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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
76
$19K
77
$13K
78
$12K
79
$10K
80
$9K
81
$7K
82
$5K
83
$5K
84
$2K
85
$372
86
87
88
89