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Amphastar Pharmaceuticals

268 hedge funds and large institutions have $1.37B invested in Amphastar Pharmaceuticals in 2024 Q2 according to their latest regulatory filings, with 38 funds opening new positions, 99 increasing their positions, 100 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
268
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.29M
Puts
$1.12M
Net Calls
Net Calls Change

Top Buyers

1 +$28.2M
2 +$14M
3 +$11.6M
4
Marshall Wace
Marshall Wace
United Kingdom
+$9.41M
5
Citadel Advisors
Citadel Advisors
Florida
+$8.1M

Top Sellers

1 -$11.7M
2 -$6.89M
3 -$5.98M
4
BlackRock
BlackRock
New York
-$5.66M
5
Federated Hermes
Federated Hermes
Pennsylvania
-$5.48M
Name Holding Trade Value Shares
Change
Change in
Stake
226
$15.6K
227
$14.1K
228
$12.3K
229
$10.8K
230
$10.7K
231
$10K
232
$9.72K
233
$9.16K
234
$8.08K
235
$8K
236
$7.68K
237
$7.28K
238
$6K
239
$6K
240
$6K
241
$6K
242
$5.58K
243
$5.24K
244
$4.32K
245
$4.32K
246
$4.2K
247
$4.04K
248
$4K
249
$3.88K
250
$3.32K