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 2024
Institutional positions in Merus N.V. as of Jun 30, 2024. 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
- 179
- +24 vs. Q1 2024
- Shares held
- 66.5M
- +15.3M (+29.9%) vs. Q1 2024
- Total value
- $3.94B
- +$1.63B (+70.8%) vs. Q1 2024
- New holders
- 49
- 73 more added
- Sold out
- 25
- 43 more reduced
1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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 2024
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 6,224,932 | $368.3M | 0.02% | +4,562,387+274.4% | Added |
| RTW Investments, LP | 4,169,393 | $246.7M | 3.82% | +60,000+1.5% | Added |
| Commodore Capital LP | 3,200,000 | $189.3M | 12.92% | −1,160,000−26.6% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 2,749,401 | $162.7M | 2.71% | +100,000+3.8% | Added |
| Federated Hermes, Inc. | 2,398,800 | $141.9M | 0.34% | +150,000+6.7% | Added |
| Samlyn Capital, LLC | 2,324,195 | $137.5M | 2.36% | +247,605+11.9% | Added |
| Franklin Resources Inc | 2,106,163 | $124.6M | 0.04% | +232,915+12.4% | Added |
| Paradigm Biocapital Advisors LP | 2,019,814 | $119.5M | 4.57% | +2,019,814 | New |
| Boxer Capital, LLC | 1,900,000 | $112.4M | 5.92% | 00.0% | Unchanged |
| Wellington Management Group LLP | 1,662,941 | $98.4M | 0.02% | +414,301+33.2% | Added |
| Holocene Advisors, LP | 1,573,866 | $93.1M | 0.39% | +634,290+67.5% | Added |
| Driehaus Capital Management LLC | 1,550,009 | $91.7M | 0.89% | +323,518+26.4% | Added |
| BlackRock Inc. | 1,525,749 | $90.3M | 0.00% | +57,825+3.9% | Added |
| Morgan Stanley | 1,501,650 | $88.9M | 0.01% | +523,795+53.6% | Added |
| Price T Rowe Associates Inc | 1,385,216 | $82.0M | 0.01% | +199,862+16.9% | Added |
| Avoro Capital Advisors LLC | 1,355,000 | $80.2M | 1.07% | +466,112+52.4% | Added |
| BVF Inc | 1,279,049 | $75.7M | 2.12% | +106,800+9.1% | Added |
| Polar Capital Holdings Plc | 1,267,052 | $75.0M | 0.44% | +1,267,052 | New |
| VR Adviser, LLC | 1,263,214 | $74.7M | 4.76% | −527,000−29.4% | Reduced |
| Lynx1 Capital Management LP | 1,206,707 | $71.4M | 25.76% | −302,300−20.0% | Reduced |
| Janus Henderson Group PLC | 1,017,007 | $60.2M | 0.03% | +474,427+87.4% | Added |
| Rock Springs Capital Management LP | 1,001,073 | $59.2M | 1.79% | −145,487−12.7% | Reduced |
| Woodline Partners LP | 958,769 | $56.7M | 0.54% | +287,970+42.9% | Added |
| Marshall Wace, LLP | 957,952 | $56.7M | 0.08% | +853,060+813.3% | Added |
| Logos Global Management LP | 850,000 | $50.3M | 5.80% | +850,000 | New |
| Pictet Asset Management Holding SA | 844,474 | $50.0M | 0.06% | +214,799+34.1% | Added |
| Cormorant Asset Management, LP | 840,000 | $49.7M | 2.89% | +125,000+17.5% | Added |
| Two Sigma Advisers, LP | 817,800 | $48.4M | 0.11% | +99,300+13.8% | Added |
| Adage Capital Partners GP, L.L.C. | 770,000 | $45.6M | 0.08% | +445,000+136.9% | Added |
