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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 2021

Institutional positions in Boston Scientific Corp as of Mar 31, 2021. 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
836
No complete 13F data for Q4 2020
Shares held
1.30B
No complete 13F data for Q4 2020
Total value
$49.9B
No complete 13F data for Q4 2020

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 2021: 836 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 2021: $49.9B
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 2021

Shares, value and share of portfolio for each institution holding Boston Scientific Corp.

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding BSX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
MUFG Americas Holdings Corp203,045$7.85M0.15%––
ProShare Advisors LLC204,590$7.91M0.02%––
LPL Financial LLC209,904$8.11M0.01%––
Alberta Investment Management Corp215,300$8.32M0.07%––
Majedie Asset Management Ltd217,587$8.41M0.61%––
State of Alaska, Department of Revenue222,092$8.58M0.09%––
Sivik Global Healthcare LLC225,000$8.70M3.17%––
Connor, Clark & Lunn Investment Management Ltd.227,304$8.79M0.05%––
Cannell Peter B & Co Inc231,662$8.95M0.28%––
Heritage Investors Management Corp233,263$9.02M0.40%––
WCM Investment Management, LLC233,535$9.03M0.02%––
US Bancorp234,535$9.06M0.02%––
Texas Permanent School Fund236,641$9.15M0.11%––
Edgestream Partners, L.P.238,749$9.23M0.52%––
Northstar Asset Management Inc245,936$9.51M3.00%––
Mackay Shields LLC250,050$9.66M0.07%––
RiverFront Investment Group, LLC250,876$9.70M0.20%––
Palladium Partners LLC253,161$9.79M0.49%––
Forsta Ap-Fonden255,800$9.89M0.14%––
Swedbank AB256,492$9.91M0.02%––
Kiwi Wealth Investments Limited Partnership263,436$10.2M0.59%––
Bank Julius Baer & Co. Ltd, Zurich263,937$10.2M0.08%––
Comerica Bank238,999$10.2M0.06%––
Bank of Nova Scotia270,793$10.5M0.02%––
Utah Retirement Systems274,390$10.6M0.15%––
Nisa Investment Advisors, LLC321,463$12.4M0.08%––
Nicola Wealth Management Ltd.325,600$12.6M1.41%––
NN Investment Partners Holdings N.V.328,930$12.7M0.07%––
TPI Fund Managers Ltd329,822$12.7M1.99%––
Gulf International Bank (UK) Ltd331,979$12.8M0.18%––
MetLife Investment Management337,709$13.1M0.12%––
Skandinaviska Enskilda Banken AB (publ)340,940$13.2M0.09%––
State of Michigan Retirement System355,665$13.7M0.09%––
Handelsbanken Fonder AB355,886$13.8M0.08%––
Private Wealth Partners, LLC358,189$13.8M1.47%––
Zurcher Kantonalbank (Zurich Cantonalbank)361,380$14.0M0.08%––
Healthcare of Ontario Pension Plan Trust Fund362,535$14.0M0.04%––
NS Partners Ltd373,135$14.4M0.84%––
Sector Gamma AS381,536$14.7M2.70%––
Lockheed Martin Investment Management Co388,782$15.0M0.77%––
British Columbia Investment Management Corp389,828$15.1M0.11%––
Criteria Caixa, S.A.U.390,196$15.1M2.44%––
Putnam Investments LLC395,323$15.3M0.03%––
MAI Capital Management397,471$15.4M0.35%––
Raymond James Financial Services Advisors, Inc.399,302$15.4M0.03%––
Welch & Forbes LLC399,320$15.4M0.29%––
Russell Investments Group, Ltd.400,891$15.5M0.03%––
Nexus Investment Management ULC401,475$15.5M1.77%––
Arizona State Retirement System403,521$15.6M0.14%––
Cinctive Capital Management LP406,374$15.7M1.00%––
BNP Paribas Arbitrage, SA406,397$15.7M0.03%––
Victory Capital Management Inc408,161$15.8M0.02%––
Marshall Wace, LLP409,374$15.8M0.08%––
Banque Pictet & Cie SA413,717$16.0M0.20%––
American International Group, Inc.419,286$16.2M0.07%––
Worldquant Millennium Advisors LLC425,095$16.4M0.35%––
Schroder Investment Management Group425,673$16.5M0.02%––
Guggenheim Capital LLC428,671$16.6M0.11%––
1832 Asset Management L.P.432,737$16.9M0.04%––
Associated Banc-Corp533,078$17.4M1.08%––
Fred Alger Management, LLC455,125$17.6M0.05%––
Manning & Napier Group, LLC460,599$17.8M0.15%––
Susquehanna International Group, LLP484,910$18.7M0.02%––
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund491,485$19.0M0.17%––
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.494,091$19.1M0.13%––
Jane Street Group, LLC501,033$19.4M0.05%––
Cullen/Frost Bankers, Inc.506,632$19.6M0.43%––
Atalanta Sosnoff Capital, LLC517,155$20.0M0.49%––
Fifth Third Bancorp517,218$20.0M0.09%––
TD Asset Management Inc524,011$20.3M0.02%––
Westpac Banking Corp527,697$20.4M0.23%––
Voya Investment Management LLC529,318$20.5M0.04%––
Royal London Asset Management Ltd534,735$20.7M0.09%––
Tiaa, FSB534,835$20.7M0.07%––
Moore Capital Management, LP556,409$21.5M0.42%––
Two Sigma Investments, LP568,442$22.0M0.07%––
ZWJ Investment Counsel Inc573,047$22.1M1.36%––
DekaBank Deutsche Girozentrale574,970$22.3M0.07%––
Natixis Advisors, L.P.578,880$22.4M0.12%––
Kornitzer Capital Management Inc582,650$22.5M0.36%––
Vontobel Holding Ltd.590,262$22.8M0.17%––
Northwestern Mutual Wealth Management Co592,286$22.9M0.05%––
First Republic Investment Management, Inc.595,552$23.0M0.07%––
Millennium Management LLC615,955$23.8M0.03%––
Treasurer of the State of North Carolina617,144$23.9M0.15%––
American Century Companies Inc624,299$24.1M0.02%––
First Manhattan Co624,992$24.2M0.10%––
Fir Tree Capital Management LP626,024$24.2M1.01%––
AMP Capital Investors Ltd640,233$24.8M0.12%––
Schonfeld Strategic Advisors LLC643,767$24.9M0.33%––
Samlyn Capital, LLC654,428$25.3M0.38%––
Macquarie Group Ltd654,868$25.3M0.04%––
Robeco Schweiz AG657,965$25.4M0.39%––
Partners Capital Investment Group, LLP658,698$25.5M1.12%––
Pictet & Cie (Europe) SA665,461$25.7M1.03%––
Rhenman & Partners Asset Management AB670,000$25.9M1.81%––
Taurus Asset Management, LLC675,963$26.1M3.02%––
Asset Management One Co.,Ltd.702,367$27.1M0.11%––
Teachers Retirement System of the State of Kentucky709,534$27.4M0.27%––
Sirios Capital Management L P714,854$27.6M2.33%––