PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 140 filers reported holding PROTHENA CORP PLC in Q4 2020. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2023 | $1,954,515 | +62.2% | 28,625 | +43.1% | 0.00% | +100.0% |
Q4 2022 | $1,205,000 | +285.0% | 20,000 | +354.5% | 0.00% | – |
Q3 2021 | $313,000 | -72.3% | 4,400 | -96.1% | 0.00% | -100.0% |
Q3 2020 | $1,128,000 | +112700.0% | 112,965 | +111746.5% | 0.00% | – |
Q4 2018 | $1,000 | -98.9% | 101 | -98.6% | 0.00% | – |
Q3 2018 | $94,000 | -81.5% | 7,200 | -79.4% | 0.00% | -100.0% |
Q2 2018 | $509,000 | -82.9% | 34,940 | -57.0% | 0.00% | -75.0% |
Q1 2018 | $2,982,000 | +1243.2% | 81,233 | +1271.7% | 0.00% | – |
Q4 2017 | $222,000 | – | 5,922 | – | 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% |