Put Options Transactions Made in Q2 2025 in Amphastar Pharmaceuticals, Inc. (AMPH)
This table provides information about the institutional ownership of Amphastar Pharmaceuticals, Inc. (AMPH) during Q2 2025. The information is specifically focused on institutions that hold put options of Amphastar Pharmaceuticals, Inc..
| Report Date | Institution (Fund) | Operation | Option | Shares change | Value Range | Shares Held | Trade History |
|---|---|---|---|---|---|---|---|
|
Aug 14, 2025
Q2 2025
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
BUY
|
PUT |
700+ 6.03% |
$16.1K - $19.8K
|
12.3K
$373K
|
|
|
Aug 04, 2025
Q2 2025
|
Wolverine Asset Management LLC
|
BUY
|
PUT |
300New |
$6.89K - $8.49K
|
300
$9.11K
|