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Amphastar Pharmaceuticals

85 hedge funds and large institutions have $234M invested in Amphastar Pharmaceuticals in 2015 Q2 according to their latest regulatory filings, with 30 funds opening new positions, 36 increasing their positions, 14 reducing their positions, and 4 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
85
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
$304K
Puts
$23K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
26
$1.81M
27
$1.64M
28
$1.61M
29
$1.31M
30
$1.29M
31
$1.26M
32
$1.2M
33
$1.06M
34
$1.02M
35
$879K
36
$819K
37
$806K
38
$799K
39
$755K
40
$699K
41
$680K
42
$675K
43
$652K
44
$640K
45
$592K
46
$553K
47
$539K
48
$498K
49
$440K
50
$438K