PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 125 filers reported holding PROTHENA CORP PLC in Q3 2014. The put-call ratio across all filers is 0.56 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $197,000 | -84.7% | 4,782 | -74.1% | 0.00% | -100.0% |
| Q4 2015 | $1,289,000 | +38.6% | 18,468 | -10.0% | 0.00% | 0.0% |
| Q3 2015 | $930,000 | -57.9% | 20,512 | -51.0% | 0.00% | -50.0% |
| Q2 2015 | $2,207,000 | +107.0% | 41,903 | +49.9% | 0.00% | +100.0% |
| Q1 2015 | $1,066,000 | +788.3% | 27,954 | +382.1% | 0.00% | – |
| Q4 2014 | $120,000 | +650.0% | 5,798 | +728.3% | 0.00% | – |
| Q3 2014 | $16,000 | -97.4% | 700 | -97.4% | 0.00% | -100.0% |
| Q2 2014 | $606,000 | +281.1% | 26,900 | +547.4% | 0.00% | – |
| Q1 2014 | $159,000 | +114.9% | 4,155 | +13.4% | 0.00% | – |
| Q3 2013 | $74,000 | +2366.7% | 3,664 | +1314.7% | 0.00% | – |
| Q2 2013 | $3,000 | – | 259 | – | 0.00% | – |
Download | ||||||
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% |