PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 213 filers reported holding PORTOLA PHARMACEUTICALS INC in Q3 2019. The put-call ratio across all filers is 1.72 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $5,000 | +66.7% | 273 | -26.8% | 0.00% | – |
| Q1 2020 | $3,000 | 0.0% | 373 | +227.2% | 0.00% | – |
| Q4 2019 | $3,000 | -62.5% | 114 | -63.2% | 0.00% | – |
| Q3 2019 | $8,000 | +33.3% | 310 | +30.8% | 0.00% | – |
| Q2 2019 | $6,000 | +50.0% | 237 | +74.3% | 0.00% | – |
| Q1 2019 | $4,000 | +100.0% | 136 | 0.0% | 0.00% | – |
| Q4 2018 | $2,000 | -86.7% | 136 | -74.3% | 0.00% | – |
| Q3 2018 | $15,000 | -25.0% | 529 | 0.0% | 0.00% | – |
| Q2 2018 | $20,000 | -4.8% | 529 | -17.3% | 0.00% | – |
| Q1 2018 | $21,000 | -19.2% | 640 | +21.9% | 0.00% | – |
| Q4 2017 | $26,000 | -7.1% | 525 | +3.6% | 0.00% | – |
| Q3 2017 | $28,000 | 0.0% | 507 | +1.4% | 0.00% | – |
| Q2 2017 | $28,000 | +40.0% | 500 | 0.0% | 0.00% | – |
| Q1 2017 | $20,000 | +100.0% | 500 | 0.0% | 0.00% | – |
| Q4 2016 | $10,000 | -16.7% | 500 | 0.0% | 0.00% | – |
| Q3 2016 | $12,000 | +20.0% | 500 | +25.0% | 0.00% | – |
| Q2 2016 | $10,000 | +25.0% | 400 | 0.0% | 0.00% | – |
| Q1 2016 | $8,000 | -60.0% | 400 | 0.0% | 0.00% | – |
| Q4 2015 | $20,000 | +566.7% | 400 | +433.3% | 0.00% | – |
| Q1 2015 | $3,000 | -87.5% | 75 | -91.2% | 0.00% | – |
| Q4 2014 | $24,000 | +140.0% | 852 | +121.3% | 0.00% | – |
| Q1 2014 | $10,000 | – | 385 | – | 0.00% | – |
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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% |