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 2026
Institutional positions in Boston Scientific Corp as of Jun 30, 2026. 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
- 1,485
- −178 vs. Q1 2026
- Shares held
- 1.33B
- +5.24M (+0.4%) vs. Q1 2026
- Total value
- $57.3B
- −$25.9B (−31.1%) vs. Q1 2026
- New holders
- 147
- 590 more added
- Sold out
- 325
- 620 more reduced
20 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | 1,485 | $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 2026
Shares, value and share of portfolio for each institution holding Boston Scientific Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Masters Capital Management LLC | 250,000 | $10.7M | 1.50% | +250,000 | New |
| Perceptive Advisors LLC | 250,000 | $10.7M | 0.17% | +250,000 | New |
| Wealth Enhancement Advisory Services, LLC | 249,780 | $10.7M | 0.02% | +70,056+39.0% | Added |
| Rakuten Investment Management, Inc. | 243,100 | $10.6M | 0.03% | +23,034+10.5% | Added |
| NEOS Investment Management LLC | 243,837 | $10.4M | 0.04% | +23,291+10.6% | Added |
| Evelyn Partners Group Ltd | 242,535 | $10.4M | 0.19% | +242,535 | New |
| Lazard Freres Gestion S.A.S. | 241,113 | $10.3M | 0.18% | +23,627+10.9% | Added |
| One Capital Management, LLC | 161,545 | $10.1M | 0.28% | 00.0% | Unchanged |
| Quantbot Technologies LP | 235,949 | $10.1M | 0.40% | +162,240+220.1% | Added |
| Walleye Trading LLC | 234,744 | $10.0M | 0.14% | +15,359+7.0% | Added |
| Waters Parkerson & Co., LLC | 234,288 | $10.0M | 0.49% | −60,889−20.6% | Reduced |
| CI Private Wealth, LLC | 233,728 | $9.98M | 0.01% | +47,125+25.3% | Added |
| Shelton Capital Management | 232,053 | $9.90M | 0.18% | −400−0.2% | Reduced |
| Mill Capital Management, LLC | 230,815 | $9.85M | 0.66% | +81,059+54.1% | Added |
| Capital International Sarl | 228,575 | $9.76M | 0.14% | −50,763−18.2% | Reduced |
| Dana Investment Advisors, Inc. | 226,204 | $9.65M | 0.25% | +16,859+8.1% | Added |
| Utah Retirement Systems | 225,133 | $9.61M | 0.09% | −14,763−6.2% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 223,177 | $9.53M | 0.07% | −4,492−2.0% | Reduced |
| British Columbia Investment Management Corp | 222,853 | $9.51M | 0.06% | +18,548+9.1% | Added |
| PBU - The Pension Fund of Early Childhood & Youth Educators | 221,964 | $9.47M | 0.21% | −9,292−4.0% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 221,451 | $9.45M | 0.07% | +254+0.1% | Added |
| New York Life Investment Management LLC | 221,348 | $9.45M | 0.07% | +902+0.4% | Added |
| Quantitative Investment Management, LLC | 213,737 | $9.12M | 0.99% | +120,019+128.1% | Added |
| Swiss Life Asset Management Ltd | 213,308 | $9.10M | 0.04% | +25,572+13.6% | Added |
| Ilmarinen Mutual Pension Insurance Co | 213,000 | $9.09M | 0.06% | 00.0% | Unchanged |
| Heritage Investors Management Corp | 212,957 | $9.09M | 0.25% | +15,795+8.0% | Added |
| Strategic Wealth Designers | 209,615 | $8.95M | 1.08% | +93,009+79.8% | Added |