| Artal Group S.A. | 760,355 | $45.0M | 1.16% | +305,274+67.1% | Added |
| T. Rowe Price Investment Management, Inc. | 720,676 | $42.6M | 0.03% | −8,339−1.1% | Reduced |
| Invesco Ltd. | 706,647 | $41.8M | 0.01% | +578,398+451.0% | Added |
| Alliancebernstein L.P. | 678,021 | $40.1M | 0.01% | +594,761+714.3% | Added |
| Novo Holdings A/S | 675,000 | $39.9M | 2.15% | +675,000 | New |
| Two Sigma Investments, LP | 633,227 | $37.5M | 0.09% | −78,882−11.1% | Reduced |
| Silverarc Capital Management, LLC | 623,628 | $36.9M | 9.11% | +57,341+10.1% | Added |
| Balyasny Asset Management LLC | 585,024 | $34.6M | 0.09% | +585,024 | New |
| Great Point Partners LLC | 523,288 | $31.0M | 5.93% | +300,000+134.4% | Added |
| D. E. Shaw & Co., Inc. | 521,339 | $30.8M | 0.04% | +247,813+90.6% | Added |
| DAFNA Capital Management LLC | 409,445 | $24.2M | 5.79% | +30,450+8.0% | Added |
| Lord, Abbett & Co. LLC | 395,672 | $23.4M | 0.08% | +395,672 | New |
| Soleus Capital Management, L.P. | 376,321 | $22.3M | 1.96% | +180,744+92.4% | Added |
| Frazier Life Sciences Management, L.P. | 373,100 | $22.1M | 1.03% | −373,379−50.0% | Reduced |
| Tri Locum Partners LP | 335,514 | $19.9M | 5.02% | +49,192+17.2% | Added |
| First Turn Management, LLC | 321,906 | $19.0M | 3.10% | +321,906 | New |
| Perceptive Advisors LLC | 300,000 | $17.8M | 0.43% | +300,000 | New |
| Baker Bros. Advisors LP | 300,000 | $17.8M | 0.23% | +300,000 | New |
| StemPoint Capital LP | 288,668 | $17.1M | 5.02% | +54,797+23.4% | Added |
| State Street Corp | 264,873 | $15.7M | 0.00% | +20,197+8.3% | Added |
| Millennium Management LLC | 243,257 | $14.4M | 0.01% | +92,987+61.9% | Added |
| Voloridge Investment Management, LLC | 214,838 | $12.7M | 0.05% | +149,137+227.0% | Added |
| Goldman Sachs Group Inc | 207,209 | $12.3M | 0.00% | +102,495+97.9% | Added |
| TimesSquare Capital Management, LLC | 182,220 | $10.8M | 0.17% | +182,220 | New |
| Citadel Advisors LLC | 181,853 | $10.8M | 0.01% | −170,355−48.4% | Reduced |
| Decheng Capital LLC | 179,098 | $10.6M | 3.25% | +77,300+75.9% | Added |
| Ally Bridge Group (NY) LLC | 174,844 | $10.3M | 6.16% | −81,084−31.7% | Reduced |
| BNP Paribas Arbitrage, SA | 170,844 | $10.1M | 0.01% | +67,959+66.1% | Added |
| Saturn V Capital Management LLC | 164,773 | $9.75M | 3.68% | −211,856−56.3% | Reduced |
| Vanguard Group Inc | 164,049 | $9.71M | 0.00% | +7,900+5.1% | Added |
| OrbiMed Advisors LLC | 156,100 | $9.24M | 0.20% | +156,100 | New |
| State of Wisconsin Investment Board | 153,038 | $9.06M | 0.02% | +130,307+573.3% | Added |
| Aquilo Capital Management, LLC | 148,109 | $8.76M | 8.45% | −107,000−41.9% | Reduced |
| Sphera Funds Management Ltd. | 147,633 | $8.74M | 1.42% | −1,700−1.1% | Reduced |
| Algert Global LLC | 133,323 | $7.89M | 0.26% | +35,549+36.4% | Added |
