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Amphastar Pharmaceuticals

55 hedge funds and large institutions have $90.7M invested in Amphastar Pharmaceuticals in 2014 Q4 according to their latest regulatory filings, with 17 funds opening new positions, 20 increasing their positions, 10 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
55
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
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1
$24.7M
2
$14.8M
3
$9.02M
4
$8.08M
5
$7.67M
6
$5.46M
7
$2.32M
8
$1.81M
9
$1.75M
10
$1.35M
11
$1.24M
12
$1.16M
13
$1.1M
14
$916K
15
$864K
16
$858K
17
$585K
18
$555K
19
$533K
20
$510K
21
$460K
22
$432K
23
$366K
24
$352K
25
$316K