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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, Q1 2026

Institutional positions in Boston Scientific Corp as of Mar 31, 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
1,683
−83 vs. Q4 2025
Shares held
1.34B
+142.6M (+11.9%) vs. Q4 2025
Total value
$84.2B
−$30.0B (−26.2%) vs. Q4 2025
New holders
196
678 more added
Sold out
279
638 more reduced

28 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: 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 holdersQ1 2026: 1,683 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 heldQ1 2026: $84.2B
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, Q1 2026

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q4 2025.

Institutions holding BSX in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Coastline Trust Co497$31.2K0.00%+497New
Covestor Ltd514$32.0K0.02%−68−11.7%Reduced
Sound Income Strategies, LLC521$32.3K0.00%−982−65.3%Reduced
Gill Capital Partners, LLC515$32.3K0.01%+515New
Cassaday & Co Wealth Management LLC515$32.3K0.00%+515New
True Link Financial Advisors, LLC517$32.4K0.00%+517New
Timothy G. Youngquist 2020 Irrevocable Trust523$32.8K0.02%+523New
Adirondack Trust Co536$33.6K0.01%−41−7.1%Reduced
Measured Wealth Private Client Group, LLC545$34.2K0.01%+387+244.9%Added
Cornerstone National Bank & Trust Co562$34.8K0.01%00.0%Unchanged
Wealth Preservation Advisors, LLC556$34.9K0.03%+556New
Hilton Head Capital Partners, LLC568$35.6K0.02%−2−0.4%Reduced
Kemnay Advisory Services Inc.582$36.5K0.01%−483−45.4%Reduced
Pension & Wealth Management Advisors, Inc.602$37.8K0.01%00.0%Unchanged
Vision Retirement, LLC604$37.9K0.01%00.0%Unchanged
Thurston, Springer, Miller, Herd & Titak, Inc.613$38.5K0.02%−6,391−91.2%Reduced
Disciplina Capital Management LLC632$39.7K0.00%−42−6.2%Reduced
Boreal Capital Management LLC646$40.5K0.04%+393+155.3%Added
Golden State Wealth Management, LLC653$41.0K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC650$41.0K0.00%+128+24.5%Added
PFS Partners, LLC657$41.2K0.02%00.0%Unchanged
MCF Advisors LLC675$42.4K0.00%+330+95.7%Added
Asset Dedication, LLC679$42.6K0.00%−267−28.2%Reduced
Whipplewood Advisors, LLC681$42.7K0.02%+645+1,791.7%Added
Kings Path Partners LLC706$44.3K0.02%00.0%Unchanged
REAP Financial Group, LLC718$45.1K0.01%+49+7.3%Added
Annis Gardner Whiting Capital Advisors, LLC728$45.7K0.01%−78−9.7%Reduced
Cetera Trust Company, N.A746$46.8K0.03%00.0%Unchanged
Bell Investment Advisors, Inc746$46.8K0.01%+81+12.2%Added
WS Portfolio Advisory, LLC750$47.1K1.46%+750New
Frazier Financial Advisors, LLC758$47.6K0.03%+273+56.3%Added
Palladiem, LLC778$47.7K0.05%−15−1.9%Reduced
Quest 10 Wealth Builders, Inc.763$47.9K0.04%+241+46.2%Added
Meeder Asset Management Inc766$48.1K0.00%+459+149.5%Added
JPL Wealth Management, LLC780$48.9K0.01%+780New
Albion Financial Group799$50.1K0.00%+137+20.7%Added
CNB Bank800$50.2K0.02%00.0%Unchanged
MV Capital Management, Inc.805$50.5K0.00%−37−4.4%Reduced
Keating Financial Advisory Services, Inc.856$53.7K0.01%−353−29.2%Reduced
Activest Wealth Management859$53.9K0.01%−309−26.5%Reduced
HHM Wealth Advisors, LLC881$55.3K0.01%00.0%Unchanged
Evolution Wealth Management Inc.883$55.4K0.04%+483+120.8%Added
Strategic Wealth Partners, Ltd.885$55.5K0.00%−2−0.2%Reduced
