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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; 1,485 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, Q1 2025

Institutional positions in Boston Scientific Corp as of Mar 31, 2025. 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
1,649
+157 vs. Q4 2024
Shares held
1.34B
+12.7M (+1.0%) vs. Q4 2024
Total value
$135.2B
+$16.5B (+13.9%) vs. Q4 2024
New holders
231
668 more added
Sold out
74
555 more reduced

28 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 1,649 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 heldQ1 2025: $135.2B
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 20261,485$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, Q1 2025

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q4 2024.

Institutions holding BSX in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.141,671,066$14.3B0.30%+2,644,628+1.9%Added
Vanguard Group Inc134,588,729$13.6B0.25%+1,697,945+1.3%Added
FMR LLC128,597,214$13.0B0.83%−3,845,669−2.9%Reduced
State Street Corp64,478,485$6.50B0.27%+514,793+0.8%Added
Primecap Management Co36,496,946$3.68B3.04%−432,720−1.2%Reduced
Wellington Management Group LLP33,197,842$3.35B0.64%−2,967,557−8.2%Reduced
Geode Capital Management, LLC31,802,380$3.20B0.25%+1,176,210+3.8%Added
Bank of America Corp31,557,054$3.18B0.28%+4,078,325+14.8%Added
JPMorgan Chase & Co31,522,514$3.18B0.24%+5,278,861+20.1%Added
Capital World Investors28,558,721$2.88B0.47%+658,818+2.4%Added
Bollard Group LLC20,490,826$2.07B54.28%−242,400−1.2%Reduced
Norges Bank19,969,664$2.01B0.28%+236,991+1.2%Added
Morgan Stanley19,036,916$1.92B0.14%−1,443,859−7.0%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main17,744,264$1.79B2.08%−4,568,703−20.5%Reduced
Invesco Ltd.16,624,940$1.68B0.32%+834,274+5.3%Added
Massachusetts Financial Services Co16,521,619$1.67B0.55%−3,138,336−16.0%Reduced
Northern Trust Corp14,302,624$1.44B0.21%−293,003−2.0%Reduced
Goldman Sachs Group Inc13,929,832$1.41B0.27%+1,044,524+8.1%Added
Janus Henderson Group PLC13,989,921$1.39B0.76%−987,895−6.6%Reduced
Amundi12,308,715$1.21B0.44%+311,034+2.6%Added
Bank of New York Mellon Corp11,754,392$1.19B0.23%−701,803−5.6%Reduced
UBS Asset Management Americas Inc11,299,942$1.14B0.29%+460,580+4.2%Added
Legal & General Group Plc10,868,084$1.10B0.30%+129,278+1.2%Added
Price T Rowe Associates Inc10,610,487$1.07B0.13%+1,664,108+18.6%Added
Artisan Partners Limited Partnership9,659,288$974.4M1.58%−1,572,974−14.0%Reduced
UBS Group AG9,280,167$936.2M0.21%+16,536+0.2%Added
Charles Schwab Investment Management Inc8,576,214$865.2M0.16%+101,183+1.2%Added
Marshall Wace, LLP7,948,162$801.8M1.07%−917,681−10.4%Reduced
Ameriprise Financial Inc7,851,703$792.2M0.21%−254,065−3.1%Reduced
Millennium Management LLC8,344,156$791.3M0.77%−784,572−8.6%Reduced
Franklin Resources Inc7,449,414$751.5M0.22%−9,090,074−55.0%Reduced
Schroder Investment Management Group7,422,182$748.7M0.76%−59,880−0.8%Reduced
Fisher Asset Management, LLC6,765,550$682.5M0.30%+964,638+16.6%Added
Arrowstreet Capital, Limited Partnership6,754,655$681.4M0.55%+1,162,697+20.8%Added
Nuveen, LLC6,995,357$678.8M0.21%+6,995,357New
Lazard Asset Management LLC6,260,560$631.6M0.97%−217,673−3.4%Reduced
Canada Pension Plan Investment Board6,235,563$629.0M0.61%−1,053,385−14.5%Reduced
Capital Research Global Investors5,943,966$599.6M0.13%+1,648,607+38.4%Added
FIL Ltd5,714,603$576.5M0.55%−2,180,958−27.6%Reduced
Barclays PLC5,535,753$558.4M0.25%+1,121,449+25.4%Added
Deutsche Bank AG5,465,567$551.4M0.22%+26,724+0.5%Added
Citadel Advisors LLC5,433,555$548.1M0.54%+502,103+10.2%Added
Royal Bank of Canada5,012,262$505.6M0.11%−763,662−13.2%Reduced
Axiom Investors LLC4,759,258$480.1M4.61%+1,006,828+26.8%Added
Agf Management Ltd4,747,292$478.9M2.53%−49,829−1.0%Reduced
