PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 190 filers reported holding PROTHENA CORP PLC in Q3 2023. The put-call ratio across all filers is 1.91 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $14,886,910 | -30.2% | 308,537 | -1.3% | 0.00% | -33.3% |
Q2 2023 | $21,336,339 | +47.2% | 312,483 | +4.5% | 0.01% | +50.0% |
Q1 2023 | $14,491,124 | -20.1% | 298,971 | -0.6% | 0.00% | -33.3% |
Q4 2022 | $18,126,213 | +4.6% | 300,850 | +5.3% | 0.01% | 0.0% |
Q3 2022 | $17,325,000 | +130.0% | 285,742 | +3.0% | 0.01% | +100.0% |
Q2 2022 | $7,534,000 | -27.6% | 277,475 | -2.4% | 0.00% | 0.0% |
Q1 2022 | $10,401,000 | -17.6% | 284,402 | +11.3% | 0.00% | -25.0% |
Q4 2021 | $12,628,000 | -26.7% | 255,614 | +5.8% | 0.00% | -33.3% |
Q3 2021 | $17,218,000 | +61.9% | 241,715 | +16.9% | 0.01% | +50.0% |
Q2 2021 | $10,633,000 | +127.1% | 206,826 | +11.0% | 0.00% | +100.0% |
Q1 2021 | $4,683,000 | +113.5% | 186,391 | +2.1% | 0.00% | +100.0% |
Q4 2020 | $2,193,000 | +20.0% | 182,539 | -0.2% | 0.00% | 0.0% |
Q3 2020 | $1,828,000 | -26.5% | 182,961 | -23.0% | 0.00% | 0.0% |
Q2 2020 | $2,486,000 | -4.2% | 237,588 | -2.0% | 0.00% | -50.0% |
Q1 2020 | $2,594,000 | -31.4% | 242,406 | +1.4% | 0.00% | 0.0% |
Q4 2019 | $3,784,000 | +106.6% | 239,006 | +2.3% | 0.00% | +100.0% |
Q3 2019 | $1,832,000 | -26.0% | 233,616 | -0.3% | 0.00% | -50.0% |
Q2 2019 | $2,477,000 | -6.8% | 234,340 | +7.0% | 0.00% | 0.0% |
Q1 2019 | $2,657,000 | +17.1% | 219,039 | -0.6% | 0.00% | 0.0% |
Q4 2018 | $2,269,000 | -13.9% | 220,269 | +9.4% | 0.00% | 0.0% |
Q3 2018 | $2,635,000 | -11.8% | 201,390 | -1.7% | 0.00% | 0.0% |
Q2 2018 | $2,986,000 | -53.6% | 204,787 | +16.9% | 0.00% | -60.0% |
Q1 2018 | $6,434,000 | -5.6% | 175,254 | -3.6% | 0.01% | 0.0% |
Q4 2017 | $6,819,000 | -39.0% | 181,879 | +5.4% | 0.01% | -50.0% |
Q3 2017 | $11,178,000 | +26.2% | 172,578 | +5.4% | 0.01% | +25.0% |
Q2 2017 | $8,859,000 | +3.2% | 163,681 | +6.4% | 0.01% | -11.1% |
Q1 2017 | $8,584,000 | +27.2% | 153,857 | +12.1% | 0.01% | +28.6% |
Q4 2016 | $6,749,000 | -13.5% | 137,192 | +5.4% | 0.01% | -22.2% |
Q3 2016 | $7,805,000 | +98.7% | 130,146 | +15.8% | 0.01% | +80.0% |
Q2 2016 | $3,929,000 | -19.5% | 112,362 | -5.2% | 0.01% | -16.7% |
Q1 2016 | $4,878,000 | -33.6% | 118,492 | +9.9% | 0.01% | -40.0% |
Q4 2015 | $7,347,000 | +74.5% | 107,866 | +16.2% | 0.01% | +66.7% |
Q3 2015 | $4,211,000 | +46.0% | 92,860 | +69.5% | 0.01% | +50.0% |
Q2 2015 | $2,885,000 | +56.5% | 54,772 | +13.4% | 0.00% | +33.3% |
Q1 2015 | $1,843,000 | +83.7% | 48,303 | 0.0% | 0.00% | +50.0% |
Q4 2014 | $1,003,000 | -6.3% | 48,303 | 0.0% | 0.00% | 0.0% |
Q3 2014 | $1,071,000 | +47.9% | 48,303 | +50.5% | 0.00% | +100.0% |
Q2 2014 | $724,000 | -7.9% | 32,100 | +56.6% | 0.00% | 0.0% |
Q1 2014 | $786,000 | +44.5% | 20,500 | 0.0% | 0.00% | 0.0% |
Q4 2013 | $544,000 | +60.5% | 20,500 | +21.3% | 0.00% | 0.0% |
Q3 2013 | $339,000 | +54.1% | 16,900 | 0.0% | 0.00% | – |
Q2 2013 | $220,000 | – | 16,900 | – | 0.00% | – |
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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% |