PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 187 filers reported holding PROTHENA CORP PLC in Q3 2022. The put-call ratio across all filers is 0.81 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $6,090,212 | -29.3% | 126,222 | 0.0% | 0.01% | -23.5% |
| Q2 2023 | $8,618,438 | +41.5% | 126,222 | +0.5% | 0.02% | +30.8% |
| Q1 2023 | $6,088,898 | -19.4% | 125,622 | +0.2% | 0.01% | -23.5% |
| Q4 2022 | $7,556,676 | +101.8% | 125,422 | +103.1% | 0.02% | +88.9% |
| Q3 2022 | $3,745,000 | +176.6% | 61,757 | +23.8% | 0.01% | +200.0% |
| Q2 2022 | $1,354,000 | -25.8% | 49,877 | 0.0% | 0.00% | -25.0% |
| Q1 2022 | $1,824,000 | -5.3% | 49,877 | +27.9% | 0.00% | 0.0% |
| Q4 2021 | $1,927,000 | +22.0% | 38,997 | +76.0% | 0.00% | +33.3% |
| Q3 2021 | $1,579,000 | +74.3% | 22,162 | +25.7% | 0.00% | +50.0% |
| Q2 2021 | $906,000 | +104.5% | 17,628 | 0.0% | 0.00% | +100.0% |
| Q1 2021 | $443,000 | +109.0% | 17,628 | 0.0% | 0.00% | – |
| Q4 2020 | $212,000 | +20.5% | 17,628 | 0.0% | 0.00% | – |
| Q3 2020 | $176,000 | – | 17,628 | – | 0.00% | – |
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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% |