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Amphastar Pharmaceuticals

108 hedge funds and large institutions have $397M invested in Amphastar Pharmaceuticals in 2018 Q3 according to their latest regulatory filings, with 9 funds opening new positions, 42 increasing their positions, 32 reducing their positions, and 14 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
108
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
Name Holding Trade Value Shares
Change
Change in
Stake
51
$680K
52
$677K
53
$622K
54
$620K
55
$535K
56
$482K
57
$477K
58
$475K
59
$474K
60
$473K
61
$463K
62
$420K
63
$398K
64
$382K
65
$373K
66
$355K
67
$350K
68
$344K
69
$331K
70
$294K
71
$289K
72
$289K
73
$281K
74
$276K
75
$247K