PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 153 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is 0.60 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $1,172,000 | -45.8% | 43,700 | -29.9% | 0.02% | -81.5% |
| Q1 2019 | $2,162,000 | +331.5% | 62,300 | +142.9% | 0.12% | +260.6% |
| Q4 2018 | $501,000 | -29.4% | 25,650 | -3.8% | 0.03% | -26.7% |
| Q3 2018 | $710,000 | -54.7% | 26,650 | -35.8% | 0.04% | -66.4% |
| Q2 2018 | $1,567,000 | +12.3% | 41,500 | -2.8% | 0.13% | -2.9% |
| Q1 2018 | $1,395,000 | -33.9% | 42,700 | -1.5% | 0.14% | -37.3% |
| Q4 2017 | $2,110,000 | +24.0% | 43,350 | +37.6% | 0.22% | +23.6% |
| Q3 2017 | $1,702,000 | -15.8% | 31,500 | -12.5% | 0.18% | -25.5% |
| Q2 2017 | $2,022,000 | +43.3% | 36,000 | 0.0% | 0.24% | +27.1% |
| Q1 2017 | $1,411,000 | +74.6% | 36,000 | 0.0% | 0.19% | +13.9% |
| Q4 2016 | $808,000 | -1.2% | 36,000 | 0.0% | 0.16% | +11.5% |
| Q3 2016 | $818,000 | – | 36,000 | – | 0.15% | – |
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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% |