PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 217 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2017. The put-call ratio across all filers is 2.74 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $961,000 | +79.0% | 35,422 | +128.7% | 0.09% | +126.3% |
| Q1 2019 | $537,000 | -39.7% | 15,488 | -53.7% | 0.04% | -43.3% |
| Q3 2018 | $891,000 | +84.9% | 33,440 | +126.6% | 0.07% | +97.1% |
| Q1 2018 | $482,000 | +21.7% | 14,756 | +101.4% | 0.03% | -66.0% |
| Q3 2017 | $396,000 | -24.1% | 7,325 | -21.2% | 0.10% | -30.1% |
| Q2 2017 | $522,000 | -51.8% | 9,300 | -66.3% | 0.14% | +2.9% |
| Q1 2017 | $1,082,000 | +55.2% | 27,621 | -10.0% | 0.14% | -10.9% |
| Q3 2016 | $697,000 | -42.3% | 30,682 | -40.0% | 0.16% | -1.9% |
| Q2 2016 | $1,208,000 | +160.3% | 51,175 | +124.8% | 0.16% | +194.4% |
| Q1 2016 | $464,000 | -85.3% | 22,763 | -62.9% | 0.05% | -80.6% |
| Q4 2015 | $3,154,000 | +287.0% | 61,300 | +242.5% | 0.28% | +202.2% |
| Q2 2015 | $815,000 | -18.3% | 17,900 | -31.9% | 0.09% | -9.8% |
| Q1 2015 | $998,000 | – | 26,300 | – | 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% |