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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, Q4 2022

Institutional positions in Merus N.V. as of Dec 31, 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
91
−8 vs. Q3 2022
Shares held
36.4M
+2.13M (+6.2%) vs. Q3 2022
Total value
$563.8M
−$123.6M (−18.0%) vs. Q3 2022
New holders
16
30 more added
Sold out
24
30 more reduced

1 institution that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 91 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 heldQ4 2022: $563.8M
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, Q4 2022

Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q3 2022.

Institutions holding MRUS in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
GWM Advisors LLC100$20.00%+100New
Washington Trust Advisors, Inc.60$9280.00%00.0%Unchanged
Royal Bank of Canada84$1.00K0.00%+84New
Lindbrook Capital, LLC65$1.01K0.00%+65New
Signaturefd, LLC93$1.44K0.00%+93New
Quadrant Capital Group LLC93$1.44K0.00%+93New
TD Waterhouse Canada Inc.96$1.50K0.00%00.0%Unchanged
UBS Group AG100$1.55K0.00%−14,590−99.3%Reduced
The PNC Financial Services Group, Inc.100$1.55K0.00%00.0%Unchanged
JPMorgan Chase & Co161$2.00K0.00%−3,095−95.1%Reduced
Daiwa Securities Group Inc.186$3.00K0.00%+61+48.8%Added
HealthInvest Partners AB286$4.42K0.01%+286New
Wells Fargo & Company300$4.64K0.00%−43,214−99.3%Reduced
China Universal Asset Management Co., Ltd.471$7.29K0.00%+42+9.8%Added
Northwestern Mutual Wealth Management Co800$12.4K0.00%00.0%Unchanged
BNP Paribas Arbitrage, SA1,025$15.9K0.00%−306−23.0%Reduced
Tower Research Capital LLC (TRC)1,722$27.0K0.00%−2,975−63.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)2,588$40.0K0.00%−144−5.3%Reduced
Deutsche Bank AG2,880$44.6K0.00%+2,880New
Citigroup Inc3,530$54.6K0.00%+803+29.4%Added
BIT Capital GmbH4,910$76.0K0.02%−23,872−82.9%Reduced
New York State Common Retirement Fund5,325$82.4K0.00%+5,325New
Legal & General Group Plc8,065$124.8K0.00%+945+13.3%Added
Virtus ETF Advisers LLC10,106$156.3K0.08%+4,886+93.6%Added
Weiss Multi-Strategy Advisers LLC10,407$161.0K0.00%−250−2.3%Reduced
Qube Research & Technologies Ltd13,124$203.0K0.00%−31,847−70.8%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.15,372$240.1K0.00%−159−1.0%Reduced
Susquehanna Fundamental Investments, LLC21,192$327.8K0.01%−8,446−28.5%Reduced
UBS Asset Management Americas Inc21,928$339.2K0.00%00.0%Unchanged
Tudor Investment Corp Et Al23,215$359.0K0.01%+170+0.7%Added
Geode Capital Management, LLC24,770$383.0K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale25,000$384.0K0.00%00.0%Unchanged
Sanders Morris Harris LLC24,870$384.7K0.15%00.0%Unchanged
Bank of America Corp25,465$393.9K0.00%+14,496+132.2%Added
California State Teachers Retirement System25,901$400.7K0.00%+1,545+6.3%Added
State of Wisconsin Investment Board26,720$413.4K0.00%−1,526−5.4%Reduced
Boothbay Fund Management, LLC27,317$422.6K0.01%+27,317New
Credit Suisse AG30,943$478.7K0.00%+8,926+40.5%Added
Marshall Wace, LLP31,100$481.1K0.00%−197,033−86.4%Reduced
Alps Advisors Inc31,386$485.5K0.00%+6,364+25.4%Added
Victory Capital Management Inc42,210$653.0K0.00%−27,070−39.1%Reduced
Schonfeld Strategic Advisors LLC45,360$701.7K0.01%−85,032−65.2%Reduced
Bellevue Group AG45,700$707.0K0.01%+20,300+79.9%Added
Renaissance Technologies LLC46,600$721.0K0.00%−25,600−35.5%Reduced
