PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 151 filers reported holding PROTHENA CORP PLC in Q1 2017. The put-call ratio across all filers is 2.05 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q2 2024 | $935 | -35.2% | 45,306 | -22.3% | 0.00% | -100.0% |
Q1 2024 | $1,444 | -72.1% | 58,332 | -59.1% | 0.00% | -50.0% |
Q4 2023 | $5,182 | +24.8% | 142,607 | +65.8% | 0.00% | -33.3% |
Q3 2023 | $4,151 | -10.3% | 86,035 | +26.9% | 0.00% | 0.0% |
Q2 2023 | $4,630 | +47.9% | 67,812 | +5.0% | 0.00% | +200.0% |
Q1 2023 | $3,131 | -34.5% | 64,604 | -18.6% | 0.00% | -50.0% |
Q4 2022 | $4,780 | -99.9% | 79,339 | +16.6% | 0.00% | -60.0% |
Q3 2022 | $4,126,000 | +8495.8% | 68,062 | +3721.6% | 0.01% | – |
Q2 2022 | $48,000 | -83.5% | 1,781 | -77.5% | 0.00% | – |
Q1 2022 | $291,000 | -94.0% | 7,930 | -91.9% | 0.00% | -100.0% |
Q4 2021 | $4,830,000 | +276.2% | 97,760 | +442.0% | 0.00% | 0.0% |
Q3 2021 | $1,284,000 | +199.3% | 18,036 | +115.7% | 0.00% | – |
Q2 2021 | $429,000 | -42.0% | 8,360 | -71.7% | 0.00% | – |
Q1 2021 | $740,000 | +259.2% | 29,497 | +71.4% | 0.00% | – |
Q4 2020 | $206,000 | -4.2% | 17,209 | -19.6% | 0.00% | – |
Q3 2020 | $215,000 | -26.9% | 21,409 | -24.0% | 0.00% | – |
Q2 2020 | $294,000 | -80.2% | 28,166 | -79.7% | 0.00% | -100.0% |
Q1 2020 | $1,484,000 | -49.7% | 138,748 | -25.5% | 0.00% | -50.0% |
Q4 2019 | $2,949,000 | +630.0% | 186,346 | +262.5% | 0.00% | – |
Q3 2019 | $404,000 | -22.9% | 51,402 | +3.8% | 0.00% | – |
Q2 2019 | $524,000 | -36.9% | 49,518 | -27.7% | 0.00% | – |
Q1 2019 | $831,000 | -20.8% | 68,476 | -32.8% | 0.00% | – |
Q4 2018 | $1,049,000 | -24.7% | 101,841 | -4.4% | 0.00% | – |
Q3 2018 | $1,394,000 | +300.6% | 106,537 | +345.5% | 0.00% | – |
Q2 2018 | $348,000 | -98.4% | 23,913 | -95.8% | 0.00% | -100.0% |
Q1 2018 | $21,114,000 | +643.2% | 575,141 | +659.0% | 0.02% | +700.0% |
Q4 2017 | $2,841,000 | +47.0% | 75,775 | +153.8% | 0.00% | 0.0% |
Q3 2017 | $1,932,000 | +176.0% | 29,851 | +130.9% | 0.00% | +100.0% |
Q2 2017 | $700,000 | +159.3% | 12,929 | +166.9% | 0.00% | – |
Q1 2017 | $270,000 | +13.9% | 4,845 | +0.6% | 0.00% | – |
Q4 2016 | $237,000 | -8.1% | 4,814 | +12.0% | 0.00% | – |
Q3 2016 | $258,000 | +658.8% | 4,300 | +344.7% | 0.00% | – |
Q2 2016 | $34,000 | -74.8% | 967 | -70.6% | 0.00% | – |
Q1 2016 | $135,000 | +2.3% | 3,293 | +70.8% | 0.00% | – |
Q4 2015 | $132,000 | -68.3% | 1,928 | -79.2% | 0.00% | -100.0% |
Q3 2015 | $416,000 | +190.9% | 9,250 | +236.1% | 0.00% | – |
Q2 2015 | $143,000 | -80.5% | 2,752 | -85.8% | 0.00% | -100.0% |
Q1 2015 | $735,000 | +59.4% | 19,362 | -16.1% | 0.00% | – |
Q4 2014 | $461,000 | -14.9% | 23,090 | -6.6% | 0.00% | – |
Q3 2014 | $542,000 | +10.8% | 24,732 | +11.1% | 0.00% | – |
Q2 2014 | $489,000 | +103.8% | 22,252 | +252.0% | 0.00% | – |
Q1 2014 | $240,000 | +87.5% | 6,321 | +28.8% | 0.00% | – |
Q4 2013 | $128,000 | +357.1% | 4,909 | +128.2% | 0.00% | – |
Q2 2013 | $28,000 | – | 2,151 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
EcoR1 Capital, LLC | 9,426,640 | $73,905,000 | 9.33% |
GREAT POINT PARTNERS LLC | 2,066,041 | $16,198,000 | 1.49% |
LONESTAR CAPITAL MANAGEMENT LLC | 300,000 | $2,352,000 | 0.78% |
TANG CAPITAL MANAGEMENT LLC | 423,823 | $3,323,000 | 0.57% |
Palo Alto Investors LP | 1,004,449 | $7,875,000 | 0.52% |
Orbimed Advisors | 3,022,117 | $23,693,000 | 0.45% |
Kerrisdale Advisers, LLC | 61,640 | $483,000 | 0.30% |
Endurant Capital Management LP | 86,407 | $677,000 | 0.24% |
Campbell & CO Investment Adviser LLC | 47,901 | $376,000 | 0.14% |
Boxer Capital, LLC | 79,598 | $624,000 | 0.04% |