Merus N.V.
MRUSDelisted Dec 30, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001651311
Merus N.V. was delisted on Dec 30, 2025; its insiders filed their last Form 4 on Dec 30, 2025; 268 institutions reported holding it in 13F filings for Q3 2025, worth $6.70B in total; Soros Fund Management was the only superinvestor holding it.
13F holders, Q3 2023
Institutional positions in Merus N.V. as of Sep 30, 2023. 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
- 113
- −1 vs. Q2 2023
- Shares held
- 49.4M
- +8.10M (+19.6%) vs. Q2 2023
- Total value
- $1.12B
- +$33.2M (+3.1%) vs. Q2 2023
- New holders
- 14
- 47 more added
- Sold out
- 15
- 30 more reduced
Compare with Q2 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MRUS 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 10 | $5.73M |
| Q3 2025 | 268 | $6.70B |
| Q2 2025 | 201 | $3.93B |
| Q1 2025 | 185 | $2.98B |
| Q4 2024 | 192 | $2.96B |
| Q3 2024 | 189 | $3.45B |
| Q2 2024 | 179 | $3.94B |
| Q1 2024 | 156 | $2.31B |
| Q4 2023 | 131 | $1.41B |
| Q3 2023 | 113 | $1.12B |
| Q2 2023 | 114 | $1.09B |
| Q1 2023 | 104 | $672.0M |
| Q4 2022 | 91 | $563.8M |
| Q3 2022 | 100 | $687.4M |
| Q2 2022 | 93 | $793.4M |
| Q1 2022 | 95 | $878.1M |
| Q4 2021 | 103 | $1.05B |
| Q3 2021 | 64 | $487.8M |
| Q2 2021 | 68 | $564.3M |
| Q1 2021 | 59 | $558.3M |
Institutions, Q3 2023
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commodore Capital LP | 4,428,072 | $104.4M | 12.20% | +428,072+10.7% | Added |
| Deerfield Management Company, L.P. (Series C) | 3,876,938 | $91.4M | 2.01% | +845,000+27.9% | Added |
| Samlyn Capital, LLC | 3,256,518 | $76.8M | 1.36% | +419,069+14.8% | Added |
| Federated Hermes, Inc. | 2,885,700 | $68.0M | 0.18% | +247,000+9.4% | Added |
| BVF Inc | 2,752,420 | $64.9M | 1.75% | +1,150,000+71.8% | Added |
| Wellington Management Group LLP | 2,735,247 | $64.5M | 0.01% | +60,135+2.2% | Added |
| RTW Investments, LP | 1,996,764 | $47.1M | 0.99% | +945,871+90.0% | Added |
| Boxer Capital, LLC | 1,900,000 | $44.8M | 2.38% | 00.0% | Unchanged |
| Franklin Resources Inc | 1,891,926 | $44.6M | 0.02% | +299,668+18.8% | Added |
| Fairmount Funds Management LLC | 1,881,345 | $44.4M | 5.34% | +398,940+26.9% | Added |
| VR Adviser, LLC | 1,726,214 | $40.7M | 4.28% | 00.0% | Unchanged |
| Medicxi Ventures Management (Jersey) Ltd | 1,600,000 | $37.7M | 12.05% | 00.0% | Unchanged |
| BlackRock Inc. | 1,465,936 | $34.6M | 0.00% | +280,116+23.6% | Added |
| Lynx1 Capital Management LP | 1,150,225 | $27.1M | 17.94% | −2,300−0.2% | Reduced |
| Driehaus Capital Management LLC | 1,135,195 | $26.8M | 0.35% | −1,521−0.1% | Reduced |
| Balyasny Asset Management LLC | 860,359 | $20.3M | 0.06% | +860,359 | New |
| Rock Springs Capital Management LP | 838,428 | $19.8M | 0.53% | +359,897+75.2% | Added |
| FMR LLC | 774,953 | $18.3M | 0.00% | +180,397+30.3% | Added |
| Frazier Life Sciences Management, L.P. | 746,479 | $17.6M | 1.17% | 00.0% | Unchanged |
| Millennium Management LLC | 629,199 | $14.8M | 0.02% | +604,887+2,488.0% | Added |
| Polar Capital Holdings Plc | 500,000 | $11.8M | 0.09% | −250,000−33.3% | Reduced |
