Joel Greenblatt - Gotham Asset Management
Holding/activity history for Amphastar Pharmaceuticals In (AMPH)
← All AMPH superinvestors
| Period | Shares | % of Portfolio | Activity | % Change to Portfolio | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| 2026 Q1 | 0 | 0.00 | Sell 100.00% | <0.01 | $17.03–29.52 · VW $22.20i | SEC | |
| 2025 Q4 | 27,802 | <0.01 | Add 80.96% | <0.01 | $22.94–29.00 · VW $26.23i | $744,538 | SEC |
| 2025 Q3 | 15,364 | <0.01 | Add 9.63% | <0.01 | $20.39–31.26 · VW $25.92i | $409,451 | SEC |
| 2025 Q2 | 14,014 | <0.01 | Add 28.92% | <0.01 | $22.64–29.27 · VW $24.97i | $321,761 | SEC |
| 2025 Q1 | 10,870 | <0.01 | Reduce 61.79% | <0.01 | $25.89–39.01 · VW $31.35i | $315,121 | SEC |
| 2024 Q4 | 28,448 | 0.01 | Reduce 20.40% | <0.01 | $36.48–53.96 · VW $44.40i | $1,056,274 | SEC |
| 2024 Q3 | 35,738 | 0.02 | Add 29.13% | <0.01 | $36.56–50.62 · VW $44.63i | $1,734,365 | SEC |
| 2024 Q2 | 27,675 | 0.01 | Reduce 4.18% | <0.01 | $38.43–46.62 · VW $41.91i | $1,107,000 | SEC |
| 2024 Q1 | 28,881 | 0.02 | Add 154.91% | 0.01 | $42.16–65.92 · VW $50.77i | $1,268,165 | SEC |
| 2023 Q4 | 11,330 | 0.01 | Add 150.06% | <0.01 | $43.79–63.67 · VW $53.57i | $700,761 | SEC |
| 2023 Q3 | 4,531 | <0.01 | Reduce 9.22% | <0.01 | $44.86–67.66 · VW $54.18i | $208,381 | SEC |
| 2023 Q2 | 4,991 | <0.01 | Reduce 41.26% | <0.01 | $35.62–58.70 · VW $45.64i | $286,833 | SEC |
| 2023 Q1 | 8,497 | <0.01 | Reduce 58.06% | <0.01 | $27.58–38.22 · VW $33.68i | $318,638 | SEC |
| 2022 Q4 | 20,262 | 0.02 | Reduce 12.03% | <0.01 | $26.76–31.64 · VW $29.30i | $567,741 | SEC |
| 2022 Q3 | 23,032 | 0.02 | Reduce 41.59% | 0.02 | $27.10–39.07 · VW $32.51i | $647,000 | SEC |
| 2022 Q2 | 39,432 | 0.04 | Add 260.44% | 0.03 | $28.64–44.46 · VW $36.29i | $1,372,000 | SEC |
| 2022 Q1 | 10,940 | 0.01 | Buy | 0.01 | $22.07–37.16 · VW $29.04i | $393,000 | SEC |
| 2016 Q4 | 0 | 0.00 | Sell 100.00% | <0.01 | $16.87–21.75 · VW $19.21i | SEC | |
| 2016 Q3 | 25,915 | <0.01 | Add 32.36% | <0.01 | $15.62–21.53 · VW $18.63i | $492,000 | SEC |
| 2016 Q2 | 19,579 | <0.01 | Buy | <0.01 | $11.41–16.78 · VW $14.72i | $316,000 | SEC |