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 2022 | $848,820 | +73.2% | 14,000 | +4.5% | 0.01% | +100.0% |
Q1 2022 | $490,000 | +32.1% | 13,400 | +78.7% | 0.01% | +66.7% |
Q4 2021 | $371,000 | -52.2% | 7,500 | -31.2% | 0.00% | -62.5% |
Q3 2021 | $776,000 | +12.6% | 10,900 | -18.7% | 0.01% | +14.3% |
Q2 2021 | $689,000 | +94.6% | 13,400 | -5.0% | 0.01% | +133.3% |
Q1 2021 | $354,000 | +103.4% | 14,100 | -2.8% | 0.00% | +50.0% |
Q4 2020 | $174,000 | +6.7% | 14,500 | -11.0% | 0.00% | 0.0% |
Q3 2020 | $163,000 | +4.5% | 16,300 | +9.4% | 0.00% | 0.0% |
Q2 2020 | $156,000 | +41.8% | 14,900 | +44.7% | 0.00% | 0.0% |
Q1 2020 | $110,000 | – | 10,300 | – | 0.00% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
EcoR1 Capital, LLC | 11,584,280 | $558,941,510 | 18.85% |
Finepoint Capital LP | 349,300 | $16,853,725 | 8.39% |
Palo Alto Investors LP | 1,657,458 | $79,972,349 | 7.57% |
Birchview Capital, LP | 169,574 | $8,181,946 | 6.96% |
First Light Asset Management, LLC | 1,494,039 | $72,087,382 | 6.85% |
DCF Advisers, LLC | 82,950 | $4,002,338 | 2.18% |
Prosight Management, LP | 126,202 | $6,089,247 | 1.93% |
PFM Health Sciences, LP | 836,571 | $40,364,551 | 1.90% |
SECTORAL ASSET MANAGEMENT INC | 172,407 | $8,318,638 | 1.62% |
Boxer Capital, LLC | 625,000 | $30,156,250 | 1.60% |