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Boston Scientific Corp

BSX
Exchange
NYSE
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0000885725

In the last 90 days, Boston Scientific Corp insiders filed 5 open-market purchases and 0 sales; 1,486 institutions reported holding it in 13F filings for Q2 2026, worth $57.3B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q2 2026

Institutional positions in Boston Scientific Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,486
−178 vs. Q1 2026
Shares held
1.33B
+5.24M (+0.4%) vs. Q1 2026
Total value
$57.3B
−$25.9B (−31.1%) vs. Q1 2026
New holders
147
590 more added
Sold out
325
621 more reduced

19 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting BSX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 1,486 institutions
Q1 2021: 836 institutionsQ2 2021: 873 institutionsQ3 2021: 884 institutionsQ4 2021: 892 institutionsQ1 2022: 909 institutionsQ2 2022: 882 institutionsQ3 2022: 866 institutionsQ4 2022: 930 institutionsQ1 2023: 1,000 institutionsQ2 2023: 1,069 institutionsQ3 2023: 1,060 institutionsQ4 2023: 1,151 institutionsQ1 2024: 1,227 institutionsQ2 2024: 1,325 institutionsQ3 2024: 1,403 institutionsQ4 2024: 1,520 institutionsQ1 2025: 1,649 institutionsQ2 2025: 1,694 institutionsQ3 2025: 1,715 institutionsQ4 2025: 1,794 institutionsQ1 2026: 1,683 institutionsQ2 2026: 1,486 institutions
Value heldQ2 2026: $57.3B
Q1 2021: $49.9BQ2 2021: $55.3BQ3 2021: $56.6BQ4 2021: $54.8BQ1 2022: $57.0BQ2 2022: $48.6BQ3 2022: $50.9BQ4 2022: $60.5BQ1 2023: $65.7BQ2 2023: $71.6BQ3 2023: $70.6BQ4 2023: $77.3BQ1 2024: $90.9BQ2 2024: $102.2BQ3 2024: $111.0BQ4 2024: $119.8BQ1 2025: $135.2BQ2 2025: $145.4BQ3 2025: $131.1BQ4 2025: $130.0BQ1 2026: $84.2BQ2 2026: $57.3B
Institutions holding BSX and their total value by quarter
QuarterHoldersValue
Q2 20261,486$57.3B
Q1 20261,683$84.2B
Q4 20251,794$130.0B
Q3 20251,715$131.1B
Q2 20251,694$145.4B
Q1 20251,649$135.2B
Q4 20241,520$119.8B
Q3 20241,403$111.0B
Q2 20241,325$102.2B
Q1 20241,227$90.9B
Q4 20231,151$77.3B
Q3 20231,060$70.6B
Q2 20231,069$71.6B
Q1 20231,000$65.7B
Q4 2022930$60.5B
Q3 2022866$50.9B
Q2 2022882$48.6B
Q1 2022909$57.0B
Q4 2021892$54.8B
Q3 2021884$56.6B
Q2 2021873$55.3B
Q1 2021836$49.9B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q1 2026.

