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Amphastar Pharmaceuticals

262 hedge funds and large institutions have $1.31B invested in Amphastar Pharmaceuticals in 2024 Q4 according to their latest regulatory filings, with 36 funds opening new positions, 84 increasing their positions, 100 reducing their positions, and 49 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less funds holding

Funds holding:

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

24% less capital invested

Capital invested by funds: $1.71B → $1.31B (-$408M)

27% less first-time investments, than exits

New positions opened: 36 | Existing positions closed: 49

67% less funds holding in top 10

Funds holding in top 10: 31 (-2)

Holders
262
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.02M
Puts
$318K
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
76
$1.57M
77
$1.56M
78
$1.49M
79
$1.37M
80
$1.35M
81
$1.35M
82
$1.3M
83
$1.27M
84
$1.2M
85
$1.16M
86
$1.09M
87
$1.08M
88
$1.08M
89
$1.06M
90
$1.06M
91
$1.04M
92
$1.04M
93
$1.02M
94
$1.01M
95
$952K
96
$945K
97
$943K
98
$919K
99
$910K
100
$886K