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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, 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.

Institutional holdersQ3 2023: 113 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 heldQ3 2023: $1.12B
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, Q3 2023

Shares, value and share of portfolio for each institution holding Merus N.V.; share changes are against Q2 2023.

Institutions holding MRUS in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Braidwell LP1,901,337$00.00%+358,175+23.2%Added
Parallel Advisors, LLC6$1410.00%00.0%Unchanged
Group One Trading, L.P.23$5420.00%+23New
Washington Trust Advisors, Inc.60$1.42K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.100$2.36K0.00%00.0%Unchanged
Lindbrook Capital, LLC131$3.09K0.00%00.0%Unchanged
UBS Group AG133$3.14K0.00%−2−1.5%Reduced
Daiwa Securities Group Inc.186$4.00K0.00%00.0%Unchanged
Wells Fargo & Company300$7.07K0.00%00.0%Unchanged
Macroview Investment Management LLC301$7.10K0.01%−122−28.8%Reduced
Northwestern Mutual Wealth Management Co404$9.53K0.00%00.0%Unchanged
Simplex Trading, LLC741$17.0K0.00%+741New
Citigroup Inc802$18.9K0.00%−1,978−71.2%Reduced
Quadrant Capital Group LLC910$21.5K0.00%00.0%Unchanged
Signaturefd, LLC1,139$26.9K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,292$30.5K0.00%−10,118−88.7%Reduced
BluePath Capital Management, LLC1,383$32.6K0.03%+1,383New
China Universal Asset Management Co., Ltd.1,477$34.8K0.01%+867+142.1%Added
Russell Investments Group, Ltd.2,570$60.6K0.00%−3,140−55.0%Reduced
Royal Bank of Canada3,131$73.0K0.00%+3,121+31,210.0%Added
Citadel Advisors LLC3,185$75.1K0.00%−83,099−96.3%Reduced
Virtus ETF Advisers LLC3,731$88.0K0.05%−372−9.1%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)4,235$99.9K0.00%00.0%Unchanged
Exchange Traded Concepts, LLC4,294$101.3K0.00%−1,125−20.8%Reduced
New York State Common Retirement Fund4,468$105.4K0.00%−9−0.2%Reduced
JPMorgan Chase & Co11,248$265.2K0.00%+9,684+619.2%Added
Teacher Retirement System of Texas12,084$285.0K0.00%+3,916+47.9%Added
Arizona State Retirement System12,103$285.4K0.00%+3,647+43.1%Added
Corton Capital Inc.12,420$292.9K0.15%+3,127+33.6%Added
Weiss Multi-Strategy Advisers LLC12,500$295.0K0.01%−4,403−26.0%Reduced
Innovis Asset Management LLC13,299$313.6K0.12%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.13,446$317.1K0.00%+1,310+10.8%Added
Atom Investors LP13,568$319.9K0.07%+13,568New
Trexquant Investment LP16,986$400.5K0.01%+16,986New
Allianz Asset Management GmbH17,100$403.2K0.00%−963−5.3%Reduced
Bank of America Corp18,633$439.4K0.00%−3,865−17.2%Reduced
Susquehanna International Group, LLP20,499$483.4K0.00%−13,865−40.3%Reduced
Mach-1 Financial Group, Inc.22,435$529.0K0.22%+2,736+13.9%Added
Marshall Wace, LLP22,500$530.5K0.00%−8,600−27.7%Reduced
AE Wealth Management LLC22,500$530.5K0.00%+2,801+14.2%Added
Tudor Investment Corp Et Al23,638$557.4K0.01%+716+3.1%Added
Sanders Morris Harris LLC24,870$567.0K0.12%00.0%Unchanged
Alpha DNA Investment Management LLC25,380$598.5K0.38%−3,437−11.9%Reduced
DekaBank Deutsche Girozentrale25,000$603.0K0.00%00.0%Unchanged
HRT Financial LP26,508$625.0K0.01%+26,508New
BNP Paribas Arbitrage, SA26,665$628.8K0.00%−1,453−5.2%Reduced