| Ethic Inc. | 208,937 | $8.92M | 0.11% | −18,280−8.0% | Reduced |
| Nisa Investment Advisors, LLC | 208,652 | $8.91M | 0.03% | −43,009−17.1% | Reduced |
| Community Trust & Investment Co | 207,578 | $8.86M | 0.46% | +3,126+1.5% | Added |
| Panagora Asset Management Inc | 206,803 | $8.83M | 0.03% | −615,311−74.8% | Reduced |
| Mercer Global Advisors Inc | 206,605 | $8.82M | 0.01% | +10,654+5.4% | Added |
| JustInvest LLC | 203,062 | $8.67M | 0.07% | −12,013−5.6% | Reduced |
| Advisor Group Holdings, Inc. | 201,777 | $8.61M | 0.01% | −191,809−48.7% | Reduced |
| Raiffeisen Bank International AG | 196,585 | $8.55M | 0.10% | −7,184−3.5% | Reduced |
| Nissay Asset Management Corp | 198,026 | $8.45M | 0.04% | +8,450+4.5% | Added |
| Guggenheim Capital LLC | 196,425 | $8.38M | 0.05% | +17,637+9.9% | Added |
| Yousif Capital Management, LLC | 194,582 | $8.30M | 0.09% | −3,448−1.7% | Reduced |
| Running Oak Capital LLC | 193,882 | $8.27M | 1.41% | +193,882 | New |
| Skandinaviska Enskilda Banken AB (publ) | 193,626 | $8.26M | 0.31% | −193,626−50.0% | Reduced |
| Pinnacle Financial Partners, Inc. | 193,225 | $8.25M | 0.06% | +36,936+23.6% | Added |
| IMC-Chicago, LLC | 191,591 | $8.18M | 0.08% | −328,844−63.2% | Reduced |
| Mackenzie Financial Corp | 190,089 | $8.11M | 0.01% | −769,778−80.2% | Reduced |
| Pathstone Holdings, LLC | 188,970 | $8.09M | 0.02% | +8,628+4.8% | Added |
| Moore Capital Management, LP | 189,256 | $8.08M | 0.18% | +189,256 | New |
| Salem Investment Counselors Inc | 188,810 | $8.06M | 0.20% | −12,722−6.3% | Reduced |
| Bailard, Inc. | 187,342 | $8.00M | 0.16% | −25,855−12.1% | Reduced |
| Oregon Public Employees Retirement Fund | 182,732 | $7.80M | 0.08% | +12,900+7.6% | Added |
| Private Wealth Partners, LLC | 182,496 | $7.79M | 0.56% | −14,590−7.4% | Reduced |
| Parkman Healthcare Partners LLC | 180,481 | $7.70M | 0.79% | −268,287−59.8% | Reduced |
| Anchor Capital Advisors LLC | 180,002 | $7.68M | 0.22% | −283,694−61.2% | Reduced |
| Avanza Fonder AB | 179,197 | $7.65M | 0.17% | +4,961+2.8% | Added |
| TD Waterhouse Canada Inc. | 176,096 | $7.58M | 0.02% | −122,142−41.0% | Reduced |
| Sumitomo Life Insurance Co | 177,353 | $7.57M | 0.12% | +24,924+16.4% | Added |
| Klingenstein Fields & Co LP | 176,006 | $7.51M | 0.26% | +334+0.2% | Added |
| O'Shaughnessy Asset Management, LLC | 174,136 | $7.43M | 0.03% | −91,295−34.4% | Reduced |
| Commonwealth Equity Services, LLC | 169,996 | $7.26M | 0.01% | +15,744+10.2% | Added |
| S&CO Inc | 169,791 | $7.25M | 0.42% | 00.0% | Unchanged |
| Hardman Johnston Global Advisors LLC | 168,360 | $7.19M | 0.25% | +2,336+1.4% | Added |
| Natixis | 168,036 | $7.17M | 0.03% | −372,027−68.9% | Reduced |
| Kestra Advisory Services, LLC | 167,463 | $7.15M | 0.02% | −43,995−20.8% | Reduced |
| Elo Mutual Pension Insurance Co | 165,246 | $7.05M | 0.09% | −35,775−17.8% | Reduced |
| OP Asset Management Ltd | 164,724 | $7.03M | 0.07% | +14,627+9.7% | Added |
| Warren Averett Asset Management, LLC | 164,689 | $7.03M | 0.04% | +1,700+1.0% | Added |
