ProQR Therapeutics N.V.
PRQR- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001612940
In the last 90 days, ProQR Therapeutics N.V. insiders filed 5 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.
13F holders, Q1 2026
Institutional positions in ProQR Therapeutics N.V. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 69
- +4 vs. Q4 2025
- Shares held
- 35.1M
- −2.07M (−5.6%) vs. Q4 2025
- Total value
- $56.8M
- −$18.2M (−24.3%) vs. Q4 2025
- New holders
- 10
- 14 more added
- Sold out
- 6
- 16 more reduced
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PRQR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 70 | $113.0M |
| Q1 2026 | 69 | $56.8M |
| Q4 2025 | 65 | $75.1M |
| Q3 2025 | 64 | $80.0M |
| Q2 2025 | 62 | $82.4M |
| Q1 2025 | 65 | $54.9M |
| Q4 2024 | 77 | $117.7M |
| Q3 2024 | 47 | $31.7M |
| Q2 2024 | 48 | $28.6M |
| Q1 2024 | 49 | $39.8M |
| Q4 2023 | 47 | $37.0M |
| Q3 2023 | 46 | $24.3M |
| Q2 2023 | 51 | $34.2M |
| Q1 2023 | 55 | $47.5M |
| Q4 2022 | 46 | $60.0M |
| Q3 2022 | 47 | $15.9M |
| Q2 2022 | 51 | $17.2M |
| Q1 2022 | 58 | $28.7M |
| Q4 2021 | 74 | $364.8M |
| Q3 2021 | 67 | $333.4M |
| Q2 2021 | 63 | $259.4M |
| Q1 2021 | 64 | $286.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding ProQR Therapeutics N.V.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Adage Capital Partners GP, L.L.C. | 6,253,467 | $10.1M | 0.02% | 00.0% | Unchanged |
| Privium Fund Management B.V. | 5,467,149 | $8.86M | 1.84% | +109,387+2.0% | Added |
| Standard Life Aberdeen plc | 3,316,965 | $5.37M | 0.01% | +366,289+12.4% | Added |
| Affinity Asset Advisors, LLC | 2,454,278 | $3.98M | 0.23% | 00.0% | Unchanged |
| Sio Capital Management, LLC | 1,954,715 | $3.17M | 0.46% | −209,466−9.7% | Reduced |
| DAFNA Capital Management LLC | 1,567,561 | $2.54M | 0.58% | 00.0% | Unchanged |
| Kynam Capital Management, LP | 1,566,317 | $2.54M | 0.16% | 00.0% | Unchanged |
| Ikarian Capital, LLC | 1,492,229 | $2.42M | 0.35% | 00.0% | Unchanged |
| Morgan Stanley | 1,299,775 | $2.11M | 0.00% | −67,344−4.9% | Reduced |
| Platinum Investment Management Ltd | 1,235,514 | $2.00M | 0.50% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 918,857 | $1.49M | 0.00% | +79,473+9.5% | Added |
| Point72 Asset Management, L.P. | 755,842 | $1.22M | 0.00% | −57,808−7.1% | Reduced |
| Citadel Advisors LLC | 703,323 | $1.14M | 0.00% | +120,101+20.6% | Added |
| Nomura Asset Management International Inc. | 620,000 | $1.00M | 0.00% | 00.0% | Unchanged |
| Walleye Capital LLC | 607,529 | $984.2K | 0.01% | +15,744+2.7% | Added |
| M28 Capital Management LP | 599,793 | $971.7K | 1.81% | −419,705−41.2% | Reduced |
| Raymond James Financial Inc | 546,079 | $884.6K | 0.00% | +203,193+59.3% | Added |
| Monaco Asset Management SAM | 418,803 | $678.5K | 0.22% | −10,000−2.3% | Reduced |
| Boothbay Fund Management, LLC | 355,283 | $575.6K | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 305,264 | $494.5K | 0.00% | −492,400−61.7% | Reduced |
| Northern Trust Corp | 291,314 | $471.9K | 0.00% | −3,428−1.2% | Reduced |
| Millennium Management LLC | 194,246 | $314.7K | 0.00% | −240,745−55.3% | Reduced |
| Palo Alto Investors LP | 188,807 | $305.9K | 0.05% | 00.0% | Unchanged |
| Bank of America Corp | 185,110 | $299.9K | 0.00% | +11,186+6.4% | Added |
| Diadema Partners LP | 180,083 | $291.7K | 0.12% | +12,551+7.5% | Added |
| BNP Paribas Arbitrage, SA | 172,349 | $279.2K | 0.00% | +15,200+9.7% | Added |
| Franklin Street Advisors Inc | 150,000 | $243.0K | 0.01% | 00.0% | Unchanged |
