PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 165 filers reported holding PROTHENA CORP PLC in Q2 2022. The put-call ratio across all filers is 0.24 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $360,138 | -20.9% | 7,464 | +12.0% | 0.00% | 0.0% |
| Q2 2023 | $455,223 | +61.8% | 6,667 | +14.8% | 0.00% | +100.0% |
| Q1 2023 | $281,368 | -13.3% | 5,805 | +7.8% | 0.00% | -50.0% |
| Q4 2022 | $324,507 | +27.3% | 5,386 | +28.0% | 0.00% | 0.0% |
| Q3 2022 | $255,000 | +34.2% | 4,208 | -39.9% | 0.00% | +100.0% |
| Q2 2022 | $190,000 | -25.8% | 7,006 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $256,000 | -36.9% | 7,006 | -14.8% | 0.00% | -50.0% |
| Q4 2021 | $406,000 | +18.4% | 8,226 | +71.0% | 0.00% | 0.0% |
| Q3 2021 | $343,000 | +220.6% | 4,811 | +130.5% | 0.00% | +100.0% |
| Q2 2021 | $107,000 | +105.8% | 2,087 | 0.0% | 0.00% | – |
| Q1 2021 | $52,000 | +108.0% | 2,087 | 0.0% | 0.00% | – |
| Q4 2020 | $25,000 | +19.0% | 2,087 | 0.0% | 0.00% | – |
| Q3 2020 | $21,000 | -4.5% | 2,087 | 0.0% | 0.00% | – |
| Q2 2020 | $22,000 | 0.0% | 2,087 | 0.0% | 0.00% | – |
| Q1 2020 | $22,000 | -33.3% | 2,087 | 0.0% | 0.00% | – |
| Q4 2019 | $33,000 | +106.2% | 2,087 | 0.0% | 0.00% | – |
| Q3 2019 | $16,000 | -27.3% | 2,087 | 0.0% | 0.00% | – |
| Q2 2019 | $22,000 | -12.0% | 2,087 | 0.0% | 0.00% | – |
| Q1 2019 | $25,000 | -24.2% | 2,087 | -34.8% | 0.00% | – |
| Q4 2018 | $33,000 | -21.4% | 3,200 | 0.0% | 0.00% | – |
| Q3 2018 | $42,000 | -10.6% | 3,200 | 0.0% | 0.00% | – |
| Q2 2018 | $47,000 | -59.8% | 3,200 | 0.0% | 0.00% | -100.0% |
| Q1 2018 | $117,000 | -2.5% | 3,200 | 0.0% | 0.00% | 0.0% |
| Q4 2017 | $120,000 | -22.1% | 3,200 | +34.7% | 0.00% | 0.0% |
| Q3 2017 | $154,000 | +19.4% | 2,375 | 0.0% | 0.00% | 0.0% |
| Q2 2017 | $129,000 | +180.4% | 2,375 | +187.5% | 0.00% | – |
| Q1 2017 | $46,000 | +12.2% | 826 | 0.0% | 0.00% | – |
| Q4 2016 | $41,000 | -18.0% | 826 | 0.0% | 0.00% | -100.0% |
| Q3 2016 | $50,000 | +100.0% | 826 | +16.5% | 0.00% | – |
| Q2 2016 | $25,000 | -13.8% | 709 | 0.0% | 0.00% | – |
| Q1 2016 | $29,000 | -39.6% | 709 | 0.0% | 0.00% | -100.0% |
| Q4 2015 | $48,000 | +242.9% | 709 | +122.3% | 0.00% | – |
| Q3 2015 | $14,000 | +55.6% | 319 | +85.5% | 0.00% | – |
| Q2 2015 | $9,000 | – | 172 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Woodford Investment Management Ltd | 10,304,751 | $360,254,000 | 16.93% |
| Palo Alto Investors LP | 788,618 | $27,570,000 | 2.08% |
| Redmile Group, LLC | 487,406 | $17,040,000 | 1.63% |
| TURNER INVESTMENTS LLC | 78,870 | $2,757,000 | 0.86% |
| Rock Springs Capital Management LP | 308,000 | $10,768,000 | 0.80% |
| SECTORAL ASSET MANAGEMENT INC | 174,746 | $6,109,000 | 0.63% |
| BB BIOTECH AG | 350,000 | $12,236,000 | 0.48% |
| MARINER INVESTMENT GROUP LLC | 33,104 | $1,157,000 | 0.39% |
| PINNACLE ASSOCIATES LTD | 436,417 | $15,257,000 | 0.33% |
| OAK RIDGE INVESTMENTS LLC | 364,250 | $12,734,000 | 0.33% |