Merus NVMRUS
13F holders, Q1 2025 (March 31)185holders −7
24new positions
30sold out
4famous investors
$42.11avg. 13F price*
At the end of Q1 2025, 185 institutions reported holding Merus NV (MRUS) in their 13F filings, down 7 from Q4 2024. 24 opened new positions and 30 sold out. The largest holders were FMR LLC ($293.2M), Wellington Management Group LLP ($198.6M) and Commodore Capital LP ($188.3M). 4 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).
- Company
- Merus NV
- CUSIP
- N5749R100
- Latest filing quarter
- Q4 2025
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 24 | $20.5M |
| Exits | 30 | $100.1M |
All 13F filers, Q4 2024 → Q1 2025: 8,906,144 shares bought and 8,406,235 shares sold, net +499,909 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 185 holders
| FMR LLC | 0.02% | Add +1.0% | 6,966,914 | $293.2M |
| Wellington Management Group LLP | 0.04% | Add +34.9% | 4,718,172 | $198.6M |
| Commodore Capital LP | 13.87% | Add +15.4% | 4,472,840 | $188.3M |
| RTW Investments, LP | 2.68% | No change | 4,169,393 | $175.5M |
| Paradigm Biocapital Advisors LP | 6.53% | Add +99.4% | 3,369,699 | $141.8M |
| Deerfield Management Company, L.P. | 3.02% | Add +6.8% | 3,173,928 | $133.6M |
| Avoro Capital Advisors LLC | 1.97% | Add +41.2% | 3,000,000 | $126.3M |
| Samlyn Capital, LLC | 1.66% | Reduce -10.8% | 2,379,428 | $100.2M |
| Franklin Resources Inc. | 0.02% | Add +0.3% | 1,991,193 | $83.8M |
| Holocene Advisors, LP | 0.23% | Reduce -0.3% | 1,873,625 | $78.9M |
| Polar Capital Holdings Plc | 0.44% | Add +0.0% | 1,706,862 | $71.8M |
| BlackRock, Inc. | 0.00% | Add +6.6% | 1,691,869 | $71.2M |
| Lynx1 Capital Management LP | 23.65% | Reduce -0.8% | 1,568,841 | $66.0M |
| Westfield Capital Management Co. LP | 0.31% | Add +51.2% | 1,501,220 | $63.2M |
| Woodline Partners LP | 0.38% | Add +17.8% | 1,400,171 | $58.9M |
| Driehaus Capital Management LLC | 0.51% | Reduce -2.0% | 1,254,149 | $52.8M |
| T. Rowe Price Associates Inc. | 0.01% | Reduce -1.9% | 1,095,742 | $46.1M |
| Federated Hermes, Inc. | 0.09% | Reduce -34.4% | 1,044,625 | $44.0M |
| Siren, L.L.C. | 2.48% | Add +33.0% | 1,043,467 | $43.9M |
| Pictet Asset Management Holding SA | 0.05% | Add +0.0% | 1,032,101 | $43.4M |
| Rock Springs Capital Management LP | 2.37% | Add +9.9% | 980,751 | $41.3M |
| UBS Group AG | 0.01% | Reduce -22.1% | 862,748 | $36.3M |
| Invesco Ltd. | 0.01% | Add +5.3% | 828,217 | $34.9M |
| Silverarc Capital Management, LLC | 7.13% | Add +19.1% | 811,021 | $34.1M |
| Morgan Stanley | 0.00% | Add +39.7% | 803,588 | $33.8M |
| Novo Holdings A/S | 2.53% | Add +5.2% | 789,129 | $33.2M |
| Cormorant Asset Management, LP | 2.36% | No change | 740,000 | $31.1M |
| Alliancebernstein L.P. | 0.01% | Reduce -7.2% | 739,288 | $31.1M |
| Boxer Capital Management, LLC | 8.86% | Reduce -63.2% | 700,000 | $29.5M |
| Perceptive Advisors LLC | 1.03% | Add +130.2% | 690,485 | $29.1M |
| Millennium Management | 0.02% | Reduce -33.6% | 586,434 | $24.7M |
| Two Sigma Advisers, LP | 0.05% | Reduce -23.1% | 554,400 | $23.3M |
| T. Rowe Price Investment Management, Inc. | 0.01% | Reduce -37.0% | 509,761 | $21.5M |
| First Turn Management, LLC | 3.94% | Add +62.7% | 463,960 | $19.5M |
| DAFNA Capital Management LLC | 5.59% | Add +2.2% | 461,804 | $19.4M |
| Gilead Sciences, Inc. | 1.61% | No change | 452,527 | $19.0M |
| Artia Global Partners LP | 5.24% | Reduce -8.4% | 424,640 | $17.9M |
| Janus Henderson Group PLC | 0.01% | Add +1693.4% | 381,811 | $17.0M |
| Soleus Capital Management, L.P. | 1.27% | Add +23.5% | 385,821 | $16.2M |
| Caligan Partners LP | 3.31% | Add +47.8% | 376,954 | $15.9M |
| Frazier Life Sciences Management, L.P. | 0.72% | No change | 373,100 | $15.7M |
| Stempoint Capital LP | 4.66% | Reduce -43.6% | 346,756 | $14.6M |
| TimesSquare Capital Management, LLC | 0.23% | Add +3.8% | 343,705 | $14.5M |
| Two Sigma Investments, LP | 0.03% | Reduce -35.8% | 325,861 | $13.7M |
