PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 151 filers reported holding PROTHENA CORP PLC in Q1 2017. The put-call ratio across all filers is 2.05 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $722,850 | -95.2% | 15,000 | +3585.5% | 0.24% | +56.4% |
| Q2 2022 | $15,000,000 | -37.1% | 407 | -97.3% | 0.16% | -97.1% |
| Q1 2022 | $23,848,000 | +3118.4% | 15,000 | 0.0% | 5.38% | +3159.4% |
| Q4 2021 | $741,000 | +31.9% | 15,000 | 0.0% | 0.16% | -16.7% |
| Q4 2017 | $562,000 | -75.3% | 15,000 | -64.3% | 0.20% | -77.1% |
| Q2 2017 | $2,274,000 | -2.9% | 42,000 | 0.0% | 0.86% | -3.6% |
| Q1 2017 | $2,342,000 | +13.4% | 42,000 | 0.0% | 0.90% | -3.8% |
| Q4 2016 | $2,066,000 | – | 42,000 | – | 0.93% | – |
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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% |