Free Trial
→ Market Panic: Trump Just Dropped a Bomb on Your Stocks (From American Alternative) (Ad) Free MRUS Stock Alerts

Merus (MRUS) Institutional Ownership

Merus logo
$55.11 +0.60 (+1.10%)
Closing price 04:00 PM Eastern
Extended Trading
$55.10 -0.01 (-0.02%)
As of 04:16 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
Compare

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

Current
Institutional Ownership
Percentage
96.14%
Number of
Institutional Buyers
(last 12 months)
118
Total
Institutional Inflows
(last 12 months)
$1.02B
Number of
Institutional Sellers
(last 12 months)
71
Total
Institutional Outflows
(last 12 months)
$418.52M
Get MRUS Insider Trade Alerts

Want to know when executives and insiders are buying or selling Merus stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

Skip Chart & View Institutional Buying and Selling Data

MRUS Institutional Buying and Selling by Quarter

Merus Major Shareholders & Ownership History

Export to Excel
Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/9/2025Harbor Capital Advisors Inc.56,421$2.97M0.1%-12.4%0.082%
6/27/2025Goldman Sachs Group Inc.124,795$5.25M0.0%-48.5%0.180%
6/18/2025Voya Investment Management LLC78,280$3.30M0.0%+26.3%0.113%
5/19/2025UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC112,522$4.74M0.0%+14.0%0.163%
5/16/2025Woodline Partners LP1,400,171$58.93M0.4%+17.8%2.023%
5/16/2025Fred Alger Management LLC47,956$2.02M0.0%+1.4%0.069%
5/16/2025Goldman Sachs Group Inc.124,795$5.25M0.0%-48.5%0.180%
5/16/2025Samlyn Capital LLC2,379,428$100.15M1.5%-10.8%3.438%
5/16/2025Parkman Healthcare Partners LLC28,230$1.19M0.1%-38.2%0.041%
5/16/2025Polar Asset Management Partners Inc.12,998$547K0.0%-58.5%0.019%
5/16/2025Millennium Management LLC586,434$24.68M0.0%-33.6%0.847%
5/16/2025Granahan Investment Management LLC95,720$4.03M0.2%-8.5%0.138%
5/16/2025Cinctive Capital Management LP12,361$520K0.0%N/A0.018%
5/16/2025Boothbay Fund Management LLC160,000$6.73M0.2%+100.0%0.231%
5/16/2025Alliancebernstein L.P.739,288$31.12M0.0%-7.2%1.068%
5/16/2025AQR Capital Management LLC23,097$972K0.0%-3.1%0.033%
5/16/2025Allostery Investments LP124,657$5.25M7.6%+473.5%0.180%
5/16/2025Ally Bridge Group NY LLC77,896$3.28M2.9%-33.3%0.113%
5/16/2025Alyeska Investment Group L.P.68,182$2.87M0.0%-50.0%0.099%
5/16/2025ADAR1 Capital Management LLC66,960$2.82M0.5%-17.8%0.097%
5/15/2025Baker BROS. Advisors LP223,500$9.41M0.1%-50.3%0.323%
5/15/2025Paradigm Biocapital Advisors LP3,369,699$141.83M6.7%+99.4%4.869%
5/15/2025DAFNA Capital Management LLC461,804$19.44M5.5%+2.2%0.667%
5/15/2025Driehaus Capital Management LLC1,254,149$52.79M0.5%-2.0%1.812%
5/15/2025Siren L.L.C.1,043,467$43.92M2.5%+33.0%1.508%
5/15/2025Trexquant Investment LP62,382$2.63M0.0%-38.1%0.090%
5/15/2025Tri Locum Partners LP156,915$6.61M3.4%-54.8%0.227%
5/14/2025Affinity Asset Advisors LLC321,962$13.55M1.3%-17.3%0.465%
5/14/2025Walleye Capital LLC14,704$619K0.0%N/A0.021%
5/14/2025Price T Rowe Associates Inc. MD1,095,742$46.12M0.0%-1.9%1.583%
5/14/2025T. Rowe Price Investment Management Inc.509,761$21.46M0.0%-37.0%0.736%
5/14/2025Carmignac Gestion121,161$5.13M0.1%N/A0.175%
5/14/2025Wellington Management Group LLP4,718,172$198.59M0.0%+34.9%6.817%
5/13/2025Algert Global LLC107,101$4.51M0.1%-38.1%0.155%
5/13/2025Aberdeen Group plc172,063$7.24M0.0%+97.3%0.249%
5/13/2025Caitong International Asset Management Co. Ltd1,794$76K0.1%+955.3%0.003%
5/12/2025Invesco Ltd.828,217$34.86M0.0%+5.3%1.197%
5/12/2025Swiss National Bank92,854$3.91M0.0%-1.2%0.134%
5/12/2025Mitsubishi UFJ Asset Management Co. Ltd.6,101$257K0.0%+9.1%0.009%
5/9/2025CenterBook Partners LP91,088$3.83M0.2%-36.2%0.132%
A grave, grave error. (Ad)

I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again.

