PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 131 filers reported holding PROTHENA CORP PLC in Q2 2014. The put-call ratio across all filers is 0.49 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $1,011 | -99.9% | 20,861 | -33.0% | 0.10% | -34.6% |
| Q1 2022 | $1,139,000 | +73.9% | 31,142 | +134.9% | 0.15% | +86.6% |
| Q4 2021 | $655,000 | +154.9% | 13,259 | +267.2% | 0.08% | +215.4% |
| Q3 2021 | $257,000 | +42.0% | 3,611 | -76.1% | 0.03% | -13.3% |
| Q4 2020 | $181,000 | +16.8% | 15,095 | -23.8% | 0.03% | +42.9% |
| Q3 2019 | $155,000 | -60.9% | 19,805 | +178.7% | 0.02% | 0.0% |
| Q1 2017 | $396,000 | +38.0% | 7,105 | -13.4% | 0.02% | +31.2% |
| Q2 2016 | $287,000 | +16.2% | 8,200 | +36.7% | 0.02% | 0.0% |
| Q1 2016 | $247,000 | -74.3% | 6,000 | -57.5% | 0.02% | -66.0% |
| Q4 2015 | $962,000 | -20.9% | 14,120 | -47.4% | 0.05% | -21.7% |
| Q3 2015 | $1,216,000 | +440.4% | 26,819 | +526.6% | 0.06% | +566.7% |
| Q2 2015 | $225,000 | -9.6% | 4,280 | -34.2% | 0.01% | -50.0% |
| Q1 2014 | $249,000 | -6.0% | 6,500 | -35.0% | 0.02% | -14.3% |
| Q4 2013 | $265,000 | – | 10,000 | – | 0.02% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RA Capital Management | 1,554,918 | $59,569,000 | 4.27% |
| Cormorant Asset Management, LP | 350,000 | $13,409,000 | 3.08% |
| Redmile Group, LLC | 559,611 | $21,439,000 | 2.56% |
| Ghost Tree Capital, LLC | 110,000 | $4,214,000 | 2.50% |
| Atika Capital Management LLC | 57,500 | $2,203,000 | 1.88% |
| Palo Alto Investors LP | 1,065,836 | $40,832,000 | 1.69% |
| Perceptive Advisors | 350,000 | $13,409,000 | 1.41% |
| Orbimed Advisors | 1,889,000 | $72,368,000 | 0.89% |
| Rock Springs Capital Management LP | 65,000 | $2,490,000 | 0.57% |
| Cupps Capital Management, LLC | 164,199 | $6,290,000 | 0.48% |