PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 190 filers reported holding PROTHENA CORP PLC in Q3 2023. The put-call ratio across all filers is 1.91 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $101,818,742 | -20.4% | 2,110,233 | +12.6% | 0.01% | -14.3% |
| Q2 2023 | $127,934,734 | +25.5% | 1,873,678 | -10.9% | 0.01% | +16.7% |
| Q1 2023 | $101,905,465 | -58.8% | 2,102,458 | -48.8% | 0.01% | -14.3% |
| Q4 2022 | $247,261,180 | +116.7% | 4,103,920 | +118.1% | 0.01% | 0.0% |
| Q3 2022 | $114,093,000 | +87.1% | 1,881,794 | -16.2% | 0.01% | +75.0% |
| Q2 2022 | $60,981,000 | -29.6% | 2,246,073 | -5.1% | 0.00% | 0.0% |
| Q1 2022 | $86,583,000 | -11.2% | 2,367,583 | +20.0% | 0.00% | -20.0% |
| Q4 2021 | $97,464,000 | -2.6% | 1,972,950 | +40.4% | 0.01% | 0.0% |
| Q3 2021 | $100,096,000 | +58.5% | 1,405,244 | +14.4% | 0.01% | +66.7% |
| Q2 2021 | $63,156,000 | +108.8% | 1,228,479 | +2.0% | 0.00% | +50.0% |
| Q1 2021 | $30,252,000 | +312.8% | 1,204,292 | +97.4% | 0.00% | – |
| Q4 2020 | $7,328,000 | -40.5% | 610,150 | -50.5% | 0.00% | -100.0% |
| Q3 2020 | $12,322,000 | -18.1% | 1,233,451 | -14.2% | 0.00% | 0.0% |
| Q2 2020 | $15,038,000 | +33.4% | 1,437,625 | +36.5% | 0.00% | 0.0% |
| Q1 2020 | $11,272,000 | -31.4% | 1,053,448 | +1.5% | 0.00% | 0.0% |
| Q4 2019 | $16,436,000 | +75.2% | 1,038,272 | -13.2% | 0.00% | 0.0% |
| Q3 2019 | $9,382,000 | -35.7% | 1,196,623 | -13.4% | 0.00% | 0.0% |
| Q2 2019 | $14,602,000 | -20.9% | 1,381,412 | -9.2% | 0.00% | 0.0% |
| Q1 2019 | $18,459,000 | +17.7% | 1,521,800 | -0.1% | 0.00% | 0.0% |
| Q4 2018 | $15,689,000 | -37.9% | 1,523,171 | -21.2% | 0.00% | -50.0% |
| Q3 2018 | $25,281,000 | -49.3% | 1,932,998 | -43.5% | 0.00% | -50.0% |
| Q2 2018 | $49,881,000 | -22.2% | 3,421,473 | +95.8% | 0.00% | -20.0% |
| Q1 2018 | $64,136,000 | +23.2% | 1,747,095 | +25.8% | 0.01% | +25.0% |
| Q4 2017 | $52,049,000 | -33.3% | 1,388,421 | +15.2% | 0.00% | -42.9% |
| Q3 2017 | $78,055,000 | +22.1% | 1,205,226 | +2.0% | 0.01% | +16.7% |
| Q2 2017 | $63,932,000 | +7.3% | 1,181,365 | +10.6% | 0.01% | +20.0% |
| Q1 2017 | $59,594,000 | +11.6% | 1,068,172 | -1.6% | 0.01% | 0.0% |
| Q4 2016 | $53,392,000 | -16.9% | 1,085,411 | +1.3% | 0.01% | -16.7% |
| Q3 2016 | $64,272,000 | +97.2% | 1,071,717 | +14.9% | 0.01% | +50.0% |
| Q2 2016 | $32,590,000 | -35.3% | 932,353 | -23.9% | 0.00% | -20.0% |
| Q1 2016 | $50,406,000 | -8.6% | 1,224,523 | +51.3% | 0.01% | -16.7% |
| Q4 2015 | $55,130,000 | +25.5% | 809,434 | -16.5% | 0.01% | +20.0% |
| Q3 2015 | $43,925,000 | -21.8% | 968,805 | -9.1% | 0.01% | -16.7% |
| Q2 2015 | $56,143,000 | +23.8% | 1,065,977 | -10.4% | 0.01% | +20.0% |
| Q1 2015 | $45,366,000 | +90.1% | 1,189,576 | +3.5% | 0.01% | +150.0% |
| Q4 2014 | $23,864,000 | +6.0% | 1,149,697 | +13.2% | 0.00% | 0.0% |
| Q3 2014 | $22,506,000 | +11.0% | 1,015,637 | +12.9% | 0.00% | 0.0% |
| Q2 2014 | $20,281,000 | +142.3% | 899,369 | +311.6% | 0.00% | +100.0% |
| Q1 2014 | $8,371,000 | +18.6% | 218,500 | -51.8% | 0.00% | – |
| Q4 2013 | $7,059,000 | +129.9% | 453,437 | +198.3% | 0.00% | – |
| Q3 2013 | $3,071,000 | +98.4% | 152,006 | +26.6% | 0.00% | – |
| Q2 2013 | $1,548,000 | – | 120,040 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 11,284,280 | $557,443,000 | 17.76% |
| Prosight Management, LP | 441,000 | $21,785,000 | 13.04% |
| First Light Asset Management, LLC | 1,622,941 | $80,173,000 | 5.74% |
| Palo Alto Investors LP | 1,685,282 | $83,253,000 | 5.32% |
| Birchview Capital, LP | 40,247 | $1,988,000 | 1.28% |
| DCF Advisers, LLC | 60,000 | $2,964,000 | 1.20% |
| HighVista Strategies LLC | 28,078 | $1,387,000 | 1.10% |
| APOGEM CAPITAL LLC | 33,212 | $1,641,000 | 1.08% |
| Redmile Group, LLC | 765,675 | $37,824,000 | 0.86% |
| Rock Springs Capital Management LP | 647,730 | $31,998,000 | 0.74% |