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Merus (MRUS) Institutional Ownership

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Institutional Ownership Changes (13F Filings) for Merus (NASDAQ:MRUS)

Current
Institutional Ownership
Percentage
96.14%
Number of
Institutional Buyers
(last 12 months)
139
Total
Institutional Inflows
(last 12 months)
$1.29B
Number of
Institutional Sellers
(last 12 months)
60
Total
Institutional Outflows
(last 12 months)
$1.09B
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Skip Chart & View Institutional Buying and Selling Data

MRUS Institutional Buying and Selling by Quarter

Merus Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
2/18/2026 XTX Topco Ltd26,768$2.41M0.1%+125.9%0.035%
2/12/2026 Brooklyn Investment Group2,452$221K0.0%N/A0.003%
1/23/2026 Farther Finance Advisors LLC1,010$91K0.0%+92.4%0.001%
12/15/2025 FNY Investment Advisers LLC6,000$564K0.2%+199.1%0.008%
12/15/2025 Hudson Bay Capital Management LP740,394$69.71M0.2%-2,188.6%0.976%
12/9/2025 Tudor Investment Corp ET AL731,150$68.84M0.0%N/A0.964%
12/2/2025 Swiss Life Asset Management Ltd2,525$238K0.0%N/A0.003%
12/1/2025 Polar Asset Management Partners Inc.50,000$4.71M0.0%+870.1%0.066%
12/1/2025 Cantor Fitzgerald L. P.15,115$1.42M0.0%N/A0.020%
11/26/2025 JPMorgan Chase & Co.756,013$71.18M0.0%+8.2%0.997%
11/21/2025 Alpine Global Management LLC25,000$2.35M0.4%N/A0.033%
11/20/2025 Maven Securities LTD15,000$1.41M0.0%-76.6%0.020%
11/17/2025 Morningstar Investment Management LLC5,100$480K0.0%N/A0.007%
11/17/2025 Meteora Capital LLC101,162$9.52M1.0%N/A0.133%
11/17/2025 First Trust Capital Management L.P.245,354$23.10M1.5%N/A0.323%
11/17/2025 Woodline Partners LP1,674,167$157.62M0.7%+8.5%2.207%
11/17/2025 XTX Topco Ltd11,848$1.12M0.1%N/A0.016%
11/17/2025 Voleon Capital Management LP34,493$3.25M0.1%N/A0.045%
11/17/2025 Voloridge Investment Management LLC176,009$16.57M0.1%N/A0.232%
11/17/2025 Water Island Capital LLC96,000$9.04M1.1%N/A0.127%
11/17/2025 Whitebox Advisors LLC30,001$2.83M0.0%N/A0.040%
11/17/2025 Verition Fund Management LLC498,900$46.97M0.2%+12,444.6%0.658%
11/17/2025 Samlyn Capital LLC43,244$4.07M0.1%-94.3%0.057%
11/17/2025 Quarry LP445$42K0.0%N/A0.001%
11/17/2025 Qube Research & Technologies Ltd422,277$39.76M0.0%+9,777.8%0.557%
11/17/2025 Prelude Capital Management LLC44,471$4.19M0.3%N/A0.059%
11/17/2025 PenderFund Capital Management Ltd.1,800$169K0.0%N/A0.002%
11/17/2025 Pentwater Capital Management LP970,000$91.33M0.5%N/A1.279%
11/17/2025 Moore Capital Management LP30,200$2.84M0.0%N/A0.040%
11/17/2025 Lighthouse Investment Partners LLC5,559$523K0.0%N/A0.007%
11/17/2025 HighVista Strategies LLC133,321$12.55M3.1%+48.5%0.176%
11/17/2025 Holocene Advisors LP166,741$15.70M0.0%-92.5%0.220%
11/17/2025 Granahan Investment Management LLC66,208$6.23M0.3%-17.9%0.087%
11/17/2025 Farallon Capital Management LLC3,000$282K0.0%N/A0.004%
11/17/2025 First Light Asset Management LLC224,080$21.10M2.0%N/A0.295%
11/17/2025 Decheng Capital LLC186,546$17.56M3.1%-1.3%0.246%
11/17/2025 Boxer Capital Management LLC120,000$11.30M3.6%-67.1%0.158%
11/17/2025 Centiva Capital LP39,900$3.76M0.0%+149.4%0.053%
11/17/2025 Cinctive Capital Management LP58,085$5.47M0.3%+33.9%0.077%
11/17/2025 Bamco Inc. NY5,000$471K0.0%N/A0.007%
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11/17/2025 Cantor Fitzgerald L. P.15,115$1.42M0.0%N/A0.020%
11/17/2025 Bank of America Corp DE311,566$29.33M0.0%+107.8%0.411%
11/17/2025 Boothbay Fund Management LLC50,581$4.76M0.1%-81.5%0.067%
11/17/2025 Aquatic Capital Management LLC12,033$1.13M0.0%-81.0%0.016%
