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Insmed (INSM) Institutional Ownership

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$147.20 +0.52 (+0.35%)
Closing price 04:00 PM Eastern
Extended Trading
$147.44 +0.24 (+0.16%)
As of 07:34 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.
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Institutional Ownership Changes (13F Filings) for Insmed (NASDAQ:INSM)

Number of
Institutional Buyers
(last 12 months)
314
Total
Institutional Inflows
(last 12 months)
$3.11B
Number of
Institutional Sellers
(last 12 months)
205
Total
Institutional Outflows
(last 12 months)
$9.48B
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INSM Institutional Buying and Selling by Quarter

Insmed Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/4/2025Osaic Holdings Inc.8,751$855K0.0%+84.8%0.004%
8/28/2025China Universal Asset Management Co. Ltd.36,582$3.68M0.3%+0.8%0.017%
8/27/2025Orion Porfolio Solutions LLC41,817$4.21M0.0%+8.0%0.020%
8/26/2025Thrivent Financial for Lutherans8,557$861K0.0%N/A0.004%
8/25/2025Neuberger Berman Group LLC10,895$1.10M0.0%-93.8%0.005%
8/19/2025B. Riley Wealth Advisors Inc.2,894$291K0.0%N/A0.001%
8/19/2025Pitcairn Co.5,100$513K0.0%-14.1%0.002%
8/18/2025Hudson Bay Capital Management LP81,743$8.23M0.0%-41.7%0.039%
8/18/2025Castleark Management LLC3,140$316K0.0%-94.2%0.001%
8/15/2025CANADA LIFE ASSURANCE Co46,250$4.66M0.0%+8.9%0.022%
8/15/2025Tower Research Capital LLC TRC 45,235$4.55M0.1%+510.0%0.021%
8/15/2025Corient Private Wealth LLC15,024$1.52M0.0%+22.0%0.007%
8/15/2025E Fund Management Co. Ltd.10,951$1.10M0.1%-19.7%0.005%
8/15/2025Sender Co & Partners Inc.2,166$218K0.1%N/A0.001%
8/15/2025Captrust Financial Advisors5,428$546K0.0%-4.5%0.003%
8/15/2025Soleus Capital Management L.P.72,772$7.32M0.5%-73.5%0.034%
8/15/2025Vident Advisory LLC5,679$572K0.0%-17.2%0.003%
8/15/2025Voleon Capital Management LP4,767$480K0.0%N/A0.002%
8/15/2025Two Sigma Securities LLC11,414$1.15M0.1%N/A0.005%
8/15/2025Tidal Investments LLC4,035$406K0.0%+41.8%0.002%
8/15/2025Smartleaf Asset Management LLC381$38K0.0%-50.5%0.000%
8/15/2025Snowden Capital Advisors LLC7,723$777K0.0%+23.8%0.004%
8/15/2025Sofinnova Investments Inc.313,923$31.59M1.9%+3.2%0.149%
8/15/2025Rafferty Asset Management LLC98,110$9.87M0.0%-32.8%0.046%
8/15/2025Oxford Asset Management LLP4,497$453K0.2%N/A0.002%
8/15/2025Orbis Allan Gray Ltd1,524,134$153.39M0.7%N/A0.721%
8/15/2025Orion Porfolio Solutions LLC35,530$3.91M0.0%-8.3%0.017%
8/15/2025Perceptive Advisors LLC650,252$65.44M5.8%+27.7%0.308%
8/15/2025MML Investors Services LLC49,018$4.93M0.0%+57.1%0.023%
8/15/2025HRT Financial LP729,597$73.43M0.3%N/A0.345%
8/15/2025Holocene Advisors LP2,016,806$202.97M0.5%-0.5%0.954%
8/15/2025Hudson Bay Capital Management LP81,743$8.23M0.0%-41.7%0.039%
8/15/2025Eventide Asset Management LLC1,196,494$120.41M2.1%+1.3%0.566%
8/15/2025Cubist Systematic Strategies LLC283,102$28.49M0.1%N/A0.134%
8/15/2025BI Asset Management Fondsmaeglerselskab A S85,102$8.57M0.1%+5,736.9%0.040%
8/15/2025BNP Paribas Financial Markets754,160$75.90M0.0%-75.4%0.357%
8/15/2025Bellevue Group AG81,397$8.19M0.2%-45.9%0.039%
8/15/2025Brevan Howard Capital Management LP202,594$20.39M0.1%N/A0.096%
8/15/2025Bamco Inc. NY36,700$3.69M0.0%-38.8%0.017%
8/15/2025Adage Capital Partners GP L.L.C.2,859,452$287.78M0.5%-17.0%1.353%
8/15/2025Alkeon Capital Management LLC500,000$50.32M0.1%N/A0.237%
8/15/2025AQR Capital Management LLC49,715$5.00M0.0%-3.0%0.024%
8/15/2025Ameriprise Financial Inc.2,957,973$297.69M0.1%-55.5%1.399%
8/14/2025Lighthouse Investment Partners LLC10,000$1.01M0.0%-50.0%0.005%
