PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 187 filers reported holding PROTHENA CORP PLC in Q3 2022. The put-call ratio across all filers is 0.81 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $115,269 | -25.4% | 2,389 | +5.5% | 0.01% | -25.0% |
| Q2 2023 | $154,586 | +10.2% | 2,264 | -2.8% | 0.01% | +33.3% |
| Q4 2022 | $140,322 | +121.9% | 2,329 | 0.0% | 0.01% | +100.0% |
| Q2 2022 | $63,232 | -25.8% | 2,329 | 0.0% | 0.00% | 0.0% |
| Q1 2022 | $85,172 | -81.4% | 2,329 | -74.9% | 0.00% | -50.0% |
| Q4 2021 | $458,432 | -30.6% | 9,280 | 0.0% | 0.01% | -40.0% |
| Q3 2021 | $661,014 | +175.1% | 9,280 | -3.0% | 0.01% | +150.0% |
| Q1 2021 | $240,298 | +101.3% | 9,566 | -3.8% | 0.00% | +100.0% |
| Q4 2020 | $119,391 | -10.5% | 9,941 | -22.1% | 0.00% | 0.0% |
| Q2 2020 | $133,417 | +30.7% | 12,755 | -2.0% | 0.00% | 0.0% |
| Q3 2019 | $102,069 | -25.8% | 13,019 | 0.0% | 0.00% | 0.0% |
| Q2 2019 | $137,611 | -12.9% | 13,019 | 0.0% | 0.00% | -33.3% |
| Q1 2019 | $157,920 | +17.8% | 13,019 | 0.0% | 0.00% | 0.0% |
| Q4 2018 | $134,096 | -65.4% | 13,019 | -25.1% | 0.00% | 0.0% |
| Q2 2014 | $388,000 | -5.4% | 17,383 | +62.3% | 0.00% | 0.0% |
| Q1 2014 | $410,000 | +44.4% | 10,713 | 0.0% | 0.00% | +50.0% |
| Q4 2013 | $284,000 | +30.9% | 10,713 | 0.0% | 0.00% | 0.0% |
| Q3 2013 | $217,000 | – | 10,713 | – | 0.00% | – |
Download | ||||||
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% |