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 2024 | $40,331 | +6.6% | 1,954 | +28.0% | 0.00% | – |
| Q1 2024 | $37,825 | -32.6% | 1,527 | -1.1% | 0.00% | – |
| Q4 2023 | $56,109 | +175.6% | 1,544 | +265.9% | 0.00% | – |
| Q3 2023 | $20,362 | -29.3% | 422 | 0.0% | 0.00% | – |
| Q2 2023 | $28,814 | +42.9% | 422 | +1.4% | 0.00% | – |
| Q1 2023 | $20,164 | -19.5% | 416 | 0.0% | 0.00% | – |
| Q4 2022 | $25,064 | -26.3% | 416 | -26.5% | 0.00% | – |
| Q3 2022 | $34,000 | +209.1% | 566 | +36.1% | 0.00% | – |
| Q2 2022 | $11,000 | -26.7% | 416 | 0.0% | 0.00% | – |
| Q1 2022 | $15,000 | -28.6% | 416 | 0.0% | 0.00% | – |
| Q4 2021 | $21,000 | -30.0% | 416 | 0.0% | 0.00% | – |
| Q3 2021 | $30,000 | +42.9% | 416 | 0.0% | 0.00% | – |
| Q2 2021 | $21,000 | +110.0% | 416 | 0.0% | 0.00% | – |
| Q1 2021 | $10,000 | +100.0% | 416 | 0.0% | 0.00% | – |
| Q4 2020 | $5,000 | +25.0% | 416 | -0.5% | 0.00% | – |
| Q3 2020 | $4,000 | 0.0% | 418 | +0.5% | 0.00% | – |
| Q2 2020 | $4,000 | +100.0% | 416 | +38.7% | 0.00% | – |
| Q3 2019 | $2,000 | -50.0% | 300 | -13.0% | 0.00% | – |
| Q2 2019 | $4,000 | 0.0% | 345 | +6.5% | 0.00% | – |
| Q1 2019 | $4,000 | 0.0% | 324 | 0.0% | 0.00% | – |
| Q4 2018 | $4,000 | 0.0% | 324 | 0.0% | 0.00% | – |
| Q3 2018 | $4,000 | 0.0% | 324 | 0.0% | 0.00% | – |
| Q2 2018 | $4,000 | -97.1% | 324 | -91.3% | 0.00% | – |
| Q1 2018 | $137,000 | -31.8% | 3,724 | -30.8% | 0.00% | – |
| Q4 2017 | $201,000 | -38.7% | 5,384 | +6.7% | 0.00% | – |
| Q3 2017 | $328,000 | +24.2% | 5,044 | +3.2% | 0.00% | – |
| Q2 2017 | $264,000 | +95.6% | 4,888 | +103.7% | 0.00% | – |
| Q1 2017 | $135,000 | -17.2% | 2,400 | -27.7% | 0.00% | – |
| Q4 2016 | $163,000 | -1.2% | 3,320 | +21.2% | 0.00% | – |
| Q3 2016 | $165,000 | +120.0% | 2,740 | +26.4% | 0.00% | – |
| Q2 2016 | $75,000 | +650.0% | 2,167 | +753.1% | 0.00% | – |
| Q1 2016 | $10,000 | -44.4% | 254 | +2.8% | 0.00% | – |
| Q4 2015 | $18,000 | -92.4% | 247 | -95.3% | 0.00% | – |
| Q3 2015 | $237,000 | -39.4% | 5,247 | -29.3% | 0.00% | – |
| Q2 2015 | $391,000 | +6.8% | 7,421 | -22.8% | 0.00% | – |
| Q1 2015 | $366,000 | +84.8% | 9,618 | +0.5% | 0.00% | – |
| Q4 2014 | $198,000 | -21.7% | 9,574 | -15.9% | 0.00% | – |
| Q3 2014 | $253,000 | +7.2% | 11,380 | +9.2% | 0.00% | – |
| Q2 2014 | $236,000 | +11.8% | 10,418 | +88.5% | 0.00% | – |
| Q1 2014 | $211,000 | -18.8% | 5,526 | -43.4% | 0.00% | – |
| Q4 2013 | $260,000 | +5100.0% | 9,764 | +3111.8% | 0.00% | – |
| Q3 2013 | $5,000 | 0.0% | 304 | +4.8% | 0.00% | – |
| Q2 2013 | $5,000 | – | 290 | – | 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% |