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 | ||||
|---|---|---|---|---|---|---|
| Q4 2020 | $11,742,000 | -24.1% | 977,647 | -36.9% | 1.91% | +37.0% |
| Q3 2020 | $15,469,000 | -29.0% | 1,548,479 | -25.7% | 1.39% | -20.1% |
| Q2 2020 | $21,787,000 | -2.2% | 2,082,841 | 0.0% | 1.74% | -25.2% |
| Q1 2020 | $22,286,000 | -33.0% | 2,082,841 | -0.9% | 2.33% | -19.6% |
| Q4 2019 | $33,258,000 | +105.3% | 2,100,941 | +1.7% | 2.90% | +94.6% |
| Q3 2019 | $16,198,000 | -99.9% | 2,066,041 | +23.3% | 1.49% | -24.4% |
| Q2 2019 | $17,718,000,000 | -3.5% | 1,676,250 | +235.2% | 1.97% | -27.8% |
| Q1 2018 | $18,355,000,000 | – | 500,000 | – | 2.73% | – |
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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% |