PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 175 filers reported holding PROTHENA CORP PLC in Q1 2022. The put-call ratio across all filers is 0.32 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $1,598,000 | +43.2% | 26,366 | -35.8% | 1.59% | +57.8% |
| Q2 2022 | $1,116,000 | -26.9% | 41,092 | -1.5% | 1.01% | -3.3% |
| Q1 2022 | $1,526,000 | -16.8% | 41,735 | +12.5% | 1.04% | -13.4% |
| Q4 2021 | $1,834,000 | +3.6% | 37,112 | +49.4% | 1.20% | +6.9% |
| Q3 2021 | $1,770,000 | +7.3% | 24,849 | -22.6% | 1.13% | +6.8% |
| Q2 2021 | $1,650,000 | +42.2% | 32,104 | -30.5% | 1.05% | +34.1% |
| Q1 2021 | $1,160,000 | +24.1% | 46,188 | -40.6% | 0.79% | +26.4% |
| Q4 2020 | $935,000 | – | 77,813 | – | 0.62% | – |
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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% |