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Insmed (INSM) Institutional Ownership

Insmed logo
$102.15 +3.54 (+3.59%)
As of 04:00 PM Eastern
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Institutional Ownership Changes (13F Filings) for Insmed (NASDAQ:INSM)

Number of
Institutional Buyers
(last 12 months)
474
Total
Institutional Inflows
(last 12 months)
$6.83B
Number of
Institutional Sellers
(last 12 months)
254
Total
Institutional Outflows
(last 12 months)
$12.03B
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Skip Chart & View Institutional Buying and Selling Data

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
6/18/2026 Pacer Advisors Inc.7,279$1.19M0.0%-53.3%0.003%
6/16/2026 Empowered Funds LLC51,986$8.50M0.1%+32.6%0.024%
6/12/2026 Defilade Capital Management L.P.194,909$31.87M4.5%+289.8%0.090%
6/3/2026 Parallel Advisors LLC2,291$375K0.0%+13.1%0.001%
6/3/2026 NewEdge Advisors LLC6,015$984K0.0%+133.0%0.003%
6/1/2026 NWI Management LP1,014,000$165.81M9.4%+2.6%0.468%
5/26/2026 Glenmede Trust Co. NA1,916$313K0.0%+5.4%0.001%
5/19/2026 Bank of America Corp DE1,502,281$245.65M0.0%-12.9%0.693%
5/19/2026 Edgestream Partners L.P.2,499$409K0.0%-39.3%0.001%
5/19/2026 Janus Henderson Group PLC419,304$68.56M0.0%-47.6%0.193%
5/18/2026 ADAR1 Capital Management LLC35,392$5.79M0.3%N/A0.016%
5/18/2026 Amundi804,977$131.63M0.0%-12.2%0.371%
5/18/2026 California State Teachers Retirement System303,182$49.58M0.1%-2.3%0.140%
5/18/2026 Royal Bank of Canada523,101$85.54M0.0%+3.2%0.241%
5/18/2026 Rock Springs Capital Management LP314,300$51.39M3.0%-1.6%0.145%
5/18/2026 Eagle Health Investments LP224,271$36.67M6.4%+6.3%0.103%
5/18/2026 Empowered Funds LLC51,986$8.50M0.1%+32.6%0.024%
5/18/2026 Exome Asset Management LLC26,651$4.36M2.3%N/A0.012%
5/16/2026 The Manufacturers Life Insurance Company 72,696$11.89M0.0%-38.8%0.034%
5/16/2026 Quantinno Capital Management LP35,552$5.81M0.0%+81.9%0.016%
5/16/2026 SummitTX Capital L.P.23,153$3.79M0.1%-10.8%0.011%
5/15/2026 OMERS ADMINISTRATION Corp2,204$360K0.0%N/A0.001%
5/15/2026 Lombard Odier Asset Management Switzerland SA4,403$720K0.0%N/A0.002%
5/15/2026 Affinity Asset Advisors LLC480,000$78.49M4.1%+6.7%0.221%
5/15/2026 Entropy Technologies LP4,332$708K0.0%N/A0.002%
5/14/2026 Healthcare of Ontario Pension Plan Trust Fund56,529$9.24M0.0%-13.4%0.026%
5/14/2026 Renaissance Technologies LLC20,300$3.32M0.0%-21.6%0.009%
5/14/2026 Gabelli Funds LLC2,700$442K0.0%+46.7%0.001%
5/14/2026 Public Employees Retirement System of Ohio60,951$9.97M0.0%-3.3%0.028%
5/14/2026 Compound Planning Inc.27,862$4.56M0.1%+0.8%0.013%
5/14/2026 Inceptionr LLC5,172$846K0.2%N/A0.002%
5/14/2026 Bank of Nova Scotia15,203$2.49M0.0%-75.0%0.007%
5/14/2026 Sei Investments Co.1,395,794$228.24M0.2%+56.8%0.644%
5/14/2026 Lido Advisors LLC1,980$324K0.0%+27.5%0.001%
5/13/2026 Cetera Investment Advisers34,356$5.62M0.0%-10.6%0.016%
5/13/2026 Aureus Asset Management LLC6,000$981K0.1%N/A0.003%
5/13/2026 NewEdge Wealth LLC4,208$688K0.0%+18.9%0.002%
5/13/2026 CI Investments Inc.2,214$362K0.0%-10.6%0.001%
5/13/2026 First Trust Advisors LP229,563$37.54M0.0%-7.4%0.106%
5/12/2026 ABN Amro Investment Solutions13,143$2.15M0.0%+31.6%0.006%
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5/8/2026 PNC Financial Services Group Inc.8,910$1.46M0.0%+29.9%0.004%
5/8/2026 Andra AP fonden77,970$12.75M0.2%+114.8%0.036%
5/7/2026 Meeder Advisory Services Inc.3,987$652K0.0%-16.6%0.002%
5/7/2026 WCM Investment Management LLC15,707$2.41M0.0%+51.5%0.007%
5/7/2026 Dimensional Fund Advisors LP400,900$65.47M0.0%+0.5%0.186%
5/7/2026 Parallel Advisors LLC2,291$375K0.0%+13.1%0.001%