State of Wisconsin Investment Board27,355$645.0K0.00%+961+3.6%Added
UBS Asset Management Americas Inc33,596$792.2K0.00%+11,668+53.2%Added
BIT Capital GmbH34,926$823.6K0.11%−3,704−9.6%Reduced
Legal & General Group Plc36,469$859.9K0.00%+15,055+70.3%Added
California State Teachers Retirement System37,568$885.9K0.00%+11,082+41.8%Added
Saturn V Capital Management LLC40,066$944.8K0.40%+40,066New
Bellevue Group AG44,500$1.05M0.02%00.0%Unchanged
Monashee Investment Management LLC45,000$1.06M0.44%+45,000New
Barclays PLC47,790$1.13M0.00%−62,369−56.6%Reduced
Credit Suisse AG48,665$1.15M0.00%+9,934+25.6%Added
Geode Capital Management, LLC53,458$1.26M0.00%+22,087+70.4%Added
Two Sigma Investments, LP58,190$1.37M0.00%−54,355−48.3%Reduced
Norges Bank60,300$1.42M0.00%00.0%Unchanged
Northern Trust Corp61,305$1.45M0.00%+10,294+20.2%Added
Algert Global LLC70,482$1.66M0.08%−29,220−29.3%Reduced
Swiss National Bank93,354$2.20M0.00%+28,400+43.7%Added
Voya Investment Management LLC93,975$2.22M0.00%00.0%Unchanged
Adage Capital Partners GP, L.L.C.100,000$2.36M0.01%+100,000New
Deutsche Bank AG112,317$2.65M0.00%00.0%Unchanged
HighVista Strategies LLC122,631$2.89M1.34%+88,604+260.4%Added
Parkman Healthcare Partners LLC130,735$3.08M0.56%+62,854+92.6%Added
Eversept Partners, LP134,010$3.16M0.35%+2,784+2.1%Added
Nan Fung Group Holdings Ltd137,038$3.23M2.62%−13,962−9.2%Reduced
Platinum Investment Management Ltd142,029$3.35M0.13%−8,209−5.5%Reduced
UBS Oconnor LLC152,106$3.59M0.06%+5,000+3.4%Added
Hudson Bay Capital Management LP167,818$3.96M0.04%+86,512+106.4%Added
Vanguard Group Inc179,050$4.22M0.00%+56,043+45.6%Added
Point72 Asset Management, L.P.183,394$4.32M0.01%−425,803−69.9%Reduced
Alliancebernstein L.P.192,284$4.53M0.00%+12,288+6.8%Added
Janus Henderson Group PLC198,288$4.68M0.00%+186,674+1,607.3%Added
Goldman Sachs Group Inc205,977$4.86M0.00%+8,467+4.3%Added
Two Sigma Advisers, LP219,100$5.17M0.01%+21,100+10.7%Added
State Street Corp219,778$5.18M0.00%+13,409+6.5%Added
Ally Bridge Group (NY) LLC221,384$5.22M6.13%+22,163+11.1%Added
Schonfeld Strategic Advisors LLC239,370$5.64M0.05%+76,869+47.3%Added
Woodline Partners LP243,229$5.74M0.07%+243,229New
Logos Global Management LP245,000$5.78M0.82%+245,000New
Sphera Funds Management Ltd.253,333$5.97M1.43%−25,000−9.0%Reduced
TCG Crossover Management, LLC300,000$7.07M1.04%00.0%Unchanged
Morgan Stanley346,896$8.18M0.00%−48,893−12.4%Reduced
Soleus Capital Management, L.P.384,490$9.07M0.91%+384,490New
Aquilo Capital Management, LLC430,109$10.1M9.19%−345,000−44.5%Reduced
Avoro Capital Advisors LLC444,444$10.5M0.16%+444,444New
Carmignac Gestion454,331$10.8M0.20%+40,008+9.7%Added
DAFNA Capital Management LLC484,870$11.4M3.56%+100,000+26.0%Added
Polar Capital Holdings Plc500,000$11.8M0.09%−250,000−33.3%Reduced
Silverarc Capital Management, LLC500,000$11.8M4.39%−89,255−15.1%Reduced
Millennium Management LLC629,199$14.8M0.02%+604,887+2,488.0%Added
Frazier Life Sciences Management, L.P.746,479$17.6M1.17%00.0%Unchanged
FMR LLC774,953$18.3M0.00%+180,397+30.3%Added
Rock Springs Capital Management LP838,428$19.8M0.53%+359,897+75.2%Added
Balyasny Asset Management LLC860,359$20.3M0.06%+860,359New
Driehaus Capital Management LLC1,135,195$26.8M0.35%−1,521−0.1%Reduced
Lynx1 Capital Management LP1,150,225$27.1M17.94%−2,300−0.2%Reduced