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 2023
Institutional positions in Merus N.V. as of Sep 30, 2023. 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
- 113
- −1 vs. Q2 2023
- Shares held
- 49.4M
- +8.10M (+19.6%) vs. Q2 2023
- Total value
- $1.12B
- +$33.2M (+3.1%) vs. Q2 2023
- New holders
- 14
- 47 more added
- Sold out
- 15
- 30 more reduced
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 1,465,936 | $34.6M | 0.00% | +280,116+23.6% | Added |
| Medicxi Ventures Management (Jersey) Ltd | 1,600,000 | $37.7M | 12.05% | 00.0% | Unchanged |
| VR Adviser, LLC | 1,726,214 | $40.7M | 4.28% | 00.0% | Unchanged |
| Fairmount Funds Management LLC | 1,881,345 | $44.4M | 5.34% | +398,940+26.9% | Added |
| Franklin Resources Inc | 1,891,926 | $44.6M | 0.02% | +299,668+18.8% | Added |
| Boxer Capital, LLC | 1,900,000 | $44.8M | 2.38% | 00.0% | Unchanged |
| RTW Investments, LP | 1,996,764 | $47.1M | 0.99% | +945,871+90.0% | Added |
| Wellington Management Group LLP | 2,735,247 | $64.5M | 0.01% | +60,135+2.2% | Added |
| BVF Inc | 2,752,420 | $64.9M | 1.75% | +1,150,000+71.8% | Added |
| Federated Hermes, Inc. | 2,885,700 | $68.0M | 0.18% | +247,000+9.4% | Added |
| Samlyn Capital, LLC | 3,256,518 | $76.8M | 1.36% | +419,069+14.8% | Added |
| Deerfield Management Company, L.P. (Series C) | 3,876,938 | $91.4M | 2.01% | +845,000+27.9% | Added |
| Commodore Capital LP | 4,428,072 | $104.4M | 12.20% | +428,072+10.7% | Added |
| Tri Locum Partners LP | 0 | $0 | 0.00% | −101,691−100.0% | Sold out |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −63,125−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −53,143−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −33,365−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −17,079−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −16,764−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −14,021−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −11,523−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −10,301−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −8,171−100.0% | Sold out |
| Coppell Advisory Solutions LLC | 0 | $0 | 0.00% | −1,732−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −541−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −243−100.0% | Sold out |
| GWM Advisors LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| TD Waterhouse Canada Inc. | 0 | $0 | 0.00% | −96−100.0% | Sold out |