PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 120 filers reported holding PROTHENA CORP PLC in Q4 2018. The put-call ratio across all filers is 2.81 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $11,000 | +83.3% | 220 | 0.0% | 0.00% | – |
| Q1 2021 | $6,000 | +100.0% | 220 | 0.0% | 0.00% | – |
| Q4 2020 | $3,000 | +50.0% | 220 | 0.0% | 0.00% | – |
| Q3 2020 | $2,000 | – | 220 | +780.0% | 0.00% | – |
| Q2 2020 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q1 2020 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q4 2019 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q3 2019 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q2 2019 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q1 2019 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q4 2018 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q3 2018 | $0 | – | 25 | 0.0% | 0.00% | – |
| Q2 2018 | $0 | -100.0% | 25 | 0.0% | 0.00% | – |
| Q1 2018 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q4 2017 | $1,000 | -50.0% | 25 | 0.0% | 0.00% | – |
| Q3 2017 | $2,000 | +100.0% | 25 | 0.0% | 0.00% | – |
| Q2 2017 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q1 2017 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q4 2016 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q3 2016 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q2 2016 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q1 2016 | $1,000 | -50.0% | 25 | 0.0% | 0.00% | – |
| Q4 2015 | $2,000 | +100.0% | 25 | 0.0% | 0.00% | – |
| Q3 2015 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q2 2015 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q1 2015 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q4 2014 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q3 2014 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q2 2014 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q1 2014 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q4 2013 | $1,000 | 0.0% | 25 | 0.0% | 0.00% | – |
| Q3 2013 | $1,000 | – | 25 | 0.0% | 0.00% | – |
| Q2 2013 | $0 | – | 25 | – | 0.00% | – |
Download | ||||||
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% |