AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 221 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 | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $90 | +650.0% | 1,966 | +859.0% | 0.07% | +655.6% |
| Q2 2023 | $12 | +500.0% | 205 | +355.6% | 0.01% | +350.0% |
| Q1 2023 | $2 | 0.0% | 45 | +18.4% | 0.00% | +100.0% |
| Q4 2022 | $2 | – | 38 | +192.3% | 0.00% | – |
| Q3 2022 | $0 | -100.0% | 13 | -50.0% | 0.00% | -100.0% |
| Q2 2022 | $1,000 | -85.7% | 26 | -87.1% | 0.00% | -80.0% |
| Q1 2022 | $7,000 | +40.0% | 201 | 0.0% | 0.01% | -28.6% |
| Q4 2021 | $5,000 | – | 201 | – | 0.01% | – |
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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% |