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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
26
$732K
27
$723K
28
$707K
29
$600K
30
$565K
31
$537K
32
$521K
33
$408K
34
$375K
35
$323K
36
$313K
37
$308K
38
$257K
39
$216K
40
$215K
41
$195K
42
$190K
43
$163K
44
$160K
45
$141K
46
$129K
47
$126K
48
$109K
49
$86.9K
50
$75K