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Boston Scientific (BSX) Institutional Ownership

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$102.71 -1.63 (-1.56%)
Closing price 09/12/2025 03:59 PM Eastern
Extended Trading
$103.00 +0.29 (+0.28%)
As of 09/12/2025 07:55 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 Boston Scientific (NYSE:BSX)

Current
Institutional Ownership
Percentage
89.07%
Number of
Institutional Buyers
(last 12 months)
1234
Total
Institutional Inflows
(last 12 months)
$17.69B
Number of
Institutional Sellers
(last 12 months)
768
Total
Institutional Outflows
(last 12 months)
$11.34B
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BSX Institutional Buying and Selling by Quarter

Boston Scientific Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
9/12/2025 Valeo Financial Advisors LLC22,551$2.42M0.1%+4.3%0.002%
9/4/2025 Osaic Holdings Inc.144,745$15.46M0.0%+20.0%0.010%
8/28/2025 China Universal Asset Management Co. Ltd.26,576$2.86M0.3%+44.1%0.002%
8/27/2025 Orion Porfolio Solutions LLC36,550$3.93M0.0%+9.5%0.002%
8/27/2025 Munro Partners958,605$102.96M3.2%N/A0.065%
8/26/2025 Thrivent Financial for Lutherans564,839$60.63M0.1%+3.5%0.038%
8/26/2025 MASTERINVEST Kapitalanlage GmbH48,728$5.23M0.6%N/A0.003%
8/22/2025 Stance Capital LLC3,083$331K0.1%-92.6%0.000%
8/22/2025 Cim Investment Management Inc.24,092$2.37M0.5%+99.6%0.002%
8/20/2025 Kentucky Retirement Systems94,147$10.11M0.3%-6.2%0.006%
8/20/2025 Kentucky Retirement Systems Insurance Trust Fund39,958$4.29M0.3%-6.5%0.003%
8/19/2025 B. Riley Wealth Advisors Inc.11,932$1.28M0.1%N/A0.001%
8/19/2025 Newbridge Financial Services Group Inc.16,760$1.80M0.3%-2.7%0.001%
8/19/2025 Advisory Services Network LLC34,096$3.58M0.1%+9.0%0.002%
8/19/2025 Anchor Investment Management LLC8,314$893K0.1%+8.8%0.001%
8/19/2025 State of Wyoming4,266$458K0.1%+116.8%0.000%
8/19/2025 L1 Capital Pty Ltd1,200$129K0.0%N/A0.000%
8/19/2025 Pitcairn Co.19,346$2.08M0.1%-18.2%0.001%
8/18/2025 N.E.W. Advisory Services LLC400$43K0.0%-42.9%0.000%
8/18/2025 Caxton Associates LLP4,460$479K0.0%-18.6%0.000%
8/18/2025 National Bank of Canada FI1,404,301$150.83M0.1%+61.3%0.095%
8/16/2025 Parr Mcknight Wealth Management Group LLC24,454$2.63M0.4%+2.0%0.002%
8/16/2025 Public Sector Pension Investment Board920,033$98.82M0.4%+13.1%0.062%
8/16/2025 FORA Capital LLC3,133$337K0.0%-93.9%0.000%
8/16/2025 Evergreen Capital Management LLC7,868$845K0.0%+4.3%0.001%
8/16/2025 Headlands Technologies LLC47,955$5.15M0.6%+146.2%0.003%
8/15/2025 Strategic Investment Advisors MI8,860$945K0.1%-23.2%0.001%
8/15/2025 CANADA LIFE ASSURANCE Co1,924,409$206.91M0.3%+5.6%0.130%
8/15/2025 Tower Research Capital LLC TRC 55,029$5.91M0.2%-33.1%0.004%
8/15/2025 MUFG Securities EMEA plc4,372$470K0.0%N/A0.000%
8/15/2025 Resources Management Corp CT ADV16,278$1.75M0.2%+5.7%0.001%
8/15/2025 Brown Financial Advisors11,713$1.26M0.5%-1.9%0.001%
8/15/2025 Corient Private Wealth LLC176,707$18.98M0.0%-5.8%0.012%
8/15/2025 State of Tennessee Department of Treasury562,611$60.43M0.2%+13.0%0.038%
8/15/2025 E Fund Management Co. Ltd.6,442$692K0.0%-91.0%0.000%
8/15/2025 Captrust Financial Advisors67,522$7.25M0.0%+9.5%0.005%
8/15/2025 Keel Point LLC6,174$663K0.0%+13.7%0.000%
8/15/2025 Alaethes Wealth LLC14,081$1.51M0.5%N/A0.001%
8/15/2025 Manhattan West Asset Management LLC2,302$247K0.1%+8.3%0.000%
8/15/2025 Vident Advisory LLC55,371$5.95M0.1%-36.0%0.004%
8/15/2025 Voleon Capital Management LP87,455$9.39M0.5%+140.5%0.006%
8/15/2025 Voya Financial Advisors Inc.2,650$282K0.0%-23.8%0.000%
8/15/2025 Teza Capital Management LLC4,634$498K0.4%-67.9%0.000%
8/15/2025 Tidal Investments LLC115,716$12.43M0.1%+10.8%0.008%
8/15/2025 Smartleaf Asset Management LLC17,530$1.87M0.2%-11.9%0.001%
