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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, Q2 2023

Institutional positions in Boston Scientific Corp as of Jun 30, 2023. 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
1,069
+70 vs. Q1 2023
Shares held
1.32B
+11.1M (+0.8%) vs. Q1 2023
Total value
$71.6B
+$5.88B (+8.9%) vs. Q1 2023
New holders
134
401 more added
Sold out
64
360 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 1,069 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 heldQ2 2023: $71.6B
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, Q2 2023

Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q1 2023.

Institutions holding BSX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Korea Investment CORP1,531,546$82.8M0.23%+99,672+7.0%Added
Franklin Resources Inc1,473,923$79.7M0.04%+1,360,294+1,197.1%Added
Public Employees Retirement Association of Colorado1,470,598$79.5M0.38%−1,681−0.1%Reduced
New York State Teachers Retirement System1,462,258$79.1M0.18%−51,327−3.4%Reduced
Ensign Peak Advisors, Inc1,457,243$78.8M0.16%−206,574−12.4%Reduced
Mirae Asset Global Investments Co., Ltd.1,466,104$78.7M0.17%−176,117−10.7%Reduced
Zurich Insurance Group Ltd1,450,972$78.5M0.81%+1,029,864+244.6%Added
Nomura Asset Management Co Ltd1,412,774$76.4M0.35%+290,239+25.9%Added
State of Wisconsin Investment Board1,409,080$76.2M0.21%+236,265+20.1%Added
Caisse de Depot Et Placement du Quebec1,373,953$74.3M0.20%+725,016+111.7%Added
Anchor Capital Advisors LLC1,275,129$69.0M1.79%−71,881−5.3%Reduced
Toronto Dominion Bank1,218,317$65.9M0.10%−17,059−1.4%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.1,215,442$65.7M0.14%+67,321+5.9%Added
Great West Life Assurance Co1,182,484$64.3M0.15%+130,469+12.4%Added
D. E. Shaw & Co., Inc.1,165,825$63.1M0.10%+694,070+147.1%Added
Raymond James & Associates1,164,963$63.0M0.05%−150,578−11.4%Reduced
APG Asset Management N.V.1,257,336$62.3M0.13%−20,116−1.6%Reduced
TD Asset Management Inc1,142,309$61.8M0.07%+193,329+20.4%Added
Calamos Advisors LLC1,123,004$60.7M0.31%+42,983+4.0%Added
Nicholas Company, Inc.1,114,670$60.3M1.15%00.0%Unchanged
Storebrand Asset Management AS1,109,718$60.0M0.27%+166,203+17.6%Added
Jennison Associates LLC1,105,144$59.8M0.05%+23,098+2.1%Added
State of Tennessee, Treasury Department1,097,602$59.4M0.25%−159,228−12.7%Reduced
Tredje AP-fonden1,096,307$59.3M0.84%−33,160−2.9%Reduced
Skandinaviska Enskilda Banken AB (publ)1,084,819$58.7M0.38%+19,875+1.9%Added
Manufacturers Life Insurance Company, The1,069,261$57.8M0.03%−2,603−0.2%Reduced
Harvest Portfolios Group Inc.993,780$53.8M2.47%−37,081−3.6%Reduced
Magnetar Financial LLC960,314$51.9M1.14%−307,543−24.3%Reduced
Macquarie Group Ltd939,237$50.8M0.06%−197,532−17.4%Reduced
Susquehanna International Group, LLP896,843$48.5M0.08%−610,838−40.5%Reduced
Prio Wealth Limited Partnership875,245$47.3M1.69%−220,076−20.1%Reduced
Senator Investment Group LP875,000$47.3M2.15%+375,000+75.0%Added
Natixis Advisors, L.P.873,003$47.2M0.15%−159,008−15.4%Reduced
Iron Triangle Partners LP850,000$46.0M6.30%+850,000New
Renaissance Technologies LLC835,905$45.2M0.07%+835,905New
Mitsubishi UFJ Trust & Banking Corp833,742$45.1M0.10%−3520.0%Reduced
Polar Capital Holdings Plc831,093$45.0M0.31%−422,848−33.7%Reduced
Chevy Chase Trust Holdings, Inc.827,078$44.7M0.17%−5,269−0.6%Reduced
State of New Jersey Common Pension Fund D826,987$44.7M0.15%00.0%Unchanged
Public Sector Pension Investment Board824,368$44.6M0.32%+666,784+423.1%Added
Squarepoint Ops LLC794,087$43.0M0.24%+618,126+351.3%Added
Avidity Partners Management LP785,700$42.5M1.48%−64,300−7.6%Reduced
Public Employees Retirement System of Ohio781,979$42.3M0.17%−47,493−5.7%Reduced
