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Amphastar Pharmaceuticals

135 hedge funds and large institutions have $458M invested in Amphastar Pharmaceuticals in 2019 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 58 increasing their positions, 39 reducing their positions, and 18 closing their positions.

Holders
135
Holders Change
+1
Holders Change %
+0.75%
% of All Funds
2.93%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
20
Increased
58
Reduced
39
Closed
18
Calls
$221K
Puts
Net Calls
+$221K
Net Calls Change
+$221K