PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 141 filers reported holding PROTHENA CORP PLC in Q4 2019. The put-call ratio across all filers is 0.03 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $6,165,144 | -18.0% | 127,775 | +16.0% | 0.03% | -15.8% |
| Q2 2023 | $7,520,086 | +73.5% | 110,136 | +23.2% | 0.04% | +65.2% |
| Q1 2023 | $4,334,381 | +19.0% | 89,424 | +48.0% | 0.02% | +9.5% |
| Q4 2022 | $3,641,028 | +117.9% | 60,432 | +119.3% | 0.02% | +90.9% |
| Q3 2022 | $1,671,000 | +284.1% | 27,556 | +71.9% | 0.01% | +266.7% |
| Q2 2022 | $435,000 | -8.8% | 16,030 | +139.6% | 0.00% | +50.0% |
| Q3 2021 | $477,000 | +69.8% | 6,690 | -74.5% | 0.00% | -33.3% |
| Q1 2020 | $281,000 | -11.9% | 26,225 | +30.3% | 0.00% | +50.0% |
| Q4 2019 | $319,000 | +69.7% | 20,125 | -15.9% | 0.00% | +100.0% |
| Q3 2019 | $188,000 | -8.3% | 23,925 | +23.6% | 0.00% | 0.0% |
| Q2 2019 | $205,000 | +0.5% | 19,350 | +330.0% | 0.00% | -50.0% |
| Q3 2015 | $204,000 | -84.8% | 4,500 | -82.4% | 0.00% | -83.3% |
| Q2 2015 | $1,343,000 | -7.6% | 25,500 | -33.1% | 0.01% | 0.0% |
| Q1 2015 | $1,453,000 | +149.2% | 38,100 | +35.6% | 0.01% | +140.0% |
| Q4 2014 | $583,000 | +188.6% | 28,100 | +208.8% | 0.01% | +150.0% |
| Q3 2014 | $202,000 | – | 9,100 | – | 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% |