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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, Q4 2021

Institutional positions in Boston Scientific Corp as of Dec 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
892
+25 vs. Q3 2021
Shares held
1.29B
−6.58M (−0.5%) vs. Q3 2021
Total value
$54.8B
−$1.43B (−2.5%) vs. Q3 2021
New holders
122
290 more added
Sold out
97
322 more reduced

17 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 892 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 heldQ4 2021: $54.8B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q3 2021.

Institutions holding BSX in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Nicola Wealth Management Ltd.342,600$14.6M1.37%+55,000+19.1%Added
Moore Capital Management, LP344,142$14.6M0.37%+344,142New
Sirios Capital Management L P347,791$14.8M1.69%−107,539−23.6%Reduced
NS Partners Ltd352,435$15.0M0.70%+202+0.1%Added
State of Michigan Retirement System358,765$15.2M0.08%+1,200+0.3%Added
Private Wealth Partners, LLC360,948$15.3M1.30%−714−0.2%Reduced
Banque Pictet & Cie SA377,546$16.0M0.12%+44,147+13.2%Added
Amalgamated Bank383,205$16.3M0.12%−1,910−0.5%Reduced
Arizona State Retirement System389,965$16.6M0.13%−6,273−1.6%Reduced
Nexus Investment Management ULC394,634$16.8M1.71%−9,300−2.3%Reduced
Bank of Nova Scotia395,973$16.8M0.02%+79,992+25.3%Added
Guggenheim Capital LLC397,373$16.9M0.09%−22,837−5.4%Reduced
Teacher Retirement System of Texas402,607$17.1M0.08%−40,508−9.1%Reduced
Samlyn Capital, LLC403,366$17.1M0.26%+25,684+6.8%Added
American International Group, Inc.405,669$17.2M0.09%−3,670−0.9%Reduced
Handelsbanken Fonder AB406,710$17.3M0.09%−7,649−1.8%Reduced
Associated Banc-Corp424,957$18.1M0.66%−5,287−1.2%Reduced
Cullen/Frost Bankers, Inc.427,367$18.2M0.35%−32,582−7.1%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund437,585$18.6M0.16%−8,300−1.9%Reduced
Manning & Napier Group, LLC443,583$18.8M0.16%−880−0.2%Reduced
Aviva PLC444,319$18.9M0.08%−527,842−54.3%Reduced
Gradient Investments LLC446,004$18.9M0.48%+114,044+34.4%Added
MAI Capital Management453,029$19.2M0.31%+2,753+0.6%Added
Westpac Banking Corp455,761$19.4M0.20%−106,729−19.0%Reduced
Royal London Asset Management Ltd469,035$19.9M0.07%−29,482−5.9%Reduced
Susquehanna International Group, LLP469,603$19.9M0.03%+176,927+60.5%Added
Victory Capital Management Inc489,715$20.8M0.02%−1240.0%Reduced
Sector Gamma AS499,530$21.2M4.99%−103,152−17.1%Reduced
Man Group plc504,722$21.4M0.07%−661,696−56.7%Reduced
Criteria Caixa, S.A.U.508,398$21.6M2.71%+87,202+20.7%Added
DekaBank Deutsche Girozentrale505,528$21.7M0.05%+67,885+15.5%Added
Osterweis Capital Management Inc522,560$22.2M1.11%+20,790+4.1%Added
BNP Paribas Arbitrage, SA529,722$22.5M0.05%−655,307−55.3%Reduced
Tekla Capital Management LLC536,042$22.8M0.73%+350,111+188.3%Added
Envestnet Asset Management Inc541,924$23.0M0.01%+83,094+18.1%Added
TD Asset Management Inc552,858$23.5M0.02%+11,643+2.2%Added
Teachers Retirement System of the State of Kentucky557,798$23.7M0.21%−3,736−0.7%Reduced
Vontobel Holding Ltd.556,716$23.9M0.20%+53,470+10.6%Added
Taurus Asset Management, LLC567,172$24.1M2.27%+5,625+1.0%Added
Kornitzer Capital Management Inc581,900$24.7M0.37%−2250.0%Reduced
Inverness Counsel LLC582,007$24.7M0.91%−731,513−55.7%Reduced
Nomura Asset Management Co Ltd585,102$24.9M0.13%+26,205+4.7%Added
Schroder Investment Management Group589,356$25.0M0.03%+58,142+10.9%Added
Natixis Advisors, L.P.594,907$25.3M0.10%+13,272+2.3%Added
ZWJ Investment Counsel Inc609,392$25.9M1.32%+14,200+2.4%Added
Treasurer of the State of North Carolina622,564$26.4M0.14%+2,650+0.4%Added
First Manhattan Co624,992$26.5M0.09%00.0%Unchanged
American Century Companies Inc644,501$27.4M0.02%+6,313+1.0%Added
Macquarie Group Ltd655,754$27.9M0.02%−4,560−0.7%Reduced
Epoch Investment Partners, Inc.674,437$28.6M0.15%+674,437New
Asset Management One Co.,Ltd.670,065$28.9M0.10%−4,383−0.6%Reduced
Northwestern Mutual Wealth Management Co701,344$29.8M0.05%+30,365+4.5%Added
Gateway Investment Advisers LLC702,524$29.8M0.28%−1,719−0.2%Reduced
Russell Investments Group, Ltd.704,708$29.9M0.05%−211,062−23.0%Reduced
Mitsubishi UFJ Trust & Banking Corp705,001$29.9M0.06%−22,893−3.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.696,436$30.0M0.12%+83,798+13.7%Added
Robeco Schweiz AG707,036$30.0M0.39%00.0%Unchanged
Tocqueville Asset Management L.P.744,101$31.6M0.43%+4,475+0.6%Added
Artemis Investment Management LLP758,544$32.2M0.23%−105,922−12.3%Reduced
Storebrand Asset Management AS771,832$32.8M0.15%+49,987+6.9%Added
DnB Asset Management AS774,218$32.9M0.19%+14,345+1.9%Added
Hardman Johnston Global Advisors LLC801,420$34.0M0.92%+3,650+0.5%Added
State of New Jersey Common Pension Fund D815,767$34.7M0.10%−13,638−1.6%Reduced
Chevy Chase Trust Holdings, Inc.857,598$36.4M0.12%−19,972−2.3%Reduced
Public Employees Retirement System of Ohio858,911$36.5M0.12%−27,043−3.1%Reduced
First Republic Investment Management, Inc.860,492$36.6M0.08%+25,047+3.0%Added
Toronto Dominion Bank868,363$36.9M0.05%−421,886−32.7%Reduced
Factory Mutual Insurance Co927,100$38.6M0.56%−298,801−24.4%Reduced
Rhenman & Partners Asset Management AB910,000$39.1M2.60%+340,000+59.6%Added
Diamond Hill Capital Management Inc936,745$39.8M0.14%−31,098−3.2%Reduced
1832 Asset Management L.P.921,855$39.9M0.07%+521,899+130.5%Added
Magnetar Financial LLC1,014,544$43.1M0.43%+408,492+67.4%Added
Robeco Institutional Asset Management B.V.1,016,138$43.2M0.09%+376,019+58.7%Added
Great Lakes Advisors, LLC1,027,790$43.7M0.66%+28,812+2.9%Added
Great West Life Assurance Co1,031,272$43.7M0.09%+26,784+2.7%Added
State of Tennessee, Treasury Department1,056,750$44.9M0.17%+66,665+6.7%Added
Allianz Asset Management GmbH1,067,396$45.4M0.03%−8,511−0.8%Reduced
STRS Ohio1,070,048$45.5M0.16%+11,394+1.1%Added
Glenview Capital Management, LLC1,098,684$46.7M1.01%−964,613−46.8%Reduced
Atalanta Sosnoff Capital, LLC1,116,059$47.4M1.02%−298,613−21.1%Reduced
Calamos Advisors LLC1,116,571$47.4M0.19%+21,444+2.0%Added
Nicholas Company, Inc.1,122,250$47.7M0.78%+2700.0%Added
Putnam Investments LLC1,132,206$48.1M0.07%+35,832+3.3%Added
Prio Wealth Limited Partnership1,160,036$49.3M1.51%+7,815+0.7%Added
HSBC Holdings PLC1,234,596$52.9M0.06%−114,207−8.5%Reduced
HealthCor Management, L.P.1,263,670$53.7M2.97%−444,011−26.0%Reduced
Jupiter Asset Management Ltd1,267,467$54.5M0.60%+1,267,467New
Adage Capital Partners GP, L.L.C.1,318,416$56.0M0.10%−200,600−13.2%Reduced
Retirement Systems of Alabama1,419,170$60.3M0.21%−16,794−1.2%Reduced
D. E. Shaw & Co., Inc.1,456,615$61.9M0.08%+1,138,662+358.1%Added
Stifel Financial Corp1,462,164$62.1M0.08%+44,336+3.1%Added
New York State Teachers Retirement System1,551,636$65.9M0.13%−5,054−0.3%Reduced
Anchor Capital Advisors LLC1,577,751$67.0M1.33%−3,820−0.2%Reduced
RE Advisers Corp1,579,126$67.1M1.54%+291,900+22.7%Added
Korea Investment CORP1,614,352$68.6M0.18%−205,155−11.3%Reduced
Manufacturers Life Insurance Company, The1,635,798$69.5M0.04%+273,082+20.0%Added
Voya Investment Management LLC1,647,245$70.0M0.13%+1,159,571+237.8%Added
Principal Financial Group Inc1,674,767$71.1M0.04%−34,495−2.0%Reduced
State Board of Administration of Florida Retirement System1,676,331$71.2M0.13%−6,454−0.4%Reduced
Alliancebernstein L.P.1,707,140$72.5M0.03%−177,432−9.4%Reduced