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 2024
Institutional positions in Merus N.V. as of Sep 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
- 189
- +12 vs. Q2 2024
- Shares held
- 69.0M
- +4.10M (+6.3%) vs. Q2 2024
- Total value
- $3.45B
- −$388.5M (−10.1%) vs. Q2 2024
- New holders
- 31
- 77 more added
- Sold out
- 19
- 49 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 6,873,926 | $343.4M | 0.02% | +648,994+10.4% | Added |
| RTW Investments, LP | 4,169,393 | $208.3M | 3.01% | 00.0% | Unchanged |
| Deerfield Management Company, L.P. (Series C) | 3,408,539 | $170.3M | 2.54% | +659,138+24.0% | Added |
| Commodore Capital LP | 3,350,000 | $167.4M | 10.46% | +150,000+4.7% | Added |
| Wellington Management Group LLP | 2,887,514 | $144.3M | 0.03% | +1,224,573+73.6% | Added |
| Samlyn Capital, LLC | 2,610,393 | $130.4M | 2.11% | +286,198+12.3% | Added |
| Paradigm Biocapital Advisors LP | 2,454,917 | $122.6M | 4.29% | +435,103+21.5% | Added |
| Franklin Resources Inc | 2,256,504 | $117.7M | 0.03% | +150,341+7.1% | Added |
| Federated Hermes, Inc. | 2,006,800 | $100.3M | 0.22% | −392,000−16.3% | Reduced |
| Boxer Capital, LLC | 1,900,000 | $94.9M | 4.66% | 00.0% | Unchanged |
| Lynx1 Capital Management LP | 1,793,866 | $89.6M | 31.75% | +587,159+48.7% | Added |
| BlackRock, Inc. | 1,645,409 | $82.2M | 0.00% | +1,645,409 | New |
| Holocene Advisors, LP | 1,637,988 | $81.8M | 0.33% | +64,122+4.1% | Added |
| Driehaus Capital Management LLC | 1,358,968 | $67.9M | 0.58% | −191,041−12.3% | Reduced |
| Avoro Capital Advisors LLC | 1,355,000 | $67.7M | 0.99% | 00.0% | Unchanged |
| Morgan Stanley | 1,349,819 | $67.4M | 0.00% | −151,831−10.1% | Reduced |
| Price T Rowe Associates Inc | 1,281,980 | $64.0M | 0.01% | −103,236−7.5% | Reduced |
| Polar Capital Holdings Plc | 1,267,052 | $63.3M | 0.37% | 00.0% | Unchanged |
| Woodline Partners LP | 1,184,925 | $59.2M | 0.50% | +226,156+23.6% | Added |
| Marshall Wace, LLP | 1,122,103 | $56.1M | 0.07% | +164,151+17.1% | Added |
| Pictet Asset Management Holding SA | 1,012,448 | $50.6M | 0.06% | +167,974+19.9% | Added |
| VR Adviser, LLC | 907,963 | $45.4M | 2.38% | −355,251−28.1% | Reduced |
| Rock Springs Capital Management LP | 892,549 | $44.6M | 1.45% | −108,524−10.8% | Reduced |
| T. Rowe Price Investment Management, Inc. | 830,268 | $41.5M | 0.03% | +109,592+15.2% | Added |
| Invesco Ltd. | 769,653 | $38.5M | 0.01% | +63,006+8.9% | Added |
| Goldman Sachs Group Inc | 740,891 | $37.0M | 0.01% | +533,682+257.6% | Added |
| Cormorant Asset Management, LP | 740,000 | $37.0M | 1.96% | −100,000−11.9% | Reduced |
| Alliancebernstein L.P. | 730,631 | $36.5M | 0.01% | +52,610+7.8% | Added |
| Two Sigma Advisers, LP | 729,800 | $36.5M | 0.09% | −88,000−10.8% | Reduced |
| Lord, Abbett & Co. LLC | 723,988 | $36.2M | 0.12% | +328,316+83.0% | Added |
