PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 158 filers reported holding PUMA BIOTECHNOLOGY INC in Q3 2018. The put-call ratio across all filers is 0.93 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $730,000 | +1.4% | 18,828 | -46.8% | 0.01% | -11.1% |
| Q4 2018 | $720,000 | -55.5% | 35,380 | +0.3% | 0.01% | -47.1% |
| Q3 2018 | $1,617,000 | -12.9% | 35,267 | +12.4% | 0.02% | -15.0% |
| Q2 2018 | $1,856,000 | -1.1% | 31,372 | +13.8% | 0.02% | -4.8% |
| Q1 2018 | $1,877,000 | -38.3% | 27,577 | -10.4% | 0.02% | -34.4% |
| Q4 2017 | $3,041,000 | -22.9% | 30,766 | -6.6% | 0.03% | -25.6% |
| Q3 2017 | $3,945,000 | +35.1% | 32,942 | -1.4% | 0.04% | +30.3% |
| Q2 2017 | $2,920,000 | +230.7% | 33,404 | +40.7% | 0.03% | +230.0% |
| Q1 2017 | $883,000 | +19.0% | 23,746 | -1.8% | 0.01% | +11.1% |
| Q4 2016 | $742,000 | +155.0% | 24,176 | +457.1% | 0.01% | +80.0% |
| Q3 2016 | $291,000 | – | 4,340 | – | 0.01% | – |
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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% |