PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 196 filers reported holding PROTHENA CORP PLC in Q4 2021. The put-call ratio across all filers is 0.55 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $16,794,136 | -16.6% | 348,065 | +18.0% | 0.60% | -3.5% |
| Q2 2023 | $20,146,492 | +78.7% | 295,057 | +26.8% | 0.62% | +80.8% |
| Q1 2023 | $11,275,479 | -6.4% | 232,628 | +16.4% | 0.34% | -6.8% |
| Q4 2022 | $12,045,542 | +40.8% | 199,926 | +41.7% | 0.37% | +31.9% |
| Q3 2022 | $8,555,000 | +97.8% | 141,108 | -11.4% | 0.28% | +88.5% |
| Q2 2022 | $4,326,000 | -4.7% | 159,325 | +28.4% | 0.15% | +31.0% |
| Q1 2022 | $4,539,000 | +1.9% | 124,106 | +37.6% | 0.11% | +22.8% |
| Q4 2021 | $4,455,000 | +38.1% | 90,179 | +99.1% | 0.09% | +50.8% |
| Q3 2021 | $3,227,000 | +80.8% | 45,304 | +33.7% | 0.06% | +19.6% |
| Q2 2015 | $1,785,000 | +38.1% | 33,894 | 0.0% | 0.05% | +37.8% |
| Q1 2015 | $1,293,000 | +83.7% | 33,894 | 0.0% | 0.04% | +76.2% |
| Q4 2014 | $704,000 | -6.3% | 33,894 | 0.0% | 0.02% | -8.7% |
| Q3 2014 | $751,000 | -1.7% | 33,894 | 0.0% | 0.02% | +4.5% |
| Q2 2014 | $764,000 | -41.1% | 33,894 | 0.0% | 0.02% | -37.1% |
| Q1 2014 | $1,298,000 | +44.4% | 33,894 | 0.0% | 0.04% | +52.2% |
| Q4 2013 | $899,000 | +31.0% | 33,894 | 0.0% | 0.02% | +27.8% |
| Q3 2013 | $686,000 | +42.0% | 33,894 | -9.4% | 0.02% | +28.6% |
| Q2 2013 | $483,000 | – | 37,394 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 9,426,640 | $98,603,000 | 7.28% |
| Soleus Capital Management, L.P. | 674,603 | $7,056,000 | 4.02% |
| GREAT POINT PARTNERS LLC | 2,082,841 | $21,787,000 | 1.74% |
| LONESTAR CAPITAL MANAGEMENT LLC | 289,020 | $3,023,000 | 0.99% |
| Orbimed Advisors | 3,544,475 | $37,075,000 | 0.52% |
| Campbell & CO Investment Adviser LLC | 37,046 | $388,000 | 0.49% |
| Palo Alto Investors LP | 771,065 | $8,065,000 | 0.48% |
| Rock Springs Capital Management LP | 989,218 | $10,347,000 | 0.28% |
| TANG CAPITAL MANAGEMENT LLC | 273,823 | $2,864,000 | 0.28% |
| Woodline Partners LP | 600,778 | $6,284,000 | 0.25% |