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Amphastar Pharmaceuticals

267 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, 99 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
267
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
$14.1K
227
$12.3K
228
$10.8K
229
$10.7K
230
$10K
231
$9.72K
232
$9.16K
233
$8.08K
234
$8K
235
$7.68K
236
$7.28K
237
$6K
238
$6K
239
$6K
240
$6K
241
$5.58K
242
$5.24K
243
$4.32K
244
$4.32K
245
$4.2K
246
$4.04K
247
$4K
248
$3.88K
249
$3.32K
250
$2.36K