PCM
Portolan Capital Management’s Amphastar Pharmaceuticals AMPH Stock Holding History
| Quarter | Market Value | Status | Shares |
Shares Change % | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q1 | – | Sell |
-131,123
| Closed | -$4.87M | – | 113 |
|
|
2024
Q4 | $4.87M | Sell |
131,123
-196,641
| -60% | -$7.3M | 0.33% | 92 |
|
|
2024
Q3 | $15.9M | Buy |
327,764
+218,901
| +201% | +$10.6M | 1.15% | 23 |
|
|
2024
Q2 | $4.35M | Buy |
108,863
+17,858
| +20% | +$714K | 0.36% | 92 |
|
|
2024
Q1 | $4M | Sell |
91,005
-57,411
| -39% | -$2.52M | 0.3% | 94 |
|
|
2023
Q4 | $9.18M | Buy |
148,416
+15,566
| +12% | +$963K | 0.8% | 44 |
|
|
2023
Q3 | $6.11M | Sell |
132,850
-49,393
| -27% | -$2.27M | 0.57% | 58 |
|
|
2023
Q2 | $10.5M | Sell |
182,243
-158,350
| -46% | -$9.1M | 0.93% | 31 |
|
|
2023
Q1 | $12.8M | Buy |
340,593
+69,802
| +26% | +$2.62M | 1.22% | 23 |
|
|
2022
Q4 | $7.59M | Sell |
270,791
-11,396
| -4% | -$319K | 0.75% | 47 |
|
|
2022
Q3 | $7.93M | Buy |
282,187
+7,298
| +3% | +$205K | 0.84% | 40 |
|
|
2022
Q2 | $9.56M | Buy |
+274,889
| New | +$9.56M | 0.96% | 39 |
|