11/17/2025 Alliancebernstein L.P.1,196,325$112.63M0.0%+8.5%1.577%
11/17/2025 Ameriprise Financial Inc.898,822$84.62M0.0%-20.7%1.185%
11/14/2025 Polar Asset Management Partners Inc.50,000$4.71M0.1%+870.1%0.066%
11/14/2025 AQR Arbitrage LLC204,994$19.30M0.5%N/A0.270%
11/14/2025 Raymond James Financial Inc.32,142$3.03M0.0%+4.4%0.042%
11/14/2025 Bellevue Group AG825$78K0.0%-89.4%0.001%
11/14/2025 Virtu Financial LLC18,399$1.73M0.1%+315.6%0.024%
11/14/2025 Caligan Partners LP216,954$20.43M2.7%-67.0%0.286%
11/14/2025 Twin Securities Inc.310,263$29.21M14.5%N/A0.409%
11/14/2025 Deerfield Management Company L.P.3,046,916$286.87M4.4%-10.0%4.017%
11/14/2025 Man Group plc361,703$34.05M0.1%N/A0.477%
11/14/2025 California State Teachers Retirement System45,985$4.33M0.0%+11.8%0.061%
11/14/2025 ADAR1 Capital Management LLC33,313$3.14M0.3%+81.9%0.044%
11/14/2025 Balyasny Asset Management L.P.644,283$60.66M0.1%N/A0.849%
11/14/2025 Two Sigma Investments LP12,544$1.18M0.0%-89.5%0.017%
11/14/2025 Squarepoint Ops LLC19,608$1.85M0.0%N/A0.026%
11/14/2025 Avoro Capital Advisors LLC3,542,500$333.53M4.3%+12.3%4.670%
11/14/2025 Wellington Management Group LLP459,087$43.22M0.0%-87.7%0.605%
11/14/2025 Slotnik Capital LLC90,000$8.47M2.6%N/A0.119%
11/14/2025Glenmede Investment Management LP9,542$898K0.0%-17.1%0.013%
11/13/2025 Platinum Investment Management Ltd.29,018$2.73M0.2%-35.4%0.038%
11/13/2025 Lynx1 Capital Management LP1,534,141$144.44M27.4%-2.2%2.023%
11/13/2025 Invesco Ltd.548,521$51.64M0.0%-34.2%0.723%
11/13/2025 Sei Investments Co.9,010$848K0.0%-4.8%0.012%
11/13/2025 UBS Group AG581,071$54.71M0.0%+0.6%0.766%
11/13/2025 BNP Paribas Financial Markets121,783$11.47M0.0%-8.1%0.161%
11/13/2025 Franklin Resources Inc.501,615$47.23M0.0%-72.7%0.661%
11/13/2025 Magnetar Financial LLC1,045,209$98.41M0.6%N/A1.378%
11/13/2025 Quadrant Capital Group LLC1,253$118K0.0%N/A0.002%
11/13/2025 Legal & General Group Plc50,445$4.75M0.0%+7.1%0.067%
11/13/2025 Vestcor Inc70,000$6.59M0.2%N/A0.092%
11/13/2025 Swiss National Bank101,054$9.51M0.0%+9.4%0.133%
11/13/2025 WINTON GROUP Ltd27,900$2.63M0.1%+4.4%0.037%
11/13/2025 Russell Investments Group Ltd.76,363$7.19M0.0%+136.6%0.101%
11/13/2025 DLD Asset Management LP25,200$2.37M0.0%N/A0.033%
11/13/2025 Schroder Investment Management Group15,721$1.47M0.0%+3.5%0.021%
11/13/2025 Private Advisor Group LLC2,400$226K0.0%N/A0.003%
11/13/2025 Athos Capital Ltd80,000$7.53M4.8%N/A0.105%
11/13/2025 Rhenman & Partners Asset Management AB53,500$5.04M0.6%-53.9%0.071%
11/13/2025 Blair William & Co. IL2,151$203K0.0%N/A0.003%
11/13/2025 First Trust Advisors LP72,987$6.87M0.0%N/A0.096%
11/12/2025 Gabelli Funds LLC105,050$9.89M0.1%N/A0.139%
11/12/2025 GABELLI & Co INVESTMENT ADVISERS INC.103,450$9.74M1.6%N/A0.136%
11/12/2025 Longfellow Investment Management Co. LLC797$75K0.0%N/A0.001%
11/12/2025 Barclays PLC144,035$13.56M0.0%+328.1%0.190%
11/12/2025 Orion Porfolio Solutions LLC3,167$298K0.0%N/A0.004%
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11/12/2025 Cresset Asset Management LLC6,830$643K0.0%N/A0.009%
11/12/2025 Picton Mahoney Asset Management100,000$9.42M0.1%N/A0.132%
11/12/2025 Legato Capital Management LLC6,849$645K0.1%N/A0.009%
11/12/2025 Victory Capital Management Inc.131,432$12.37M0.0%+17.9%0.173%
11/12/2025 Quantbot Technologies LP1,210$114K0.0%N/A0.002%
11/12/2025 Westfield Capital Management Co. LP2,132,489$200.77M0.8%+4.4%2.812%
11/12/2025 US Bancorp DE3,993$376K0.0%+7.1%0.005%
11/10/2025 TD Asset Management Inc62,584$5.89M0.0%-29.8%0.083%
11/10/2025 Greenland Capital Management LP9,669$910K0.1%N/A0.013%
11/10/2025 Highbridge Capital Management LLC58,605$5.52M0.2%N/A0.077%


