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Amphastar Pharmaceuticals

134 hedge funds and large institutions have $442M invested in Amphastar Pharmaceuticals in 2018 Q4 according to their latest regulatory filings, with 32 funds opening new positions, 46 increasing their positions, 36 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
134
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
76
$322K
77
$307K
78
$299K
79
$294K
80
$290K
81
$278K
82
$275K
83
$275K
84
$265K
85
$265K
86
$262K
87
$258K
88
$250K
89
$241K
90
$236K
91
$235K
92
$233K
93
$230K
94
$228K
95
$214K
96
$212K
97
$201K
98
$161K
99
$140K
100
$92K