Institutions holding BSX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Catalio Capital Management, LP0$00.00%−299,318−100.0%Sold out
Renaissance Group LLC0$00.00%−276,752−100.0%Sold out
Zurich Insurance Group Ltd0$00.00%−272,168−100.0%Sold out
Generate Investment Management Ltd0$00.00%−254,250−100.0%Sold out
Cornerstone Advisors, LLC0$00.00%−239,655−100.0%Sold out
Spence Asset Management0$00.00%−176,769−100.0%Sold out
Ardsley Advisory Partners LP0$00.00%−150,000−100.0%Sold out
Capitolis Liquid Global Markets LLC0$00.00%−147,333−100.0%Sold out
Rokos Capital Management LLP0$00.00%−140,163−100.0%Sold out
Think Investments LP0$00.00%−136,000−100.0%Sold out
GDS Wealth Management0$00.00%−135,991−100.0%Sold out
Moran Wealth Management, LLC0$00.00%−132,336−100.0%Sold out
Gillespie Robinson & Grimm Inc0$00.00%−111,381−100.0%Sold out
Flputnam Investment Management Co0$00.00%−108,824−100.0%Sold out
Braun Stacey Associates Inc0$00.00%−105,341−100.0%Sold out
Lone Pine Capital LLCSuperinvestorLone Pine Capital0$00.00%−104,655−100.0%Sold out
Exane Asset Management0$00.00%−89,197−100.0%Sold out
Liontrust Investment Partners LLP0$00.00%−98,662−100.0%Sold out
DuPont Capital Management Corp0$00.00%−84,550−100.0%Sold out
BTC Capital Management, Inc.0$00.00%−84,238−100.0%Sold out
Winton Group Ltd0$00.00%−82,256−100.0%Sold out
Alberta Investment Management Corp0$00.00%−80,400−100.0%Sold out
Segall Bryant & Hamill, LLC0$00.00%−67,359−100.0%Sold out
Davidson Kempner Capital Management LP0$00.00%−63,250−100.0%Sold out
Dnca Finance0$00.00%−61,000−100.0%Sold out
Granite Investment Partners, LLC0$00.00%−60,473−100.0%Sold out
Campbell & CO Investment Adviser LLC0$00.00%−56,402−100.0%Sold out
Highland Capital Management, LLC0$00.00%−50,000−100.0%Sold out
Ecofi Investissements SA0$00.00%−50,000−100.0%Sold out
Scholtz & Company, LLC0$00.00%−47,957−100.0%Sold out
Emerald Investment Advisers, LLC0$00.00%−42,480−100.0%Sold out
Bancreek Capital Management, LP0$00.00%−39,000−100.0%Sold out
Farringdon Capital, Ltd.0$00.00%−38,104−100.0%Sold out
TIG Advisors, LLC0$00.00%−36,602−100.0%Sold out
DRW Securities, LLC0$00.00%−33,916−100.0%Sold out
Twin Capital Management Inc0$00.00%−33,420−100.0%Sold out
WD Rutherford LLC0$00.00%−32,675−100.0%Sold out
BTG Pactual Asset Management US LLC0$00.00%−21,128−100.0%Sold out
Picton Mahoney Asset Management0$00.00%−28,915−100.0%Sold out
Capricorn Fund Managers Ltd0$00.00%−28,100−100.0%Sold out
Delta Global Management LP0$00.00%−28,012−100.0%Sold out
Sivia Capital Partners, LLC0$00.00%−26,843−100.0%Sold out
Nelson Capital Management, LLC0$00.00%−26,319−100.0%Sold out
Knights of Columbus Asset Advisors LLC0$00.00%−25,967−100.0%Sold out
Argus Investors' Counsel, Inc.0$00.00%−25,712−100.0%Sold out
Belpointe Asset Management LLC0$00.00%−25,588−100.0%Sold out
Fortis Capital Advisors, LLC0$00.00%−25,588−100.0%Sold out
Argentarii, LLC0$00.00%−25,022−100.0%Sold out
Peak Financial Advisors LLC0$00.00%−24,675−100.0%Sold out
VCI Wealth Management LLC0$00.00%−24,261−100.0%Sold out
Great Lakes Retirement, Inc.0$00.00%−22,529−100.0%Sold out
Azzad Asset Management Inc0$00.00%−21,858−100.0%Sold out
Lebenthal Global Advisors, LLC0$00.00%−21,807−100.0%Sold out
Traynor Capital Management, Inc.0$00.00%−21,214−100.0%Sold out
Cinctive Capital Management LP0$00.00%−20,462−100.0%Sold out
Bank of Hawaii0$00.00%−19,887−100.0%Sold out
EPG Wealth Management LLC0$00.00%−19,422−100.0%Sold out
Lombard Odier Asset Management (USA) Corp0$00.00%−19,398−100.0%Sold out
Fairtree Asset Management (Pty) Ltd0$00.00%−19,191−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−19,112−100.0%Sold out
AAFMAA Wealth Management & Trust LLC0$00.00%−18,615−100.0%Sold out
Prudent Man Advisors, LLC0$00.00%−18,543−100.0%Sold out
Platinum Investment Management Ltd0$00.00%−17,827−100.0%Sold out
Penobscot Investment Management Company, Inc.0$00.00%−17,212−100.0%Sold out
Kepler Cheuvreux (Suisse) SA0$00.00%−17,109−100.0%Sold out
Park Edge Advisors, LLC0$00.00%−16,958−100.0%Sold out
Procyon Private Wealth Partners, LLC0$00.00%−16,833−100.0%Sold out
AXA S.A.0$00.00%−16,705−100.0%Sold out
Meridian Wealth Management, LLC0$00.00%−16,534−100.0%Sold out
Codex Capital Asset Management L.L.C.0$00.00%−16,500−100.0%Sold out
Alaethes Wealth LLC0$00.00%−16,138−100.0%Sold out
Evoke Wealth, LLC0$00.00%−16,058−100.0%Sold out
Schmidt P J Investment Management Inc0$00.00%−15,924−100.0%Sold out
Capital Asset Advisory Services LLC0$00.00%−15,438−100.0%Sold out
American Assets Inc0$00.00%−5,000−100.0%Sold out
Clough Capital Partners L P0$00.00%−14,350−100.0%Sold out
Neo Ivy Capital Management0$00.00%−14,236−100.0%Sold out
Little House Capital LLC0$00.00%−13,440−100.0%Sold out
Weiss Asset Management LP0$00.00%−13,080−100.0%Sold out
Gilder Gagnon Howe & Co LLC0$00.00%−12,933−100.0%Sold out
Central Bank & Trust Co0$00.00%−12,026−100.0%Sold out
Baader Bank INC0$00.00%−11,770−100.0%Sold out
Trivant Custom Portfolio Group, LLC0$00.00%−11,370−100.0%Sold out
Baldwin Investment Management, LLC0$00.00%−11,035−100.0%Sold out
Strategy Asset Managers LLC0$00.00%−10,876−100.0%Sold out
Burney Co0$00.00%−10,809−100.0%Sold out
Davenport & Co LLC0$00.00%−10,749−100.0%Sold out
Kornitzer Capital Management Inc0$00.00%−10,537−100.0%Sold out
St. Louis Trust Co0$00.00%−10,214−100.0%Sold out
Lineweaver Wealth Advisors, LLC0$00.00%−10,194−100.0%Sold out
Hillsdale Investment Management Inc.0$00.00%−10,150−100.0%Sold out
Clare Market Investments LLC0$00.00%−10,050−100.0%Sold out
American Alpha Advisors, LLC0$00.00%−10,000−100.0%Sold out
R Squared Ltd0$00.00%−9,963−100.0%Sold out
Kesler, Norman & Wride, LLC0$00.00%−9,936−100.0%Sold out
Sapient Capital LLC0$00.00%−9,141−100.0%Sold out
Stonebridge Financial Planning Group, LLC0$00.00%−9,126−100.0%Sold out
Algebris (UK) Ltd0$00.00%−8,958−100.0%Sold out
Alteri Wealth LLC0$00.00%−8,909−100.0%Sold out
Stableford Capital II LLC0$00.00%−8,679−100.0%Sold out