PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 147 filers reported holding PROTHENA CORP PLC in Q3 2015. The put-call ratio across all filers is 0.61 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2023 | $3,390,512 | +93.5% | 49,656 | +37.3% | 0.63% | +82.6% |
| Q1 2023 | $1,752,481 | -45.5% | 36,156 | -32.2% | 0.34% | -48.3% |
| Q4 2022 | $3,214,097 | -1.2% | 53,346 | -0.5% | 0.66% | -5.9% |
| Q3 2022 | $3,252,000 | -29.4% | 53,637 | -17.0% | 0.71% | -9.0% |
| Q3 2021 | $4,605,000 | -14.3% | 64,650 | -38.2% | 0.78% | -6.4% |
| Q2 2021 | $5,375,000 | +247.0% | 104,550 | +69.6% | 0.83% | +256.2% |
| Q1 2021 | $1,549,000 | -64.3% | 61,657 | -3.3% | 0.23% | -59.0% |
| Q4 2015 | $4,342,000 | +70.7% | 63,746 | +13.6% | 0.57% | +40.9% |
| Q3 2015 | $2,543,000 | -59.0% | 56,093 | -52.4% | 0.40% | -44.5% |
| Q2 2015 | $6,205,000 | +404.5% | 117,809 | +265.3% | 0.73% | +411.3% |
| Q1 2015 | $1,230,000 | – | 32,250 | – | 0.14% | – |
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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% |