AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 241 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q2 2023. The put-call ratio across all filers is 0.69 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,231 | -20.0% | 92 | 0.0% | 0.00% | 0.0% |
| Q2 2023 | $5,287 | +53.2% | 92 | 0.0% | 0.00% | 0.0% |
| Q1 2023 | $3,450 | +33.8% | 92 | 0.0% | 0.00% | – |
| Q4 2022 | $2,578 | -14.1% | 92 | -5.2% | 0.00% | -100.0% |
| Q3 2022 | $3,000 | -25.0% | 97 | -9.3% | 0.00% | 0.0% |
| Q2 2022 | $4,000 | 0.0% | 107 | +9.2% | 0.00% | 0.0% |
| Q1 2022 | $4,000 | +100.0% | 98 | +10.1% | 0.00% | – |
| Q4 2021 | $2,000 | +100.0% | 89 | +56.1% | 0.00% | – |
| Q3 2021 | $1,000 | – | 57 | +375.0% | 0.00% | – |
| Q2 2021 | $0 | – | 12 | -14.3% | 0.00% | – |
| Q4 2019 | $0 | -100.0% | 14 | -72.0% | 0.00% | – |
| Q3 2019 | $1,000 | – | 50 | +316.7% | 0.00% | – |
| Q2 2019 | $0 | – | 12 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Campbell & CO Investment Adviser LLC | 11,961 | $219,000 | 0.13% |
| FEDERATED HERMES, INC. | 3,441,367 | $63,046,000 | 0.12% |
| CORNERCAP INVESTMENT COUNSEL INC | 54,751 | $1,003,000 | 0.11% |
| GSA CAPITAL PARTNERS LLP | 34,425 | $631,000 | 0.10% |
| First Trust Direct Indexing L.P. | 11,913 | $218,000 | 0.06% |
| Summit Global Investments | 47,546 | $871,000 | 0.06% |
| WINTON GROUP Ltd | 49,766 | $912,000 | 0.05% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 397,950 | $7,290,000 | 0.05% |
| AIGEN INVESTMENT MANAGEMENT, LP | 16,077 | $295,000 | 0.04% |
| EXCHANGE TRADED CONCEPTS, LLC | 52,334 | $959,000 | 0.04% |