Bullseye Investment Management, LLC932$58.5K0.03%−461−33.1%Reduced
Key Financial Inc939$58.9K0.01%−21−2.2%Reduced
UMA Financial Services, Inc.939$58.9K0.01%−140−13.0%Reduced
Prosperity Bancshares Inc968$60.7K0.05%−198−17.0%Reduced
Salomon & Ludwin, LLC977$61.4K0.01%−61−5.9%Reduced
Atlantic Trust, LLC980$61.5K0.01%−1,741−64.0%Reduced
Ballast Advisors LLC996$62.5K0.02%+996New
Hazlett, Burt & Watson, Inc.1,013$63.0K0.02%00.0%Unchanged
Essential Partners LLC1,016$63.8K0.02%+972+2,209.1%Added
Arlington Trust Co LLC1,024$64.3K0.01%+61+6.3%Added
Twin Peaks Wealth Advisors, LLC1,037$65.1K0.02%+1,037New
EFG International AG1,048$65.8K0.00%+321+44.2%Added
Crews Bank & Trust1,050$65.9K0.01%−11−1.0%Reduced
Valley National Advisers Inc1,080$67.0K0.01%+125+13.1%Added
Farmers & Merchants Investments Inc1,074$67.4K0.00%−15−1.4%Reduced
Kozak & Associates, Inc.1,068$67.5K0.01%00.0%Unchanged
Wellington-Altus USA Inc.1,598$68.2K0.04%00.0%Unchanged
Antipodes Partners Ltd1,128$70.8K0.00%+1,128New
Hollencrest Capital Management1,181$74.1K0.00%00.0%Unchanged
Bartlett & Co. Wealth Management LLC1,319$75.0K0.00%+9+0.7%Added
Tacita Capital Inc1,200$75.3K0.04%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP1,233$76.2K0.00%00.0%Unchanged
Pinnacle Bancorp, Inc.1,242$77.9K0.02%−189−13.2%Reduced
Truvestments Capital LLC1,263$79.2K0.01%00.0%Unchanged
Evermay Wealth Management LLC1,268$79.6K0.01%+49+4.0%Added
Deseret Mutual Benefit Administrators1,291$81.0K0.03%+206+19.0%Added
Synergy Investment Management, LLC1,305$81.9K0.03%+1,305New
Parallax Volatility Advisers, L.P.1,389$82.7K0.00%−80,743−98.3%Reduced
Quarry LP1,324$83.1K0.02%+902+213.7%Added
JFS Wealth Advisors, LLC1,333$83.6K0.00%−217−14.0%Reduced
Westside Investment Management, Inc.1,336$83.9K0.01%00.0%Unchanged
True Wealth Design, LLC1,355$85.0K0.02%+1,164+609.4%Added
Abound Wealth Management1,374$86.2K0.02%−35−2.5%Reduced
Clayton Financial Group LLC1,448$90.9K0.05%00.0%Unchanged
St Germain D J Co Inc1,485$93.2K0.00%00.0%Unchanged
Bayban1,501$94.2K0.08%00.0%Unchanged
Quent Capital, LLC1,502$94.3K0.01%−1,541−50.6%Reduced
Washington Trust Advisors, Inc.1,508$94.6K0.01%+46+3.1%Added
Bay Harbor Wealth Management, LLC1,596$100.1K0.03%+1,513+1,822.9%Added
Wall Street Financial Group, Inc.1,612$101.2K0.06%+1,612New
1015 Capital Partners, LLC1,622$101.8K0.10%−210−11.5%Reduced
Owl Creek Wealth Partners LLC1,690$106.0K0.04%+1,690New
Beacon Investment Advisory Services, Inc.1,696$106.4K0.00%−1,723−50.4%Reduced
Operose Advisors LLC1,702$106.8K0.02%+30+1.8%Added
Opal Wealth Advisors, LLC1,718$107.8K0.02%+1,718New
Greykasell Wealth Strategies, Inc.1,732$108.7K0.04%−127−6.8%Reduced
Webster Bank, N. A.1,746$109.6K0.01%00.0%Unchanged
Dynamic Wealth Strategies, LLC1,775$111.4K0.06%00.0%Unchanged
Eurizon SLJ Capital Ltd1,787$112.1K0.05%+1,787New
Anchor Investment Management, LLC1,795$112.6K0.01%−8,291−82.2%Reduced
New Age Alpha Advisors, LLC1,795$112.6K0.01%+1,425+385.1%Added
Rosenberg Matthew Hamilton1,803$113.1K0.02%−113−5.9%Reduced
Silver Grove Financial Group, Inc.1,836$115.2K0.09%+1,836New
Monetary Management Group Inc1,860$116.7K0.03%−2,400−56.3%Reduced
Core Alternative Capital1,885$118.3K0.03%+338+21.8%Added
Hilltop National Bank1,898$119.1K0.03%−18−0.9%Reduced
Sunbelt Securities, Inc.1,901$119.3K0.01%+490+34.7%Added