PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 106 filers reported holding PROTHENA CORP PLC in Q4 2013. The put-call ratio across all filers is 0.51 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $6,571,795 | -40.9% | 136,203 | -16.3% | 0.02% | -35.7% |
| Q2 2023 | $11,111,409 | -37.3% | 162,733 | -55.5% | 0.03% | -45.1% |
| Q1 2023 | $17,717,675 | +44.6% | 365,539 | +79.7% | 0.05% | +34.2% |
| Q4 2022 | $12,256,959 | +49.0% | 203,435 | +49.9% | 0.04% | +35.7% |
| Q3 2022 | $8,227,000 | +31.5% | 135,685 | -41.1% | 0.03% | +33.3% |
| Q2 2022 | $6,256,000 | -34.5% | 230,427 | -11.8% | 0.02% | -25.0% |
| Q1 2022 | $9,555,000 | -35.8% | 261,291 | -13.3% | 0.03% | -12.5% |
| Q4 2021 | $14,892,000 | -34.9% | 301,454 | -6.1% | 0.03% | -37.3% |
| Q3 2021 | $22,877,000 | +32.0% | 321,166 | -4.7% | 0.05% | +30.8% |
| Q2 2021 | $17,325,000 | +132.7% | 336,990 | +13.7% | 0.04% | +105.3% |
| Q1 2021 | $7,445,000 | +1126.5% | 296,378 | +485.9% | 0.02% | +850.0% |
| Q4 2020 | $607,000 | -39.1% | 50,581 | -49.3% | 0.00% | -50.0% |
| Q3 2020 | $997,000 | -16.6% | 99,811 | -12.7% | 0.00% | -33.3% |
| Q2 2020 | $1,196,000 | +35.8% | 114,324 | +38.9% | 0.01% | -14.3% |
| Q1 2020 | $881,000 | -62.2% | 82,330 | -44.0% | 0.01% | 0.0% |
| Q4 2019 | $2,328,000 | +145.3% | 147,062 | +21.5% | 0.01% | +133.3% |
| Q3 2019 | $949,000 | -75.6% | 121,043 | -67.1% | 0.00% | -76.9% |
| Q2 2019 | $3,885,000 | -20.3% | 367,523 | -8.5% | 0.01% | -18.8% |
| Q1 2019 | $4,873,000 | +30.1% | 401,724 | +10.5% | 0.02% | +6.7% |
| Q4 2018 | $3,745,000 | -0.0% | 363,576 | +26.9% | 0.02% | +50.0% |
| Q3 2018 | $3,746,000 | +45.8% | 286,407 | +62.5% | 0.01% | +25.0% |
| Q2 2018 | $2,570,000 | +444.5% | 176,261 | +1299.6% | 0.01% | +300.0% |
| Q4 2017 | $472,000 | -73.1% | 12,594 | -51.0% | 0.00% | -75.0% |
| Q4 2015 | $1,752,000 | +734.3% | 25,726 | +456.6% | 0.01% | +700.0% |
| Q3 2015 | $210,000 | -96.4% | 4,622 | -95.9% | 0.00% | -96.3% |
| Q2 2015 | $5,875,000 | +231.9% | 111,544 | +42.1% | 0.03% | +237.5% |
| Q2 2014 | $1,770,000 | -29.8% | 78,479 | +19.3% | 0.01% | -38.5% |
| Q1 2014 | $2,520,000 | +433.9% | 65,783 | +269.8% | 0.01% | +333.3% |
| Q4 2013 | $472,000 | – | 17,790 | – | 0.00% | – |
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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% |