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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, Q2 2022

Institutional positions in Merus N.V. as of Jun 30, 2022. 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
93
0 vs. Q1 2022
Shares held
35.0M
+1.92M (+5.8%) vs. Q1 2022
Total value
$793.4M
−$82.5M (−9.4%) vs. Q1 2022
New holders
10
38 more added
Sold out
10
27 more reduced

2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2022: 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.

Institutional holdersQ2 2022: 93 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 heldQ2 2022: $793.4M
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, Q2 2022

Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q1 2022.

Institutions holding MRUS in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BVF Inc4,081,431$92.4M4.46%−53,640−1.3%Reduced
Federated Hermes, Inc.3,592,800$81.3M0.22%−86,500−2.4%Reduced
Commodore Capital LP2,615,762$59.2M12.52%+799,341+44.0%Added
Deerfield Management Company, L.P. (Series C)1,985,924$45.0M0.95%+1,548,924+354.4%Added
Boxer Capital, LLC1,900,000$43.0M2.72%00.0%Unchanged
Wellington Management Group LLP1,769,195$40.1M0.01%−1,189,077−40.2%Reduced
Medicxi Ventures Management (Jersey) Ltd1,600,000$36.2M15.04%00.0%Unchanged
Aquilo Capital Management, LLC1,477,109$33.4M14.09%+215,575+17.1%Added
Driehaus Capital Management LLC1,093,963$24.8M0.40%+18,587+1.7%Added
Lynx1 Capital Management LP1,001,217$22.7M19.31%+107,690+12.1%Added
Baker Bros. Advisors LP995,397$22.5M0.13%−1,042,072−51.1%Reduced
MPM Oncology Impact Management LP919,482$20.8M5.78%00.0%Unchanged
Franklin Resources Inc858,538$19.4M0.01%+384,817+81.2%Added
Millennium Management LLC847,057$19.2M0.03%+393,771+86.9%Added
Frazier Life Sciences Management, L.P.673,979$15.3M1.44%+45,000+7.2%Added
FMR LLC630,486$14.3M0.00%00.0%Unchanged
BlackRock Inc.539,528$12.2M0.00%+2,728+0.5%Added
Polar Capital Holdings Plc500,000$11.3M0.09%+500,000New
Silverarc Capital Management, LLC469,113$10.6M4.98%+144,394+44.5%Added
Woodline Partners LP465,203$10.5M0.17%+193,287+71.1%Added
Paradigm Biocapital Advisors LP452,244$10.2M2.04%+202,506+81.1%Added
Vivo Capital, LLC442,000$10.0M1.00%00.0%Unchanged
Sphera Funds Management Ltd.409,161$9.26M1.76%+200.0%Added
Lord, Abbett & Co. LLC408,516$9.25M0.03%+14,189+3.6%Added
Point72 Asset Management, L.P.395,250$8.95M0.04%+273,609+224.9%Added
Morgan Stanley361,813$8.19M0.00%+26,377+7.9%Added
Opaleye Management Inc.338,000$7.65M3.45%00.0%Unchanged
TCG Crossover Management, LLC300,000$6.79M2.89%00.0%Unchanged
Eversept Partners, LP287,806$6.52M0.64%+210,957+274.5%Added
DAFNA Capital Management LLC262,891$5.95M1.62%+27,902+11.9%Added
Ghost Tree Capital, LLC250,000$5.66M3.89%−150,000−37.5%Reduced
Jennison Associates LLC235,158$5.32M0.01%+235,158New
AXA S.A.222,966$5.05M0.02%−4,334−1.9%Reduced
State Street Corp184,839$4.18M0.00%+8,808+5.0%Added
Acuta Capital Partners, LLC154,000$3.49M1.95%−81,500−34.6%Reduced
J. Goldman & Co LP153,277$3.47M0.27%+102,342+200.9%Added
Schonfeld Strategic Advisors LLC142,878$3.23M0.03%+58,155+68.6%Added
Platinum Investment Management Ltd142,860$3.23M0.12%−13,941−8.9%Reduced
Goldman Sachs Group Inc127,925$2.90M0.00%−530.0%Reduced
Two Sigma Advisers, LP122,500$2.77M0.01%−9,900−7.5%Reduced
HealthCor Management, L.P.119,200$2.70M0.28%+7,440+6.7%Added
Vanguard Group Inc110,716$2.51M0.00%−10,173−8.4%Reduced
