PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 137 filers reported holding PUMA BIOTECHNOLOGY INC in Q1 2014. The put-call ratio across all filers is 1.88 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $173,000 | -62.5% | 5,875 | 0.0% | 0.00% | -66.7% |
| Q4 2015 | $461,000 | +4.1% | 5,875 | 0.0% | 0.01% | +12.5% |
| Q3 2015 | $443,000 | -35.4% | 5,875 | 0.0% | 0.01% | -38.5% |
| Q2 2015 | $686,000 | -50.5% | 5,875 | 0.0% | 0.01% | -45.8% |
| Q1 2015 | $1,387,000 | -31.3% | 5,875 | -45.0% | 0.02% | -29.4% |
| Q4 2014 | $2,020,000 | -21.1% | 10,675 | -0.5% | 0.03% | -24.4% |
| Q3 2014 | $2,560,000 | +68.2% | 10,730 | -53.5% | 0.04% | +73.1% |
| Q2 2014 | $1,522,000 | -36.6% | 23,065 | 0.0% | 0.03% | -38.1% |
| Q1 2014 | $2,402,000 | +11.2% | 23,065 | +10.5% | 0.04% | +10.5% |
| Q4 2013 | $2,160,000 | +44.5% | 20,865 | -25.1% | 0.04% | +31.0% |
| Q3 2013 | $1,495,000 | – | 27,865 | – | 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% |