| Marshall Wace, LLP | 115,945 | $187.8K | 0.00% | +115,945 | New |
| Gsa Capital Partners LLP | 114,256 | $185.0K | 0.01% | +114,256 | New |
| Deutsche Bank AG | 108,762 | $176.2K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 91,553 | $148.3K | 0.01% | +91,553 | New |
| Resources Investment Advisors, LLC. | 85,000 | $137.7K | 0.00% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 84,909 | $137.6K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 77,287 | $125.2K | 0.00% | −40,613−34.4% | Reduced |
| Lynx1 Capital Management LP | 68,486 | $110.9K | 0.02% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 46,067 | $74.6K | 0.03% | +913+2.0% | Added |
| Velan Capital Investment Management LP | 45,000 | $72.9K | 0.05% | 00.0% | Unchanged |
| Invesco Ltd. | 44,592 | $72.2K | 0.00% | +19,245+75.9% | Added |
| Jane Street Group, LLC | 33,289 | $53.9K | 0.00% | −126,886−79.2% | Reduced |
| Axiom Investment Management LLC | 33,000 | $53.5K | 0.04% | +33,000 | New |
| Squarepoint Ops LLC | 31,518 | $51.1K | 0.00% | +31,518 | New |
| Nine Masts Capital Ltd | 29,518 | $47.8K | 0.01% | +29,518 | New |
| Guggenheim Capital LLC | 27,644 | $44.8K | 0.00% | +10,420+60.5% | Added |
| Moody Lynn & Lieberson, LLC | 25,000 | $40.5K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 24,868 | $40.3K | 0.00% | −19,401−43.8% | Reduced |
| Keating Financial Advisory Services, Inc. | 20,552 | $33.3K | 0.01% | +552+2.8% | Added |
| Mariner, LLC | 20,169 | $32.7K | 0.00% | +950+4.9% | Added |
| China Universal Asset Management Co., Ltd. | 20,000 | $32.4K | 0.00% | +20,000 | New |
| JustInvest LLC | 19,410 | $31.4K | 0.00% | −2,904−13.0% | Reduced |
| RFG Advisory, LLC | 19,000 | $30.8K | 0.00% | −11,000−36.7% | Reduced |
| Group One Trading, L.P. | 18,924 | $30.7K | 0.00% | −11,464−37.7% | Reduced |
| Atom Investors LP | 13,107 | $21.2K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 12,206 | $19.8K | 0.00% | +12,206 | New |
| Quadrature Capital Ltd | 12,035 | $19.5K | 0.00% | −92,196−88.5% | Reduced |
| Truist Financial Corp | 10,000 | $16.2K | 0.00% | 00.0% | Unchanged |
| Nano Cap New Millennium Growth Fund L P | 10,000 | $16.2K | 0.02% | 00.0% | Unchanged |
| ADAR1 Capital Management, LLC | 10,000 | $16.2K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 4,000 | $6.48K | 0.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 3,945 | $6.39K | 0.00% | 00.0% | Unchanged |
| Hilton Head Capital Partners, LLC | 1,404 | $2.27K | 0.00% | +1,404 | New |
| Steward Partners Investment Advisory, LLC | 1,300 | $2.11K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 1,000 | $1.71K | 0.00% | 00.0% | Unchanged |
| PFS Partners, LLC | 1,000 | $1.62K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 515 | $834 | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 283 | $427 | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 123 | $199 | 0.00% | +123 | New |
| TD Waterhouse Canada Inc. | 40 | $68 | 0.00% | 00.0% | Unchanged |
| Medallion Wealth Advisors, LLC | 10 | $16 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 308 | $0 | 0.00% | −9,995−97.0% | Reduced |
| ArrowMark Colorado Holdings LLC | 0 | $0 | 0.00% | −1,164,722−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −452,400−100.0% | Sold out |
| Fifth Third Bancorp | 0 | $0 | 0.00% | −30,000−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −20,097−100.0% | Sold out |
| Tower Research Capital LLC (TRC) | 0 | $0 | 0.00% | −1,211−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −34−100.0% | Sold out |