Kynam Capital Management, LP103,627$2.35M0.61%−13,137−11.3%Reduced
Tekla Capital Management LLC95,290$2.16M0.08%00.0%Unchanged
Sio Capital Management, LLC87,953$1.99M0.78%−2,047−2.3%Reduced
Norges Bank75,000$1.70M0.00%00.0%Unchanged
Alliancebernstein L.P.72,813$1.65M0.00%+9,494+15.0%Added
UBS Oconnor LLC72,116$1.63M0.02%+72,116New
Victory Capital Management Inc70,920$1.61M0.00%00.0%Unchanged
Swiss National Bank65,654$1.49M0.00%00.0%Unchanged
Ikarian Capital, LLC53,703$1.22M0.50%00.0%Unchanged
LMR Partners LLP52,719$1.19M0.03%−12,281−18.9%Reduced
Northern Trust Corp48,599$1.10M0.00%+358+0.7%Added
Algert Global LLC47,023$1.06M0.08%+4,230+9.9%Added
HighVista Strategies LLC40,481$916.0K0.55%+10,093+33.2%Added
Vident Investment Advisory, LLC35,272$799.0K0.02%−2,523−6.7%Reduced
BIT Capital GmbH34,606$783.5K0.12%+30,045+658.7%Added
Ensign Peak Advisors, Inc34,104$773.0K0.00%00.0%Unchanged
Wells Fargo & Company32,625$739.0K0.00%+32,325+10,775.0%Added
State of Wisconsin Investment Board29,689$672.0K0.00%+6,689+29.1%Added
Walleye Capital LLC28,708$650.0K0.02%+28,708New
Alps Advisors Inc25,830$585.0K0.01%−18,853−42.2%Reduced
Sanders Morris Harris LLC24,870$555.0K0.12%+24,870New
California State Teachers Retirement System23,581$534.0K0.00%−136−0.6%Reduced
Credit Suisse AG22,001$497.0K0.00%+3,142+16.7%Added
UBS Asset Management Americas Inc21,928$496.4K0.00%+5,947+37.2%Added
Tudor Investment Corp Et Al21,765$493.0K0.01%+7,496+52.5%Added
Geode Capital Management, LLC21,110$477.0K0.00%00.0%Unchanged
Two Sigma Investments, LP20,401$462.0K0.00%−5,899−22.4%Reduced
Citadel Advisors LLC16,059$364.0K0.00%−662,676−97.6%Reduced
Bank of America Corp15,314$347.0K0.00%−14,974−49.4%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.15,256$345.0K0.00%+3,989+35.4%Added
Qube Research & Technologies Ltd15,100$342.0K0.00%+15,100New
Cubist Systematic Strategies, LLC12,974$294.0K0.00%+12,248+1,687.1%Added
Trexquant Investment LP12,852$291.0K0.01%+12,852New
Weiss Multi-Strategy Advisers LLC12,000$272.0K0.01%+3,053+34.1%Added
Bayesian Capital Management, LP9,460$214.0K0.04%+9,460New
Legal & General Group Plc6,918$156.0K0.00%+291+4.4%Added
Virtus ETF Advisers LLC5,183$117.0K0.04%−330−6.0%Reduced
DekaBank Deutsche Girozentrale4,400$98.0K0.00%00.0%Unchanged
Citigroup Inc2,885$65.0K0.00%−118,272−97.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)2,732$62.0K0.00%−93−3.3%Reduced
JPMorgan Chase & Co2,162$49.0K0.00%−3,185−59.6%Reduced
Fairfield, Bush & Co.2,000$45.0K0.03%+2,000New
BNP Paribas Arbitrage, SA1,811$41.0K0.00%+938+107.4%Added
Macquarie Group Ltd1,716$39.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,091$25.0K0.00%−2,250−67.3%Reduced
Northwestern Mutual Wealth Management Co800$18.0K0.00%00.0%Unchanged
State of Wyoming173$4.00K0.00%+42+32.1%Added
Daiwa Securities Group Inc.125$3.00K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.96$2.14K0.00%−20,276−99.5%Reduced
UBS Group AG100$2.00K0.00%−3,632−97.3%Reduced
The PNC Financial Services Group, Inc.100$2.00K0.00%+100New
Perceptive Advisors LLC0$00.00%−209,046−100.0%Sold out
Pura Vida Investments, LLC0$00.00%−66,547−100.0%Sold out
Acadian Asset Management LLC0$00.00%−43,716−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−19,376−100.0%Sold out
Jane Street Group, LLC0$00.00%−18,870−100.0%Sold out
Bank of Montreal0$00.00%−14,643−100.0%Sold out
Barclays PLC0$00.00%−2,294−100.0%Sold out