PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 133 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2014. The put-call ratio across all filers is - and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $12,000 | -55.6% | 500 | -50.0% | 0.00% | -50.0% |
| Q3 2019 | $27,000 | 0.0% | 1,000 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $27,000 | -22.9% | 1,000 | 0.0% | 0.00% | -20.0% |
| Q1 2019 | $35,000 | +75.0% | 1,000 | 0.0% | 0.01% | +66.7% |
| Q4 2018 | $20,000 | -55.6% | 1,000 | -41.2% | 0.00% | -50.0% |
| Q3 2018 | $45,000 | -29.7% | 1,700 | 0.0% | 0.01% | -33.3% |
| Q2 2018 | $64,000 | +14.3% | 1,700 | 0.0% | 0.01% | +12.5% |
| Q1 2018 | $56,000 | -21.1% | 1,700 | +17.2% | 0.01% | -20.0% |
| Q4 2017 | $71,000 | -9.0% | 1,450 | 0.0% | 0.01% | -9.1% |
| Q3 2017 | $78,000 | +39.3% | 1,450 | +45.0% | 0.01% | +22.2% |
| Q2 2017 | $56,000 | -5.1% | 1,000 | -33.3% | 0.01% | 0.0% |
| Q1 2017 | $59,000 | +436.4% | 1,500 | +200.0% | 0.01% | +350.0% |
| Q4 2016 | $11,000 | 0.0% | 500 | 0.0% | 0.00% | 0.0% |
| Q3 2016 | $11,000 | -62.1% | 500 | -50.0% | 0.00% | -60.0% |
| Q4 2014 | $29,000 | – | 1,000 | – | 0.01% | – |
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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% |