Here’s the full story for you.
5/9/2025Westfield Capital Management Co. LP1,501,220$63.19M0.3%+51.2%2.170%
5/9/2025BIT Capital GmbH29,612$1.25M0.1%+38.4%0.043%
5/9/2025PNC Financial Services Group Inc.5,800$244K0.0%+30.0%0.008%
5/8/2025US Bancorp DE2,935$124K0.0%+324.1%0.004%
5/8/2025Federated Hermes Inc.1,044,625$43.97M0.1%-34.4%1.510%
5/7/2025Zurcher Kantonalbank Zurich Cantonalbank 13,367$563K0.0%-3.0%0.019%
5/7/2025TD Asset Management Inc71,258$3.00M0.0%-5.3%0.103%
5/7/2025Knights of Columbus Asset Advisors LLC13,785$580K0.0%+2.7%0.020%
5/6/2025KLP Kapitalforvaltning AS9,100$383K0.0%-11.7%0.013%
5/5/2025Allianz Asset Management GmbH15,600$657K0.0%+34.5%0.023%
5/5/2025Atle Fund Management AB35,292$1.49M0.7%-43.6%0.051%
5/2/2025TimesSquare Capital Management LLC343,705$14.47M0.2%+3.8%0.497%
4/30/2025Alps Advisors Inc.51,020$2.15M0.0%-7.8%0.074%
4/30/2025China Universal Asset Management Co. Ltd.13,858$583K0.1%-4.5%0.020%
4/29/2025Envestnet Asset Management Inc.13,984$589K0.0%N/A0.020%
4/29/2025Bank of New York Mellon Corp34,713$1.46M0.0%-3.7%0.050%
4/29/2025GF Fund Management CO. LTD.1,753$74K0.0%+21.9%0.003%
4/29/2025Moody Aldrich Partners LLC108,281$4.56M1.0%+273.4%0.157%
4/28/2025Teacher Retirement System of Texas12,898$543K0.0%-8.9%0.019%
4/25/2025KBC Group NV2,901$122K0.0%-94.9%0.004%
4/17/2025Exchange Traded Concepts LLC2,698$114K0.0%-19.1%0.004%
4/15/2025Net Worth Advisory Group5,054$213K0.1%N/A0.007%
4/15/2025Avanza Fonder AB2,749$118K0.0%N/A0.004%
4/14/2025Harbor Capital Advisors Inc.64,374$2.71M0.1%+49.0%0.093%
4/7/2025GAMMA Investing LLC631$27K0.0%+2,153.6%0.001%
3/18/2025California State Teachers Retirement System41,149$1.73M0.0%+7.5%0.060%
2/25/2025Polar Asset Management Partners Inc.31,354$1.32M0.0%N/A0.046%
2/19/2025GF Fund Management CO. LTD.1,438$60K0.0%N/A0.002%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC98,744$4.15M0.0%+17.3%0.144%
2/17/2025VR Adviser LLC592,411$24.91M1.7%-34.8%0.865%
2/17/2025Woodline Partners LP1,188,518$49.98M0.3%+0.3%1.736%
2/17/2025Soleus Capital Management L.P.312,321$13.13M0.8%-21.6%0.456%
2/17/2025Squarepoint Ops LLC19,440$817K0.0%N/A0.028%
2/17/2025Wexford Capital LP40,386$1.70M0.3%+26.2%0.059%
2/17/2025Two Sigma Advisers LP720,800$30.31M0.1%-1.2%1.053%
2/17/2025Two Sigma Investments LP507,741$21.35M0.0%-14.4%0.742%
2/17/2025State of Wyoming1,130$48K0.0%N/A0.002%
2/17/2025Stempoint Capital LP614,812$25.85M6.4%+46.0%0.898%
2/17/2025Sphera Funds Management LTD.130,532$5.49M1.0%-11.6%0.191%
2/17/2025Polar Asset Management Partners Inc.31,354$1.32M0.0%N/A0.046%
2/17/2025Polar Capital Holdings Plc1,706,238$71.75M0.4%+34.7%2.492%
2/17/2025Paradigm Biocapital Advisors LP1,689,922$71.06M2.5%-31.2%2.468%
2/17/2025Parkman Healthcare Partners LLC45,680$1.92M0.3%+0.7%0.067%
2/17/2025Nuveen Asset Management LLC36,422$1.53M0.0%-2.6%0.053%
2/17/2025OMERS ADMINISTRATION Corp10,600$446K0.0%N/A0.015%
2/17/2025OCONNOR A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS LLC14,540$611K0.0%+46.5%0.021%
2/17/2025Octagon Capital Advisors LP308,000$12.95M2.1%N/A0.450%
2/17/2025Millennium Management LLC883,565$37.15M0.0%+87.0%1.291%
2/17/2025Lazard Asset Management LLC2,007$84K0.0%N/A0.003%
2/17/2025J. Goldman & Co LP7,001$294K0.0%-82.7%0.010%
This Cold War “Accident” Could Unleash New $100 Trillion AI Boom (Ad)

Obscure Metal More Valuable than Gold and Bitcoin… COMBINED? This strange "AI Metal" holds the key to the $100 trillion AI boom. Which is why Jeff Brown recently traveled to a location that has one of the highest concentrations of this metal in the world. And you won't believe what he uncovered.