| Novo Holdings A/S | 700,000 | $35.0M | 1.74% | +25,000+3.7% | Added |
| Siren, L.L.C. | 682,201 | $34.1M | 1.71% | +682,201 | New |
| D. E. Shaw & Co., Inc. | 663,589 | $33.2M | 0.04% | +142,250+27.3% | Added |
| Silverarc Capital Management, LLC | 635,439 | $31.7M | 7.15% | +11,811+1.9% | Added |
| Westfield Capital Management Co LP | 608,457 | $30.4M | 0.14% | +608,457 | New |
| Balyasny Asset Management LLC | 598,888 | $29.9M | 0.08% | +13,864+2.4% | Added |
| Two Sigma Investments, LP | 593,039 | $29.6M | 0.07% | −40,188−6.3% | Reduced |
| Logos Global Management LP | 575,000 | $28.7M | 3.22% | −275,000−32.4% | Reduced |
| Millennium Management LLC | 472,381 | $23.6M | 0.02% | +229,124+94.2% | Added |
| StemPoint Capital LP | 421,222 | $21.0M | 6.31% | +132,554+45.9% | Added |
| DAFNA Capital Management LLC | 412,573 | $20.6M | 4.87% | +3,128+0.8% | Added |
| Soleus Capital Management, L.P. | 398,321 | $19.9M | 1.65% | +22,000+5.8% | Added |
| Frazier Life Sciences Management, L.P. | 373,100 | $18.6M | 0.75% | 00.0% | Unchanged |
| First Turn Management, LLC | 308,014 | $15.4M | 2.44% | −13,892−4.3% | Reduced |
| Perceptive Advisors LLC | 300,000 | $15.0M | 0.32% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 300,000 | $15.0M | 0.16% | 00.0% | Unchanged |
| TimesSquare Capital Management, LLC | 272,435 | $13.6M | 0.20% | +90,215+49.5% | Added |
| ExodusPoint Capital Management, LP | 264,068 | $13.2M | 0.14% | +202,442+328.5% | Added |
| State Street Corp | 255,064 | $12.7M | 0.00% | −9,809−3.7% | Reduced |
| Great Point Partners LLC | 250,000 | $12.5M | 3.77% | −273,288−52.2% | Reduced |
| Vanguard Group Inc | 246,934 | $12.3M | 0.00% | +82,885+50.5% | Added |
| Citadel Advisors LLC | 219,219 | $11.0M | 0.01% | +37,366+20.5% | Added |
| Ally Bridge Group (NY) LLC | 208,244 | $10.4M | 5.57% | +33,400+19.1% | Added |
| BNP Paribas Arbitrage, SA | 194,554 | $9.72M | 0.01% | +23,710+13.9% | Added |
| Tri Locum Partners LP | 192,157 | $9.60M | 2.30% | −143,357−42.7% | Reduced |
| Decheng Capital LLC | 189,098 | $9.45M | 2.24% | +10,000+5.6% | Added |
| Adage Capital Partners GP, L.L.C. | 185,000 | $9.24M | 0.02% | −585,000−76.0% | Reduced |
| State of Wisconsin Investment Board | 166,518 | $8.32M | 0.02% | +13,480+8.8% | Added |
| Affinity Asset Advisors, LLC | 161,741 | $8.08M | 1.25% | +36,741+29.4% | Added |
| Algert Global LLC | 153,724 | $7.68M | 0.21% | +20,401+15.3% | Added |
| ADAR1 Capital Management, LLC | 153,286 | $7.66M | 1.28% | +126,436+470.9% | Added |
| Sphera Funds Management Ltd. | 147,633 | $7.38M | 1.21% | 00.0% | Unchanged |
| Saturn V Capital Management LLC | 131,240 | $6.56M | 2.34% | −33,533−20.4% | Reduced |
| Nan Fung Group Holdings Ltd | 120,038 | $6.00M | 5.17% | 00.0% | Unchanged |
| Aquilo Capital Management, LLC | 117,855 | $5.89M | 6.63% | −30,254−20.4% | Reduced |