| Rafferty Asset Management, LLC | 163,616 | $6.98M | 0.02% | +49,022+42.8% | Added |
| Motco | 163,191 | $6.96M | 0.60% | +162,908+57,564.7% | Added |
| Northside Capital Management, LLC | 160,366 | $6.84M | 0.56% | +49,189+44.2% | Added |
| Janney Montgomery Scott LLC | 157,864 | $6.74M | 0.01% | +18,309+13.1% | Added |
| Diamond Hill Capital Management Inc | 157,829 | $6.74M | 0.05% | +7,715+5.1% | Added |
| Leonteq Securities AG | 157,526 | $6.72M | 0.40% | +58,271+58.7% | Added |
| Dakota Wealth Management | 155,926 | $6.65M | 0.13% | +148,221+1,923.7% | Added |
| Boothbay Fund Management, LLC | 155,842 | $6.65M | 0.13% | +80,630+107.2% | Added |
| Group One Trading, L.P. | 154,900 | $6.61M | 0.19% | +88,454+133.1% | Added |
| J. Safra Sarasin Holding AG | 117,689 | $6.59M | 0.09% | +8,660+7.9% | Added |
| Mutual of America Capital Management LLC | 153,659 | $6.56M | 0.06% | −4,535−2.9% | Reduced |
| HighTower Advisors, LLC | 153,501 | $6.55M | 0.01% | −56,467−26.9% | Reduced |
| Vanderbilt University | 152,865 | $6.52M | 0.90% | +113,395+287.3% | Added |
| CIBC World Markets Inc. | 152,542 | $6.51M | 0.01% | +75,833+98.9% | Added |
| Edgestream Partners, L.P. | 151,779 | $6.48M | 0.19% | +66,027+77.0% | Added |
| Levin Capital Strategies, L.P. | 151,635 | $6.47M | 0.43% | −7,305−4.6% | Reduced |
| Saranac Partners Ltd | 150,265 | $6.42M | 2.06% | +54,724+57.3% | Added |
| Centiva Capital, LP | 150,288 | $6.41M | 0.22% | +114,037+314.6% | Added |
| Twinbeech Capital LP | 149,622 | $6.39M | 1.16% | +25,029+20.1% | Added |
| Employees Retirement System of Texas | 149,437 | $6.38M | 0.05% | −522,258−77.8% | Reduced |
| HealthInvest Partners AB | 146,381 | $6.25M | 1.68% | +105,949+262.0% | Added |
| Macquarie Group Ltd | 145,654 | $6.22M | 0.03% | −5,637−3.7% | Reduced |
| State of Alaska, Department of Revenue | 145,635 | $6.21M | 0.06% | −1,858−1.3% | Reduced |
| Merit Financial Group, LLC | 142,932 | $6.10M | 0.04% | −4,830−3.3% | Reduced |
| Nomura Holdings Inc | 142,929 | $6.10M | 0.03% | −95,779−40.1% | Reduced |
| Vident Advisory, LLC | 142,771 | $6.09M | 0.05% | +50,846+55.3% | Added |
| Andra AP-fonden | 142,128 | $6.07M | 0.07% | −27,800−16.4% | Reduced |
| Savant Capital, LLC | 124,870 | $6.05M | 0.02% | +100,138+404.9% | Added |
| First National Bank of Mount Dora, Trust Investment Services | 140,595 | $6.00M | 1.20% | +5,859+4.3% | Added |
| Yakira Capital Management, Inc. | 140,165 | $5.98M | 1.76% | +140,165 | New |
| Suvretta Capital Management, LLC | 140,083 | $5.98M | 0.13% | +16,142+13.0% | Added |
| Financial Perspectives, Inc | 139,697 | $5.96M | 1.45% | +5,127+3.8% | Added |
| Louisbourg Investments Inc. | 182,953 | $5.95M | 1.10% | +98,866+117.6% | Added |
| Empower Advisory Group, LLC | 138,631 | $5.92M | 0.01% | +83,428+151.1% | Added |
| Kennedy Capital Management, Inc. | 138,518 | $5.91M | 0.10% | +76,212+122.3% | Added |
| Truist Financial Corp | 138,329 | $5.90M | 0.01% | −51,624−27.2% | Reduced |