MRUS Institutional Ownership - Frequently Asked Questions

During the previous two years, 248 institutional investors and hedge funds held shares of Merus. The most heavily invested institutionals were Avoro Capital Advisors LLC ($333.53M), FMR LLC ($290.13M), Deerfield Management Company L.P. ($286.87M), Westfield Capital Management Co. LP ($200.77M), Commodore Capital LP ($185.42M), Woodline Partners LP ($157.62M), and Lynx1 Capital Management LP ($144.44M).Learn more on Merus' institutional investors.

96.14% of Merus' stock is owned by institutional investors. Learn more on MRUS's institutional investor holdings.

Of the 217 institutional investors that purchased Merus' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Wellington Management Group LLP ($3.06M), Boxer Capital Management LLC ($1.90M), Westfield Capital Management Co. LP ($1.75M), Paradigm Biocapital Advisors LP ($1.68M), Avoro Capital Advisors LLC ($1.62M), Magnetar Financial LLC ($1.05M), and Ameriprise Financial Inc. ($1.03M).

Institutional investors have bought a total of 16,020,178 shares in the last 24 months. This purchase volume represents approximately $1.29B in transactions.

Of the 60 institutional investors that sold Merus' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($3.27M), Holocene Advisors LP ($2.06M), Franklin Resources Inc. ($1.49M), Commodore Capital LP ($947.84K), Samlyn Capital LLC ($721.94K), Caligan Partners LP ($440.05K), and Soleus Capital Management L.P. ($345.82K).

Institutional investors have sold a total of 12,665,768 shares in the last 24 months. This volume of shares sold represents approximately $1.09B in transactions.


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This page (NASDAQ:MRUS) was last updated on 5/27/2026 by MarketBeat.com Staff.
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