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, Q4 2024
Institutional positions in Merus N.V. as of Dec 31, 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
- 192
- +5 vs. Q3 2024
- Shares held
- 70.4M
- +1.36M (+2.0%) vs. Q3 2024
- Total value
- $2.96B
- −$493.5M (−14.3%) vs. Q3 2024
- New holders
- 37
- 72 more added
- Sold out
- 32
- 54 more reduced
2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| DekaBank Deutsche Girozentrale | 56,000 | $2.30M | 0.00% | 00.0% | Unchanged |
| HighVista Strategies LLC | 55,039 | $2.31M | 0.86% | −18,941−25.6% | Reduced |
| Alps Advisors Inc | 55,361 | $2.33M | 0.01% | +1,882+3.5% | Added |
| KBC Group NV | 57,234 | $2.41M | 0.01% | +56,012+4,583.6% | Added |
| Voya Investment Management LLC | 62,000 | $2.61M | 0.00% | +3,405+5.8% | Added |
| HealthInvest Partners AB | 62,521 | $2.62M | 1.24% | +11,834+23.3% | Added |
| Eversept Partners, LP | 68,258 | $2.87M | 0.30% | 00.0% | Unchanged |
| Platinum Investment Management Ltd | 69,085 | $2.91M | 0.17% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 74,500 | $3.13M | 0.32% | −5,000−6.3% | Reduced |
| TD Asset Management Inc | 75,240 | $3.16M | 0.00% | −11,600−13.4% | Reduced |
| Northern Trust Corp | 76,335 | $3.21M | 0.00% | +28,983+61.2% | Added |
| Boothbay Fund Management, LLC | 80,000 | $3.36M | 0.10% | +80,000 | New |
| ADAR1 Capital Management, LLC | 81,460 | $3.43M | 0.71% | −71,826−46.9% | Reduced |
| Springhill Fund Asset Management (HK) Co Ltd | 83,800 | $3.52M | 5.72% | +83,800 | New |
| Standard Life Aberdeen plc | 87,215 | $3.67M | 0.01% | 00.0% | Unchanged |
| Swiss National Bank | 93,954 | $3.95M | 0.00% | +8,300+9.7% | Added |
| UBS Asset Management Americas Inc | 98,744 | $4.15M | 0.00% | +14,544+17.3% | Added |
| Tang Capital Management LLC | 100,000 | $4.21M | 0.28% | 00.0% | Unchanged |
| Trexquant Investment LP | 100,733 | $4.24M | 0.05% | −9,711−8.8% | Reduced |
| Atom Investors LP | 101,757 | $4.28M | 0.53% | +101,757 | New |
| Granahan Investment Management Inc | 104,562 | $4.40M | 0.18% | −8,689−7.7% | Reduced |
| Deutsche Bank AG | 113,056 | $4.75M | 0.00% | +416+0.4% | Added |
| Ensign Peak Advisors, Inc | 114,000 | $4.79M | 0.01% | 00.0% | Unchanged |
| Ally Bridge Group (NY) LLC | 116,796 | $4.91M | 4.21% | −91,448−43.9% | Reduced |
| Nan Fung Group Holdings Ltd | 120,038 | $5.05M | 4.32% | 00.0% | Unchanged |
| Sphera Funds Management Ltd. | 130,532 | $5.49M | 1.01% | −17,101−11.6% | Reduced |
| Alyeska Investment Group, L.P. | 136,364 | $5.73M | 0.02% | +136,364 | New |
| CenterBook Partners LP | 142,875 | $6.01M | 0.36% | +124,174+664.0% | Added |
| State of Wisconsin Investment Board | 157,865 | $6.64M | 0.02% | −8,653−5.2% | Reduced |
| Great Point Partners LLC | 158,092 | $6.65M | 3.13% | −91,908−36.8% | Reduced |
| Algert Global LLC | 173,114 | $7.28M | 0.17% | +19,390+12.6% | Added |
| Impax Asset Management Group plc | 180,000 | $7.57M | 0.03% | +180,000 | New |
| BNP Paribas Arbitrage, SA | 187,548 | $7.89M | 0.01% | −7,006−3.6% | Reduced |
| Decheng Capital LLC | 189,098 | $7.95M | 1.71% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 191,191 | $8.04M | 0.01% | +93,414+95.5% | Added |
| State Street Corp | 221,518 | $9.31M | 0.00% | −33,546−13.2% | Reduced |
| Saturn V Capital Management LLC | 234,637 | $9.87M | 3.86% | +103,397+78.8% | Added |
| Goldman Sachs Group Inc | 242,193 | $10.2M | 0.00% | −498,698−67.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 250,000 | $10.5M | 0.02% | +65,000+35.1% | Added |
| Camber Capital Management LP | 250,000 | $10.5M | 0.41% | +250,000 | New |
| Caligan Partners LP | 255,000 | $10.7M | 2.72% | +255,000 | New |
| Vanguard Group Inc | 261,628 | $11.0M | 0.00% | +14,694+6.0% | Added |
| First Turn Management, LLC | 285,159 | $12.0M | 2.15% | −22,855−7.4% | Reduced |
| Perceptive Advisors LLC | 300,000 | $12.6M | 0.35% | 00.0% | Unchanged |
| Octagon Capital Advisors LP | 308,000 | $13.0M | 2.21% | +308,000 | New |
| Soleus Capital Management, L.P. | 312,321 | $13.1M | 0.99% | −86,000−21.6% | Reduced |
| TimesSquare Capital Management, LLC | 331,195 | $13.9M | 0.20% | +58,760+21.6% | Added |
