AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 209 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2022. The put-call ratio across all filers is 0.50 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2024 | $31,720 | -10.0% | 793 | -1.2% | 0.00% | -33.3% |
| Q1 2024 | $35,260 | -44.4% | 803 | -21.7% | 0.00% | -40.0% |
| Q4 2023 | $63,459 | +71.8% | 1,026 | +27.8% | 0.01% | +25.0% |
| Q3 2023 | $36,930 | -21.8% | 803 | -2.3% | 0.00% | -20.0% |
| Q2 2023 | $47,241 | +55.1% | 822 | +1.2% | 0.01% | +66.7% |
| Q1 2023 | $30,450 | +261.0% | 812 | +169.8% | 0.00% | +200.0% |
| Q4 2022 | $8,434 | -23.3% | 301 | -25.5% | 0.00% | 0.0% |
| Q3 2022 | $11,000 | +37.5% | 404 | +78.0% | 0.00% | 0.0% |
| Q2 2022 | $8,000 | -42.9% | 227 | -42.4% | 0.00% | -50.0% |
| Q1 2022 | $14,000 | +133.3% | 394 | +60.8% | 0.00% | +100.0% |
| Q4 2021 | $6,000 | -14.3% | 245 | -31.2% | 0.00% | 0.0% |
| Q3 2021 | $7,000 | +250.0% | 356 | +229.6% | 0.00% | – |
| Q2 2021 | $2,000 | 0.0% | 108 | -8.5% | 0.00% | – |
| Q1 2021 | $2,000 | +100.0% | 118 | +114.5% | 0.00% | – |
| Q4 2020 | $1,000 | 0.0% | 55 | 0.0% | 0.00% | – |
| Q3 2020 | $1,000 | 0.0% | 55 | 0.0% | 0.00% | – |
| Q2 2020 | $1,000 | 0.0% | 55 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | -98.1% | 55 | -97.9% | 0.00% | -100.0% |
| Q2 2019 | $54,000 | +1.9% | 2,636 | 0.0% | 0.01% | 0.0% |
| Q1 2019 | $53,000 | – | 2,636 | – | 0.01% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| MQS Management LLC | 10,935 | $255,000 | 0.41% |
| GLOBEFLEX CAPITAL L P | 144,692 | $3,370,000 | 0.34% |
| CORNERCAP INVESTMENT COUNSEL INC | 58,975 | $1,374,000 | 0.20% |
| Factorial Partners, LLC | 10,900 | $254,000 | 0.17% |
| FEDERATED HERMES, INC. | 3,464,335 | $80,684,000 | 0.15% |
| Campbell & CO Investment Adviser LLC | 14,800 | $345,000 | 0.12% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 611,462 | $14,241,000 | 0.08% |
| Summit Global Investments | 45,900 | $1,069,000 | 0.07% |
| RENAISSANCE GROUP LLC | 63,559 | $1,480,000 | 0.06% |
| PDT Partners, LLC | 33,459 | $779,000 | 0.06% |