5/7/2026 AlphaCentric Advisors LLC8,874$1.45M1.4%+16.9%0.004%
5/7/2026 KBC Group NV37,347$6.11M0.0%+9.8%0.017%
5/7/2026 SEB Asset Management AB165,576$27.08M0.1%N/A0.077%
5/7/2026 Swiss National Bank625,912$102.35M0.1%+8.1%0.290%
5/7/2026 ANB Bank1,507$246K0.1%-22.6%0.001%
5/6/2026 Jennison Associates LLC604,694$98.88M0.1%+7.5%0.280%
5/6/2026 California Public Employees Retirement System344,612$56.35M0.0%-2.9%0.160%
5/6/2026 Simon Quick Advisors LLC50,065$8.19M0.4%N/A0.023%
5/6/2026 Assetmark Inc.34,258$5.60M0.0%-13.8%0.016%
5/6/2026 C WorldWide Group Holding A S161,110$26.35M0.6%+18.4%0.075%
5/6/2026 Bessemer Group Inc.823$135K0.0%-15.0%0.000%
5/6/2026 Allspring Global Investments Holdings LLC282,734$46.61M0.1%+28.5%0.131%
5/5/2026 Wealthfront Advisers LLC18,404$3.01M0.0%+84.2%0.009%
5/5/2026 Bank of New York Mellon Corp1,262,749$206.49M0.0%-9.2%0.585%
5/5/2026 Harel Insurance Investments & Financial Services Ltd.1,084$177K0.0%N/A0.001%
5/5/2026 MASTERINVEST Kapitalanlage GmbH4,640$759K0.1%N/A0.002%
5/5/2026 Livforsakringsbolaget Skandia Omsesidigt4,412$721K0.0%+194.1%0.002%
5/5/2026 Sanctuary Advisors LLC23,969$3.92M0.0%+12.3%0.011%
5/5/2026 Nwam LLC44,883$7.34M0.4%+15.1%0.021%
5/4/2026 Calamos Advisors LLC36,373$5.95M0.0%+13.1%0.017%
5/4/2026 Emerald Mutual Fund Advisers Trust8,230$1.35M0.1%-37.8%0.004%
5/4/2026 Principal Financial Group Inc.916,464$149.86M0.1%+18.8%0.425%
5/4/2026 J. Safra Sarasin Holding AG93,181$15.24M0.3%+1,342.2%0.043%
5/2/2026 International Assets Investment Management LLC699$115K0.0%+111.8%0.000%
5/2/2026 Diversify Wealth Management LLC1,704$279K0.0%N/A0.001%
5/1/2026 Fifth Third Bancorp18,200$2.98M0.0%+4,983.8%0.008%
5/1/2026 American Trust1,710$280K0.0%+12.9%0.001%
5/1/2026 Candriam S.C.A.401,735$65.69M0.3%+0.2%0.186%
5/1/2026 Sequoia Financial Advisors LLC4,385$717K0.0%-26.2%0.002%
4/30/2026 Hsbc Holdings PLC116,456$19.04M0.0%-5.5%0.054%
4/30/2026 Kestra Advisory Services LLC1,307$214K0.0%-48.4%0.001%
4/30/2026 Sumitomo Mitsui Trust Group Inc.501,282$81.97M0.1%+15.1%0.232%
4/30/2026 Resona Asset Management Co. Ltd.60,930$9.87M0.0%+0.9%0.028%
4/30/2026 Frank Rimerman Advisors LLC1,697$277K0.0%N/A0.001%
4/29/2026 Swedbank AB82,865$13.55M0.0%+39.1%0.038%
4/28/2026 Abel Hall LLC3,090$505K0.1%+18.0%0.001%
4/28/2026 Whittier Trust Co. of Nevada Inc.444$73K0.0%+86.6%0.000%
4/28/2026 Ascentis Independent Advisors743$121K0.0%N/A0.000%
4/28/2026 Praxis Investment Management Inc.6,384$1.04M0.1%-5.8%0.003%
4/28/2026 QRG Capital Management Inc.8,601$1.41M0.0%-4.8%0.004%
4/27/2026 Simplify Asset Management Inc.10,783$1.76M0.0%-70.8%0.005%
4/27/2026 HB Wealth Management LLC1,786$292K0.0%+35.5%0.001%
4/27/2026 Private Advisor Group LLC4,749$777K0.0%+1.8%0.002%
4/27/2026 Leonteq Securities AG1,270$208K0.0%-57.7%0.001%
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4/27/2026 Fjarde AP Fonden Fourth Swedish National Pension Fund68,350$11.18M0.1%+35.3%0.032%
4/27/2026 Elevation Point Wealth Partners LLC3,674$601K0.0%+110.1%0.002%
4/25/2026 Keybank National Association OH14,836$2.43M0.0%-2.2%0.007%
4/24/2026 IFM Investors Pty Ltd42,740$6.99M0.1%+6.4%0.020%
4/24/2026 iA Global Asset Management Inc.34,977$5.72M0.1%+31.1%0.016%
4/23/2026 Lansforsakringar Fondforvaltning AB publ 68,489$11.20M0.1%N/A0.032%
4/22/2026 Janney Montgomery Scott LLC3,276$536K0.0%+17.5%0.002%
4/22/2026 Pictet Asset Management Holding SA1,102,248$178.66M0.2%+14.9%0.511%
4/22/2026 Sterling Capital Management LLC12,993$2.13M0.0%+495.5%0.006%
4/21/2026 Louisiana State Employees Retirement System14,200$2.32M0.0%N/A0.007%


