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Amphastar Pharmaceuticals

135 hedge funds and large institutions have $458M invested in Amphastar Pharmaceuticals in 2019 Q1 according to their latest regulatory filings, with 20 funds opening new positions, 58 increasing their positions, 39 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
135
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
$221K
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$3.48M
2 +$3.08M
3 +$2.69M
4
Federated Hermes
Federated Hermes
Pennsylvania
+$2.4M
5
Goldman Sachs
Goldman Sachs
New York
+$1.67M

Top Sellers

1 -$5.03M
2 -$2.57M
3 -$2.45M
4
EI
EAM Investors
California
-$2.43M
5
BlackRock
BlackRock
New York
-$1.77M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$119M
2
$47.5M
3
$39.3M
4
$30.1M
5
$21.7M
6
$17.7M
7
$11.6M
8
$9.68M
9
$9.08M
10
$9.02M
11
$8.18M
12
$7.68M
13
$6.41M
14
$6.04M
15
$5.68M
16
$5.39M
17
$5.23M
18
$5.19M
19
$4.53M
20
$4.5M
21
$4.28M
22
$4.23M
23
$3.9M
24
$3.87M
25
$3.21M