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 |
|---|---|---|---|---|---|
| HRT Financial LP | 0 | $0 | 0.00% | −29,283−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −18,934−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −16,520−100.0% | Sold out |
| Brevan Howard Capital Management LP | 0 | $0 | 0.00% | −13,639−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −13,502−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −12,636−100.0% | Sold out |
| Legato Capital Management LLC | 0 | $0 | 0.00% | −10,403−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −9,066−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −8,231−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −7,500−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −6,677−100.0% | Sold out |
| Envestnet Asset Management Inc | 0 | $0 | 0.00% | −5,188−100.0% | Sold out |
| Gordian Capital Singapore Pte Ltd | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Marex Group plc | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| MML Investors Services, LLC | 0 | $0 | 0.00% | −4,122−100.0% | Sold out |
| ProShare Advisors LLC | 0 | $0 | 0.00% | −4,031−100.0% | Sold out |
| nVerses Capital, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Catalyst Funds Management Pty Ltd | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −404−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −230−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −130−100.0% | Sold out |
| Macroview Investment Management LLC | 0 | $0 | 0.00% | −114−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Capital Performance Advisors LLP | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Chartwell Investment Partners, LLC | – | – | – | – | Not filed |
| PEAK6 Investments LLC | – | – | – | – | Not filed |