PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 185 filers reported holding PORTOLA PHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 1.09 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $926,000 | -20.8% | 38,788 | -11.0% | 0.00% | -50.0% |
| Q3 2019 | $1,169,000 | -13.7% | 43,583 | -12.6% | 0.00% | 0.0% |
| Q2 2019 | $1,354,000 | -48.8% | 49,891 | -34.6% | 0.00% | -50.0% |
| Q1 2019 | $2,647,000 | +291.0% | 76,274 | +120.0% | 0.00% | +300.0% |
| Q4 2018 | $677,000 | -52.3% | 34,664 | -35.0% | 0.00% | -50.0% |
| Q3 2018 | $1,420,000 | -6.7% | 53,317 | +32.3% | 0.00% | -33.3% |
| Q2 2018 | $1,522,000 | +134.5% | 40,302 | +102.9% | 0.00% | +200.0% |
| Q1 2018 | $649,000 | +68.6% | 19,861 | +151.4% | 0.00% | 0.0% |
| Q4 2017 | $385,000 | +55.9% | 7,900 | +72.9% | 0.00% | – |
| Q3 2017 | $247,000 | +1.2% | 4,570 | -57.5% | 0.00% | -100.0% |
| Q3 2016 | $244,000 | +8.0% | 10,758 | +12.2% | 0.00% | 0.0% |
| Q2 2016 | $226,000 | -78.0% | 9,590 | -51.9% | 0.00% | -75.0% |
| Q4 2015 | $1,026,000 | – | 19,947 | – | 0.00% | – |
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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% |