| Ensign Peak Advisors, Inc | 114,000 | $5.70M | 0.01% | 00.0% | Unchanged |
| Granahan Investment Management Inc | 113,251 | $5.66M | 0.22% | +92,976+458.6% | Added |
| Deutsche Bank AG | 112,640 | $5.63M | 0.00% | +1,759+1.6% | Added |
| Trexquant Investment LP | 110,444 | $5.52M | 0.07% | +75,011+211.7% | Added |
| Tang Capital Management LLC | 100,000 | $5.00M | 0.36% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 97,777 | $4.88M | 0.01% | +91,577+1,477.0% | Added |
| Nicholas Investment Partners, LP | 96,832 | $4.84M | 0.44% | +16,329+20.3% | Added |
| Standard Life Aberdeen plc | 87,215 | $4.36M | 0.01% | +87,215 | New |
| Swiss National Bank | 85,654 | $4.28M | 0.00% | +7,400+9.5% | Added |
| UBS Asset Management Americas Inc | 84,200 | $4.21M | 0.00% | +12,212+17.0% | Added |
| Voloridge Investment Management, LLC | 83,747 | $4.18M | 0.02% | −131,091−61.0% | Reduced |
| TD Asset Management Inc | 86,840 | $4.15M | 0.00% | −40,714−31.9% | Reduced |
| Artia Global Partners LP | 80,171 | $4.01M | 1.13% | +30,000+59.8% | Added |
| Rhenman & Partners Asset Management AB | 79,500 | $3.97M | 0.32% | −11,000−12.2% | Reduced |
| Jump Financial, LLC | 75,237 | $3.76M | 0.08% | +71,454+1,888.8% | Added |
| HighVista Strategies LLC | 73,980 | $3.70M | 1.27% | −42,738−36.6% | Reduced |
| First Trust Advisors LP | 71,117 | $3.55M | 0.00% | −6,179−8.0% | Reduced |
| Platinum Investment Management Ltd | 69,085 | $3.45M | 0.16% | −4,637−6.3% | Reduced |
| Eversept Partners, LP | 68,258 | $3.41M | 0.26% | +1,784+2.7% | Added |
| Bank of America Corp | 64,021 | $3.20M | 0.00% | −18,625−22.5% | Reduced |
| Voya Investment Management LLC | 58,595 | $2.93M | 0.00% | −25,460−30.3% | Reduced |
| Fred Alger Management, LLC | 57,946 | $2.89M | 0.01% | −4,870−7.8% | Reduced |
| DekaBank Deutsche Girozentrale | 56,000 | $2.69M | 0.00% | 00.0% | Unchanged |
| Alps Advisors Inc | 53,479 | $2.67M | 0.02% | +53,479 | New |
| Geode Capital Management, LLC | 52,096 | $2.60M | 0.00% | −90−0.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 52,000 | $2.60M | 0.01% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 51,289 | $2.56M | 0.00% | −11,463−18.3% | Reduced |
| HealthInvest Partners AB | 50,687 | $2.53M | 1.19% | +19,850+64.4% | Added |
| Northern Trust Corp | 47,352 | $2.37M | 0.00% | −1,588−3.2% | Reduced |
| Parkman Healthcare Partners LLC | 45,349 | $2.27M | 0.29% | +197+0.4% | Added |
| Verition Fund Management LLC | 42,746 | $2.14M | 0.01% | +6,071+16.6% | Added |
| Harbor Capital Advisors, Inc. | 42,287 | $2.11M | 0.09% | +42,287 | New |
| J. Goldman & Co LP | 40,500 | $2.02M | 0.09% | +16,150+66.3% | Added |
| Legal & General Group Plc | 38,653 | $1.93M | 0.00% | +1,786+4.8% | Added |
| California State Teachers Retirement System | 38,277 | $1.91M | 0.00% | +2,327+6.5% | Added |