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Amphastar Pharmaceuticals

203 hedge funds and large institutions have $1.07B invested in Amphastar Pharmaceuticals in 2022 Q1 according to their latest regulatory filings, with 55 funds opening new positions, 69 increasing their positions, 61 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
203
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.66M
Puts
$37.6M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
51
$2.81M
52
$2.6M
53
$2.47M
54
$2.34M
55
$2.22M
56
$2.2M
57
$2.13M
58
$2M
59
$1.89M
60
$1.88M
61
$1.84M
62
$1.84M
63
$1.82M
64
$1.79M
65
$1.75M
66
$1.75M
67
$1.74M
68
$1.69M
69
$1.66M
70
$1.6M
71
$1.55M
72
$1.49M
73
$1.45M
74
$1.45M
75
$1.39M