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 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.
| 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, Q2 2021
Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sector Gamma AS | 436,406 | $18.7M | 3.31% | +54,870+14.4% | Added |
| Manning & Napier Group, LLC | 446,668 | $19.1M | 0.16% | −13,931−3.0% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 460,785 | $19.7M | 0.18% | −30,700−6.2% | Reduced |
| Fifth Third Bancorp | 464,089 | $19.8M | 0.09% | −53,129−10.3% | Reduced |
| AQR Capital Management LLC | 476,390 | $20.4M | 0.04% | −307,364−39.2% | Reduced |
| Jane Street Group, LLC | 476,628 | $20.4M | 0.05% | −24,405−4.9% | Reduced |
| Schroder Investment Management Group | 486,938 | $20.8M | 0.03% | +61,265+14.4% | Added |
| Sirios Capital Management L P | 496,452 | $21.2M | 1.85% | −218,402−30.6% | Reduced |
| Polar Capital Holdings Plc | 499,836 | $21.4M | 0.12% | +499,836 | New |
| Voya Investment Management LLC | 500,744 | $21.4M | 0.04% | −28,574−5.4% | Reduced |
| Cullen/Frost Bankers, Inc. | 515,365 | $22.0M | 0.44% | +8,733+1.7% | Added |
| Vontobel Holding Ltd. | 512,686 | $22.2M | 0.19% | −77,576−13.1% | Reduced |
| Rhenman & Partners Asset Management AB | 520,000 | $22.2M | 1.51% | −150,000−22.4% | Reduced |
| Royal London Asset Management Ltd | 534,735 | $22.9M | 0.09% | 00.0% | Unchanged |
| Atalanta Sosnoff Capital, LLC | 546,634 | $23.4M | 0.54% | +29,479+5.7% | Added |
| DekaBank Deutsche Girozentrale | 546,700 | $23.4M | 0.07% | −28,270−4.9% | Reduced |
| Samlyn Capital, LLC | 549,744 | $23.5M | 0.36% | −104,684−16.0% | Reduced |
| Westpac Banking Corp | 562,991 | $24.1M | 0.24% | +35,294+6.7% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 564,042 | $24.1M | 0.13% | +69,951+14.2% | Added |
| Taurus Asset Management, LLC | 575,263 | $24.6M | 2.57% | −100,700−14.9% | Reduced |
| BNP Paribas Arbitrage, SA | 577,128 | $24.7M | 0.05% | +170,731+42.0% | Added |
| Kornitzer Capital Management Inc | 582,400 | $24.9M | 0.37% | −2500.0% | Reduced |
| TD Asset Management Inc | 547,453 | $25.0M | 0.03% | +23,442+4.5% | Added |
| ZWJ Investment Counsel Inc | 588,279 | $25.2M | 1.45% | +15,232+2.7% | Added |
| M&G Investment Management Ltd | 589,803 | $25.4M | 0.13% | +589,803 | New |
| Natixis Advisors, L.P. | 603,468 | $25.8M | 0.12% | +24,588+4.2% | Added |
| Treasurer of the State of North Carolina | 618,204 | $26.4M | 0.15% | +1,060+0.2% | Added |
| First Manhattan Co | 624,992 | $26.7M | 0.10% | 00.0% | Unchanged |
| AMP Capital Investors Ltd | 635,662 | $27.2M | 0.13% | −4,571−0.7% | Reduced |
| American Century Companies Inc | 638,342 | $27.3M | 0.02% | +14,043+2.2% | Added |
| Northwestern Mutual Wealth Management Co | 642,241 | $27.5M | 0.05% | +49,955+8.4% | Added |
| Teachers Retirement System of the State of Kentucky | 648,034 | $27.7M | 0.26% | −61,500−8.7% | Reduced |
