PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 130 filers reported holding PROTHENA CORP PLC in Q1 2020. The put-call ratio across all filers is 0.26 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2021 | $393,000 | +289.1% | 7,961 | +456.7% | 0.00% | – |
Q3 2021 | $101,000 | -93.9% | 1,430 | -97.8% | 0.00% | -100.0% |
Q1 2021 | $1,659,000 | -21.7% | 66,043 | -62.6% | 0.01% | -25.0% |
Q4 2020 | $2,119,000 | +1.0% | 176,439 | -16.0% | 0.01% | -11.1% |
Q3 2020 | $2,099,000 | -11.1% | 210,017 | -7.1% | 0.01% | -10.0% |
Q2 2020 | $2,362,000 | +5.0% | 225,956 | +7.5% | 0.01% | -23.1% |
Q1 2020 | $2,249,000 | +26.5% | 210,254 | +87.2% | 0.01% | +62.5% |
Q4 2019 | $1,778,000 | +308.7% | 112,338 | +102.2% | 0.01% | +300.0% |
Q3 2019 | $435,000 | -37.6% | 55,569 | -15.8% | 0.00% | -33.3% |
Q2 2019 | $697,000 | +10.1% | 66,017 | +26.5% | 0.00% | 0.0% |
Q1 2019 | $633,000 | +300.6% | 52,168 | +1156.5% | 0.00% | +200.0% |
Q1 2015 | $158,000 | +83.7% | 4,152 | 0.0% | 0.00% | – |
Q4 2014 | $86,000 | -29.5% | 4,152 | -24.5% | 0.00% | -100.0% |
Q3 2014 | $122,000 | -17.0% | 5,502 | -24.5% | 0.00% | 0.0% |
Q3 2013 | $147,000 | – | 7,290 | – | 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% |