| Saturn V Capital Management LP | 6.87% | Add +37.8% | 323,211 | $13.6M |
| Affinity Asset Advisors, LLC | 2.25% | Reduce -17.3% | 321,962 | $13.6M |
| Octagon Capital Advisors LP | 2.82% | No change | 308,000 | $13.0M |
| JPMorgan Chase & Co. | 0.00% | Add +1072.0% | 295,123 | $12.4M |
| Vanguard Group Inc. | 0.00% | Reduce -0.7% | 259,790 | $10.9M |
| Marshall Wace, LLP | 0.01% | Reduce -69.9% | 259,774 | $10.9M |
| Great Point Partners LLC | 5.43% | Add +50.0% | 237,156 | $10.0M |
| State Street Corp. | 0.00% | Add +5.1% | 232,750 | $9.8M |
| Baker Bros. Advisors LP | 0.11% | Reduce -50.3% | 223,500 | $9.4M |
| Decheng Capital LLC | 2.23% | No change | 189,098 | $8.0M |
| Impax Asset Management Group plc | 0.05% | No change | 180,000 | $7.6M |
| Aberdeen Group plc | 0.01% | Add +97.3% | 172,063 | $7.2M |
| Boothbay Fund Management, LLC | 0.24% | Add +100.0% | 160,000 | $6.7M |
| State of Wisconsin Investment Board | 0.02% | Add +0.3% | 158,308 | $6.7M |
| Tri Locum Partners LP | 3.39% | Reduce -54.8% | 156,915 | $6.6M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -48.5% | 124,795 | $5.3M |
| Allostery Investments LP | 7.57% | Add +473.5% | 124,657 | $5.2M |
| Carmignac Gestion | 0.08% | New | 121,161 | $5.1M |
| Nan Fung Group Holdings Ltd | 4.12% | No change | 120,038 | $5.1M |
| Atom Investors LP | 0.59% | Add +12.2% | 114,158 | $4.8M |
| Deutsche Bank AG | 0.00% | Add +0.1% | 113,149 | $4.8M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Add +13.9% | 112,522 | $4.7M |
| Moody Aldrich Partners LLC | 0.95% | Add +273.4% | 108,281 | $4.6M |
| Algert Global LLC | 0.11% | Reduce -38.1% | 107,101 | $4.5M |
| Sphera Funds Management LTD. | 1.11% | Reduce -18.4% | 106,532 | $4.5M |
| Ameriprise Financial Inc. | 0.00% | New | 102,400 | $4.3M |
| Tang Capital Management LLC | 0.23% | No change | 100,000 | $4.2M |
| Granahan Investment Management, LLC | 0.20% | Reduce -8.5% | 95,720 | $4.0M |
| Swiss National Bank | 0.00% | Reduce -1.2% | 92,854 | $3.9M |
| CenterBook Partners LP | 0.24% | Reduce -36.3% | 91,088 | $3.8M |
| Voya Investment Management LLC | 0.00% | Add +26.3% | 78,280 | $3.3M |
| Ally Bridge Group (NY) LLC | 2.96% | Reduce -33.3% | 77,896 | $3.3M |
| Rhenman & Partners Asset Management AB | 0.36% | No change | 74,500 | $3.1M |
| TD Asset Management Inc | 0.00% | Reduce -5.3% | 71,258 | $3.0M |
| Eversept Partners, LP | 0.34% | Add +3.0% | 70,329 | $3.0M |
| Alyeska Investment Group, L.P. | 0.01% | Reduce -50.0% | 68,182 | $2.9M |
| Northern Trust Corp. | 0.00% | Reduce -11.4% | 67,620 | $2.8M |
| ADAR1 Capital Management, LLC | 0.56% | Reduce -17.8% | 66,960 | $2.8M |
| AXA S.A. | 0.01% | New | 64,944 | $2.7M |
| Platinum Investment Management Ltd. | 0.16% | Reduce -6.1% | 64,841 | $2.7M |
| Harbor Capital Advisors, Inc. | 0.12% | Add +49.0% | 64,374 | $2.7M |
| Trexquant Investment LP | 0.03% | Reduce -38.1% | 62,382 | $2.6M |
| DekaBank Deutsche Girozentrale | 0.00% | No change | 56,000 | $2.4M |
| HighVista Strategies LLC | 0.89% | No change | 55,039 | $2.3M |
| Geode Capital Management, LLC | 0.00% | Add +0.1% | 52,686 | $2.2M |
| Verition Fund Management LLC | 0.01% | Add +6.8% | 51,446 | $2.2M |
| Alps Advisors Inc. | 0.01% | Reduce -7.8% | 51,020 | $2.1M |
| D. E. Shaw & Co. | 0.00% | Reduce -85.8% | 51,017 | $2.1M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +18.6% | 49,906 | $2.1M |
| Fred Alger Management, LLC | 0.01% | Add +1.4% | 47,956 | $2.0M |
| Gilder Gagnon Howe & Co. LLC | 0.03% | New | 45,942 | $1.9M |
| ExodusPoint Capital Management, LP | 0.03% | New | 45,624 | $1.9M |
| NEOS Investment Management LLC | 0.04% | Add +214.4% | 45,558 | $1.9M |
| Bank of America Corp. | 0.00% | Add +16.6% | 44,085 | $1.9M |
| Legal & General Group Plc | 0.00% | Add +2.1% | 43,674 | $1.8M |
| State of New Jersey Common Pension Fund D | 0.01% | Reduce -14.3% | 41,380 | $1.7M |
"% of holder's portfolio" is MRUS's weight in each manager's 13F, not the share of Merus NV the manager owns.