PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 129 filers reported holding PROTHENA CORP PLC in Q3 2019. The put-call ratio across all filers is 0.21 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $30,156,250 | +147118.6% | 625,000 | +108.3% | 1.60% | +68.9% |
| Q2 2023 | $20,484 | +40.9% | 300,000 | 0.0% | 0.95% | +33.1% |
| Q1 2023 | $14,541 | -99.9% | 300,000 | 0.0% | 0.71% | -25.1% |
| Q4 2022 | $18,075,000 | -0.6% | 300,000 | 0.0% | 0.95% | -6.8% |
| Q3 2022 | $18,189,000 | +123.3% | 300,000 | 0.0% | 1.02% | +98.3% |
| Q2 2022 | $8,145,000 | -25.8% | 300,000 | 0.0% | 0.52% | -8.5% |
| Q1 2022 | $10,971,000 | -26.0% | 300,000 | 0.0% | 0.56% | -2.1% |
| Q4 2021 | $14,820,000 | -30.6% | 300,000 | 0.0% | 0.58% | -22.8% |
| Q3 2021 | $21,369,000 | +3324.5% | 300,000 | +276.9% | 0.75% | +1557.8% |
| Q3 2019 | $624,000 | – | 79,598 | – | 0.04% | – |
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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% |