PROTHENA CORP PLC's ticker is PRTA and the CUSIP is G72800108. A total of 201 filers reported holding PROTHENA CORP PLC in Q4 2022. The put-call ratio across all filers is 0.29 and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $21,478,729 | -29.3% | 445,155 | 0.0% | 0.39% | -24.9% |
| Q2 2023 | $30,395,183 | +42.9% | 445,155 | +1.5% | 0.51% | +31.8% |
| Q1 2023 | $21,265,340 | -19.6% | 438,732 | 0.0% | 0.39% | -25.1% |
| Q4 2022 | $26,433,603 | +89.6% | 438,732 | +90.8% | 0.52% | +90.1% |
| Q3 2022 | $13,945,000 | +926.9% | 230,000 | +521.6% | 0.27% | +328.1% |
| Q1 2018 | $1,358,000 | -69.8% | 37,000 | -69.2% | 0.06% | -72.8% |
| Q4 2017 | $4,499,000 | -42.1% | 120,000 | 0.0% | 0.24% | -46.6% |
| Q3 2017 | $7,772,000 | +19.7% | 120,000 | 0.0% | 0.44% | +8.9% |
| Q2 2017 | $6,494,000 | -3.0% | 120,000 | 0.0% | 0.40% | -8.8% |
| Q1 2017 | $6,695,000 | +13.4% | 120,000 | 0.0% | 0.44% | +15.4% |
| Q4 2016 | $5,903,000 | -18.0% | 120,000 | 0.0% | 0.38% | -12.5% |
| Q3 2016 | $7,196,000 | +71.5% | 120,000 | 0.0% | 0.44% | +70.8% |
| Q2 2016 | $4,195,000 | -15.1% | 120,000 | 0.0% | 0.26% | -6.9% |
| Q1 2016 | $4,939,000 | -30.8% | 120,000 | +14.5% | 0.28% | -22.7% |
| Q4 2015 | $7,138,000 | +80.6% | 104,800 | +20.2% | 0.36% | +55.2% |
| Q3 2015 | $3,952,000 | +77.0% | 87,172 | +49.5% | 0.23% | -33.7% |
| Q1 2014 | $2,233,000 | – | 58,300 | – | 0.35% | – |
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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% |