PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 211 filers reported holding PORTOLA PHARMACEUTICALS INC in Q2 2017. The put-call ratio across all filers is 1.01 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $874,000 | +54.1% | 32,802 | +118.7% | 0.31% | +43.1% |
| Q2 2018 | $567,000 | -70.9% | 15,000 | -62.5% | 0.22% | -69.8% |
| Q4 2017 | $1,947,000 | +44.1% | 40,000 | +60.0% | 0.72% | +57.2% |
| Q3 2017 | $1,351,000 | -19.8% | 25,000 | -16.7% | 0.46% | -25.4% |
| Q2 2017 | $1,685,000 | +45.5% | 30,000 | +33.3% | 0.62% | +12.2% |
| Q4 2015 | $1,158,000 | -9.5% | 22,500 | -25.0% | 0.55% | -11.3% |
| Q3 2015 | $1,279,000 | -6.4% | 30,000 | 0.0% | 0.62% | +30.8% |
| Q2 2015 | $1,367,000 | +44.0% | 30,000 | +20.0% | 0.47% | +46.7% |
| Q1 2015 | $949,000 | +19.7% | 25,000 | -18.3% | 0.32% | -34.7% |
| Q1 2014 | $793,000 | +23.1% | 30,600 | +22.4% | 0.50% | +8.1% |
| Q4 2013 | $644,000 | – | 25,000 | – | 0.46% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Fernwood Investment Management, LLC | 228,873 | $7,475,000 | 4.17% |
| PFM Health Sciences, LP | 5,326,671 | $173,969,000 | 3.54% |
| Marcus Capital, LLC | 22,950 | $750,000 | 2.76% |
| Partner Investment Management, L.P. | 72,284 | $2,361,000 | 2.55% |
| CADIAN CAPITAL MANAGEMENT, LP | 1,240,944 | $40,529,000 | 2.19% |
| HARVEY CAPITAL MANAGEMENT INC | 158,580 | $5,179,000 | 1.94% |
| SECTORAL ASSET MANAGEMENT INC | 498,412 | $16,278,000 | 1.78% |
| Everett Capital Advisors UK LLP | 551,173 | $18,001,000 | 1.52% |
| ROSENBLUM SILVERMAN SUTTON S F INC /CA | 125,210 | $4,089,000 | 1.46% |
| Atika Capital Management LLC | 113,000 | $3,691,000 | 1.26% |