PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 197 filers reported holding PROTHENA CORP PLC in Q4 2021. The put-call ratio across all filers is 0.55 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q1 2024 | $515,092 | -32.4% | 20,795 | -0.8% | 0.00% | -33.3% |
Q4 2023 | $762,159 | -23.7% | 20,973 | +1.4% | 0.00% | -50.0% |
Q3 2023 | $998,293 | -26.7% | 20,690 | +3.7% | 0.01% | -25.0% |
Q2 2023 | $1,362,459 | +48.8% | 19,954 | +5.7% | 0.01% | +33.3% |
Q1 2023 | $915,356 | -12.4% | 18,885 | +8.9% | 0.01% | -14.3% |
Q4 2022 | $1,044,976 | +2.3% | 17,344 | +3.0% | 0.01% | 0.0% |
Q3 2022 | $1,021,000 | +126.4% | 16,842 | +1.4% | 0.01% | +133.3% |
Q2 2022 | $451,000 | -31.2% | 16,604 | -7.5% | 0.00% | -25.0% |
Q1 2022 | $656,000 | -30.9% | 17,948 | -6.6% | 0.00% | -20.0% |
Q4 2021 | $949,000 | -30.4% | 19,212 | +0.4% | 0.01% | -28.6% |
Q3 2021 | $1,363,000 | +38.8% | 19,130 | +0.1% | 0.01% | +133.3% |
Q2 2021 | $982,000 | +118.2% | 19,107 | +6.6% | 0.00% | +50.0% |
Q1 2021 | $450,000 | +109.3% | 17,932 | +0.3% | 0.00% | +100.0% |
Q4 2020 | $215,000 | +16.8% | 17,884 | -2.8% | 0.00% | 0.0% |
Q3 2020 | $184,000 | -6.6% | 18,398 | -2.2% | 0.00% | 0.0% |
Q2 2020 | $197,000 | -22.7% | 18,815 | -20.9% | 0.00% | 0.0% |
Q1 2020 | $255,000 | -36.1% | 23,799 | -5.5% | 0.00% | -50.0% |
Q4 2019 | $399,000 | +100.5% | 25,174 | -0.8% | 0.00% | +100.0% |
Q3 2019 | $199,000 | -26.3% | 25,386 | -0.7% | 0.00% | 0.0% |
Q2 2019 | $270,000 | -13.2% | 25,562 | -0.2% | 0.00% | 0.0% |
Q1 2019 | $311,000 | +14.3% | 25,621 | -3.1% | 0.00% | 0.0% |
Q4 2018 | $272,000 | -22.1% | 26,452 | -0.8% | 0.00% | 0.0% |
Q3 2018 | $349,000 | -8.6% | 26,656 | +1.8% | 0.00% | 0.0% |
Q2 2018 | $382,000 | -58.1% | 26,175 | +5.5% | 0.00% | -66.7% |
Q1 2018 | $911,000 | -6.1% | 24,822 | -4.0% | 0.00% | 0.0% |
Q4 2017 | $970,000 | -41.8% | 25,867 | +0.5% | 0.00% | -50.0% |
Q3 2017 | $1,668,000 | +29.4% | 25,746 | +8.1% | 0.01% | +20.0% |
Q2 2017 | $1,289,000 | +9.8% | 23,821 | +13.2% | 0.01% | +25.0% |
Q1 2017 | $1,174,000 | +19.6% | 21,039 | +5.3% | 0.00% | 0.0% |
Q4 2016 | $982,000 | -99.9% | 19,973 | -0.3% | 0.00% | -20.0% |
Q3 2016 | $1,200,899,000 | +71.8% | 20,025 | +0.2% | 0.01% | +66.7% |
Q2 2016 | $699,025,000 | -7.3% | 19,995 | +9.1% | 0.00% | 0.0% |
Q1 2016 | $754,000,000 | -39.6% | 18,323 | 0.0% | 0.00% | -40.0% |
Q4 2015 | $1,248,000,000 | +149900.0% | 18,323 | -0.2% | 0.01% | +25.0% |
Q3 2015 | $832,000 | -99.9% | 18,355 | +0.1% | 0.00% | 0.0% |
Q2 2015 | $965,652,000 | +51.1% | 18,334 | +9.4% | 0.00% | +33.3% |
Q1 2015 | $639,226,000 | +83.7% | 16,760 | 0.0% | 0.00% | +50.0% |
Q4 2014 | $347,938,000 | -9.2% | 16,760 | -3.1% | 0.00% | 0.0% |
Q3 2014 | $383,302,000 | +15.4% | 17,297 | +17.4% | 0.00% | +100.0% |
Q2 2014 | $332,139,000 | -10.4% | 14,729 | +52.3% | 0.00% | -50.0% |
Q1 2014 | $370,611,000 | +48.0% | 9,674 | +2.5% | 0.00% | +100.0% |
Q4 2013 | $250,402,000 | +55.5% | 9,442 | +18.6% | 0.00% | 0.0% |
Q3 2013 | $161,051,000 | +1238753.8% | 7,961 | +796000.0% | 0.00% | – |
Q2 2013 | $13,000 | – | 1 | – | 0.00% | – |
Download |
Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
EcoR1 Capital, LLC | 11,284,280 | $580,125,000 | 21.68% |
Prosight Management, LP | 422,000 | $21,695,000 | 13.57% |
First Light Asset Management, LLC | 1,927,829 | $99,110,000 | 5.95% |
Palo Alto Investors LP | 1,731,482 | $89,015,000 | 4.90% |
DCF Advisers, LLC | 61,750 | $3,175,000 | 1.12% |
APOGEM CAPITAL LLC | 32,104 | $1,650,000 | 1.05% |
EAM Global Investors LLC | 70,255 | $3,612,000 | 1.00% |
Rock Springs Capital Management LP | 950,091 | $48,844,000 | 0.96% |
Atika Capital Management LLC | 234,000 | $12,030,000 | 0.95% |
Birchview Capital, LP | 30,247 | $1,555,000 | 0.93% |