INSM Institutional Ownership - Frequently Asked Questions

During the previous two years, 681 institutional investors and hedge funds held shares of Insmed. The most heavily invested institutionals were Vanguard Group Inc. ($3.67B), Darwin Global Management Ltd. ($3.64B), Baker BROS. Advisors LP ($1.15B), State Street Corp ($905.31M), Capital International Investors ($896.60M), Artisan Partners Limited Partnership ($843.01M), and RTW Investments LP ($842.86M).Learn more on Insmed's institutional investors.

Of the 606 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. ($7.59M), Norges Bank ($6.68M), Vanguard Group Inc. ($4.56M), Orbis Allan Gray Ltd ($2.45M), Adage Capital Partners GP L.L.C. ($2.41M), Artisan Partners Limited Partnership ($1.96M), and RTW Investments LP ($1.76M).

Institutional investors have bought a total of 45,695,123 shares in the last 24 months. This purchase volume represents approximately $6.83B in transactions.

Of the 254 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. ($27.51M), Calamos Advisors LLC ($14.05M), State Street Corp ($13.14M), Ameriprise Financial Inc. ($3.70M), Price T Rowe Associates Inc. MD ($2.89M), BNP Paribas Financial Markets ($2.64M), and Capital International Investors ($2.40M).

Institutional investors have sold a total of 102,777,824 shares in the last 24 months. This volume of shares sold represents approximately $12.03B in transactions.


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This page (NASDAQ:INSM) was last updated on 6/23/2026 by MarketBeat.com Staff.
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