PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 224 filers reported holding PORTOLA PHARMACEUTICALS INC in Q3 2017. The put-call ratio across all filers is 1.84 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2018 | $4,008,000 | +210.7% | 106,119 | +168.7% | 0.28% | +206.5% |
| Q1 2018 | $1,290,000 | -76.0% | 39,490 | -64.2% | 0.09% | -48.0% |
| Q4 2017 | $5,372,000 | +55.3% | 110,346 | +72.4% | 0.18% | -25.9% |
| Q3 2017 | $3,458,000 | -32.5% | 64,005 | -29.8% | 0.24% | -34.0% |
| Q2 2017 | $5,122,000 | +42.8% | 91,175 | -0.4% | 0.36% | +43.1% |
| Q1 2017 | $3,588,000 | +565.7% | 91,550 | +281.3% | 0.25% | +517.1% |
| Q4 2016 | $539,000 | -61.9% | 24,013 | -59.9% | 0.04% | -58.2% |
| Q2 2016 | $1,414,000 | +29.0% | 59,904 | +11.5% | 0.10% | +22.5% |
| Q1 2016 | $1,096,000 | -76.2% | 53,746 | -40.0% | 0.08% | -74.8% |
| Q4 2015 | $4,609,000 | +57.4% | 89,591 | +30.4% | 0.32% | +51.4% |
| Q3 2015 | $2,928,000 | +35.2% | 68,707 | +44.5% | 0.21% | +51.1% |
| Q2 2015 | $2,166,000 | -9.1% | 47,557 | -24.2% | 0.14% | -6.7% |
| Q1 2015 | $2,382,000 | +51.2% | 62,741 | +12.8% | 0.15% | +52.0% |
| Q4 2014 | $1,575,000 | – | 55,626 | – | 0.10% | – |
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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% |