| Tri Locum Partners LP | 347,303 | $14.6M | 3.03% | +155,146+80.7% | Added |
| D. E. Shaw & Co., Inc. | 359,048 | $15.1M | 0.02% | −304,541−45.9% | Reduced |
| Frazier Life Sciences Management, L.P. | 373,100 | $15.7M | 0.65% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 389,241 | $16.4M | 2.56% | +227,500+140.7% | Added |
| Baker Bros. Advisors LP | 450,000 | $18.9M | 0.20% | +150,000+50.0% | Added |
| DAFNA Capital Management LLC | 451,804 | $19.0M | 4.83% | +39,231+9.5% | Added |
| Gilead Sciences, Inc. | 452,527 | $19.0M | 1.23% | +452,527 | New |
| Artia Global Partners LP | 463,840 | $19.5M | 7.87% | +383,669+478.6% | Added |
| Two Sigma Investments, LP | 507,741 | $21.4M | 0.05% | −85,298−14.4% | Reduced |
| Morgan Stanley | 575,200 | $24.2M | 0.00% | −774,619−57.4% | Reduced |
| VR Adviser, LLC | 592,411 | $24.9M | 1.71% | −315,552−34.8% | Reduced |
| StemPoint Capital LP | 614,812 | $25.9M | 6.48% | +193,590+46.0% | Added |
| Silverarc Capital Management, LLC | 680,845 | $28.6M | 6.40% | +45,406+7.1% | Added |
| Two Sigma Advisers, LP | 720,800 | $30.3M | 0.07% | −9,000−1.2% | Reduced |
| Cormorant Asset Management, LP | 740,000 | $31.1M | 1.71% | 00.0% | Unchanged |
| Novo Holdings A/S | 750,000 | $31.5M | 1.91% | +50,000+7.1% | Added |
| Logos Global Management LP | 750,000 | $31.5M | 3.69% | +175,000+30.4% | Added |
| Siren, L.L.C. | 784,412 | $33.0M | 1.46% | +102,211+15.0% | Added |
| Invesco Ltd. | 786,365 | $33.1M | 0.01% | +16,712+2.2% | Added |
| Alliancebernstein L.P. | 796,957 | $33.5M | 0.01% | +66,326+9.1% | Added |
| T. Rowe Price Investment Management, Inc. | 808,576 | $34.0M | 0.02% | −21,692−2.6% | Reduced |
| Marshall Wace, LLP | 862,089 | $36.3M | 0.05% | −260,014−23.2% | Reduced |
| Millennium Management LLC | 883,565 | $37.2M | 0.03% | +411,184+87.0% | Added |
| Rock Springs Capital Management LP | 892,549 | $37.5M | 1.43% | 00.0% | Unchanged |
| Westfield Capital Management Co LP | 993,157 | $41.8M | 0.18% | +384,700+63.2% | Added |
| Pictet Asset Management Holding SA | 1,031,827 | $43.4M | 0.05% | +19,379+1.9% | Added |
| UBS Group AG | 1,107,438 | $46.6M | 0.01% | +1,096,654+10,169.3% | Added |
| Price T Rowe Associates Inc | 1,116,820 | $47.0M | 0.01% | −165,160−12.9% | Reduced |
| Woodline Partners LP | 1,188,518 | $50.0M | 0.34% | +3,593+0.3% | Added |
| Driehaus Capital Management LLC | 1,280,337 | $53.8M | 0.44% | −78,631−5.8% | Reduced |
| Lynx1 Capital Management LP | 1,580,841 | $66.5M | 24.92% | −213,025−11.9% | Reduced |
| BlackRock, Inc. | 1,587,161 | $66.7M | 0.00% | −58,248−3.5% | Reduced |
| Federated Hermes, Inc. | 1,593,375 | $67.0M | 0.15% | −413,425−20.6% | Reduced |
| Paradigm Biocapital Advisors LP | 1,689,922 | $71.1M | 2.47% | −764,995−31.2% | Reduced |
| Polar Capital Holdings Plc | 1,706,238 | $71.7M | 0.40% | +439,186+34.7% | Added |
| Holocene Advisors, LP | 1,880,018 | $79.1M | 0.26% | +242,030+14.8% | Added |
| Boxer Capital Management, LLC | 1,900,000 | $79.9M | 6.80% | +1,900,000 | New |
| Franklin Resources Inc | 1,984,538 | $83.4M | 0.02% | −271,966−12.1% | Reduced |
| Avoro Capital Advisors LLC | 2,125,000 | $89.4M | 1.26% | +770,000+56.8% | Added |
| Samlyn Capital, LLC | 2,668,178 | $112.2M | 1.78% | +57,785+2.2% | Added |
| Deerfield Management Company, L.P. (Series C) | 2,972,787 | $125.0M | 2.38% | −435,752−12.8% | Reduced |
| Wellington Management Group LLP | 3,497,653 | $147.1M | 0.03% | +610,139+21.1% | Added |
| Commodore Capital LP | 3,874,182 | $162.9M | 11.94% | +524,182+15.6% | Added |
| RTW Investments, LP | 4,169,393 | $175.3M | 2.65% | 00.0% | Unchanged |
| FMR LLC | 6,899,521 | $290.1M | 0.02% | +25,595+0.4% | Added |
| Boxer Capital, LLC | 0 | $0 | 0.00% | −1,900,000−100.0% | Sold out |
| Lord, Abbett & Co. LLC | 0 | $0 | 0.00% | −723,988−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −264,068−100.0% | Sold out |
| Aquilo Capital Management, LLC | 0 | $0 | 0.00% | −117,855−100.0% | Sold out |
| Nicholas Investment Partners, LP | 0 | $0 | 0.00% | −96,832−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −83,747−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −71,117−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −35,360−100.0% | Sold out |