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Amphastar Pharmaceuticals

114 hedge funds and large institutions have $307M invested in Amphastar Pharmaceuticals in 2018 Q2 according to their latest regulatory filings, with 13 funds opening new positions, 40 increasing their positions, 38 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
114
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
$154K
Net Calls
Net Calls Change

Top Buyers

1 +$4.86M
2 +$3.47M
3 +$1.99M
4
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.28M
5
Goldman Sachs
Goldman Sachs
New York
+$1.04M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$552K
52
$535K
53
$532K
54
$504K
55
$442K
56
$427K
57
$419K
58
$402K
59
$388K
60
$387K
61
$382K
62
$376K
63
$353K
64
$346K
65
$302K
66
$300K
67
$298K
68
$295K
69
$278K
70
$278K
71
$272K
72
$246K
73
$229K
74
$223K
75
$199K