ProQR Therapeutics N.V.
PRQR- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001612940
In the last 90 days, ProQR Therapeutics N.V. insiders filed 4 open-market purchases and 0 sales; 70 institutions reported holding it in 13F filings for Q2 2026, worth $113.0M in total; no superinvestor holds it.
Q2 2026 vs. Q1 2026
How the institutions holding ProQR Therapeutics N.V. changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Q2 2026 | Change |
|---|---|---|---|
| Holders | 69 | 70 | +1 |
| Shares | 35.1M | 60.7M | +25.7M (+73.1%) |
| Value | $56.8M | $113.0M | +$56.1M (+98.8%) |
New holders (12)
Institutions that held ProQR Therapeutics N.V. at the end of Q2 2026 but not at the end of Q1 2026.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Woodline Partners LP | 3,277,143 | $6.10M | 0.02% |
| Heights Capital Management, Inc | 2,762,430 | $5.14M | 1.19% |
| Sphera Funds Management Ltd. | 1,757,458 | $3.27M | 0.47% |
| Squadron Capital Management LLC | 1,511,496 | $2.81M | 0.96% |
| 683 Capital Management, LLC | 1,393,067 | $2.59M | 0.24% |
| Eversept Partners, LP | 1,022,265 | $1.90M | 0.10% |
| StemPoint Capital LP | 431,054 | $801.8K | 0.14% |
| Burkehill Global Management, LP | 176,243 | $327.8K | 0.01% |
| Verdad Advisers, LP | 19,100 | $35.5K | 0.03% |
| Two Sigma Securities, LLC | 16,016 | $29.8K | 0.00% |
| Virtu Financial LLC | 11,626 | $22.0K | 0.00% |
| Wetzel Investment Advisors, Inc. | 10,500 | $19.5K | 0.01% |
Sold out (11)
Institutions that held ProQR Therapeutics N.V. at the end of Q1 2026 and filed for Q2 2026 without it.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Sio Capital Management, LLC | 1,954,715 | $3.17M |
| Walleye Capital LLC | 607,529 | $984.2K |
| Northern Trust Corp | 291,314 | $471.9K |
| Marshall Wace, LLP | 115,945 | $187.8K |
| Graham Capital Management, L.P. | 91,553 | $148.3K |
| XTX Topco Ltd | 77,287 | $125.2K |
| Invesco Ltd. | 44,592 | $72.2K |
| Squarepoint Ops LLC | 31,518 | $51.1K |
| Nine Masts Capital Ltd | 29,518 | $47.8K |
| Group One Trading, L.P. | 18,924 | $30.7K |
| Susquehanna International Group, LLP | 12,206 | $19.8K |