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, Q2 2023
Institutional positions in Merus N.V. as of Jun 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
- 114
- +10 vs. Q1 2023
- Shares held
- 41.3M
- +4.78M (+13.1%) vs. Q1 2023
- Total value
- $1.09B
- +$414.7M (+61.7%) vs. Q1 2023
- New holders
- 25
- 35 more added
- Sold out
- 15
- 32 more reduced
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commodore Capital LP | 4,000,000 | $105.3M | 11.84% | +1,050,000+35.6% | Added |
| Deerfield Management Company, L.P. (Series C) | 3,031,938 | $79.8M | 1.70% | +651,500+27.4% | Added |
| Samlyn Capital, LLC | 2,837,449 | $74.7M | 1.30% | +1,224,022+75.9% | Added |
| Wellington Management Group LLP | 2,675,112 | $70.4M | 0.01% | −462,133−14.7% | Reduced |
| Federated Hermes, Inc. | 2,638,700 | $69.5M | 0.17% | 00.0% | Unchanged |
| Boxer Capital, LLC | 1,900,000 | $50.0M | 2.32% | 00.0% | Unchanged |
| VR Adviser, LLC | 1,726,214 | $45.5M | 7.27% | +500,000+40.8% | Added |
| BVF Inc | 1,602,420 | $42.2M | 1.18% | −1,376,000−46.2% | Reduced |
| Medicxi Ventures Management (Jersey) Ltd | 1,600,000 | $42.1M | 11.80% | 00.0% | Unchanged |
| Franklin Resources Inc | 1,592,258 | $41.9M | 0.02% | +1,193+0.1% | Added |
| Braidwell LP | 1,543,162 | $40.6M | 1.33% | +70,078+4.8% | Added |
| Fairmount Funds Management LLC | 1,482,405 | $39.0M | 5.50% | +1,107,970+295.9% | Added |
| BlackRock Inc. | 1,185,820 | $31.2M | 0.00% | +584,094+97.1% | Added |
| Lynx1 Capital Management LP | 1,152,525 | $30.3M | 19.88% | +84,802+7.9% | Added |
| Driehaus Capital Management LLC | 1,136,716 | $29.9M | 0.38% | +32,181+2.9% | Added |
| RTW Investments, LP | 1,050,893 | $27.7M | 0.53% | +1,050,893 | New |
| Aquilo Capital Management, LLC | 775,109 | $20.4M | 13.39% | −450,000−36.7% | Reduced |
| Polar Capital Holdings Plc | 750,000 | $19.7M | 0.14% | 00.0% | Unchanged |
| Frazier Life Sciences Management, L.P. | 746,479 | $19.7M | 1.17% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 609,197 | $16.0M | 0.06% | +414,737+213.3% | Added |
| FMR LLC | 594,556 | $15.7M | 0.00% | +21,600+3.8% | Added |
| Silverarc Capital Management, LLC | 589,255 | $15.5M | 5.24% | −79,529−11.9% | Reduced |
| Rock Springs Capital Management LP | 478,531 | $12.6M | 0.30% | +478,531 | New |
| Carmignac Gestion | 414,323 | $10.9M | 0.19% | −60,329−12.7% | Reduced |
| Morgan Stanley | 395,789 | $10.4M | 0.00% | +274,045+225.1% | Added |
| DAFNA Capital Management LLC | 384,870 | $10.1M | 2.77% | +100,872+35.5% | Added |
| TCG Crossover Management, LLC | 300,000 | $7.90M | 1.30% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 278,333 | $7.33M | 1.57% | −58,660−17.4% | Reduced |
| State Street Corp | 206,369 | $5.43M | 0.00% | −82,692−28.6% | Reduced |
| Ally Bridge Group (NY) LLC | 199,221 | $5.25M | 6.35% | −76,749−27.8% | Reduced |
| Two Sigma Advisers, LP | 198,000 | $5.21M | 0.01% | +34,700+21.2% | Added |
| Goldman Sachs Group Inc | 197,510 | $5.20M | 0.00% | +142,203+257.1% | Added |
| Alliancebernstein L.P. | 179,996 | $4.74M | 0.00% | −34,952−16.3% | Reduced |
| Schonfeld Strategic Advisors LLC | 162,501 | $4.28M | 0.04% | +93,342+135.0% | Added |
| Nan Fung Group Holdings Ltd | 151,000 | $3.98M | 2.54% | 00.0% | Unchanged |
| Platinum Investment Management Ltd | 150,238 | $3.96M | 0.14% | −88,814−37.2% | Reduced |
| UBS Oconnor LLC | 147,106 | $3.87M | 0.08% | +32,026+27.8% | Added |
| Eversept Partners, LP | 131,226 | $3.46M | 0.36% | +2,170+1.7% | Added |
| Vanguard Group Inc | 123,007 | $3.24M | 0.00% | +1,281+1.1% | Added |
| Two Sigma Investments, LP | 112,545 | $2.96M | 0.01% | +59,176+110.9% | Added |
| Deutsche Bank AG | 112,317 | $2.96M | 0.00% | −2,880−2.5% | Reduced |
| Barclays PLC | 110,159 | $2.90M | 0.00% | +110,159 | New |
| Tri Locum Partners LP | 101,691 | $2.68M | 1.00% | +101,691 | New |
| Algert Global LLC | 99,702 | $2.63M | 0.11% | −12,156−10.9% | Reduced |
| Voya Investment Management LLC | 93,975 | $2.47M | 0.00% | +93,975 | New |
| Citadel Advisors LLC | 86,284 | $2.27M | 0.00% | −59,175−40.7% | Reduced |
| Hudson Bay Capital Management LP | 81,306 | $2.14M | 0.02% | +81,306 | New |
