42
$797K
43
$729K
44
$684K
45
$669K
46
$652K
47
$640K
48
$625K
49
$610K
50
$588K