PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 121 filers reported holding PUMA BIOTECHNOLOGY INC in Q2 2021. The put-call ratio across all filers is 0.63 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2021 | $948,000 | -22.5% | 135,226 | +1.5% | 0.00% | 0.0% |
| Q2 2021 | $1,224,000 | -1.4% | 133,280 | +4.3% | 0.00% | 0.0% |
| Q1 2021 | $1,242,000 | +467.1% | 127,762 | +498.8% | 0.00% | – |
| Q4 2020 | $219,000 | +3.3% | 21,338 | +1.7% | 0.00% | – |
| Q3 2020 | $212,000 | -2.3% | 20,978 | +1.0% | 0.00% | – |
| Q2 2020 | $217,000 | +16.7% | 20,761 | -5.9% | 0.00% | – |
| Q1 2020 | $186,000 | +86.0% | 22,057 | +92.8% | 0.00% | – |
| Q4 2019 | $100,000 | -17.4% | 11,438 | +2.0% | 0.00% | – |
| Q3 2019 | $121,000 | -52.4% | 11,219 | +71.6% | 0.00% | – |
| Q1 2019 | $254,000 | +2209.1% | 6,536 | +3340.0% | 0.00% | – |
| Q2 2018 | $11,000 | -15.4% | 190 | -4.0% | 0.00% | – |
| Q1 2018 | $13,000 | -7.1% | 198 | +38.5% | 0.00% | – |
| Q4 2017 | $14,000 | +27.3% | 143 | +52.1% | 0.00% | – |
| Q3 2017 | $11,000 | -77.1% | 94 | -94.2% | 0.00% | – |
| Q2 2016 | $48,000 | 0.0% | 1,613 | -0.6% | 0.00% | – |
| Q1 2016 | $48,000 | -48.9% | 1,623 | +34.9% | 0.00% | – |
| Q4 2015 | $94,000 | -14.5% | 1,203 | -17.8% | 0.00% | -100.0% |
| Q3 2015 | $110,000 | +10900.0% | 1,463 | +29160.0% | 0.00% | – |
| Q3 2014 | $1,000 | 0.0% | 5 | -37.5% | 0.00% | – |
| Q2 2014 | $1,000 | 0.0% | 8 | 0.0% | 0.00% | – |
| Q1 2014 | $1,000 | – | 8 | – | 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% |