Click here to see the details because this could be the biggest tech story of this decade.
2/17/2025Janus Henderson Group PLC21,290$894K0.0%+12.7%0.031%
2/17/2025Granahan Investment Management LLC104,562$4.40M0.2%-7.7%0.153%
2/17/2025Fred Alger Management LLC47,288$1.99M0.0%-18.4%0.069%
2/17/2025Deutsche Bank AG113,056$4.75M0.0%+0.4%0.165%
2/17/2025D. E. Shaw & Co. Inc.359,048$15.10M0.0%-45.9%0.524%
2/17/2025DAFNA Capital Management LLC451,804$19.00M4.8%+9.5%0.660%
2/17/2025Deerfield Management Company L.P. Series C2,972,787$125.01M2.4%-12.8%4.342%
2/17/2025Driehaus Capital Management LLC1,280,337$53.84M0.4%-5.8%1.870%
2/17/2025Baker BROS. Advisors LP450,000$18.92M0.2%+50.0%0.657%
2/17/2025Balyasny Asset Management L.P.33,399$1.40M0.0%-94.4%0.049%
(Data available from 1/1/2016 forward)

MRUS Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of MRUS shares?

During the previous two years, 187 institutional investors and hedge funds held shares of Merus. The most heavily invested institutionals were FMR LLC ($290.13M), Wellington Management Group LLP ($198.59M), Paradigm Biocapital Advisors LP ($141.83M), Commodore Capital LP ($130.55M), Deerfield Management Company L.P. Series C ($125.01M), Samlyn Capital LLC ($100.15M), and Avoro Capital Advisors LLC ($89.36M).Learn more on Merus' institutional investors.

What percentage of Merus' stock is owned by institutional investors?

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

Which institutional investors have been buying Merus' stock?

Of the 156 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 ($3.12M), Boxer Capital Management LLC ($1.90M), Avoro Capital Advisors LLC ($1.68M), Paradigm Biocapital Advisors LP ($1.68M), Commodore Capital LP ($1.37M), RTW Investments LP ($1.32M), and Price T Rowe Associates Inc. MD ($1.19M).

How much institutional buying is happening at Merus?

Institutional investors have bought a total of 21,231,000 shares in the last 24 months. This purchase volume represents approximately $1.02B in transactions.

Which of Merus' major shareholders have been selling company stock?

Of the 71 institutional investors that sold Merus' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Janus Henderson Group PLC ($998.12K), Federated Hermes Inc. ($962.18K), Paradigm Biocapital Advisors LP ($765.00K), Balyasny Asset Management L.P. ($565.49K), Lynx1 Capital Management LP ($515.33K), Deerfield Management Company L.P. Series C ($435.75K), and Frazier Life Sciences Management L.P. ($373.38K).

How much institutional selling is happening at Merus?

Institutional investors have sold a total of 9,323,053 shares in the last 24 months. This volume of shares sold represents approximately $418.52M in transactions.


Related Companies

This page (NASDAQ:MRUS) was last updated on 7/10/2025 by MarketBeat.com Staff
From Our Partners
I was wrong about Trump
I made a mistake. A mistake I feel very foolish about. After speaking with Donald Trump and some of his ...
Porter & Company | Sponsored
Market Panic: Trump Just Dropped a Bomb on Your Stocks
tock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...
American Alternative | Sponsored
Everyone’s watching Nvidia right now. Here’s why I’m excited.
So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...
Timothy Sykes | Sponsored
The End of Elon Musk…?
The End of Elon Musk? Don't make him laugh. Jeff Brown has been hearing this same tired story for years, an...
Brownstone Research | Sponsored
This Signal Only Flashes Once Every 4 Years – And It Just Triggered
This same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...
Crypto Swap Profits | Sponsored
How a Kansas farm boy gained 1,285% in two days
A former farm kid placed a simple trade… and cashed out a 1,285% gain two days later. It wasn’t crypto or a...
TradeSmith | Sponsored
Trump set to Boost Social Security Checks by 400%?
If you're collecting—or plan to collect—Social Security, this could be a game-changer. A new initiative tie...
InvestorPlace | Sponsored
INVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting Off
Right now, we’re witnessing a monumental shift in the world.
Traders Agency | Sponsored