INSIDER
DRIFT
Home
Latest Filings
All Sectors
Index List
Loading...
Prins Richard K
1 Month
3 Month
6 Month
1 Year
2 Years
Include option trades
EDGAR CIK
0001047579
Amphastar Pharmaceuticals, Inc. - AMPH
Manufacturing
Chemicals
Pharmaceutical Preparations
Director
Direct Buys
0
$0
0
Shares
Direct Sells
1
($161,852)
-7,973
Shares
Indirect Buys
0
$0
0
Shares
Indirect Sells
0
$0
0
Shares
Monthly Values
Show Transactions
Transaction
Filed
Type
Shares @ Price
Value
Balance ( Change % )
Ownership
08/11/2026
08/12/2026
Sell
-7,973 @ $20.30
($161,852)
29,625
(-21.21%)
Direct