PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 161 filers reported holding PORTOLA PHARMACEUTICALS INC in Q1 2015. The put-call ratio across all filers is 0.67 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $51,000 | +75.9% | 1,300 | 0.0% | 0.04% | +73.9% |
| Q4 2016 | $29,000 | +45.0% | 1,300 | +44.4% | 0.02% | +43.8% |
| Q3 2016 | $20,000 | -39.4% | 900 | -35.7% | 0.02% | -40.7% |
| Q2 2016 | $33,000 | +13.8% | 1,400 | 0.0% | 0.03% | +8.0% |
| Q1 2016 | $29,000 | -59.7% | 1,400 | 0.0% | 0.02% | -60.3% |
| Q4 2015 | $72,000 | +89.5% | 1,400 | +55.6% | 0.06% | +75.0% |
| Q3 2015 | $38,000 | -53.7% | 900 | -50.0% | 0.04% | -47.8% |
| Q2 2015 | $82,000 | +20.6% | 1,800 | 0.0% | 0.07% | +19.0% |
| Q1 2015 | $68,000 | +51.1% | 1,800 | +12.5% | 0.06% | +48.7% |
| Q4 2014 | $45,000 | – | 1,600 | – | 0.04% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Fernwood Investment Management, LLC | 232,952 | $5,498,000 | 5.39% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 3,673,727 | $86,700,000 | 3.41% |
| Redmile Group, LLC | 1,466,537 | $34,610,000 | 3.31% |
| SECTORAL ASSET MANAGEMENT INC | 1,229,382 | $29,013,000 | 3.00% |
| HARVEY CAPITAL MANAGEMENT INC | 206,530 | $4,874,000 | 2.44% |
| Marcus Capital, LLC | 75,150 | $1,774,000 | 1.87% |
| Cormorant Asset Management, LP | 396,000 | $9,346,000 | 1.32% |
| Rail-Splitter Capital Management, LLC | 221,414 | $5,225,000 | 1.25% |
| Temasek Holdings (Private) Ltd | 6,583,568 | $155,372,000 | 1.21% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 636,526 | $15,022,000 | 0.84% |