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 2023
Institutional positions in Boston Scientific Corp as of Mar 31, 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
- 1,000
- +89 vs. Q4 2022
- Shares held
- 1.31B
- +7.25M (+0.6%) vs. Q4 2022
- Total value
- $65.7B
- +$5.30B (+8.8%) vs. Q4 2022
- New holders
- 140
- 391 more added
- Sold out
- 51
- 319 more reduced
19 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,486 | $57.3B |
| Q1 2026 | 1,683 | $84.2B |
| Q4 2025 | 1,794 | $130.0B |
| Q3 2025 | 1,715 | $131.1B |
| Q2 2025 | 1,694 | $145.4B |
| Q1 2025 | 1,649 | $135.2B |
| Q4 2024 | 1,520 | $119.8B |
| Q3 2024 | 1,403 | $111.0B |
| Q2 2024 | 1,325 | $102.2B |
| Q1 2024 | 1,227 | $90.9B |
| Q4 2023 | 1,151 | $77.3B |
| Q3 2023 | 1,060 | $70.6B |
| Q2 2023 | 1,069 | $71.6B |
| Q1 2023 | 1,000 | $65.7B |
| Q4 2022 | 930 | $60.5B |
| Q3 2022 | 866 | $50.9B |
| Q2 2022 | 882 | $48.6B |
| Q1 2022 | 909 | $57.0B |
| Q4 2021 | 892 | $54.8B |
| Q3 2021 | 884 | $56.6B |
| Q2 2021 | 873 | $55.3B |
| Q1 2021 | 836 | $49.9B |
Institutions, Q1 2023
Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Barclays PLC | 1,297,242 | $64.9M | 0.07% | −901,779−41.0% | Reduced |
| Magnetar Financial LLC | 1,267,857 | $63.4M | 1.24% | −545,354−30.1% | Reduced |
| State of Tennessee, Treasury Department | 1,256,830 | $62.9M | 0.28% | +180,293+16.7% | Added |
| Polar Capital Holdings Plc | 1,253,941 | $62.7M | 0.46% | −960,042−43.4% | Reduced |
| STRS Ohio | 1,246,624 | $62.4M | 0.27% | +51,156+4.3% | Added |
| Toronto Dominion Bank | 1,235,376 | $61.8M | 0.10% | +63,601+5.4% | Added |
| APG Asset Management N.V. | 1,277,452 | $58.8M | 0.12% | −219,458−14.7% | Reduced |
| State of Wisconsin Investment Board | 1,172,815 | $58.7M | 0.17% | +25,483+2.2% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,148,121 | $57.4M | 0.14% | +115,599+11.2% | Added |
| Viking Global Investors LPSuperinvestorViking Global Investors | 1,136,881 | $56.9M | 0.27% | −8,391,712−88.1% | Reduced |
| Macquarie Group Ltd | 1,136,769 | $56.9M | 0.07% | −12,391−1.1% | Reduced |
| Tredje AP-fonden | 1,129,467 | $56.5M | 0.88% | +47,607+4.4% | Added |
| Two Sigma Investments, LP | 1,124,239 | $56.2M | 0.17% | −457,196−28.9% | Reduced |
| Nomura Asset Management Co Ltd | 1,122,535 | $56.2M | 0.30% | +461,659+69.9% | Added |
| Nicholas Company, Inc. | 1,114,670 | $55.8M | 1.13% | 00.0% | Unchanged |
| Prio Wealth Limited Partnership | 1,095,321 | $54.8M | 2.10% | −22,733−2.0% | Reduced |
| Atalanta Sosnoff Capital, LLC | 1,088,064 | $54.4M | 1.58% | −10,834−1.0% | Reduced |
| Jennison Associates LLC | 1,082,046 | $54.1M | 0.05% | +1,082,046 | New |
| Calamos Advisors LLC | 1,080,021 | $54.0M | 0.27% | −128,640−10.6% | Reduced |
| Manufacturers Life Insurance Company, The | 1,071,864 | $53.6M | 0.03% | +16,563+1.6% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 1,064,944 | $53.3M | 0.37% | −63,790−5.7% | Reduced |
| Great West Life Assurance Co | 1,052,015 | $52.7M | 0.13% | −2,357−0.2% | Reduced |
| Natixis Advisors, L.P. | 1,032,011 | $51.6M | 0.18% | −1,771−0.2% | Reduced |
| Harvest Portfolios Group Inc. | 1,030,861 | $51.6M | 2.53% | +9,345+0.9% | Added |