| Silverarc Capital Management, LLC | 500,000 | $11.8M | 4.39% | −89,255−15.1% | Reduced |
| DAFNA Capital Management LLC | 484,870 | $11.4M | 3.56% | +100,000+26.0% | Added |
| Carmignac Gestion | 454,331 | $10.8M | 0.20% | +40,008+9.7% | Added |
| Avoro Capital Advisors LLC | 444,444 | $10.5M | 0.16% | +444,444 | New |
| Aquilo Capital Management, LLC | 430,109 | $10.1M | 9.19% | −345,000−44.5% | Reduced |
| Soleus Capital Management, L.P. | 384,490 | $9.07M | 0.91% | +384,490 | New |
| Morgan Stanley | 346,896 | $8.18M | 0.00% | −48,893−12.4% | Reduced |
| TCG Crossover Management, LLC | 300,000 | $7.07M | 1.04% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 253,333 | $5.97M | 1.43% | −25,000−9.0% | Reduced |
| Logos Global Management LP | 245,000 | $5.78M | 0.82% | +245,000 | New |
| Woodline Partners LP | 243,229 | $5.74M | 0.07% | +243,229 | New |
| Schonfeld Strategic Advisors LLC | 239,370 | $5.64M | 0.05% | +76,869+47.3% | Added |
| Ally Bridge Group (NY) LLC | 221,384 | $5.22M | 6.13% | +22,163+11.1% | Added |
| State Street Corp | 219,778 | $5.18M | 0.00% | +13,409+6.5% | Added |
| Two Sigma Advisers, LP | 219,100 | $5.17M | 0.01% | +21,100+10.7% | Added |
| Goldman Sachs Group Inc | 205,977 | $4.86M | 0.00% | +8,467+4.3% | Added |
| Janus Henderson Group PLC | 198,288 | $4.68M | 0.00% | +186,674+1,607.3% | Added |
| Alliancebernstein L.P. | 192,284 | $4.53M | 0.00% | +12,288+6.8% | Added |
| Point72 Asset Management, L.P. | 183,394 | $4.32M | 0.01% | −425,803−69.9% | Reduced |
| Vanguard Group Inc | 179,050 | $4.22M | 0.00% | +56,043+45.6% | Added |
| Hudson Bay Capital Management LP | 167,818 | $3.96M | 0.04% | +86,512+106.4% | Added |
| UBS Oconnor LLC | 152,106 | $3.59M | 0.06% | +5,000+3.4% | Added |
| Platinum Investment Management Ltd | 142,029 | $3.35M | 0.13% | −8,209−5.5% | Reduced |
| Nan Fung Group Holdings Ltd | 137,038 | $3.23M | 2.62% | −13,962−9.2% | Reduced |
| Eversept Partners, LP | 134,010 | $3.16M | 0.35% | +2,784+2.1% | Added |
| Parkman Healthcare Partners LLC | 130,735 | $3.08M | 0.56% | +62,854+92.6% | Added |
| HighVista Strategies LLC | 122,631 | $2.89M | 1.34% | +88,604+260.4% | Added |
| Deutsche Bank AG | 112,317 | $2.65M | 0.00% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 100,000 | $2.36M | 0.01% | +100,000 | New |
| Voya Investment Management LLC | 93,975 | $2.22M | 0.00% | 00.0% | Unchanged |
| Swiss National Bank | 93,354 | $2.20M | 0.00% | +28,400+43.7% | Added |
| Algert Global LLC | 70,482 | $1.66M | 0.08% | −29,220−29.3% | Reduced |
| Northern Trust Corp | 61,305 | $1.45M | 0.00% | +10,294+20.2% | Added |
| Norges Bank | 60,300 | $1.42M | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 58,190 | $1.37M | 0.00% | −54,355−48.3% | Reduced |
| Geode Capital Management, LLC | 53,458 | $1.26M | 0.00% | +22,087+70.4% | Added |
| Credit Suisse AG | 48,665 | $1.15M | 0.00% | +9,934+25.6% | Added |
| Barclays PLC | 47,790 | $1.13M | 0.00% | −62,369−56.6% | Reduced |
| Monashee Investment Management LLC | 45,000 | $1.06M | 0.44% | +45,000 | New |
| Bellevue Group AG | 44,500 | $1.05M | 0.02% | 00.0% | Unchanged |
