PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 148 filers reported holding PROTHENA CORP PLC in Q3 2016. The put-call ratio across all filers is 4.25 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $193 | -29.6% | 4 | 0.0% | 0.00% | – |
| Q2 2023 | $274 | -5.8% | 4 | -33.3% | 0.00% | – |
| Q1 2023 | $291 | -31.0% | 6 | -14.3% | 0.00% | – |
| Q4 2022 | $422 | – | 7 | +75.0% | 0.00% | – |
| Q3 2022 | $0 | – | 4 | +33.3% | 0.00% | – |
| Q2 2022 | $0 | – | 3 | 0.0% | 0.00% | – |
| Q1 2022 | $0 | -100.0% | 3 | -87.0% | 0.00% | – |
| Q2 2016 | $1,000 | – | 23 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 9,426,640 | $73,905,000 | 9.33% |
| GREAT POINT PARTNERS LLC | 2,066,041 | $16,198,000 | 1.49% |
| LONESTAR CAPITAL MANAGEMENT LLC | 300,000 | $2,352,000 | 0.78% |
| TANG CAPITAL MANAGEMENT LLC | 423,823 | $3,323,000 | 0.57% |
| Palo Alto Investors LP | 1,004,449 | $7,875,000 | 0.52% |
| Orbimed Advisors | 3,022,117 | $23,693,000 | 0.45% |
| Kerrisdale Advisers, LLC | 61,640 | $483,000 | 0.30% |
| Endurant Capital Management LP | 86,407 | $677,000 | 0.24% |
| Campbell & CO Investment Adviser LLC | 47,901 | $376,000 | 0.14% |
| Boxer Capital, LLC | 79,598 | $624,000 | 0.04% |