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Amphastar Pharmaceuticals

116 hedge funds and large institutions have $388M invested in Amphastar Pharmaceuticals in 2018 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 42 increasing their positions, 36 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
116
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
$44K
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$4.91M
2 +$4.29M
3 +$1.4M
4
Morgan Stanley
Morgan Stanley
New York
+$1.22M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.01M

Top Sellers

1 -$4.69M
2 -$2.85M
3 -$2.84M
4
BlackRock
BlackRock
New York
-$2.12M
5
UBS AM
UBS AM
Illinois
-$1.18M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$822K
52
$818K
53
$801K
54
$800K
55
$793K
56
$721K
57
$641K
58
$633K
59
$597K
60
$525K
61
$521K
62
$517K
63
$506K
64
$495K
65
$486K
66
$439K
67
$438K
68
$435K
69
$429K
70
$426K
71
$398K
72
$384K
73
$355K
74
$341K
75
$338K