8/15/2025 Snowden Capital Advisors LLC20,393$2.19M0.1%-12.3%0.001%
8/15/2025 Sofinnova Investments Inc.431,200$46.32M2.8%N/A0.029%
8/15/2025 Royal London Asset Management Ltd.689,807$74.09M0.2%-2.8%0.047%
8/15/2025 Rafferty Asset Management LLC156,378$16.80M0.1%+14.6%0.011%
8/15/2025 Sandler Capital Management15,915$1.71M0.5%-61.9%0.001%
8/15/2025 Orion Porfolio Solutions LLC36,523$3.92M0.0%+9.4%0.002%
8/15/2025 Perceptive Advisors LLC280,000$30.08M2.7%+115.4%0.019%
8/15/2025 MML Investors Services LLC133,424$14.33M0.0%+6.4%0.009%
8/15/2025 Man Group plc2,137,443$229.58M0.4%+157.9%0.144%
8/15/2025 Meiji Yasuda Asset Management Co Ltd.72,408$7.78M0.4%-21.8%0.005%
8/15/2025 Meridiem Capital Partners LP426,319$45.79M3.2%+227.5%0.029%
8/15/2025 Modern Wealth Management LLC3,553$382K0.0%+19.5%0.000%
8/15/2025 Lazard Asset Management LLC6,632,760$712.42M1.0%+5.9%0.448%
8/15/2025 HRT Financial LP337,270$36.23M0.2%+73.2%0.023%
8/15/2025 Humankind Investments LLC12,360$1.33M0.3%+14.6%0.001%
8/15/2025 ICONIQ Capital LLC10,166$1.09M0.0%+8.8%0.001%
8/15/2025 IHT Wealth Management LLC4,571$491K0.0%+18.4%0.000%
8/15/2025 Fullerton Fund Management Co Ltd.706,039$75.84M3.1%+4.0%0.048%
8/15/2025 Gilder Gagnon Howe & Co. LLC1,125,253$120.86M1.3%-1.7%0.076%
8/15/2025 Great Valley Advisor Group Inc.40,657$4.37M0.1%+4.7%0.003%
8/15/2025 Gallagher Fiduciary Advisors LLC7,372$792K0.0%+3.7%0.000%
8/15/2025 EP Wealth Advisors LLC35,146$3.78M0.0%-1.3%0.002%
8/15/2025 Eventide Asset Management LLC35,102$3.76M0.1%+9.3%0.002%
8/15/2025 Engineers Gate Manager LP192,984$20.73M0.3%-13.3%0.013%
8/15/2025 Eschler Asset Management LLP8,690$933K0.7%N/A0.001%
8/15/2025 Curi Capital LLC3,779$406K0.0%N/A0.000%
8/15/2025 Benjamin Edwards Inc.17,756$1.91M0.0%+12.4%0.001%
8/15/2025 BI Asset Management Fondsmaeglerselskab A S180,544$19.39M0.2%-18.9%0.012%
8/15/2025 Boothbay Fund Management LLC2,396$257K0.0%-38.5%0.000%
8/15/2025 BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp233,035$25.03M0.1%-17.3%0.016%
8/15/2025 Banque Transatlantique SA927,478$99.80M2.8%+54.8%0.063%
8/15/2025 Bellevue Group AG1,765,194$189.60M4.2%-9.5%0.119%
8/15/2025 Blue Capital Inc.21,494$2.31M1.6%N/A0.001%
8/15/2025 Brevan Howard Capital Management LP77,899$8.37M0.0%-11.6%0.005%
8/15/2025 Bamco Inc. NY80,000$8.59M0.0%-44.4%0.005%
8/15/2025 Adage Capital Partners GP L.L.C.2,055,365$220.77M0.4%-20.7%0.139%
8/15/2025 Ameriprise Financial Inc.7,786,959$838.11M0.2%-0.8%0.526%
8/15/2025 AQR Capital Management LLC1,843,193$197.11M0.2%+59.5%0.124%
8/14/2025 PDT Partners LLC32,116$3.45M0.2%+42.1%0.002%
8/14/2025 Lighthouse Investment Partners LLC11,200$1.20M0.0%N/A0.001%
8/14/2025 MGB Wealth Management LLC9,852$1.05M0.3%-1.7%0.001%
8/14/2025 Clough Capital Partners L P6,000$644K0.1%-33.3%0.000%
8/14/2025 Viking Global Investors LP3,045,764$327.15M0.9%+28.1%0.206%
8/14/2025 Seldon Capital LP1,938$208K0.1%N/A0.000%
8/14/2025 Unisphere Establishment1,966,400$211.21M1.7%-9.2%0.133%
8/14/2025 California State Teachers Retirement System2,375,918$255.20M0.3%+1.6%0.160%
8/14/2025 Raymond James Financial Inc.2,377,269$255.34M0.1%+9.2%0.160%
8/14/2025 Darwin Wealth Management LLC12,550$1.35M0.5%N/A0.001%
8/14/2025 Worldquant Millennium Advisors LLC2,225,546$239.05M1.2%+10.8%0.150%
8/14/2025 Transamerica Financial Advisors LLC57,048$6.13M0.6%-2.9%0.004%
8/14/2025 Canada Pension Plan Investment Board4,719,646$506.94M0.4%-24.3%0.319%
8/14/2025 Schear Investment Advisers LLC25,543$2.74M1.4%+5.3%0.002%
8/14/2025 Occudo Quantitative Strategies LP84,484$9.07M1.0%+17.2%0.006%
8/14/2025 AllSquare Wealth Management LLC524$56K0.0%-23.2%0.000%
8/14/2025 Redmile Group LLC85,301$9.16M1.0%-55.9%0.006%
(Data available from 1/1/2016 forward)

