PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 140 filers reported holding PROTHENA CORP PLC in Q4 2020. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $4,084,507 | +44.5% | 84,653 | +104.5% | 0.01% | +10.0% |
| Q2 2023 | $2,826,587 | +607.9% | 41,397 | +402.5% | 0.01% | +400.0% |
| Q1 2023 | $399,296 | -8.0% | 8,238 | +14.4% | 0.00% | 0.0% |
| Q4 2022 | $433,800 | +15.1% | 7,200 | -48.1% | 0.00% | -33.3% |
| Q2 2022 | $377,000 | +72.9% | 13,878 | +132.5% | 0.00% | +50.0% |
| Q1 2022 | $218,000 | -77.8% | 5,969 | -69.9% | 0.00% | -75.0% |
| Q4 2021 | $980,000 | +590.1% | 19,833 | +39.2% | 0.01% | +300.0% |
| Q3 2020 | $142,000 | -30.0% | 14,246 | -26.8% | 0.00% | -33.3% |
| Q2 2020 | $203,000 | – | 19,451 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Woodford Investment Management Ltd | 5,527,525 | $291,135,000 | 22.33% |
| Independence Capital Asset Partners, LLC | 20,530 | $1,081,000 | 1.68% |
| TURNER INVESTMENTS LLC | 173,820 | $9,155,000 | 1.68% |
| Palo Alto Investors LP | 695,918 | $36,654,000 | 1.63% |
| Rock Springs Capital Management LP | 250,000 | $13,168,000 | 0.96% |
| Visium Asset Management, LP | 996,887 | $52,506,000 | 0.74% |
| EAM Investors, LLC | 117,809 | $6,205,000 | 0.73% |
| SPHERA FUNDS MANAGEMENT LTD. | 115,133 | $6,064,000 | 0.59% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 1,392,850 | $73,361,000 | 0.45% |
| MARINER INVESTMENT GROUP LLC | 23,600 | $1,243,000 | 0.32% |