PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 201 filers reported holding PROTHENA CORP PLC in Q4 2022. The put-call ratio across all filers is 0.29 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1,482,095 | -66.1% | 30,717 | -52.0% | 0.00% | -100.0% |
| Q2 2023 | $4,366,164 | +217.7% | 63,945 | +125.5% | 0.00% | – |
| Q1 2023 | $1,374,221 | -46.1% | 28,352 | -33.0% | 0.00% | -100.0% |
| Q4 2022 | $2,548,816 | +140.2% | 42,304 | +142.0% | 0.00% | – |
| Q3 2022 | $1,061,000 | -83.9% | 17,482 | -92.8% | 0.00% | -100.0% |
| Q2 2022 | $6,607,000 | -5.5% | 243,353 | +27.3% | 0.00% | 0.0% |
| Q1 2022 | $6,994,000 | -10.3% | 191,223 | +21.2% | 0.00% | 0.0% |
| Q4 2021 | $7,796,000 | -68.5% | 157,820 | -54.6% | 0.00% | -66.7% |
| Q3 2021 | $24,748,000 | +62.7% | 347,424 | +17.4% | 0.01% | +50.0% |
| Q2 2021 | $15,211,000 | +165.2% | 295,859 | +29.6% | 0.00% | +100.0% |
| Q1 2021 | $5,735,000 | +1458.4% | 228,285 | +645.0% | 0.00% | – |
| Q4 2020 | $368,000 | +11.9% | 30,644 | -6.9% | 0.00% | – |
| Q3 2020 | $329,000 | -9.4% | 32,926 | -5.1% | 0.00% | – |
| Q2 2020 | $363,000 | +11.7% | 34,702 | +14.1% | 0.00% | – |
| Q1 2020 | $325,000 | -38.4% | 30,410 | -8.9% | 0.00% | – |
| Q4 2019 | $528,000 | +89.2% | 33,367 | -6.2% | 0.00% | – |
| Q3 2019 | $279,000 | -28.6% | 35,581 | -3.7% | 0.00% | – |
| Q2 2019 | $391,000 | -48.3% | 36,962 | -40.7% | 0.00% | – |
| Q1 2019 | $756,000 | +91.4% | 62,327 | +62.5% | 0.00% | – |
| Q4 2018 | $395,000 | -9.4% | 38,348 | +15.1% | 0.00% | – |
| Q3 2018 | $436,000 | -10.7% | 33,309 | -0.4% | 0.00% | – |
| Q2 2018 | $488,000 | +2.3% | 33,443 | +157.3% | 0.00% | – |
| Q1 2018 | $477,000 | -95.0% | 12,997 | -94.9% | 0.00% | -100.0% |
| Q4 2017 | $9,614,000 | -42.1% | 256,449 | +0.1% | 0.00% | -50.0% |
| Q3 2017 | $16,592,000 | +19.7% | 256,171 | +0.1% | 0.01% | +50.0% |
| Q2 2017 | $13,858,000 | -4.7% | 256,037 | -1.8% | 0.00% | -20.0% |
| Q1 2017 | $14,544,000 | +12.7% | 260,690 | -0.6% | 0.01% | +25.0% |
| Q4 2016 | $12,900,000 | -18.0% | 262,244 | -0.0% | 0.00% | -20.0% |
| Q3 2016 | $15,728,000 | +69.4% | 262,271 | -1.3% | 0.01% | +66.7% |
| Q2 2016 | $9,286,000 | -21.1% | 265,618 | -7.1% | 0.00% | -40.0% |
| Q1 2016 | $11,769,000 | -53.7% | 285,939 | -23.5% | 0.01% | -50.0% |
| Q4 2015 | $25,442,000 | +54.3% | 373,550 | +2.7% | 0.01% | +42.9% |
| Q3 2015 | $16,490,000 | +7.3% | 363,690 | +24.7% | 0.01% | +16.7% |
| Q2 2015 | $15,361,000 | +52.1% | 291,645 | +10.2% | 0.01% | +50.0% |
| Q1 2015 | $10,097,000 | +4233.5% | 264,751 | +2254.2% | 0.00% | – |
| Q4 2014 | $233,000 | +15.9% | 11,246 | +24.2% | 0.00% | – |
| Q3 2014 | $201,000 | -68.0% | 9,053 | -67.5% | 0.00% | – |
| Q2 2014 | $628,000 | -86.2% | 27,840 | -76.5% | 0.00% | -100.0% |
| Q1 2014 | $4,543,000 | +97.1% | 118,590 | +36.4% | 0.00% | +100.0% |
| Q4 2013 | $2,305,000 | +62.3% | 86,916 | +23.9% | 0.00% | 0.0% |
| Q3 2013 | $1,420,000 | -91.3% | 70,173 | -94.4% | 0.00% | -87.5% |
| Q2 2013 | $16,303,000 | – | 1,262,782 | – | 0.01% | – |
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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% |