PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 151 filers reported holding PORTOLA PHARMACEUTICALS INC in Q3 2016. The put-call ratio across all filers is 0.54 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $10,000 | -98.5% | 576 | -99.4% | 0.00% | -100.0% |
| Q1 2020 | $654,000 | -49.8% | 91,834 | +68.1% | 0.00% | -66.7% |
| Q4 2019 | $1,304,000 | +77.4% | 54,636 | +99.3% | 0.00% | +50.0% |
| Q3 2019 | $735,000 | +45.8% | 27,408 | +47.3% | 0.00% | +100.0% |
| Q2 2019 | $504,000 | -26.2% | 18,609 | -5.6% | 0.00% | -50.0% |
| Q1 2019 | $683,000 | +45.9% | 19,710 | +12.1% | 0.00% | 0.0% |
| Q3 2018 | $468,000 | -24.1% | 17,577 | +7.4% | 0.00% | 0.0% |
| Q2 2018 | $617,000 | -46.4% | 16,362 | -30.9% | 0.00% | -96.0% |
| Q4 2017 | $1,152,000 | +68.2% | 23,671 | +86.6% | 0.05% | +78.6% |
| Q3 2017 | $685,000 | +31.2% | 12,686 | +36.4% | 0.03% | +21.7% |
| Q2 2017 | $522,000 | -2.4% | 9,299 | -31.9% | 0.02% | 0.0% |
| Q1 2017 | $535,000 | +228.2% | 13,655 | +88.0% | 0.02% | +130.0% |
| Q4 2016 | $163,000 | -22.7% | 7,265 | -22.0% | 0.01% | -28.6% |
| Q3 2016 | $211,000 | +189.0% | 9,316 | +198.0% | 0.01% | +180.0% |
| Q2 2016 | $73,000 | -79.0% | 3,126 | -81.7% | 0.01% | -82.1% |
| Q1 2016 | $348,000 | -4.7% | 17,077 | +140.6% | 0.03% | -3.4% |
| Q4 2015 | $365,000 | +56.7% | 7,098 | +38.4% | 0.03% | +45.0% |
| Q2 2015 | $233,000 | +15.3% | 5,129 | -3.9% | 0.02% | -13.0% |
| Q1 2015 | $202,000 | +1162.5% | 5,338 | +831.6% | 0.02% | +1050.0% |
| Q4 2014 | $16,000 | – | 573 | – | 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% |