ProQR Therapeutics N.V. (PRQR) ownership: Top institutional holder: ADAGE CAPITAL PARTNERS GP, L.L.C. ($10.13M). Insider activity: Net Seller (0 buys, 1 sells). SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 6253467.00 | $10.13M | 2026-03-31 |
| Privium Fund Management B.V. | 5467149.00 | $8.86M | 2026-03-31 |
| Aberdeen Group plc | 3316965.00 | $5.37M | 2026-03-31 |
| Affinity Asset Advisors, LLC | 2454278.00 | $3.98M | 2026-03-31 |
| Sio Capital Management, LLC | 1954715.00 | $3.17M | 2026-03-31 |
| DAFNA Capital Management LLC | 1567561.00 | $2.54M | 2026-03-31 |
| Kynam Capital Management, LP | 1566317.00 | $2.54M | 2026-03-31 |
| Ikarian Capital, LLC | 1492229.00 | $2.42M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-02 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.