PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 165 filers reported holding PROTHENA CORP PLC in Q2 2022. The put-call ratio across all filers is 0.24 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $170,865,025 | -30.7% | 3,541,244 | -1.9% | 0.01% | -28.6% |
| Q2 2023 | $246,576,426 | +40.4% | 3,611,254 | -0.4% | 0.01% | +40.0% |
| Q1 2023 | $175,685,670 | -16.3% | 3,624,627 | +4.0% | 0.01% | -28.6% |
| Q4 2022 | $209,975,351 | +10.3% | 3,485,068 | +11.0% | 0.01% | +16.7% |
| Q3 2022 | $190,301,000 | +101.9% | 3,138,744 | -9.6% | 0.01% | +100.0% |
| Q2 2022 | $94,245,000 | -33.3% | 3,471,300 | -10.1% | 0.00% | -25.0% |
| Q1 2022 | $141,218,000 | -26.2% | 3,861,586 | -0.3% | 0.00% | -20.0% |
| Q4 2021 | $191,292,000 | -28.8% | 3,872,300 | +2.7% | 0.01% | -37.5% |
| Q3 2021 | $268,517,000 | +41.9% | 3,769,704 | +2.4% | 0.01% | +60.0% |
| Q2 2021 | $189,285,000 | +109.8% | 3,681,848 | +2.5% | 0.01% | +66.7% |
| Q1 2021 | $90,206,000 | +103.4% | 3,591,008 | -2.8% | 0.00% | +200.0% |
| Q4 2020 | $44,351,000 | +19.1% | 3,692,970 | -0.9% | 0.00% | 0.0% |
| Q3 2020 | $37,246,000 | +17.3% | 3,728,276 | +22.8% | 0.00% | 0.0% |
| Q2 2020 | $31,759,000 | -12.4% | 3,036,287 | -10.4% | 0.00% | -50.0% |
| Q1 2020 | $36,262,000 | -33.1% | 3,389,014 | -1.0% | 0.00% | 0.0% |
| Q4 2019 | $54,215,000 | +101.8% | 3,424,763 | -0.1% | 0.00% | +100.0% |
| Q3 2019 | $26,871,000 | -24.2% | 3,427,254 | +2.2% | 0.00% | -50.0% |
| Q2 2019 | $35,431,000 | -12.4% | 3,351,908 | +0.5% | 0.00% | 0.0% |
| Q1 2019 | $40,446,000 | +17.1% | 3,334,289 | -0.6% | 0.00% | 0.0% |
| Q4 2018 | $34,553,000 | -20.2% | 3,354,654 | +1.3% | 0.00% | 0.0% |
| Q3 2018 | $43,313,000 | -6.4% | 3,311,388 | +4.3% | 0.00% | 0.0% |
| Q2 2018 | $46,277,000 | -56.3% | 3,174,087 | +10.0% | 0.00% | -60.0% |
| Q1 2018 | $105,918,000 | -4.8% | 2,885,232 | -2.8% | 0.01% | 0.0% |
| Q4 2017 | $111,297,000 | -42.8% | 2,968,672 | -1.3% | 0.01% | -50.0% |
| Q3 2017 | $194,720,000 | +22.1% | 3,006,311 | +2.0% | 0.01% | +25.0% |
| Q2 2017 | $159,519,000 | +4.6% | 2,947,512 | +7.8% | 0.01% | 0.0% |
| Q1 2017 | $152,526,000 | +108847.1% | 2,733,934 | +95458.7% | 0.01% | – |
| Q4 2016 | $140,000 | -25.5% | 2,861 | -8.3% | 0.00% | – |
| Q3 2016 | $188,000 | +89.9% | 3,121 | +10.6% | 0.00% | – |
| Q2 2016 | $99,000 | -10.0% | 2,823 | +6.3% | 0.00% | – |
| Q1 2016 | $110,000 | +80.3% | 2,656 | +197.8% | 0.00% | – |
| Q4 2015 | $61,000 | +60.5% | 892 | +7.2% | 0.00% | – |
| Q3 2015 | $38,000 | -13.6% | 832 | 0.0% | 0.00% | – |
| Q2 2015 | $44,000 | +76.0% | 832 | +27.6% | 0.00% | – |
| Q1 2015 | $25,000 | +78.6% | 652 | 0.0% | 0.00% | – |
| Q4 2014 | $14,000 | 0.0% | 652 | 0.0% | 0.00% | – |
| Q3 2014 | $14,000 | +16.7% | 652 | +24.2% | 0.00% | – |
| Q2 2014 | $12,000 | -20.0% | 525 | +30.0% | 0.00% | – |
| Q1 2014 | $15,000 | +66.7% | 404 | +18.8% | 0.00% | – |
| Q4 2013 | $9,000 | +80.0% | 340 | +26.4% | 0.00% | – |
| Q3 2013 | $5,000 | – | 269 | +26800.0% | 0.00% | – |
| Q2 2013 | $0 | – | 1 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 11,584,280 | $558,941,510 | 18.85% |
| Finepoint Capital LP | 349,300 | $16,853,725 | 8.39% |
| Palo Alto Investors LP | 1,657,458 | $79,972,349 | 7.57% |
| Birchview Capital, LP | 169,574 | $8,181,946 | 6.96% |
| First Light Asset Management, LLC | 1,494,039 | $72,087,382 | 6.85% |
| DCF Advisers, LLC | 82,950 | $4,002,338 | 2.18% |
| Prosight Management, LP | 126,202 | $6,089,247 | 1.93% |
| PFM Health Sciences, LP | 836,571 | $40,364,551 | 1.90% |
| SECTORAL ASSET MANAGEMENT INC | 172,407 | $8,318,638 | 1.62% |
| Boxer Capital, LLC | 625,000 | $30,156,250 | 1.60% |