Dimensional Fund Advisors LP4,661,316$470.2M0.12%−253,126−5.2%Reduced
Pictet Asset Management Holding SA4,464,372$450.2M0.50%+847,477+23.4%Added
Vontobel Holding Ltd.4,270,166$430.8M1.57%−1,348,304−24.0%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.4,208,488$424.4M1.14%−47,065−1.1%Reduced
Two Sigma Advisers, LP4,205,960$424.3M0.96%+3,450,700+456.9%Added
Swiss National Bank4,156,800$419.3M0.30%−3,400−0.1%Reduced
Voya Investment Management LLC3,956,684$398.9M0.44%−636,094−13.8%Reduced
Neuberger Berman Group LLC3,916,941$395.1M0.33%−104,504−2.6%Reduced
American Century Companies Inc3,887,378$392.2M0.24%−601,445−13.4%Reduced
Ninety One UK Ltd3,855,804$389.0M1.08%+232,997+6.4%Added
D. E. Shaw & Co., Inc.3,839,144$387.3M0.46%+3,075,641+402.8%Added
Farallon Capital Management, L.L.C.3,762,757$379.6M2.05%−1,260,200−25.1%Reduced
California Public Employees Retirement System3,562,353$359.4M0.25%−56,759−1.6%Reduced
Wells Fargo & Company3,558,558$359.0M0.09%+366,749+11.5%Added
National Pension Service3,523,142$355.4M0.34%+172,938+5.2%Added
Sumitomo Mitsui Trust Holdings, Inc.3,495,130$352.6M0.25%+28,764+0.8%Added
SEI Investments Co3,259,604$328.8M0.42%−357,675−9.9%Reduced
BNP Paribas Arbitrage, SA3,204,224$323.2M0.25%+452,195+16.4%Added
Alliancebernstein L.P.3,036,935$306.4M0.11%+1,189,016+64.3%Added
HSBC Holdings PLC3,028,642$305.0M0.20%−43,781−1.4%Reduced
Qube Research & Technologies Ltd2,960,133$298.6M0.46%+1,915,075+183.3%Added
Citigroup Inc2,887,969$291.3M0.22%−249,976−8.0%Reduced
AustralianSuper Pty Ltd2,821,597$284.6M1.61%+235,322+9.1%Added
Standard Life Aberdeen plc2,834,977$284.0M0.55%+213,753+8.2%Added
OrbiMed Advisors LLC2,813,200$283.8M6.82%−347,100−11.0%Reduced
Rhumbline Advisers2,796,444$282.1M0.26%+55,006+2.0%Added
Envestnet Asset Management Inc2,790,965$281.6M0.09%+349,246+14.3%Added
Alecta Pensionsforsakring, Omsesidigt2,743,100$276.7M1.55%00.0%Unchanged
Handelsbanken Fonder AB2,662,303$268.6M1.11%+106,847+4.2%Added
Winslow Capital Management, LLC2,658,340$268.2M1.07%−475,732−15.2%Reduced
SurgoCap Partners LP2,649,969$267.3M13.21%+2,649,969New
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.2,631,512$265.5M0.24%+295,658+12.7%Added
Adage Capital Partners GP, L.L.C.2,592,113$261.5M0.48%−28,259−1.1%Reduced
Assenagon Asset Management S.A.2,485,696$250.8M0.45%+1,536,663+161.9%Added
Two Sigma Investments, LP2,440,747$246.2M0.54%+1,698,900+229.0%Added
Robeco Institutional Asset Management B.V.2,389,578$241.1M0.47%+467,277+24.3%Added
Viking Global Investors LPSuperinvestorViking Global Investors2,376,764$239.8M0.76%+204,556+9.4%Added
Rathbone Brothers plc2,339,391$236.0M1.14%−56,187−2.3%Reduced
California State Teachers Retirement System2,338,562$235.9M0.29%−10,373−0.4%Reduced
Jarislowsky, Fraser Ltd2,271,539$229.2M1.44%−247,733−9.8%Reduced
KBC Group NV2,243,113$226.3M0.70%−137,408−5.8%Reduced
AXA S.A.2,194,616$221.4M0.73%+221,871+11.2%Added
Raymond James Financial Inc2,177,337$219.6M0.08%+41,422+1.9%Added
Natixis Advisors, L.P.2,166,415$218.5M0.40%+136,346+6.7%Added
Unisphere Establishment2,166,400$218.5M1.91%−225,000−9.4%Reduced
TD Asset Management Inc2,160,924$218.0M0.20%−128,867−5.6%Reduced
Bank of Montreal2,133,741$215.3M0.11%−242,939−10.2%Reduced
New York State Common Retirement Fund2,103,928$212.2M0.31%−33,043−1.5%Reduced
Great Lakes Advisors, LLC2,068,203$208.8M1.87%−143,586−6.5%Reduced
Caisse de Depot Et Placement du Quebec2,056,096$207.4M0.44%+223,502+12.2%Added
Worldquant Millennium Advisors LLC2,008,705$202.6M1.28%+643,264+47.1%Added
Macquarie Group Ltd2,006,742$202.4M0.25%+83,337+4.3%Added
Stifel Financial Corp1,987,385$200.5M0.21%−15,813−0.8%Reduced
Bellevue Group AG1,951,020$196.8M4.41%−184,275−8.6%Reduced
Principal Financial Group Inc1,886,837$190.3M0.11%−106,607−5.3%Reduced