13 transactions in one company, from December 17, 2025 to September 16, 2026.
Where this insider traded.
| Company | Ticker | Trades | Bought | Sold |
|---|---|---|---|---|
| Amphastar Pharmaceuticals, Inc. | AMPH | 13 | — | $571K |
13 in total, newest filings first.
| Company | Ticker | Insider | Date | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVPDERIV | Sep 16 | M | 10,000 | $0.00 | —? |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Sep 16 | S | 10,000 | $23.94 | $239K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Sep 16 | M | 10,000 | $13.35 | $134K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Sep 2 | S | 3,187 | $23.63 | $75K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Mar 15 | F | 1,225 | $18.18 | $22K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVPDERIV | Mar 9 | A | 81,341 | $0.00 | —? |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Mar 10 | F | 2,215 | $18.91 | $42K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Mar 9 | A | 39,432 | $0.00 | — |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Mar 6 | F | 1,357 | $19.34 | $26K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Mar 4 | F | 1,124 | $19.96 | $22K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVPDERIV | Dec 17 | M | 9,787 | $0.00 | —? |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Dec 17 | S | 9,787 | $26.20 | $256K |
| Amphastar Pharmaceuticals, Inc. | AMPH | Rong ZhouEVP | Dec 17 | M | 9,787 | $11.33 | $111K |