| Saturn V Capital Management LLC | 40,066 | $944.8K | 0.40% | +40,066 | New |
| California State Teachers Retirement System | 37,568 | $885.9K | 0.00% | +11,082+41.8% | Added |
| Legal & General Group Plc | 36,469 | $859.9K | 0.00% | +15,055+70.3% | Added |
| BIT Capital GmbH | 34,926 | $823.6K | 0.11% | −3,704−9.6% | Reduced |
| UBS Asset Management Americas Inc | 33,596 | $792.2K | 0.00% | +11,668+53.2% | Added |
| State of Wisconsin Investment Board | 27,355 | $645.0K | 0.00% | +961+3.6% | Added |
| BNP Paribas Arbitrage, SA | 26,665 | $628.8K | 0.00% | −1,453−5.2% | Reduced |
| HRT Financial LP | 26,508 | $625.0K | 0.01% | +26,508 | New |
| DekaBank Deutsche Girozentrale | 25,000 | $603.0K | 0.00% | 00.0% | Unchanged |
| Alpha DNA Investment Management LLC | 25,380 | $598.5K | 0.38% | −3,437−11.9% | Reduced |
| Sanders Morris Harris LLC | 24,870 | $567.0K | 0.12% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 23,638 | $557.4K | 0.01% | +716+3.1% | Added |
| Marshall Wace, LLP | 22,500 | $530.5K | 0.00% | −8,600−27.7% | Reduced |
| AE Wealth Management LLC | 22,500 | $530.5K | 0.00% | +2,801+14.2% | Added |
| Mach-1 Financial Group, Inc. | 22,435 | $529.0K | 0.22% | +2,736+13.9% | Added |
| Susquehanna International Group, LLP | 20,499 | $483.4K | 0.00% | −13,865−40.3% | Reduced |
| Bank of America Corp | 18,633 | $439.4K | 0.00% | −3,865−17.2% | Reduced |
| Allianz Asset Management GmbH | 17,100 | $403.2K | 0.00% | −963−5.3% | Reduced |
| Trexquant Investment LP | 16,986 | $400.5K | 0.01% | +16,986 | New |
| Atom Investors LP | 13,568 | $319.9K | 0.07% | +13,568 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 13,446 | $317.1K | 0.00% | +1,310+10.8% | Added |
| Innovis Asset Management LLC | 13,299 | $313.6K | 0.12% | 00.0% | Unchanged |
| Weiss Multi-Strategy Advisers LLC | 12,500 | $295.0K | 0.01% | −4,403−26.0% | Reduced |
| Corton Capital Inc. | 12,420 | $292.9K | 0.15% | +3,127+33.6% | Added |
| Arizona State Retirement System | 12,103 | $285.4K | 0.00% | +3,647+43.1% | Added |
| Teacher Retirement System of Texas | 12,084 | $285.0K | 0.00% | +3,916+47.9% | Added |
| JPMorgan Chase & Co | 11,248 | $265.2K | 0.00% | +9,684+619.2% | Added |
| New York State Common Retirement Fund | 4,468 | $105.4K | 0.00% | −9−0.2% | Reduced |
| Exchange Traded Concepts, LLC | 4,294 | $101.3K | 0.00% | −1,125−20.8% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,235 | $99.9K | 0.00% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 3,731 | $88.0K | 0.05% | −372−9.1% | Reduced |
| Citadel Advisors LLC | 3,185 | $75.1K | 0.00% | −83,099−96.3% | Reduced |
| Royal Bank of Canada | 3,131 | $73.0K | 0.00% | +3,121+31,210.0% | Added |
| Russell Investments Group, Ltd. | 2,570 | $60.6K | 0.00% | −3,140−55.0% | Reduced |
| China Universal Asset Management Co., Ltd. | 1,477 | $34.8K | 0.01% | +867+142.1% | Added |
| BluePath Capital Management, LLC | 1,383 | $32.6K | 0.03% | +1,383 | New |
| Tower Research Capital LLC (TRC) | 1,292 | $30.5K | 0.00% | −10,118−88.7% | Reduced |
| Signaturefd, LLC | 1,139 | $26.9K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 910 | $21.5K | 0.00% | 00.0% | Unchanged |