Ci Investments Inc.777,247$42.0M0.21%−19,641−2.5%Reduced
Atalanta Sosnoff Capital, LLC763,713$41.3M1.12%−324,351−29.8%Reduced
Employees Retirement System of Texas747,000$40.4M0.55%+32,000+4.5%Added
Hardman Johnston Global Advisors LLC744,520$40.3M1.31%−71,220−8.7%Reduced
Diamond Hill Capital Management Inc728,850$39.4M0.18%−20,709−2.8%Reduced
Braidwell LP717,050$38.8M1.27%+717,050New
Twinbeech Capital LP701,082$37.9M0.75%+701,082New
Alyeska Investment Group, L.P.700,000$37.9M0.29%+700,000New
Mn Services Vermogensbeheer B.V.690,600$37.4M0.35%+690,600New
Woodline Partners LP688,386$37.2M0.44%−194,642−22.0%Reduced
Gateway Investment Advisers LLC678,303$36.7M0.43%−117,120−14.7%Reduced
Russell Investments Group, Ltd.675,950$36.6M0.07%−208,229−23.6%Reduced
Northwestern Mutual Wealth Management Co670,319$36.3M0.05%−154,043−18.7%Reduced
Asset Management One Co.,Ltd.670,022$36.2M0.15%+9,382+1.4%Added
Treasurer of the State of North Carolina666,989$36.1M0.19%+22,385+3.5%Added
American Century Companies Inc665,557$36.0M0.03%−64,224−8.8%Reduced
Cubist Systematic Strategies, LLC664,234$35.9M0.40%+584,518+733.3%Added
Bradley Foster & Sargent Inc659,278$35.7M0.75%−183,886−21.8%Reduced
Tekla Capital Management LLC657,790$35.6M1.39%+91,800+16.2%Added
Huntington National Bank640,689$34.7M0.32%+631,413+6,807.0%Added
ZWJ Investment Counsel Inc635,719$34.4M1.80%−7,710−1.2%Reduced
Allianz Asset Management GmbH630,882$34.1M0.07%+251,214+66.2%Added
Factory Mutual Insurance Co609,800$33.0M0.49%−87,500−12.5%Reduced
Sofinnova Investments, Inc.608,861$32.9M2.17%+608,861New
First Manhattan Co600,442$32.5M0.12%+2250.0%Added
DekaBank Deutsche Girozentrale586,851$31.6M0.07%−60,932−9.4%Reduced
Tocqueville Asset Management L.P.583,188$31.5M0.56%−4,878−0.8%Reduced
La Banque Postale Asset Management SA580,534$31.4M0.74%−11,265−1.9%Reduced
Rhenman & Partners Asset Management AB580,000$31.4M3.31%−20,000−3.3%Reduced
Formuepleje A/S563,919$30.5M2.66%−393,768−41.1%Reduced
National Bank of Canada561,692$30.1M0.06%+49,782+9.7%Added
Osterweis Capital Management Inc546,470$29.6M1.96%−4,340−0.8%Reduced
Handelsbanken Fonder AB543,934$29.4M0.16%+39,425+7.8%Added
Royal London Asset Management Ltd539,829$29.2M0.09%+32,825+6.5%Added
Polar Asset Management Partners Inc.525,600$28.4M0.56%−10,300−1.9%Reduced
Brookfield Asset Management Inc.516,454$27.9M0.11%+301,484+140.2%Added
Zurcher Kantonalbank (Zurich Cantonalbank)514,063$27.8M0.12%+89,431+21.1%Added
DnB Asset Management AS500,356$27.1M0.16%−822−0.2%Reduced
Sandler Capital Management496,758$26.9M3.29%+143,645+40.7%Added
Victory Capital Management Inc490,427$26.5M0.03%−41,015−7.7%Reduced
Voloridge Investment Management, LLC490,291$26.5M0.13%+490,291New
Cerity Partners LLC481,080$26.0M0.10%+6,732+1.4%Added
Parkman Healthcare Partners LLC473,105$25.6M4.44%+44,874+10.5%Added
Vontobel Holding Ltd.472,860$25.6M0.22%−59,590−11.2%Reduced
AQR Capital Management LLC468,674$25.4M0.05%+208,267+80.0%Added
CIBC World Markets Corp468,479$25.3M0.21%−214,451−31.4%Reduced
Integral Health Asset Management, LLC466,000$25.2M3.31%+314,000+206.6%Added
Banque Pictet & Cie SA465,760$25.2M0.22%+143,494+44.5%Added
Manning & Napier Group, LLC462,873$25.0M0.29%−5,326−1.1%Reduced
Criteria Caixa, S.A.U.460,576$24.9M3.01%−160,071−25.8%Reduced
HRT Financial LP458,116$24.8M0.23%+458,116New
Teacher Retirement System of Texas455,433$24.6M0.17%+115,327+33.9%Added
Robeco Institutional Asset Management B.V.452,944$24.5M0.06%+313,590+225.0%Added
Sirios Capital Management L P432,154$23.4M4.04%−25,669−5.6%Reduced
US Bancorp432,096$23.4M0.04%−14,651−3.3%Reduced
Associated Banc-Corp425,691$23.0M0.87%−19,025−4.3%Reduced
Trexquant Investment LP413,732$22.4M0.59%+318,409+334.0%Added