| TD Asset Management Inc | 127,554 | $7.55M | 0.01% | −23,620−15.6% | Reduced |
| Affinity Asset Advisors, LLC | 125,000 | $7.40M | 1.16% | +125,000 | New |
| Nan Fung Group Holdings Ltd | 120,038 | $7.10M | 7.58% | +30,522+34.1% | Added |
| HighVista Strategies LLC | 116,718 | $6.91M | 2.52% | −4,962−4.1% | Reduced |
| Ensign Peak Advisors, Inc | 114,000 | $6.75M | 0.01% | +114,000 | New |
| Deutsche Bank AG | 110,881 | $6.56M | 0.00% | −1,221−1.1% | Reduced |
| Integral Health Asset Management, LLC | 100,000 | $5.92M | 0.59% | −65,000−39.4% | Reduced |
| Tang Capital Management LLC | 100,000 | $5.92M | 0.60% | +100,000 | New |
| Rhenman & Partners Asset Management AB | 90,500 | $5.35M | 0.51% | +90,500 | New |
| Voya Investment Management LLC | 84,055 | $4.97M | 0.00% | +54,205+181.6% | Added |
| Bank of America Corp | 82,646 | $4.89M | 0.00% | +27,463+49.8% | Added |
| Nicholas Investment Partners, LP | 80,503 | $4.76M | 0.49% | +80,503 | New |
| JPMorgan Chase & Co | 78,515 | $4.65M | 0.00% | −30,915−28.3% | Reduced |
| Swiss National Bank | 78,254 | $4.63M | 0.00% | +4,200+5.7% | Added |
| First Trust Advisors LP | 77,296 | $4.57M | 0.00% | +26,233+51.4% | Added |
| Jane Street Group, LLC | 74,542 | $4.41M | 0.00% | +61,764+483.4% | Added |
| Platinum Investment Management Ltd | 73,722 | $4.36M | 0.18% | −25,768−25.9% | Reduced |
| UBS Asset Management Americas Inc | 71,988 | $4.26M | 0.00% | +36,234+101.3% | Added |
| Eversept Partners, LP | 66,474 | $3.93M | 0.30% | −53,008−44.4% | Reduced |
| Fred Alger Management, LLC | 62,816 | $3.72M | 0.02% | +42,219+205.0% | Added |
| Manufacturers Life Insurance Company, The | 62,752 | $3.71M | 0.00% | −9,195−12.8% | Reduced |
| ExodusPoint Capital Management, LP | 61,626 | $3.65M | 0.04% | −63,002−50.6% | Reduced |
| Susquehanna Fundamental Investments, LLC | 56,778 | $3.36M | 0.08% | +16,868+42.3% | Added |
| DekaBank Deutsche Girozentrale | 56,000 | $3.33M | 0.01% | 00.0% | Unchanged |
| BCJ Capital Management, LLC | 54,957 | $3.25M | 0.26% | +54,957 | New |
| Geode Capital Management, LLC | 52,186 | $3.09M | 0.00% | −5,272−9.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 52,000 | $3.08M | 0.01% | 00.0% | Unchanged |
| CenterBook Partners LP | 51,403 | $3.04M | 0.19% | +51,403 | New |
| Artia Global Partners LP | 50,171 | $2.97M | 0.76% | 00.0% | Unchanged |
| Northern Trust Corp | 48,940 | $2.90M | 0.00% | −2,641−5.1% | Reduced |
| Parkman Healthcare Partners LLC | 45,152 | $2.67M | 0.36% | −34,971−43.6% | Reduced |
| Exome Asset Management LLC | 45,100 | $2.67M | 2.38% | +45,100 | New |
| Atom Investors LP | 43,827 | $2.59M | 0.26% | −26,744−37.9% | Reduced |
| Tudor Investment Corp Et Al | 42,359 | $2.51M | 0.03% | +10,313+32.2% | Added |
| Carmignac Gestion | 42,278 | $2.50M | 0.04% | +3,106+7.9% | Added |
| Bank of New York Mellon Corp | 40,633 | $2.40M | 0.00% | +9,488+30.5% | Added |