PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 118 filers reported holding PUMA BIOTECHNOLOGY INC in Q1 2021. The put-call ratio across all filers is 0.76 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $770,000 | -22.5% | 109,902 | +1.5% | 0.00% | -50.0% |
| Q2 2021 | $994,000 | +1.0% | 108,235 | +6.9% | 0.00% | 0.0% |
| Q1 2021 | $984,000 | +67.1% | 101,226 | +76.5% | 0.00% | +100.0% |
| Q4 2020 | $589,000 | +36.7% | 57,359 | +34.3% | 0.00% | 0.0% |
| Q3 2020 | $431,000 | +20.1% | 42,721 | +24.3% | 0.00% | 0.0% |
| Q2 2020 | $359,000 | +36.0% | 34,382 | +10.1% | 0.00% | 0.0% |
| Q1 2020 | $264,000 | +70.3% | 31,233 | +75.8% | 0.00% | – |
| Q4 2019 | $155,000 | – | 17,770 | – | 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% |