PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 183 filers reported holding PORTOLA PHARMACEUTICALS INC in Q1 2017. The put-call ratio across all filers is 0.81 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2020 | $20,694,000 | +1322.3% | 1,150,306 | +2642.9% | 0.02% | +2300.0% |
| Q1 2019 | $1,455,000 | +5.1% | 41,937 | -19.3% | 0.00% | 0.0% |
| Q3 2018 | $1,384,000 | -51.9% | 51,970 | -31.8% | 0.00% | -66.7% |
| Q2 2018 | $2,878,000 | -48.7% | 76,220 | -55.6% | 0.00% | -40.0% |
| Q1 2018 | $5,610,000 | -50.2% | 171,765 | -25.8% | 0.01% | -44.4% |
| Q4 2017 | $11,263,000 | -10.6% | 231,363 | -0.7% | 0.01% | -18.2% |
| Q3 2017 | $12,595,000 | -0.8% | 233,103 | +3.4% | 0.01% | -8.3% |
| Q2 2017 | $12,699,000 | +30.8% | 225,340 | -9.2% | 0.01% | +20.0% |
| Q1 2017 | $9,709,000 | +2502.9% | 248,265 | +1393.8% | 0.01% | – |
| Q4 2016 | $373,000 | -1.1% | 16,620 | 0.0% | 0.00% | – |
| Q3 2016 | $377,000 | -6.0% | 16,620 | -2.2% | 0.00% | – |
| Q2 2016 | $401,000 | -80.5% | 17,000 | -57.3% | 0.00% | -100.0% |
| Q4 2015 | $2,054,000 | +21.1% | 39,800 | 0.0% | 0.00% | 0.0% |
| Q3 2015 | $1,696,000 | -6.5% | 39,800 | 0.0% | 0.00% | 0.0% |
| Q2 2015 | $1,813,000 | – | 39,800 | – | 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% |