O'Shaughnessy Asset Management’s Amphastar Pharmaceuticals AMPH Stock Holding History
| Quarter | Market Value | Status | Shares |
Shares Change % | Capital Flow | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q2 | $925K | Buy |
+40,309
| New | +$925K | 0.01% | 1088 |
|
|
2024
Q1 | – | Sell |
-4,228
| Closed | -$262K | – | 1876 |
|
|
2023
Q4 | $262K | Buy |
+4,228
| New | +$262K | ﹤0.01% | 1274 |
|
|
2020
Q1 | – | Sell |
-143
| Closed | -$3K | – | 1304 |
|
|
2019
Q4 | $3K | Buy |
+143
| New | +$3K | ﹤0.01% | 1551 |
|