PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 139 filers reported holding PROTHENA CORP PLC in Q1 2019. The put-call ratio across all filers is 42.41 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q1 2022 | $1,720,000 | -64.9% | 47,032 | -52.6% | 0.00% | -66.7% |
Q4 2021 | $4,897,000 | -44.7% | 99,138 | -20.2% | 0.00% | -40.0% |
Q3 2021 | $8,848,000 | +83.3% | 124,221 | +32.3% | 0.01% | +66.7% |
Q2 2021 | $4,826,000 | +217.7% | 93,877 | +55.2% | 0.00% | +200.0% |
Q1 2021 | $1,519,000 | +110.1% | 60,471 | +0.5% | 0.00% | – |
Q4 2020 | $723,000 | -21.4% | 60,184 | -34.6% | 0.00% | -100.0% |
Q3 2020 | $920,000 | +30.1% | 92,059 | +36.2% | 0.00% | 0.0% |
Q2 2020 | $707,000 | -25.3% | 67,602 | -23.5% | 0.00% | 0.0% |
Q1 2020 | $946,000 | -16.7% | 88,407 | +23.3% | 0.00% | 0.0% |
Q4 2019 | $1,135,000 | +266.1% | 71,693 | +81.1% | 0.00% | – |
Q3 2019 | $310,000 | -35.7% | 39,589 | -13.2% | 0.00% | – |
Q2 2019 | $482,000 | +34.6% | 45,617 | +54.5% | 0.00% | – |
Q1 2019 | $358,000 | +46.7% | 29,534 | +24.8% | 0.00% | – |
Q4 2018 | $244,000 | +15.6% | 23,666 | +46.5% | 0.00% | – |
Q3 2018 | $211,000 | +31.9% | 16,153 | +47.1% | 0.00% | – |
Q2 2018 | $160,000 | -67.7% | 10,982 | -18.7% | 0.00% | – |
Q1 2018 | $496,000 | +14.0% | 13,514 | +16.4% | 0.00% | – |
Q4 2017 | $435,000 | -74.0% | 11,608 | -55.1% | 0.00% | -100.0% |
Q3 2017 | $1,673,000 | +69.2% | 25,828 | +41.4% | 0.00% | +100.0% |
Q2 2017 | $989,000 | -33.8% | 18,268 | -31.8% | 0.00% | -50.0% |
Q1 2017 | $1,494,000 | +12.6% | 26,774 | -0.7% | 0.00% | 0.0% |
Q4 2016 | $1,327,000 | +80.3% | 26,970 | +119.9% | 0.00% | +100.0% |
Q3 2016 | $736,000 | +184.2% | 12,267 | +65.6% | 0.00% | – |
Q2 2016 | $259,000 | -81.9% | 7,406 | -78.7% | 0.00% | -100.0% |
Q1 2016 | $1,431,000 | +148.9% | 34,761 | +311.5% | 0.00% | +100.0% |
Q4 2015 | $575,000 | +44.5% | 8,447 | -3.7% | 0.00% | 0.0% |
Q3 2015 | $398,000 | -15.0% | 8,774 | -1.2% | 0.00% | 0.0% |
Q2 2015 | $468,000 | +99.1% | 8,884 | +44.3% | 0.00% | – |
Q1 2015 | $235,000 | – | 6,155 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
Woodford Investment Management Ltd | 10,304,751 | $360,254,000 | 16.93% |
Palo Alto Investors LP | 788,618 | $27,570,000 | 2.08% |
Redmile Group, LLC | 487,406 | $17,040,000 | 1.63% |
TURNER INVESTMENTS LLC | 78,870 | $2,757,000 | 0.86% |
Rock Springs Capital Management LP | 308,000 | $10,768,000 | 0.80% |
SECTORAL ASSET MANAGEMENT INC | 174,746 | $6,109,000 | 0.63% |
BB BIOTECH AG | 350,000 | $12,236,000 | 0.48% |
MARINER INVESTMENT GROUP LLC | 33,104 | $1,157,000 | 0.39% |
PINNACLE ASSOCIATES LTD | 436,417 | $15,257,000 | 0.33% |
OAK RIDGE INVESTMENTS LLC | 364,250 | $12,734,000 | 0.33% |