Prins Richard K
Director
Gift
Calculated transaction value
$0
1,500 shares @ $0
Traded
Aug 19, 2024
Filed
Jun 3, 2026
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Amphastar Pharmaceuticals
AMPH
ManufacturingChemicals
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
31 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Prins Richard K Director | Jun 3, 2026 653-day lag | Gift Aug 19, 2024 | $0 Filed shares x price | SEC Form 4 View filing |