| Robeco Schweiz AG | 657,965 | $28.1M | 0.39% | 00.0% | Unchanged |
| Macquarie Group Ltd | 660,747 | $28.3M | 0.02% | +5,879+0.9% | Added |
| Asset Management One Co.,Ltd. | 681,151 | $29.1M | 0.11% | −21,216−3.0% | Reduced |
| Gateway Investment Advisers LLC | 704,849 | $30.1M | 0.31% | −96,910−12.1% | Reduced |
| Storebrand Asset Management AS | 718,855 | $30.7M | 0.15% | −10,929−1.5% | Reduced |
| Envestnet Asset Management Inc | 724,829 | $31.0M | 0.02% | −36,602−4.8% | Reduced |
| DnB Asset Management AS | 756,436 | $32.3M | 0.21% | −94,530−11.1% | Reduced |
| First Republic Investment Management, Inc. | 758,818 | $32.4M | 0.08% | +163,266+27.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 762,547 | $32.6M | 0.07% | −95,209−11.1% | Reduced |
| SeaTown Holdings Pte. Ltd. | 785,000 | $33.6M | 1.64% | +785,000 | New |
| Nomura Asset Management Co Ltd | 789,234 | $33.7M | 0.20% | +48,288+6.5% | Added |
| Rock Springs Capital Management LP | 800,000 | $34.2M | 0.68% | 00.0% | Unchanged |
| Hardman Johnston Global Advisors LLC | 802,520 | $34.3M | 0.83% | +19,100+2.4% | Added |
| State of New Jersey Common Pension Fund D | 828,902 | $35.4M | 0.12% | −28,232−3.3% | Reduced |
| Artemis Investment Management LLP | 843,496 | $36.1M | 0.31% | +843,496 | New |
| Public Employees Retirement System of Ohio | 890,458 | $38.1M | 0.13% | −18,285−2.0% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 908,992 | $38.9M | 0.13% | −45,471−4.8% | Reduced |
| Millennium Management LLC | 937,711 | $40.1M | 0.05% | +321,756+52.2% | Added |
| Tocqueville Asset Management L.P. | 944,546 | $40.4M | 0.58% | −9,125−1.0% | Reduced |
| Marshall Wace, LLP | 974,801 | $41.7M | 0.22% | +565,427+138.1% | Added |
| Great West Life Assurance Co | 993,193 | $42.4M | 0.10% | −3580.0% | Reduced |
| Aviva PLC | 997,413 | $42.6M | 0.19% | −16,658−1.6% | Reduced |
| Great Lakes Advisors, LLC | 1,001,277 | $42.8M | 0.65% | +102,748+11.4% | Added |
| Allianz Asset Management GmbH | 1,005,236 | $43.0M | 0.04% | −137,802−12.1% | Reduced |
| Susquehanna International Group, LLP | 1,010,547 | $43.2M | 0.05% | +525,637+108.4% | Added |
| Woodline Partners LP | 1,050,527 | $44.9M | 0.84% | +1,050,527 | New |
| Truist Financial Corp | 1,075,862 | $46.0M | 0.08% | −386,712−26.4% | Reduced |
| Diamond Hill Capital Management Inc | 1,096,692 | $46.9M | 0.18% | −108,112−9.0% | Reduced |
| State of Tennessee, Treasury Department | 1,105,772 | $47.3M | 0.18% | +334,778+43.4% | Added |
| Nicholas Company, Inc. | 1,122,050 | $48.0M | 0.84% | 00.0% | Unchanged |
| Toronto Dominion Bank | 1,123,719 | $48.0M | 0.07% | −73,428−6.1% | Reduced |
| Prio Wealth Limited Partnership | 1,135,887 | $48.6M | 1.64% | −2340.0% | Reduced |
| Calamos Advisors LLC | 1,150,481 | $49.2M | 0.24% | +139,973+13.9% | Added |
| Ensign Peak Advisors, Inc | 1,178,962 | $50.4M | 0.10% | −12,136−1.0% | Reduced |
