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Amphastar Pharmaceuticals

138 hedge funds and large institutions have $412M invested in Amphastar Pharmaceuticals in 2016 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 49 increasing their positions, 48 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
138
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 Buyers

1 +$15M
2 +$6.28M
3 +$5.97M
4
Goldman Sachs
Goldman Sachs
New York
+$2.28M
5
Bank of Montreal
Bank of Montreal
Ontario, Canada
+$2.01M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$3.06M
27
$2.7M
28
$2.64M
29
$2.56M
30
$2.4M
31
$2.12M
32
$1.89M
33
$1.83M
34
$1.77M
35
$1.73M
36
$1.71M
37
$1.69M
38
$1.63M
39
$1.61M
40
$1.58M
41
$1.51M
42
$1.5M
43
$1.45M
44
$1.39M
45
$1.38M
46
$1.35M
47
$1.35M
48
$1.22M
49
$1.18M
50
$1.17M