PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 143 filers reported holding PROTHENA CORP PLC in Q2 2016. The put-call ratio across all filers is 2.21 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,318,638 | -19.8% | 172,407 | +13.5% | 1.62% | -6.3% |
| Q2 2023 | $10,368,181 | +74.3% | 151,848 | +23.7% | 1.73% | +51.1% |
| Q1 2023 | $5,949,693 | -14.3% | 122,750 | +6.6% | 1.14% | -14.8% |
| Q4 2022 | $6,940,800 | +0.6% | 115,200 | -37.4% | 1.34% | +55.8% |
| Q4 2017 | $6,901,000 | -45.6% | 184,063 | -6.0% | 0.86% | -47.3% |
| Q3 2017 | $12,689,000 | +55.2% | 195,909 | +29.7% | 1.64% | +82.9% |
| Q2 2017 | $8,175,000 | +3.9% | 151,046 | +7.1% | 0.89% | -2.7% |
| Q1 2017 | $7,869,000 | +29.4% | 141,046 | +14.1% | 0.92% | +36.4% |
| Q4 2016 | $6,082,000 | -18.2% | 123,646 | -0.2% | 0.67% | -7.7% |
| Q3 2016 | $7,433,000 | +21.7% | 123,946 | -29.1% | 0.73% | +15.7% |
| Q2 2016 | $6,109,000 | -62.7% | 174,746 | -56.1% | 0.63% | -20.3% |
| Q1 2016 | $16,386,000 | – | 398,100 | – | 0.79% | – |
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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% |