| HealthCor Management, L.P. | 1,210,570 | $51.8M | 2.12% | +35,750+3.0% | Added |
| Factory Mutual Insurance Co | 1,243,601 | $53.2M | 0.65% | −34,377−2.7% | Reduced |
| Marshall Wace Asia Ltd | 1,270,278 | $54.3M | 1.15% | −194,842−13.3% | Reduced |
| RE Advisers Corp | 1,282,126 | $54.8M | 1.27% | −17,900−1.4% | Reduced |
| STRS Ohio | 1,283,133 | $54.9M | 0.20% | −26,823−2.0% | Reduced |
| Inverness Counsel LLC | 1,297,303 | $55.5M | 2.02% | −45,669−3.4% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1,343,734 | $57.5M | 0.20% | +262,500+24.3% | Added |
| Stifel Financial Corp | 1,378,754 | $59.0M | 0.09% | +24,352+1.8% | Added |
| HSBC Holdings PLC | 1,387,196 | $59.5M | 0.07% | +29,234+2.2% | Added |
| Man Group plc | 1,403,300 | $60.0M | 0.21% | +1,214,482+643.2% | Added |
| Retirement Systems of Alabama | 1,466,770 | $62.7M | 0.23% | −8,814−0.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,482,321 | $63.4M | 0.18% | +170,261+13.0% | Added |
| AXA S.A. | 1,514,890 | $64.8M | 0.18% | −86,812−5.4% | Reduced |
| Bridgewater Associates, LP | 1,572,870 | $67.3M | 0.43% | +597,739+61.3% | Added |
| New York State Teachers Retirement System | 1,586,209 | $67.8M | 0.14% | −115,782−6.8% | Reduced |
| Anchor Capital Advisors LLC | 1,610,840 | $68.9M | 1.39% | +12,349+0.8% | Added |
| Principal Financial Group Inc | 1,708,374 | $73.0M | 0.05% | +32,728+2.0% | Added |
| Locust Wood Capital Advisers, LLC | 1,710,034 | $73.1M | 4.63% | +1,452+0.1% | Added |
| State Board of Administration of Florida Retirement System | 1,728,274 | $73.9M | 0.14% | −21,062−1.2% | Reduced |
| Balyasny Asset Management LLC | 1,731,976 | $74.1M | 0.41% | +1,731,976 | New |
| Adage Capital Partners GP, L.L.C. | 1,740,916 | $74.4M | 0.15% | +172,900+11.0% | Added |
| Bank of Montreal | 1,729,423 | $74.8M | 0.04% | +481,644+38.6% | Added |
| Ci Investments Inc. | 1,779,687 | $76.1M | 0.28% | −1,476,019−45.3% | Reduced |
| Manufacturers Life Insurance Company, The | 1,785,080 | $76.3M | 0.06% | −249,381−12.3% | Reduced |
| Alliancebernstein L.P. | 1,801,001 | $77.0M | 0.03% | −281,324−13.5% | Reduced |
| Tesco Pension Investment Ltd | 1,808,744 | $77.3M | 1.37% | −907,535−33.4% | Reduced |
| Korea Investment CORP | 1,821,612 | $77.9M | 0.22% | −37,032−2.0% | Reduced |
| Westfield Capital Management Co LP | 1,839,743 | $78.7M | 0.47% | −1,231,876−40.1% | Reduced |
| Credit Suisse AG | 1,854,274 | $80.2M | 0.06% | −459,523−19.9% | Reduced |
| Public Employees Retirement Association of Colorado | 1,956,295 | $83.7M | 0.36% | −23,101−1.2% | Reduced |
| Hotchkis & Wiley Capital Management LLC | 1,963,400 | $84.0M | 0.26% | −22,900−1.2% | Reduced |
| National Pension Service | 2,011,212 | $86.0M | 0.16% | +21,767+1.1% | Added |
| Ameriprise Financial Inc | 2,081,819 | $89.0M | 0.03% | +270,550+14.9% | Added |
| KBC Group NV | 2,100,381 | $89.8M | 0.32% | +471,306+28.9% | Added |