PORTOLA PHARMACEUTICALS INC's ticker is PTLA and the CUSIP is 737010108. A total of 185 filers reported holding PORTOLA PHARMACEUTICALS INC in Q4 2018. The put-call ratio across all filers is 1.17 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2019 | $95,000 | -52.3% | 4,000 | -45.9% | 0.00% | -50.0% |
| Q3 2019 | $199,000 | -1.0% | 7,400 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $201,000 | +191.3% | 7,400 | +184.6% | 0.00% | +100.0% |
| Q3 2018 | $69,000 | -30.3% | 2,600 | -0.4% | 0.00% | 0.0% |
| Q2 2018 | $99,000 | +16.5% | 2,611 | 0.0% | 0.00% | 0.0% |
| Q1 2018 | $85,000 | -33.1% | 2,611 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $127,000 | -9.9% | 2,611 | 0.0% | 0.00% | 0.0% |
| Q3 2017 | $141,000 | -4.1% | 2,611 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $147,000 | +14600.0% | 2,611 | +23636.4% | 0.00% | – |
| Q2 2016 | $1,000 | 0.0% | 11 | -50.0% | 0.00% | – |
| Q1 2016 | $1,000 | 0.0% | 22 | +266.7% | 0.00% | – |
| Q4 2015 | $1,000 | – | 6 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| MPM ASSET MANAGEMENT LLC | 1,220,672 | $55,602,000 | 9.30% |
| Fernwood Investment Management, LLC | 201,211 | $9,165,000 | 7.20% |
| Cormorant Asset Management, LP | 500,000 | $22,775,000 | 3.03% |
| Ghost Tree Capital, LLC | 170,000 | $7,744,000 | 2.51% |
| HARVEY CAPITAL MANAGEMENT INC | 155,030 | $7,108,000 | 2.40% |
| SECTORAL ASSET MANAGEMENT INC | 1,169,130 | $53,254,000 | 2.22% |
| Atika Capital Management LLC | 98,000 | $4,464,000 | 2.01% |
| Temasek Holdings (Private) Ltd | 5,833,568 | $265,719,000 | 1.66% |
| CABOT WEALTH MANAGEMENT INC | 124,309 | $5,662,000 | 1.38% |
| EMERALD MUTUAL FUND ADVISERS TRUST | 314,689 | $14,334,000 | 1.11% |