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Amphastar Pharmaceuticals

138 hedge funds and large institutions have $412M invested in Amphastar Pharmaceuticals in 2016 Q4 according to their latest regulatory filings, with 26 funds opening new positions, 49 increasing their positions, 48 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
138
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

Top Buyers

1 +$15M
2 +$6.28M
3 +$5.97M
4
Goldman Sachs
Goldman Sachs
New York
+$2.28M
5
Bank of Montreal
Bank of Montreal
Ontario, Canada
+$2.01M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$71.8M
2
$40M
3
$27.7M
4
$24.8M
5
$24.3M
6
$17.6M
7
$16.7M
8
$14.8M
9
$10M
10
$9.45M
11
$8.6M
12
$8.28M
13
$6.52M
14
$6.45M
15
$6.2M
16
$5.83M
17
$5.17M
18
$5M
19
$4.43M
20
$4.42M
21
$4.24M
22
$3.7M
23
$3.45M
24
$3.21M
25
$3.19M