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 | ||||
|---|---|---|---|---|---|---|
| Q3 2017 | $6,358,000 | +14.9% | 117,680 | +19.5% | 0.04% | +14.3% |
| Q2 2017 | $5,533,000 | +359.9% | 98,500 | +93.2% | 0.04% | +288.9% |
| Q2 2016 | $1,203,000 | -30.0% | 50,994 | -39.4% | 0.01% | -47.1% |
| Q1 2016 | $1,718,000 | -33.1% | 84,210 | +68.8% | 0.02% | -29.2% |
| Q4 2015 | $2,567,000 | +283.7% | 49,900 | +217.8% | 0.02% | +242.9% |
| Q3 2015 | $669,000 | +109.7% | 15,700 | +124.3% | 0.01% | +133.3% |
| Q2 2015 | $319,000 | -78.1% | 7,000 | -81.7% | 0.00% | -78.6% |
| Q1 2015 | $1,455,000 | +161.2% | 38,319 | +100.6% | 0.01% | +27.3% |
| Q2 2014 | $557,000 | – | 19,100 | – | 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% |