8/14/2025First Light Asset Management LLC62,901$6.33M0.8%-7.7%0.030%
8/14/2025Orbimed Advisors LLC13,459$1.36M0.0%-53.0%0.006%
8/14/2025Novo Holdings A S680,000$68.44M4.8%-6.2%0.322%
8/14/2025California State Teachers Retirement System173,529$17.46M0.0%+10.0%0.082%
8/14/2025Palo Alto Investors LP865,113$87.07M18.5%-12.4%0.409%
8/14/2025Acuta Capital Partners LLC37,070$3.73M5.2%-65.1%0.018%
8/14/2025Raymond James Financial Inc.784,551$78.96M0.0%+91.9%0.371%
8/14/2025Maverick Capital Ltd.804,133$80.93M1.2%+89.2%0.380%
8/14/2025Canada Pension Plan Investment Board87,600$8.82M0.0%N/A0.041%
8/14/2025Bayesian Capital Management LP3,500$352K0.1%N/A0.002%
8/14/2025Quantinno Capital Management LP4,468$450K0.0%+24.5%0.002%
8/14/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.4,792$477K0.0%-95.6%0.002%
8/14/2025Alliancebernstein L.P.1,343,212$135.18M0.0%-44.6%0.635%
8/14/2025Vivaldi Capital Management LP3,233$325K0.0%N/A0.002%
8/14/2025Treasurer of the State of North Carolina83,390$8.39M0.0%N/A0.039%
8/14/2025The Manufacturers Life Insurance Company 226,265$22.77M0.0%-28.9%0.107%
8/14/2025Sei Investments Co.433,628$43.64M0.1%+18.9%0.205%
8/14/2025Nebula Research & Development LLC36,661$3.69M0.3%+985.0%0.017%
8/14/2025Frontier Capital Management Co. LLC147,801$14.88M0.1%-73.5%0.070%
8/14/2025HighVista Strategies LLC11,595$1.17M0.4%-45.9%0.005%
8/14/2025Stempoint Capital LP61,578$6.20M2.0%-29.3%0.029%
8/14/2025Qube Research & Technologies Ltd1,082,050$108.90M0.1%N/A0.512%
8/14/2025B Group Inc.155,000$15.60M12.0%-41.0%0.073%
8/14/2025AXA S.A.226,603$22.81M0.1%-88.2%0.107%
8/14/2025State Street Corp4,277,888$430.53M0.0%-75.0%2.024%
8/14/2025Resolute Capital Asset Partners LLC27,301$2.75M1.4%N/A0.013%
8/14/2025WINTON GROUP Ltd22,268$2.24M0.1%N/A0.011%
8/14/2025Hood River Capital Management LLC899,603$90.54M1.3%-42.3%0.426%
8/14/2025Natixis10,648$1.07M0.0%N/A0.005%
8/14/2025Bollard Group LLC17,191$1.73M0.0%N/A0.008%
8/14/2025California Public Employees Retirement System222,236$22.37M0.0%-16.3%0.105%
8/14/2025Cerity Partners LLC28,141$2.83M0.0%-10.5%0.013%
8/14/2025Federated Hermes Inc.108,385$10.91M0.0%-43.7%0.051%
8/13/2025Jump Financial LLC181,554$18.27M0.2%N/A0.086%
8/13/2025Affinity Asset Advisors LLC475,000$47.80M6.5%+239.3%0.225%
8/13/2025Diametric Capital LP7,757$781K0.4%N/A0.004%
8/13/2025Tema Etfs LLC4,765$480K0.1%-48.1%0.002%
8/13/2025Brown Advisory Inc.579,846$58.36M0.1%-13.8%0.274%
8/13/2025Amundi11,499$1.13M0.0%+21,194.4%0.005%
8/13/2025Marshall Wace LLP1,113,361$112.05M0.1%+59.9%0.527%
8/13/2025Baird Financial Group Inc.25,721$2.59M0.0%N/A0.012%
8/13/2025First Trust Advisors LP47,392$4.77M0.0%+80.8%0.022%
8/13/2025Kennedy Capital Management LLC21,897$2.20M0.1%-36.3%0.010%
8/13/2025Guggenheim Capital LLC41,391$4.17M0.0%+16.8%0.020%
8/13/2025EverSource Wealth Advisors LLC664$67K0.0%+65.6%0.000%
8/13/2025Invesco Ltd.1,896,333$190.85M0.0%-44.9%0.897%
8/13/2025CW Advisors LLC5,720$576K0.0%N/A0.003%
8/13/2025Quantbot Technologies LP22,067$2.22M0.1%N/A0.010%
8/13/2025M&T Bank Corp2,384$240K0.0%-27.6%0.001%
8/13/2025Edgestream Partners L.P.4,265$429K0.0%N/A0.002%
8/13/2025Panagora Asset Management Inc.149,591$15.06M0.1%-51.2%0.071%
8/13/2025New York State Common Retirement Fund427,753$43.05M0.1%+20.2%0.202%
8/13/2025Schroder Investment Management Group87,615$8.82M0.0%-31.3%0.041%
8/13/2025Loomis Sayles & Co. L P793,569$79.87M0.1%-21.4%0.375%
8/13/2025Neuberger Berman Group LLC10,895$1.10M0.0%-93.8%0.005%
8/13/2025Virtus Investment Advisers LLC4,587$462K0.2%-8.0%0.002%
(Data available from 1/1/2016 forward)

