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Amphastar Pharmaceuticals

59 hedge funds and large institutions have $158M invested in Amphastar Pharmaceuticals in 2015 Q1 according to their latest regulatory filings, with 12 funds opening new positions, 28 increasing their positions, 10 reducing their positions, and 8 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
59
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$20M
2 +$10.4M
3 +$7.86M
4
UBS AM
UBS AM
Illinois
+$4.64M
5
TC
TFS Capital
Pennsylvania
+$4.41M
Name Holding Trade Value Shares
Change
Change in
Stake
51
$64K
52
$64K
53
$45K
54
$11K
55
$4K
56
$3.35K
57
$1K
58
$1K
59
$77
60
61
62
63
64
65
66
67