AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 225 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q2 2022. The put-call ratio across all filers is 12.07 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2024 | $817 | +76.8% | 18,608 | +85.0% | 0.01% | 0.0% |
| Q3 2023 | $462 | +33.5% | 10,057 | +66.8% | 0.01% | +66.7% |
| Q2 2023 | $346 | -71.1% | 6,029 | -81.1% | 0.00% | -80.0% |
| Q1 2023 | $1,198 | +142.0% | 31,947 | +80.6% | 0.02% | +114.3% |
| Q4 2022 | $495 | -99.9% | 17,693 | +43.4% | 0.01% | +40.0% |
| Q2 2022 | $429,000 | +57.7% | 12,340 | -13.8% | 0.01% | +150.0% |
| Q3 2021 | $272,000 | -62.5% | 14,315 | -60.3% | 0.00% | -71.4% |
| Q2 2021 | $726,000 | +178.2% | 36,048 | +209.3% | 0.01% | -12.5% |
| Q2 2020 | $261,000 | – | 11,654 | – | 0.01% | – |
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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% |