PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 153 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2016. The put-call ratio across all filers is 0.60 and the average weighting 0.2%.
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 | 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% |