BSX Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of BSX shares?

During the previous two years, 1,674 institutional investors and hedge funds held shares of Boston Scientific. The most heavily invested institutionals were Vanguard Group Inc. ($14.73B), FMR LLC ($11.83B), State Street Corp ($7.00B), Primecap Management Co. CA ($3.72B), Geode Capital Management LLC ($3.47B), Wellington Management Group LLP ($3.35B), and Capital World Investors ($2.49B).Learn more on Boston Scientific's institutional investors.

What percentage of Boston Scientific's stock is owned by institutional investors?

89.07% of Boston Scientific's stock is owned by institutional investors. Learn more on BSX's institutional investor holdings.

Which institutional investors have been buying Boston Scientific's stock?

Of the 1,491 institutional investors that purchased Boston Scientific's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Norges Bank ($55.29M), Capital World Investors ($19.42M), Vanguard Group Inc. ($11.04M), FMR LLC ($8.05M), Edgewood Management LLC ($6.95M), Putnam Investments LLC ($6.86M), and Wellington Management Group LLP ($6.40M).

How much institutional buying is happening at Boston Scientific?

Institutional investors have bought a total of 182,998,319 shares in the last 24 months. This purchase volume represents approximately $17.69B in transactions.

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

Of the 768 institutional investors that sold Boston Scientific's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Massachusetts Financial Services Co. MA ($18.93M), FMR LLC ($9.02M), Vontobel Holding Ltd. ($4.10M), Impax Asset Management Group plc ($4.02M), Legal & General Group Plc ($3.62M), Janus Henderson Group PLC ($3.34M), and Primecap Management Co. CA ($3.30M).

How much institutional selling is happening at Boston Scientific?

Institutional investors have sold a total of 119,694,502 shares in the last 24 months. This volume of shares sold represents approximately $11.34B in transactions.


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This page (NYSE:BSX) was last updated on 9/13/2025 by MarketBeat.com Staff
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