| Formuepleje A/S | 957,687 | $47.9M | 3.51% | +49,271+5.4% | Added |
| TD Asset Management Inc | 948,980 | $47.5M | 0.06% | +236,286+33.2% | Added |
| Storebrand Asset Management AS | 943,515 | $47.2M | 0.24% | +25,068+2.7% | Added |
| First Republic Investment Management, Inc. | 887,244 | $44.4M | 0.09% | +4,624+0.5% | Added |
| Russell Investments Group, Ltd. | 884,179 | $44.2M | 0.09% | −127,508−12.6% | Reduced |
| Woodline Partners LP | 883,028 | $44.2M | 0.62% | −470,376−34.8% | Reduced |
| Envestnet Asset Management Inc | 854,869 | $42.8M | 0.02% | +71,824+9.2% | Added |
| Avidity Partners Management LP | 850,000 | $42.5M | 1.41% | −2,406,700−73.9% | Reduced |
| Bradley Foster & Sargent Inc | 843,164 | $42.2M | 1.01% | +4,742+0.6% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 834,094 | $41.7M | 0.10% | +7,097+0.9% | Added |
| Chevy Chase Trust Holdings, Inc. | 832,347 | $41.6M | 0.16% | +8,058+1.0% | Added |
| Public Employees Retirement System of Ohio | 829,472 | $41.5M | 0.17% | −16,366−1.9% | Reduced |
| State of New Jersey Common Pension Fund D | 826,987 | $41.4M | 0.15% | +9,469+1.2% | Added |
| Northwestern Mutual Wealth Management Co | 824,362 | $41.2M | 0.06% | −45,852−5.3% | Reduced |
| Epoch Investment Partners, Inc. | 817,324 | $40.9M | 0.24% | −227,336−21.8% | Reduced |
| Hardman Johnston Global Advisors LLC | 815,740 | $40.8M | 1.33% | −3,500−0.4% | Reduced |
| Ci Investments Inc. | 796,888 | $39.9M | 0.20% | +64,615+8.8% | Added |
| Gateway Investment Advisers LLC | 795,423 | $39.8M | 0.49% | +93,712+13.4% | Added |
| Diamond Hill Capital Management Inc | 749,559 | $37.5M | 0.18% | −14,004−1.8% | Reduced |
| Susquehanna Fundamental Investments, LLC | 737,422 | $36.9M | 0.86% | −142,232−16.2% | Reduced |
| American Century Companies Inc | 729,781 | $36.5M | 0.03% | +11,387+1.6% | Added |
| Employees Retirement System of Texas | 715,000 | $35.8M | 0.52% | +715,000 | New |
| Factory Mutual Insurance Co | 697,300 | $34.9M | 0.55% | −28,800−4.0% | Reduced |
| BNP Paribas Arbitrage, SA | 695,284 | $34.8M | 0.08% | +13,399+2.0% | Added |
| CIBC World Markets Corp | 682,930 | $34.2M | 0.56% | +514,540+305.6% | Added |
| Asset Management One Co.,Ltd. | 660,640 | $33.1M | 0.15% | +16,525+2.6% | Added |
| Caisse de Depot Et Placement du Quebec | 648,937 | $32.5M | 0.09% | −332,300−33.9% | Reduced |
| Treasurer of the State of North Carolina | 644,604 | $32.3M | 0.18% | +4,040+0.6% | Added |
| ZWJ Investment Counsel Inc | 643,429 | $32.2M | 1.78% | −10,417−1.6% | Reduced |
| DekaBank Deutsche Girozentrale | 647,783 | $32.0M | 0.08% | −9,790−1.5% | Reduced |
| Criteria Caixa, S.A.U. | 620,647 | $31.1M | 3.79% | 00.0% | Unchanged |
| First Manhattan Co | 600,217 | $30.0M | 0.12% | −468−0.1% | Reduced |
| Rhenman & Partners Asset Management AB | 600,000 | $29.8M | 3.27% | +15,000+2.6% | Added |
| Balyasny Asset Management LLC | 594,018 | $29.7M | 0.10% | +594,018 | New |
| La Banque Postale Asset Management SA | 591,799 | $29.6M | 0.75% | +10,617+1.8% | Added |
| Tocqueville Asset Management L.P. | 588,066 | $29.4M | 0.56% | −37,765−6.0% | Reduced |
| Tekla Capital Management LLC | 565,990 | $28.3M | 1.08% | −191,025−25.2% | Reduced |
