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 | ||||
|---|---|---|---|---|---|---|
| Q2 2016 | $1,049,000,000 | +227.8% | 30,000 | +286.4% | 0.02% | +283.3% |
| Q1 2016 | $320,000,000 | -58.8% | 7,763 | -77.8% | 0.01% | -53.8% |
| Q3 2014 | $776,000,000 | -63.3% | 35,000 | -62.7% | 0.01% | -69.0% |
| Q2 2014 | $2,115,000,000 | – | 93,800 | – | 0.04% | – |
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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% |