AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 135 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $4,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2019 | $4,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q2 2019 | $4,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q1 2019 | $4,000 | -20.0% | 200 | -24.8% | 0.00% | – |
| Q4 2018 | $5,000 | 0.0% | 266 | 0.0% | 0.00% | – |
| Q3 2018 | $5,000 | 0.0% | 266 | 0.0% | 0.00% | – |
| Q2 2018 | $5,000 | 0.0% | 266 | 0.0% | 0.00% | – |
| Q1 2018 | $5,000 | +25.0% | 266 | +33.0% | 0.00% | – |
| Q4 2017 | $4,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q3 2017 | $4,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q2 2017 | $4,000 | +33.3% | 200 | 0.0% | 0.00% | – |
| Q1 2017 | $3,000 | -25.0% | 200 | -13.8% | 0.00% | – |
| Q4 2016 | $4,000 | 0.0% | 232 | +16.0% | 0.00% | – |
| Q3 2016 | $4,000 | +33.3% | 200 | 0.0% | 0.00% | – |
| Q2 2016 | $3,000 | +50.0% | 200 | 0.0% | 0.00% | – |
| Q1 2016 | $2,000 | -33.3% | 200 | 0.0% | 0.00% | – |
| Q4 2015 | $3,000 | – | 200 | – | 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% |