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Amphastar Pharmaceuticals

116 hedge funds and large institutions have $388M invested in Amphastar Pharmaceuticals in 2018 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 42 increasing their positions, 36 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
116
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
$44K
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$4.91M
2 +$4.29M
3 +$1.4M
4
Morgan Stanley
Morgan Stanley
New York
+$1.22M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$1.01M

Top Sellers

1 -$4.69M
2 -$2.85M
3 -$2.84M
4
BlackRock
BlackRock
New York
-$2.12M
5
UBS AM
UBS AM
Illinois
-$1.18M
Name Holding Trade Value Shares
Change
Change in
Stake
1
$101M
2
$43.7M
3
$31.6M
4
$19.7M
5
$18.8M
6
$18.5M
7
$10.3M
8
$8.76M
9
$7.77M
10
$6.4M
11
$6.35M
12
$5.92M
13
$5.54M
14
$5.13M
15
$4.91M
16
$4.33M
17
$4.29M
18
$3.87M
19
$3.71M
20
$3.62M
21
$3.61M
22
$3.48M
23
$3.46M
24
$3.43M
25
$3.15M