PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 130 filers reported holding PROTHENA CORP PLC in Q1 2020. The put-call ratio across all filers is 0.26 and the average weighting 0.2%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q4 2019 | $1,880,000 | +22.2% | 118,771 | -39.5% | 0.05% | +40.5% |
Q3 2019 | $1,539,000 | -25.8% | 196,349 | +0.1% | 0.04% | -17.8% |
Q2 2019 | $2,074,000 | +20.2% | 196,215 | +37.9% | 0.04% | +18.4% |
Q1 2019 | $1,726,000 | +330.4% | 142,300 | +265.7% | 0.04% | +280.0% |
Q4 2018 | $401,000 | +20.8% | 38,913 | +330.8% | 0.01% | +42.9% |
Q1 2018 | $332,000 | – | 9,032 | – | 0.01% | – |
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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% |