PUMA BIOTECHNOLOGY INC's ticker is PBYI and the CUSIP is 74587V107. A total of 178 filers reported holding PUMA BIOTECHNOLOGY INC in Q1 2018. The put-call ratio across all filers is 0.98 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2022 | $357,000 | -0.3% | 123,970 | +5.3% | 0.00% | 0.0% |
| Q4 2021 | $358,000 | -64.3% | 117,681 | -17.7% | 0.00% | -80.0% |
| Q3 2021 | $1,002,000 | +312.3% | 142,941 | +439.6% | 0.01% | +400.0% |
| Q2 2021 | $243,000 | +64.2% | 26,489 | +73.6% | 0.00% | 0.0% |
| Q1 2021 | $148,000 | -81.8% | 15,259 | -80.4% | 0.00% | -75.0% |
| Q2 2020 | $812,000 | +46.0% | 77,816 | +18.2% | 0.00% | 0.0% |
| Q1 2020 | $556,000 | +23.3% | 65,861 | +27.7% | 0.00% | +100.0% |
| Q4 2019 | $451,000 | +62.2% | 51,591 | +99.9% | 0.00% | 0.0% |
| Q3 2019 | $278,000 | -17.8% | 25,806 | +196.1% | 0.00% | 0.0% |
| Q1 2019 | $338,000 | -44.8% | 8,714 | -34.7% | 0.00% | -33.3% |
| Q3 2018 | $612,000 | -79.5% | 13,339 | -73.5% | 0.00% | -81.2% |
| Q2 2018 | $2,981,000 | +80.4% | 50,399 | +107.6% | 0.02% | +77.8% |
| Q1 2018 | $1,652,000 | +439.9% | 24,279 | +850.6% | 0.01% | +350.0% |
| Q3 2017 | $306,000 | -61.7% | 2,554 | -90.5% | 0.00% | -71.4% |
| Q2 2016 | $798,000 | +179.0% | 26,794 | +994.1% | 0.01% | +133.3% |
| Q2 2015 | $286,000 | -67.7% | 2,449 | -34.8% | 0.00% | -62.5% |
| Q1 2015 | $886,000 | – | 3,754 | – | 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% |