| Schonfeld Strategic Advisors LLC | 565,115 | $28.3M | 0.27% | +100,225+21.6% | Added |
| Osterweis Capital Management Inc | 550,810 | $27.6M | 1.87% | −104,155−15.9% | Reduced |
| Polar Asset Management Partners Inc. | 535,900 | $26.8M | 0.47% | 00.0% | Unchanged |
| Vontobel Holding Ltd. | 532,450 | $26.6M | 0.25% | −69,316−11.5% | Reduced |
| Victory Capital Management Inc | 531,442 | $26.6M | 0.03% | −24,322−4.4% | Reduced |
| Cerity Partners LLC | 474,348 | $25.6M | 0.12% | +25,967+5.8% | Added |
| National Bank of Canada | 511,910 | $25.6M | 0.07% | +277,333+118.2% | Added |
| Royal London Asset Management Ltd | 507,004 | $25.4M | 0.10% | −4,475−0.9% | Reduced |
| Handelsbanken Fonder AB | 504,509 | $25.2M | 0.15% | +15,412+3.2% | Added |
| DnB Asset Management AS | 501,178 | $25.1M | 0.16% | −167,114−25.0% | Reduced |
| Senator Investment Group LP | 500,000 | $25.0M | 1.38% | +500,000 | New |
| D. E. Shaw & Co., Inc. | 471,755 | $23.6M | 0.04% | −355,371−43.0% | Reduced |
| Manning & Napier Group, LLC | 468,199 | $23.4M | 0.27% | +102,028+27.9% | Added |
| SG Americas Securities, LLC | 464,553 | $23.2M | 0.31% | +436,458+1,553.5% | Added |
| Sirios Capital Management L P | 457,823 | $22.9M | 4.04% | −96,589−17.4% | Reduced |
| US Bancorp | 446,747 | $22.4M | 0.04% | −10,247−2.2% | Reduced |
| Associated Banc-Corp | 444,716 | $22.2M | 0.89% | +3,584+0.8% | Added |
| Parkman Healthcare Partners LLC | 428,231 | $21.4M | 4.66% | +60,298+16.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 424,632 | $21.2M | 0.10% | +19,914+4.9% | Added |
| Robeco Schweiz AG | 423,891 | $21.2M | 0.34% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 423,352 | $21.2M | 0.09% | −35,505−7.7% | Reduced |
| Mackenzie Financial Corp | 421,331 | $21.1M | 0.03% | +240,903+133.5% | Added |
| Zurich Insurance Group Ltd | 421,108 | $21.1M | 0.26% | +421,108 | New |
| Nexus Investment Management ULC | 408,234 | $20.4M | 2.25% | −2,500−0.6% | Reduced |
| Natixis | 405,643 | $20.3M | 0.19% | +212,591+110.1% | Added |
| State of Michigan Retirement System | 393,308 | $19.7M | 0.13% | +4,000+1.0% | Added |
| Teachers Retirement System of the State of Kentucky | 391,876 | $19.6M | 0.20% | −38,000−8.8% | Reduced |
| Arizona State Retirement System | 391,082 | $19.6M | 0.18% | +1,007+0.3% | Added |
| Alberta Investment Management Corp | 386,227 | $19.3M | 0.19% | −13,629−3.4% | Reduced |
| Candriam Luxembourg S.C.A. | 412,725 | $19.0M | 0.13% | +16,847+4.3% | Added |
| Allianz Asset Management GmbH | 379,668 | $19.0M | 0.04% | +124,217+48.6% | Added |
| American International Group, Inc. | 376,016 | $18.8M | 0.12% | +1,654+0.4% | Added |
| Amalgamated Bank | 375,939 | $18.8M | 0.16% | +2,191+0.6% | Added |
| Cullen/Frost Bankers, Inc. | 370,487 | $18.5M | 0.34% | +3,607+1.0% | Added |
| Miura Global Management, LLC | 370,000 | $18.5M | 10.76% | +90,000+32.1% | Added |
| MetLife Investment Management | 369,537 | $18.5M | 0.13% | −4,428−1.2% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 365,800 | $18.3M | 0.03% | +67,007+22.4% | Added |
| Dana Investment Advisors, Inc. | 362,231 | $18.1M | 0.92% | +355,588+5,352.8% | Added |
| NS Partners Ltd | 360,626 | $18.0M | 1.01% | +266+0.1% | Added |