PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 130 filers reported holding PROTHENA CORP PLC in Q2 2018. The put-call ratio across all filers is 1.91 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $12,836,768 | +17.1% | 266,047 | +17.6% | 0.01% | +20.0% |
| Q2 2023 | $10,964,010 | 0.0% | 226,202 | 0.0% | 0.01% | 0.0% |
| Q1 2023 | $10,964,010 | -20.3% | 226,202 | -0.9% | 0.01% | -28.6% |
| Q4 2022 | $13,759,173 | -99.9% | 228,368 | -6.0% | 0.01% | -12.5% |
| Q3 2022 | $14,733,696,000 | +123.3% | 243,010 | 0.0% | 0.01% | +166.7% |
| Q2 2022 | $6,597,722,000 | -30.6% | 243,010 | -6.5% | 0.00% | -25.0% |
| Q1 2022 | $9,507,248,000 | -26.0% | 259,974 | 0.0% | 0.00% | -20.0% |
| Q4 2021 | $12,842,715,000 | -35.6% | 259,974 | -7.1% | 0.01% | -37.5% |
| Q3 2021 | $19,931,793,000 | -3.6% | 279,823 | -30.4% | 0.01% | -11.1% |
| Q2 2021 | $20,675,456,000 | +133.5% | 402,168 | +14.1% | 0.01% | +125.0% |
| Q1 2021 | $8,855,479,000 | +1942.1% | 352,527 | +876.3% | 0.00% | – |
| Q4 2020 | $433,645,000 | +20.2% | 36,107 | 0.0% | 0.00% | – |
| Q3 2020 | $360,709,000 | -4.5% | 36,107 | 0.0% | 0.00% | – |
| Q2 2020 | $377,679,000 | -16.7% | 36,107 | -14.8% | 0.00% | – |
| Q1 2020 | $453,306,000 | -46.4% | 42,365 | -20.7% | 0.00% | -100.0% |
| Q4 2019 | $845,527,000 | +214.7% | 53,413 | +55.9% | 0.00% | – |
| Q3 2019 | $268,653,000 | -17.5% | 34,267 | +11.2% | 0.00% | – |
| Q2 2019 | $325,715,000 | -1.7% | 30,815 | +12.8% | 0.00% | – |
| Q1 2019 | $331,392,000 | +114.5% | 27,320 | +82.1% | 0.00% | – |
| Q4 2018 | $154,500,000 | -21.3% | 15,000 | 0.0% | 0.00% | – |
| Q3 2018 | $196,200,000 | -10.3% | 15,000 | 0.0% | 0.00% | – |
| Q2 2018 | $218,700,000 | +12312.0% | 15,000 | +31150.0% | 0.00% | – |
| Q1 2018 | $1,762,000 | -2.1% | 48 | 0.0% | 0.00% | – |
| Q4 2017 | $1,800,000 | -42.1% | 48 | 0.0% | 0.00% | – |
| Q3 2017 | $3,109,000 | +19.7% | 48 | 0.0% | 0.00% | – |
| Q2 2017 | $2,598,000 | -3.0% | 48 | 0.0% | 0.00% | – |
| Q1 2017 | $2,678,000 | +133800.0% | 48 | 0.0% | 0.00% | – |
| Q4 2016 | $2,000 | – | 48 | – | 0.00% | – |
Download | ||||||
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 11,584,280 | $697,952,870 | 21.24% |
| Prosight Management, LP | 330,000 | $19,882,500 | 10.84% |
| First Light Asset Management, LLC | 1,535,599 | $92,519,840 | 8.59% |
| Palo Alto Investors LP | 1,658,577 | $99,929,264 | 8.52% |
| Finepoint Capital LP | 322,900 | $19,455 | 6.29% |
| Birchview Capital, LP | 127,195 | $7,663 | 5.41% |
| Avidity Partners Management LP | 2,953,000 | $177,918,250 | 3.85% |
| DCF Advisers, LLC | 74,100 | $4,464,525 | 3.02% |
| PFM Health Sciences, LP | 875,464 | $52,746,706 | 1.89% |
| SECTORAL ASSET MANAGEMENT INC | 115,200 | $6,940,800 | 1.34% |