| Parkman Healthcare Partners LLC | 67,881 | $1.79M | 0.31% | +67,881 | New |
| Swiss National Bank | 64,954 | $1.71M | 0.00% | 00.0% | Unchanged |
| Ikarian Capital, LLC | 63,125 | $1.66M | 0.59% | −145,525−69.7% | Reduced |
| Norges Bank | 60,300 | $1.59M | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 53,143 | $1.40M | 0.00% | +53,143 | New |
| Northern Trust Corp | 51,011 | $1.34M | 0.00% | −671−1.3% | Reduced |
| Bellevue Group AG | 44,500 | $1.17M | 0.02% | −1,200−2.6% | Reduced |
| Credit Suisse AG | 38,731 | $1.02M | 0.00% | +3,073+8.6% | Added |
| BIT Capital GmbH | 38,630 | $1.02M | 0.12% | +2,741+7.6% | Added |
| Susquehanna International Group, LLP | 34,364 | $904.8K | 0.00% | +23,110+205.3% | Added |
| HighVista Strategies LLC | 34,027 | $895.9K | 0.41% | −11,930−26.0% | Reduced |
| Cubist Systematic Strategies, LLC | 33,365 | $878.5K | 0.01% | +19,529+141.1% | Added |
| Geode Capital Management, LLC | 31,371 | $826.0K | 0.00% | +6,601+26.6% | Added |
| Marshall Wace, LLP | 31,100 | $818.9K | 0.00% | 00.0% | Unchanged |
| Alpha DNA Investment Management LLC | 28,817 | $758.8K | 0.43% | +28,817 | New |
| BNP Paribas Arbitrage, SA | 28,118 | $740.3K | 0.00% | +27,383+3,725.6% | Added |
| California State Teachers Retirement System | 26,486 | $697.4K | 0.00% | +46+0.2% | Added |
| State of Wisconsin Investment Board | 26,394 | $695.0K | 0.00% | −1,416−5.1% | Reduced |
| DekaBank Deutsche Girozentrale | 25,000 | $666.0K | 0.00% | 00.0% | Unchanged |
| Sanders Morris Harris LLC | 24,870 | $658.6K | 0.15% | +24,870 | New |
| Millennium Management LLC | 24,312 | $640.1K | 0.00% | +7,611+45.6% | Added |
| Tudor Investment Corp Et Al | 22,922 | $603.5K | 0.01% | +5,307+30.1% | Added |
| Bank of America Corp | 22,498 | $592.4K | 0.00% | −3,147−12.3% | Reduced |
| Legal & General Group Plc | 21,414 | $563.8K | 0.00% | +12,898+151.5% | Added |
| AE Wealth Management LLC | 19,699 | $518.7K | 0.00% | +19,699 | New |
| Mach-1 Financial Group, Inc. | 19,699 | $518.7K | 0.21% | +19,699 | New |
| American Century Companies Inc | 17,079 | $449.7K | 0.00% | +17,079 | New |
| Weiss Multi-Strategy Advisers LLC | 16,903 | $445.0K | 0.01% | +2,161+14.7% | Added |
| Jane Street Group, LLC | 16,764 | $441.4K | 0.00% | −7,226−30.1% | Reduced |
| UBS Asset Management Americas Inc | 21,928 | $403.5K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 14,021 | $369.0K | 0.00% | +14,021 | New |
| Innovis Asset Management LLC | 13,299 | $350.2K | 0.13% | +13,299 | New |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 12,136 | $319.5K | 0.00% | −4,378−26.5% | Reduced |
| Janus Henderson Group PLC | 11,614 | $305.7K | 0.00% | 00.0% | Unchanged |
| Boothbay Fund Management, LLC | 11,523 | $303.4K | 0.01% | −26,561−69.7% | Reduced |
| Tower Research Capital LLC (TRC) | 11,410 | $300.4K | 0.01% | +9,442+479.8% | Added |
| Verition Fund Management LLC | 10,301 | $271.2K | 0.00% | −99−1.0% | Reduced |
| Corton Capital Inc. | 9,293 | $244.7K | 0.11% | +9,293 | New |
| Arizona State Retirement System | 8,456 | $222.6K | 0.00% | +8,456 | New |
| Voloridge Investment Management, LLC | 8,171 | $215.1K | 0.00% | +8,171 | New |
| Teacher Retirement System of Texas | 8,168 | $215.0K | 0.00% | +8,168 | New |
| Russell Investments Group, Ltd. | 5,710 | $150.3K | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 5,419 | $142.7K | 0.00% | +5,419 | New |
| New York State Common Retirement Fund | 4,477 | $117.9K | 0.00% | −6,309−58.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,235 | $111.5K | 0.00% | +2,399+130.7% | Added |
| Virtus ETF Advisers LLC | 4,103 | $108.0K | 0.06% | −3,202−43.8% | Reduced |
| Citigroup Inc | 2,780 | $73.2K | 0.00% | −690−19.9% | Reduced |
| Coppell Advisory Solutions LLC | 1,732 | $47.1K | 0.01% | +1,732 | New |
| JPMorgan Chase & Co | 1,564 | $41.2K | 0.00% | +1,403+871.4% | Added |
| Signaturefd, LLC | 1,139 | $30.0K | 0.00% | −118−9.4% | Reduced |
| Quadrant Capital Group LLC | 910 | $24.0K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 610 | $16.1K | 0.00% | −18−2.9% | Reduced |
| Acadian Asset Management LLC | 541 | $14.0K | 0.00% | +541 | New |