PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 71 filers reported holding PUMA BIOTECHNOLOGY INC in Q3 2023. The put-call ratio across all filers is 0.26 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2020 | $0 | – | 50 | 0.0% | 0.00% | – |
| Q4 2019 | $0 | -100.0% | 50 | 0.0% | 0.00% | – |
| Q3 2019 | $1,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q2 2019 | $1,000 | -50.0% | 50 | 0.0% | 0.00% | – |
| Q1 2019 | $2,000 | +100.0% | 50 | 0.0% | 0.00% | – |
| Q4 2018 | $1,000 | -50.0% | 50 | 0.0% | 0.00% | – |
| Q3 2018 | $2,000 | -33.3% | 50 | 0.0% | 0.00% | – |
| Q2 2018 | $3,000 | 0.0% | 50 | 0.0% | 0.00% | – |
| Q1 2018 | $3,000 | -40.0% | 50 | 0.0% | 0.00% | – |
| Q4 2017 | $5,000 | -16.7% | 50 | 0.0% | 0.00% | – |
| Q3 2017 | $6,000 | +50.0% | 50 | 0.0% | 0.00% | – |
| Q2 2017 | $4,000 | +33.3% | 50 | +194.1% | 0.00% | – |
| Q4 2014 | $3,000 | – | 17 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 2,536,156 | $21,405,000 | 2.24% |
| Palo Alto Investors LP | 1,396,163 | $11,784,000 | 0.99% |
| Camber Capital Management LP | 1,950,000 | $16,458,000 | 0.98% |
| TANG CAPITAL MANAGEMENT LLC | 800,000 | $6,752,000 | 0.95% |
| Capital Impact Advisors, LLC | 147,303 | $1,243,000 | 0.52% |
| Sofinnova Investments, Inc. | 638,026 | $5,385,000 | 0.50% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 963,212 | $8,130,000 | 0.26% |
| RICE HALL JAMES & ASSOCIATES, LLC | 466,482 | $3,937,000 | 0.22% |
| PDT Partners, LLC | 204,238 | $1,724,000 | 0.14% |
| Eversept Partners, LP | 58,251 | $491,638 | 0.12% |