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 2023 | $38 | -81.9% | 14,262 | -71.3% | 0.00% | -85.7% |
| Q4 2022 | $210 | -99.9% | 49,760 | +144.1% | 0.03% | +55.6% |
| Q2 2021 | $187,000 | +12.7% | 20,384 | +25.7% | 0.02% | 0.0% |
| Q4 2020 | $166,000 | +44.3% | 16,213 | +52.4% | 0.02% | +100.0% |
| Q3 2019 | $115,000 | -66.9% | 10,637 | -37.7% | 0.01% | -52.6% |
| Q4 2018 | $347,000 | -47.5% | 17,065 | +209.2% | 0.02% | -42.4% |
| Q3 2017 | $661,000 | – | 5,519 | – | 0.03% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Sarissa Capital Management LP | 1,417,000 | $18,010,000 | 2.24% |
| Palo Alto Investors LP | 1,405,680 | $17,866,000 | 0.87% |
| PFM Health Sciences, LP | 2,838,376 | $36,076,000 | 0.68% |
| TANG CAPITAL MANAGEMENT LLC | 349,400 | $4,441,000 | 0.60% |
| Capital Impact Advisors, LLC | 127,029 | $1,615,000 | 0.59% |
| Leap Investments LP | 29,100 | $370,000 | 0.50% |
| Spark Investment Management LLC | 454,300 | $5,774,000 | 0.40% |
| Partner Investment Management, L.P. | 27,567 | $350,000 | 0.37% |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | 262,945 | $3,342,000 | 0.26% |
| Rock Springs Capital Management LP | 534,400 | $6,792,000 | 0.25% |