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Amphastar Pharmaceuticals

277 hedge funds and large institutions have $1.71B invested in Amphastar Pharmaceuticals in 2024 Q3 according to their latest regulatory filings, with 42 funds opening new positions, 99 increasing their positions, 93 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

3% more funds holding

Funds holding: 268277 (+9)

2.29% more ownership

Funds ownership: 70.34%72.62% (+2.3%)

6% more repeat investments, than reductions

Existing positions increased: 99 | Existing positions reduced: 93

Holders
277
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
$3.91M
Puts
$1.12M
Net Calls
Net Calls Change

Top Sellers

1 -$23.3M
2 -$9.56M
3 -$8.66M
4
Citadel Advisors
Citadel Advisors
Florida
-$6.21M
5
Invesco
Invesco
Georgia
-$5.73M
Name Holding Trade Value Shares
Change
Change in
Stake
126
$698K
127
$674K
128
$670K
129
$630K
130
$626K
131
$622K
132
$578K
133
$571K
134
$567K
135
$547K
136
$547K
137
$530K
138
$529K
139
$528K
140
$517K
141
$491K
142
$483K
143
$476K
144
$466K
145
$466K
146
$462K
147
$455K
148
$454K
149
$452K
150
$452K