PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 187 filers reported holding PROTHENA CORP PLC in Q3 2022. The put-call ratio across all filers is 0.81 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $8,102,719 | -12.1% | 167,932 | +24.3% | 0.02% | -12.0% |
| Q2 2023 | $9,222,072 | +177555.0% | 135,062 | +26.1% | 0.02% | +66.7% |
| Q1 2023 | $5,191 | +220.0% | 107,107 | +297.8% | 0.02% | +200.0% |
| Q4 2022 | $1,622 | -99.8% | 26,927 | +58.1% | 0.01% | +25.0% |
| Q3 2022 | $1,032,000 | +151.7% | 17,029 | +12.8% | 0.00% | +100.0% |
| Q2 2022 | $410,000 | -84.9% | 15,090 | -79.6% | 0.00% | -80.0% |
| Q1 2022 | $2,711,000 | +292.3% | 74,130 | +430.0% | 0.01% | +233.3% |
| Q4 2021 | $691,000 | – | 13,986 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RA Capital Management | 1,554,918 | $59,569,000 | 4.27% |
| Cormorant Asset Management, LP | 350,000 | $13,409,000 | 3.08% |
| Redmile Group, LLC | 559,611 | $21,439,000 | 2.56% |
| Ghost Tree Capital, LLC | 110,000 | $4,214,000 | 2.50% |
| Atika Capital Management LLC | 57,500 | $2,203,000 | 1.88% |
| Palo Alto Investors LP | 1,065,836 | $40,832,000 | 1.69% |
| Perceptive Advisors | 350,000 | $13,409,000 | 1.41% |
| Orbimed Advisors | 1,889,000 | $72,368,000 | 0.89% |
| Rock Springs Capital Management LP | 65,000 | $2,490,000 | 0.57% |
| Cupps Capital Management, LLC | 164,199 | $6,290,000 | 0.48% |