AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 104 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2017. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2022 | $3 | -100.0% | 18 | -80.6% | 0.00% | – |
| Q3 2022 | $6,000 | -14.3% | 93 | -48.0% | 0.00% | – |
| Q2 2022 | $7,000 | 0.0% | 179 | 0.0% | 0.00% | – |
| Q1 2022 | $7,000 | -75.0% | 179 | -87.3% | 0.00% | -100.0% |
| Q4 2018 | $28,000 | +3.7% | 1,410 | 0.0% | 0.00% | +100.0% |
| Q3 2018 | $27,000 | +35.0% | 1,410 | +7.6% | 0.00% | 0.0% |
| Q2 2018 | $20,000 | +233.3% | 1,310 | +322.6% | 0.00% | – |
| Q1 2018 | $6,000 | 0.0% | 310 | 0.0% | 0.00% | – |
| Q4 2017 | $6,000 | -78.6% | 310 | -80.1% | 0.00% | -100.0% |
| Q3 2017 | $28,000 | – | 1,560 | – | 0.00% | – |
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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% |