Northern Trust Corp52,521$812.5K0.00%+2,177+4.3%Added
Vident Investment Advisory, LLC55,002$850.9K0.03%+23,144+72.6%Added
Citadel Advisors LLC57,926$896.1K0.00%−7,845−11.9%Reduced
Two Sigma Investments, LP59,795$925.0K0.00%+59,795New
Goldman Sachs Group Inc63,747$986.2K0.00%+26,955+73.3%Added
Swiss National Bank71,954$1.11M0.00%+4,800+7.1%Added
Voya Investment Management LLC72,360$1.12M0.00%00.0%Unchanged
Norges Bank75,000$1.16M0.00%00.0%Unchanged
Sio Capital Management, LLC87,953$1.36M0.73%00.0%Unchanged
Algert Global LLC90,597$1.40M0.08%+38,980+75.5%Added
Tekla Capital Management LLC92,325$1.43M0.05%−76,882−45.4%Reduced
Nan Fung Group Holdings Ltd93,750$1.45M1.00%+93,750New
Vanguard Group Inc121,726$1.88M0.00%−4,540−3.6%Reduced
ExodusPoint Capital Management, LP139,353$2.16M0.03%+117,423+535.4%Added
Artisan Partners Limited Partnership139,734$2.16M0.00%+139,734New
Ikarian Capital, LLC156,000$2.41M1.00%+156,000New
Alliancebernstein L.P.160,286$2.48M0.00%+101,482+172.6%Added
Two Sigma Advisers, LP171,500$2.65M0.01%+55,600+48.0%Added
Eversept Partners, LP184,556$2.86M0.27%−92,117−33.3%Reduced
Platinum Investment Management Ltd191,355$2.96M0.11%+45,091+30.8%Added
Morgan Stanley218,852$3.39M0.00%−145,763−40.0%Reduced
DAFNA Capital Management LLC269,893$4.18M1.18%−7,000−2.5%Reduced
Silverarc Capital Management, LLC274,704$4.25M1.46%−20,432−6.9%Reduced
State Street Corp281,135$4.35M0.00%+91,228+48.0%Added
TCG Crossover Management, LLC300,000$4.64M0.82%00.0%Unchanged
Sphera Funds Management Ltd.316,993$4.90M1.54%+3,667+1.2%Added
Millennium Management LLC340,705$5.27M0.01%−188,598−35.6%Reduced
Vivo Capital, LLC438,590$6.79M0.82%−3,410−0.8%Reduced
Carmignac Gestion449,652$6.96M0.13%+449,652New
FMR LLC474,809$7.35M0.00%−80,777−14.5%Reduced
BlackRock Inc.633,161$9.80M0.00%+112,031+21.5%Added
Frazier Life Sciences Management, L.P.746,479$11.5M0.72%00.0%Unchanged
Polar Capital Holdings Plc750,000$11.6M0.09%+250,000+50.0%Added
Samlyn Capital, LLC826,087$12.8M0.25%+208,442+33.7%Added
Lynx1 Capital Management LP854,591$13.2M11.43%+241,520+39.4%Added
Driehaus Capital Management LLC1,073,487$16.6M0.25%−27,733−2.5%Reduced
VR Adviser, LLC1,226,214$19.0M3.20%+1,226,214New
Aquilo Capital Management, LLC1,432,109$22.2M9.86%−75,000−5.0%Reduced
Franklin Resources Inc1,590,560$24.6M0.01%+539,669+51.4%Added
Medicxi Ventures Management (Jersey) Ltd1,600,000$24.8M10.40%00.0%Unchanged
Boxer Capital, LLC1,900,000$29.4M1.58%00.0%Unchanged
Braidwell LP1,998,084$30.9M1.04%+1,998,084New
Deerfield Management Company, L.P. (Series C)2,380,438$36.8M0.76%−141,115−5.6%Reduced
Commodore Capital LP2,732,567$42.3M6.37%+116,805+4.5%Added
BVF Inc2,978,420$46.1M1.94%−466,000−13.5%Reduced
Wellington Management Group LLP3,690,352$57.1M0.01%+1,752,964+90.5%Added
Federated Hermes, Inc.3,924,295$60.7M0.17%+326,695+9.1%Added
Woodline Partners LP0$00.00%−1,051,955−100.0%Sold out
MPM Oncology Impact Management LP0$00.00%−918,310−100.0%Sold out
Paradigm Biocapital Advisors LP0$00.00%−564,214−100.0%Sold out
Lord, Abbett & Co. LLC0$00.00%−422,384−100.0%Sold out
HealthCor Management, L.P.0$00.00%−272,890−100.0%Sold out
AXA S.A.0$00.00%−266,477−100.0%Sold out
Opaleye Management Inc.0$00.00%−253,200−100.0%Sold out
Pura Vida Investments, LLC0$00.00%−135,632−100.0%Sold out
UBS Oconnor LLC0$00.00%−77,116−100.0%Sold out