PROQR THRAPEUTICS N V's ticker is PRQR and the CUSIP is N71542109. A total of 77 filers reported holding PROQR THRAPEUTICS N V in Q4 2021. The put-call ratio across all filers is 2.49 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $234,967 | -70.3% | 180,744 | -63.0% | 0.00% | -50.0% |
| Q2 2023 | $790,307 | -11.2% | 487,844 | +16.7% | 0.00% | -33.3% |
| Q1 2023 | $890,185 | -22.0% | 417,927 | +35.5% | 0.00% | -25.0% |
| Q4 2022 | $1,141,317 | +284.3% | 308,464 | -22.8% | 0.00% | +300.0% |
| Q3 2022 | $297,000 | -2.9% | 399,497 | +1.6% | 0.00% | 0.0% |
| Q2 2022 | $306,000 | -54.6% | 393,248 | -47.2% | 0.00% | -50.0% |
| Q1 2022 | $674,000 | -39.9% | 744,377 | +455.7% | 0.00% | -33.3% |
| Q3 2021 | $1,121,000 | -7.0% | 133,941 | -25.1% | 0.00% | 0.0% |
| Q2 2021 | $1,206,000 | +54.6% | 178,872 | +51.6% | 0.00% | +50.0% |
| Q1 2021 | $780,000 | +369.9% | 117,959 | +198.8% | 0.00% | – |
| Q4 2020 | $166,000 | -2.9% | 39,475 | +40.3% | 0.00% | -100.0% |
| Q2 2020 | $171,000 | 0.0% | 28,136 | -9.8% | 0.00% | 0.0% |
| Q1 2020 | $171,000 | -6.0% | 31,203 | +69.4% | 0.00% | 0.0% |
| Q4 2019 | $182,000 | +51.7% | 18,415 | -11.9% | 0.00% | – |
| Q3 2019 | $120,000 | +9.1% | 20,908 | +72.8% | 0.00% | – |
| Q2 2019 | $110,000 | -86.4% | 12,101 | -79.2% | 0.00% | -100.0% |
| Q1 2019 | $809,000 | -41.6% | 58,311 | -33.6% | 0.00% | -40.0% |
| Q4 2018 | $1,385,000 | +229.8% | 87,801 | +304.8% | 0.01% | +400.0% |
| Q3 2018 | $420,000 | – | 21,688 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Aquilo Capital Management, LLC | 2,401,570 | $14,602,000 | 2.94% |
| DAFNA Capital Management LLC | 1,237,400 | $7,523,000 | 2.17% |
| RTW INVESTMENTS, LP | 4,902,785 | $29,809,000 | 0.84% |
| Kerrisdale Advisers, LLC | 453,182 | $2,755,000 | 0.31% |
| COWEN AND COMPANY, LLC | 300,042 | $1,824,000 | 0.30% |
| Artal Group S.A. | 1,259,177 | $7,656,000 | 0.21% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 4,550,062 | $27,664,000 | 0.07% |
| ALTRINSIC GLOBAL ADVISORS LLC | 221,360 | $1,346,000 | 0.06% |
| FRANKLIN STREET ADVISORS INC /NC | 60,000 | $365,000 | 0.04% |
| JENNISON ASSOCIATES LLC | 2,625,514 | $15,963,000 | 0.01% |