PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 148 filers reported holding PROTHENA CORP PLC in Q1 2018. The put-call ratio across all filers is 0.26 and the average weighting 0.3%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q1 2018 | $1,798,000 | +94.0% | 49,000 | +98.1% | 0.11% | +27.4% |
Q4 2017 | $927,000 | -43.7% | 24,730 | -38.2% | 0.08% | +2.4% |
Q1 2016 | $1,646,000 | +644.8% | 40,000 | +308.2% | 0.08% | +811.1% |
Q2 2014 | $221,000 | -56.2% | 9,800 | -48.4% | 0.01% | -71.9% |
Q4 2013 | $504,000 | – | 19,000 | – | 0.03% | – |
Download |
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% |