PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 175 filers reported holding PROTHENA CORP PLC in Q1 2022. The put-call ratio across all filers is 0.32 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2023 | $12,972,497 | +24.5% | 268,860 | +76.2% | 0.00% | 0.0% |
Q2 2023 | $10,419,215 | -24.6% | 152,595 | -46.4% | 0.00% | 0.0% |
Q1 2023 | $13,809,443 | +27.1% | 284,907 | +57.9% | 0.00% | 0.0% |
Q4 2022 | $10,869,281 | +7.7% | 180,403 | +8.4% | 0.00% | 0.0% |
Q3 2022 | $10,095,000 | +5.4% | 166,499 | -52.8% | 0.00% | 0.0% |
Q2 2022 | $9,574,000 | -25.1% | 352,582 | +0.9% | 0.00% | -50.0% |
Q1 2022 | $12,782,000 | +44.1% | 349,521 | +94.7% | 0.00% | +100.0% |
Q4 2021 | $8,869,000 | +100.3% | 179,531 | +188.7% | 0.00% | 0.0% |
Q3 2021 | $4,428,000 | +91.7% | 62,180 | +38.4% | 0.00% | – |
Q2 2021 | $2,310,000 | +543.5% | 44,940 | +214.8% | 0.00% | – |
Q1 2021 | $359,000 | -75.3% | 14,275 | -88.2% | 0.00% | – |
Q4 2020 | $1,453,000 | +64.7% | 121,032 | +37.1% | 0.00% | – |
Q3 2020 | $882,000 | -15.8% | 88,283 | -12.0% | 0.00% | – |
Q2 2020 | $1,048,000 | -8.1% | 100,273 | -5.9% | 0.00% | – |
Q1 2020 | $1,140,000 | -11.8% | 106,571 | +30.5% | 0.00% | – |
Q4 2019 | $1,293,000 | -69.8% | 81,686 | -85.1% | 0.00% | -100.0% |
Q3 2019 | $4,286,000 | -30.5% | 546,596 | -6.3% | 0.00% | -50.0% |
Q2 2019 | $6,168,000 | -25.4% | 583,535 | -14.4% | 0.00% | 0.0% |
Q1 2019 | $8,266,000 | +703.3% | 681,465 | +581.8% | 0.00% | – |
Q4 2018 | $1,029,000 | +8.5% | 99,946 | +37.7% | 0.00% | – |
Q3 2018 | $948,000 | -79.3% | 72,580 | -76.8% | 0.00% | -100.0% |
Q2 2018 | $4,570,000 | +25.1% | 313,506 | +215.1% | 0.00% | 0.0% |
Q1 2018 | $3,653,000 | -37.7% | 99,502 | -36.4% | 0.00% | -50.0% |
Q4 2017 | $5,867,000 | +1.4% | 156,519 | +75.2% | 0.00% | 0.0% |
Q3 2017 | $5,787,000 | +55.9% | 89,354 | +30.2% | 0.00% | +100.0% |
Q2 2017 | $3,713,000 | -59.9% | 68,607 | -58.7% | 0.00% | 0.0% |
Q1 2017 | $9,266,000 | -32.5% | 166,092 | -40.5% | 0.00% | -50.0% |
Q4 2016 | $13,734,000 | +517.0% | 279,178 | +652.0% | 0.00% | +100.0% |
Q3 2016 | $2,226,000 | +65.3% | 37,124 | -3.7% | 0.00% | – |
Q2 2016 | $1,347,000 | +63.5% | 38,550 | +92.8% | 0.00% | – |
Q1 2016 | $824,000 | -35.5% | 19,990 | +6.6% | 0.00% | – |
Q4 2015 | $1,278,000 | +66.4% | 18,747 | +10.8% | 0.00% | – |
Q3 2015 | $768,000 | +40.7% | 16,917 | +63.3% | 0.00% | – |
Q2 2015 | $546,000 | +20.0% | 10,357 | -13.3% | 0.00% | – |
Q1 2015 | $455,000 | -81.6% | 11,948 | -90.0% | 0.00% | -100.0% |
Q4 2014 | $2,471,000 | +715.5% | 119,037 | +770.0% | 0.00% | – |
Q3 2014 | $303,000 | -77.5% | 13,682 | -77.1% | 0.00% | -100.0% |
Q2 2014 | $1,349,000 | -83.1% | 59,853 | -71.3% | 0.00% | -66.7% |
Q1 2014 | $7,991,000 | +3956.3% | 208,597 | +2713.2% | 0.00% | – |
Q4 2013 | $197,000 | -84.9% | 7,415 | -88.5% | 0.00% | -100.0% |
Q3 2013 | $1,301,000 | -2.1% | 64,280 | -37.5% | 0.00% | 0.0% |
Q2 2013 | $1,329,000 | – | 102,835 | – | 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% |