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Amphastar Pharmaceuticals

119 hedge funds and large institutions have $474M invested in Amphastar Pharmaceuticals in 2019 Q4 according to their latest regulatory filings, with 9 funds opening new positions, 42 increasing their positions, 49 reducing their positions, and 23 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

less funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

61% less first-time investments, than exits

New positions opened: 9 | Existing positions closed: 23

91% less call options, than puts

Call options by funds: $32K | Put options by funds: $372K

Holders
119
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
$32K
Puts
$372K
Net Calls
Net Calls Change

Top Buyers

1 +$8.22M
2 +$5.48M
3 +$4.24M
4
BlackRock
BlackRock
New York
+$2.63M
5
Renaissance Technologies
Renaissance Technologies
New York
+$1.97M
Name Holding Trade Value Shares
Change
Change in
Stake
76
$289K
77
$279K
78
$267K
79
$266K
80
$265K
81
$240K
82
$237K
83
$230K
84
$228K
85
$225K
86
$225K
87
$224K
88
$204K
89
$202K
90
$198K
91
$136K
92
$136K
93
$98K
94
$59K
95
$52K
96
$47K
97
$46K
98
$34K
99
$27K
100
$25K