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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, Q1 2021

Institutional positions in Merus N.V. as of Mar 31, 2021. 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
59
No complete 13F data for Q4 2020
Shares held
26.7M
No complete 13F data for Q4 2020
Total value
$558.3M
No complete 13F data for Q4 2020

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.

Institutional holdersQ1 2021: 59 institutions
Q1 2021: 59 institutionsQ2 2021: 68 institutionsQ3 2021: 64 institutionsQ4 2021: 103 institutionsQ1 2022: 95 institutionsQ2 2022: 93 institutionsQ3 2022: 100 institutionsQ4 2022: 91 institutionsQ1 2023: 104 institutionsQ2 2023: 114 institutionsQ3 2023: 113 institutionsQ4 2023: 131 institutionsQ1 2024: 156 institutionsQ2 2024: 179 institutionsQ3 2024: 189 institutionsQ4 2024: 192 institutionsQ1 2025: 185 institutionsQ2 2025: 201 institutionsQ3 2025: 268 institutionsQ4 2025: 10 institutionsQ1 2026: 0 institutionsQ2 2026: 0 institutions
Value heldQ1 2021: $558.3M
Q1 2021: $558.3MQ2 2021: $564.3MQ3 2021: $487.8MQ4 2021: $1.05BQ1 2022: $878.1MQ2 2022: $793.4MQ3 2022: $687.4MQ4 2022: $563.8MQ1 2023: $672.0MQ2 2023: $1.09BQ3 2023: $1.12BQ4 2023: $1.41BQ1 2024: $2.31BQ2 2024: $3.94BQ3 2024: $3.45BQ4 2024: $2.96BQ1 2025: $2.98BQ2 2025: $3.93BQ3 2025: $6.70BQ4 2025: $5.73MQ1 2026: $0Q2 2026: $0
Institutions holding MRUS and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 20260$0
Q4 202510$5.73M
Q3 2025268$6.70B
Q2 2025201$3.93B
Q1 2025185$2.98B
Q4 2024192$2.96B
Q3 2024189$3.45B
Q2 2024179$3.94B
Q1 2024156$2.31B
Q4 2023131$1.41B
Q3 2023113$1.12B
Q2 2023114$1.09B
Q1 2023104$672.0M
Q4 202291$563.8M
Q3 2022100$687.4M
Q2 202293$793.4M
Q1 202295$878.1M
Q4 2021103$1.05B
Q3 202164$487.8M
Q2 202168$564.3M
Q1 202159$558.3M

Institutions, Q1 2021

Shares, value and share of portfolio for each institution holding Merus N.V..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding MRUS in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BVF Inc7,285,071$152.2M5.71%––
Federated Hermes, Inc.3,084,257$64.4M0.13%––
Baker Bros. Advisors LP2,037,469$42.6M0.18%––
Boxer Capital, LLC1,900,000$39.7M1.35%––
Wellington Management Group LLP1,825,903$38.1M0.01%––
Medicxi Ventures Management (Jersey) Ltd1,600,000$33.4M19.47%––
Sofinnova Investments, Inc.1,311,039$27.4M1.73%––
Driehaus Capital Management LLC1,113,706$23.3M0.34%––
MPM Oncology Impact Management LP700,879$14.6M1.84%––
Avoro Capital Advisors LLC665,000$13.9M0.24%––
Morgan Stanley488,325$10.2M0.00%––
Avidity Partners Management LP487,000$10.2M0.28%––
Deutsche Bank AG414,311$8.65M0.00%––
Cormorant Asset Management, LP350,000$7.31M0.21%––
FMR LLC343,100$7.17M0.00%––
Silverarc Capital Management, LLC244,713$5.11M2.86%––
Two Sigma Investments, LP221,804$4.63M0.01%––
Platinum Investment Management Ltd214,974$4.49M0.10%––
Two Sigma Advisers, LP209,500$4.38M0.01%––
Octagon Capital Advisors LP200,000$4.18M1.57%––
Franklin Resources Inc175,010$3.66M0.00%––
Vivo Capital, LLC175,000$3.66M0.13%––
Perceptive Advisors LLC175,000$3.65M0.05%––
DAFNA Capital Management LLC157,841$3.30M0.78%––
Millennium Management LLC138,595$2.90M0.00%––
Burrage Capital Management LLC130,683$2.73M2.21%––
Ikarian Capital, LLC111,223$2.32M0.35%––
Vanguard Group Inc80,732$1.69M0.00%––
BlackRock Inc.79,540$1.66M0.00%––
Renaissance Technologies LLC76,988$1.61M0.00%––
Sphera Funds Management Ltd.76,992$1.61M0.15%––
HealthCor Management, L.P.60,490$1.26M0.05%––
Northern Trust Corp56,894$1.19M0.00%––
J. Goldman & Co LP54,000$1.13M0.07%––
California Public Employees Retirement System51,600$1.08M0.00%––
Citadel Advisors LLC50,650$1.06M0.00%––
Swiss National Bank50,454$1.05M0.00%––
Victory Capital Management Inc49,960$1.04M0.00%––
HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse)46,532$972.0K0.01%––
State Street Corp36,972$772.0K0.00%––
Athanor Capital, LP34,021$711.0K0.03%––
Sanders Morris Harris LLC24,870$554.0K0.12%––
Credit Suisse AG19,860$415.0K0.00%––
Weiss Multi-Strategy Advisers LLC19,797$414.0K0.01%––
Goldman Sachs Group Inc19,563$409.0K0.00%––
Geode Capital Management, LLC15,032$314.0K0.00%––
Bank of New York Mellon Corp14,560$304.0K0.00%––
PDT Partners, LLC14,281$298.0K0.02%––
Boothbay Fund Management, LLC11,738$245.0K0.01%––
Old Well Partners, LLC10,722$224.0K0.11%––
UBS Group AG2,899$61.0K0.00%––
Bank of America Corp2,820$59.0K0.00%––
Legal & General Group Plc1,200$25.0K0.00%––
Royal Bank of Canada818$17.0K0.00%––
Global Retirement Partners, LLC403$8.00K0.00%––
Wells Fargo & Company300$6.00K0.00%––
Citigroup Inc233$5.00K0.00%––
BNP Paribas Arbitrage, SA180$3.76K0.00%––
JPMorgan Chase & Co36$1.00K0.00%––