INSM Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of INSM shares?

During the previous two years, 448 institutional investors and hedge funds held shares of Insmed. The most heavily invested institutionals were Vanguard Group Inc. ($1.78B), Price T Rowe Associates Inc. MD ($985.94M), Darwin Global Management Ltd. ($894.80M), Capital International Investors ($491.36M), State Street Corp ($430.53M), Geode Capital Management LLC ($336.26M), and Artisan Partners Limited Partnership ($333.56M).Learn more on Insmed's institutional investors.

Which institutional investors have been buying Insmed's stock?

Of the 375 institutional investors that purchased Insmed's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Darwin Global Management Ltd. ($6.00M), Norges Bank ($5.22M), Adage Capital Partners GP L.L.C. ($3.01M), Vanguard Group Inc. ($2.53M), Capital International Investors ($2.21M), Vestal Point Capital LP ($1.93M), and Clearbridge Investments LLC ($1.71M).

How much institutional buying is happening at Insmed?

Institutional investors have bought a total of 38,929,633 shares in the last 24 months. This purchase volume represents approximately $3.11B in transactions.

Which of Insmed's major shareholders have been selling company stock?

Of the 205 institutional investors that sold Insmed's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Franklin Resources Inc. ($27.30M), Calamos Advisors LLC ($14.04M), State Street Corp ($12.84M), Readystate Asset Management LP ($7.05M), Point72 Asset Management L.P. ($5.55M), Ameriprise Financial Inc. ($3.70M), and BNP Paribas Financial Markets ($2.32M).

How much institutional selling is happening at Insmed?

Institutional investors have sold a total of 101,700,244 shares in the last 24 months. This volume of shares sold represents approximately $9.48B in transactions.


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This page (NASDAQ:INSM) was last updated on 9/9/2025 by MarketBeat.com Staff
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