PROQR THRAPEUTICS N V's ticker is and the CUSIP is N71542909. A total of 2 filers reported holding PROQR THRAPEUTICS N V in Q4 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $1 | -90.9% | 1,000 | -86.1% | 0.00% | – |
| Q2 2023 | $11 | -71.8% | 7,200 | -61.3% | 0.00% | – |
| Q1 2023 | $39 | -11.4% | 18,600 | +53.7% | 0.00% | – |
| Q4 2022 | $44 | -99.7% | 12,100 | -34.6% | 0.00% | – |
| Q3 2022 | $13,000 | -43.5% | 18,500 | -39.5% | 0.00% | – |
| Q2 2022 | $23,000 | -82.7% | 30,600 | -79.3% | 0.00% | – |
| Q1 2022 | $133,000 | -37.3% | 147,700 | +457.4% | 0.00% | – |
| Q4 2021 | $212,000 | +50.4% | 26,500 | +24.4% | 0.00% | – |
| Q3 2021 | $141,000 | -1.4% | 21,300 | 0.0% | 0.00% | – |
| Q2 2021 | $143,000 | -62.1% | 21,300 | +3630.3% | 0.00% | -100.0% |
| Q1 2021 | $377,000 | – | 571 | +57000.0% | 0.00% | – |
| Q2 2020 | $0 | -100.0% | 1 | -50.0% | 0.00% | – |
| Q1 2020 | $1,000 | – | 2 | +100.0% | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 1 | 0.0% | 0.00% | – |
| Q4 2018 | $1,000 | – | 1 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 2,000 | $20,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |