Skip to main content

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; 1,485 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 2021

Institutional positions in Boston Scientific Corp as of Jun 30, 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
873
+44 vs. Q1 2021
Shares held
1.29B
−401.8K (0.0%) vs. Q1 2021
Total value
$55.3B
+$5.56B (+11.2%) vs. Q1 2021
New holders
103
306 more added
Sold out
59
310 more reduced

7 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2021: 873 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: 1,485 institutions
Value heldQ2 2021: $55.3B
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 20261,485$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 2021

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q1 2021.

Institutions holding BSX in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.117,842,643$5.04B0.14%−12,894,246−9.9%Reduced
Vanguard Group Inc110,135,093$4.71B0.12%+305,405+0.3%Added
FMR LLC103,305,355$4.42B0.35%+17,054,254+19.8%Added
Wellington Management Group LLP88,954,236$3.80B0.63%−1,666,288−1.8%Reduced
Massachusetts Financial Services Co84,423,300$3.61B1.05%+1,763,829+2.1%Added
State Street Corp61,872,452$2.65B0.14%−1,764,199−2.8%Reduced
Janus Henderson Group PLC51,785,275$2.21B0.95%+822,650+1.6%Added
Primecap Management Co40,020,445$1.71B1.15%−991,895−2.4%Reduced
JPMorgan Chase & Co39,569,423$1.69B0.22%−800,780−2.0%Reduced
Bollard Group LLC29,784,992$1.27B40.38%−1,590,099−5.1%Reduced
Artisan Partners Limited Partnership22,501,033$962.1M1.15%−721,794−3.1%Reduced
Geode Capital Management, LLC21,212,340$904.1M0.12%+529,430+2.6%Added
Goldman Sachs Group Inc15,401,545$658.6M0.18%−1,188,807−7.2%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main15,395,194$658.3M1.09%+1,053,304+7.3%Added
Parnassus Investments15,112,760$646.2M1.41%+6,259,424+70.7%Added
Bank of New York Mellon Corp14,855,999$635.2M0.12%+160,777+1.1%Added
Norges Bank14,176,811$606.2M0.13%−508,028−3.5%Reduced
Northern Trust Corp14,011,417$599.1M0.11%−301,099−2.1%Reduced
Viking Global Investors LPSuperinvestorViking Global Investors13,315,816$569.4M1.73%−4,580,286−25.6%Reduced
Vontobel Asset Management Inc12,549,562$554.7M2.85%−1,045,307−7.7%Reduced
Farallon Capital Management, L.L.C.12,716,619$543.8M2.62%−106,250−0.8%Reduced
Bank of America Corp10,858,065$464.3M0.05%−704,195−6.1%Reduced
Nuveen Asset Management, LLC10,486,577$448.4M0.13%−3,580,303−25.5%Reduced
Legal & General Group Plc9,723,199$415.8M0.14%+541,219+5.9%Added
Lazard Asset Management LLC9,708,382$415.1M0.47%−123,618−1.3%Reduced
Standard Life Aberdeen plc9,444,705$403.9M0.88%−327,487−3.4%Reduced
Newport Trust Co7,894,739$337.6M0.85%−443,601−5.3%Reduced
Wells Fargo & Company7,511,874$321.2M0.07%+451,146+6.4%Added
Invesco Ltd.7,281,032$311.3M0.08%+125,890+1.8%Added
OrbiMed Advisors LLC6,920,600$295.9M3.02%00.0%Unchanged
UBS Asset Management Americas Inc6,719,082$287.3M0.12%−1,480,581−18.1%Reduced
Canada Pension Plan Investment Board6,668,789$285.2M0.34%+168,968+2.6%Added
Charles Schwab Investment Management Inc6,650,700$284.4M0.09%+165,670+2.6%Added
Amundi6,285,322$268.8M0.19%+6,285,322New
Price T Rowe Associates Inc6,225,607$266.2M0.02%−289,028−4.4%Reduced
Ownership Capital B.V.6,145,918$262.8M3.06%+150,385+2.5%Added
Neuberger Berman Group LLC6,151,226$262.5M0.23%−150,719−2.4%Reduced
Marshall Wace North America L.P.5,859,855$250.6M1.05%+1,089,462+22.8%Added
Swiss National Bank5,778,580$247.1M0.15%+49,555+0.9%Added
Two Sigma Advisers, LP5,598,560$239.4M0.63%+4,426,900+377.8%Added
Citadel Advisors LLC5,480,877$234.4M0.24%+4,646,664+557.0%Added
SEI Investments Co4,700,449$201.0M0.45%−181,448−3.7%Reduced
Morgan Stanley4,607,695$197.0M0.03%+476,827+11.5%Added
Jarislowsky, Fraser Ltd4,503,679$192.6M0.90%−1,4370.0%Reduced
Two Sigma Investments, LP4,472,883$191.3M0.51%+3,904,441+686.9%Added
Sumitomo Mitsui Trust Holdings, Inc.4,303,552$184.0M0.11%−271,292−5.9%Reduced
UBS Group AG4,273,523$182.7M0.08%+897,913+26.6%Added
Eaton Vance Management4,121,508$176.2M0.24%−403,501−8.9%Reduced
Pictet Asset Management Ltd4,094,884$175.1M0.19%+57,138+1.4%Added
FIL Ltd4,030,197$172.3M0.18%+657,880+19.5%Added
Parametric Portfolio Associates LLC3,771,353$161.3M0.09%+122,075+3.3%Added
Caisse de Depot Et Placement du Quebec3,745,400$160.2M0.35%−1,036,824−21.7%Reduced
DSM Capital Partners LLC3,624,745$155.0M1.49%+465,847+14.7%Added
Prudential Financial Inc3,497,858$149.6M0.21%+1,986,615+131.5%Added
Assenagon Asset Management S.A.3,495,435$149.5M0.64%+101,710+3.0%Added
California Public Employees Retirement System3,186,649$136.3M0.10%+184,677+6.2%Added
New York State Common Retirement Fund3,169,576$135.5M0.14%+24,385+0.8%Added
Fisher Asset Management, LLC3,148,443$134.6M0.08%+118,503+3.9%Added
Deutsche Bank AG3,035,500$129.8M0.06%+293,801+10.7%Added
Dimensional Fund Advisors LP2,967,826$126.9M0.04%−14,210−0.5%Reduced
Royal Bank of Canada2,692,404$115.1M0.03%+749,112+38.5%Added
Holocene Advisors, LP2,642,445$113.0M0.69%−2,329,494−46.9%Reduced
Citigroup Inc2,640,983$112.9M0.10%+891,705+51.0%Added
TCW Group Inc2,624,248$112.2M0.97%−81,141−3.0%Reduced
Rhumbline Advisers2,550,494$109.1M0.14%−124,331−4.6%Reduced
California State Teachers Retirement System2,497,977$106.8M0.13%−111,816−4.3%Reduced
State of Wisconsin Investment Board2,396,101$102.5M0.21%−339,711−12.4%Reduced
Boston Partners2,379,690$101.8M0.13%+34,868+1.5%Added
Raymond James & Associates2,344,413$100.2M0.09%+334,503+16.6%Added
Bellevue Group AG2,326,787$99.5M0.97%00.0%Unchanged
Glenview Capital Management, LLC2,323,016$99.3M1.64%−874,950−27.4%Reduced
Barclays PLC2,117,551$90.5M0.07%+523,967+32.9%Added
KBC Group NV2,100,381$89.8M0.32%+471,306+28.9%Added
Ameriprise Financial Inc2,081,819$89.0M0.03%+270,550+14.9%Added
National Pension Service2,011,212$86.0M0.16%+21,767+1.1%Added
Hotchkis & Wiley Capital Management LLC1,963,400$84.0M0.26%−22,900−1.2%Reduced
Public Employees Retirement Association of Colorado1,956,295$83.7M0.36%−23,101−1.2%Reduced
Credit Suisse AG1,854,274$80.2M0.06%−459,523−19.9%Reduced
Westfield Capital Management Co LP1,839,743$78.7M0.47%−1,231,876−40.1%Reduced
Korea Investment CORP1,821,612$77.9M0.22%−37,032−2.0%Reduced
Tesco Pension Investment Ltd1,808,744$77.3M1.37%−907,535−33.4%Reduced
Alliancebernstein L.P.1,801,001$77.0M0.03%−281,324−13.5%Reduced
Manufacturers Life Insurance Company, The1,785,080$76.3M0.06%−249,381−12.3%Reduced
Ci Investments Inc.1,779,687$76.1M0.28%−1,476,019−45.3%Reduced
Bank of Montreal1,729,423$74.8M0.04%+481,644+38.6%Added
Adage Capital Partners GP, L.L.C.1,740,916$74.4M0.15%+172,900+11.0%Added
Balyasny Asset Management LLC1,731,976$74.1M0.41%+1,731,976New
State Board of Administration of Florida Retirement System1,728,274$73.9M0.14%−21,062−1.2%Reduced
Locust Wood Capital Advisers, LLC1,710,034$73.1M4.63%+1,452+0.1%Added
Principal Financial Group Inc1,708,374$73.0M0.05%+32,728+2.0%Added
Anchor Capital Advisors LLC1,610,840$68.9M1.39%+12,349+0.8%Added
New York State Teachers Retirement System1,586,209$67.8M0.14%−115,782−6.8%Reduced
Bridgewater Associates, LP1,572,870$67.3M0.43%+597,739+61.3%Added
AXA S.A.1,514,890$64.8M0.18%−86,812−5.4%Reduced
Mirae Asset Global Investments Co., Ltd.1,482,321$63.4M0.18%+170,261+13.0%Added
Retirement Systems of Alabama1,466,770$62.7M0.23%−8,814−0.6%Reduced
Man Group plc1,403,300$60.0M0.21%+1,214,482+643.2%Added
HSBC Holdings PLC1,387,196$59.5M0.07%+29,234+2.2%Added
Stifel Financial Corp1,378,754$59.0M0.09%+24,352+1.8%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,343,734$57.5M0.20%+262,500+24.3%Added