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 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
- 1,486
- −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
- 621 more reduced
19 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 | 1,486 | $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 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 |
|---|---|---|---|---|---|
| Macquarie Group Ltd | 145,654 | $6.22M | 0.03% | −5,637−3.7% | Reduced |
| HealthInvest Partners AB | 146,381 | $6.25M | 1.68% | +105,949+262.0% | Added |
| Employees Retirement System of Texas | 149,437 | $6.38M | 0.05% | −522,258−77.8% | Reduced |
| Twinbeech Capital LP | 149,622 | $6.39M | 1.16% | +25,029+20.1% | Added |
| Centiva Capital, LP | 150,288 | $6.41M | 0.22% | +114,037+314.6% | Added |
| Saranac Partners Ltd | 150,265 | $6.42M | 2.06% | +54,724+57.3% | Added |
| Levin Capital Strategies, L.P. | 151,635 | $6.47M | 0.43% | −7,305−4.6% | Reduced |
| Edgestream Partners, L.P. | 151,779 | $6.48M | 0.19% | +66,027+77.0% | Added |
| CIBC World Markets Inc. | 152,542 | $6.51M | 0.01% | +75,833+98.9% | Added |
| Vanderbilt University | 152,865 | $6.52M | 0.90% | +113,395+287.3% | Added |
| HighTower Advisors, LLC | 153,501 | $6.55M | 0.01% | −56,467−26.9% | Reduced |
| Mutual of America Capital Management LLC | 153,659 | $6.56M | 0.06% | −4,535−2.9% | Reduced |
| J. Safra Sarasin Holding AG | 117,689 | $6.59M | 0.09% | +8,660+7.9% | Added |
| Group One Trading, L.P. | 154,900 | $6.61M | 0.19% | +88,454+133.1% | Added |
| Boothbay Fund Management, LLC | 155,842 | $6.65M | 0.13% | +80,630+107.2% | Added |
| Dakota Wealth Management | 155,926 | $6.65M | 0.13% | +148,221+1,923.7% | Added |
| Leonteq Securities AG | 157,526 | $6.72M | 0.40% | +58,271+58.7% | Added |
| Diamond Hill Capital Management Inc | 157,829 | $6.74M | 0.05% | +7,715+5.1% | Added |
| Janney Montgomery Scott LLC | 157,864 | $6.74M | 0.01% | +18,309+13.1% | Added |
| Northside Capital Management, LLC | 160,366 | $6.84M | 0.56% | +49,189+44.2% | Added |
| Motco | 163,191 | $6.96M | 0.60% | +162,908+57,564.7% | Added |
| Rafferty Asset Management, LLC | 163,616 | $6.98M | 0.02% | +49,022+42.8% | Added |
| Warren Averett Asset Management, LLC | 164,689 | $7.03M | 0.04% | +1,700+1.0% | Added |
| OP Asset Management Ltd | 164,724 | $7.03M | 0.07% | +14,627+9.7% | Added |
| Elo Mutual Pension Insurance Co | 165,246 | $7.05M | 0.09% | −35,775−17.8% | Reduced |
| Kestra Advisory Services, LLC | 167,463 | $7.15M | 0.02% | −43,995−20.8% | Reduced |
| Natixis | 168,036 | $7.17M | 0.03% | −372,027−68.9% | Reduced |
| Hardman Johnston Global Advisors LLC | 168,360 | $7.19M | 0.25% | +2,336+1.4% | Added |
| S&CO Inc | 169,791 | $7.25M | 0.42% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 169,996 | $7.26M | 0.01% | +15,744+10.2% | Added |
| O'Shaughnessy Asset Management, LLC | 174,136 | $7.43M | 0.03% | −91,295−34.4% | Reduced |
| Klingenstein Fields & Co LP | 176,006 | $7.51M | 0.26% | +334+0.2% | Added |
| Sumitomo Life Insurance Co | 177,353 | $7.57M | 0.12% | +24,924+16.4% | Added |
| TD Waterhouse Canada Inc. | 176,096 | $7.58M | 0.02% | −122,142−41.0% | Reduced |
| Avanza Fonder AB | 179,197 | $7.65M | 0.17% | +4,961+2.8% | Added |
| Anchor Capital Advisors LLC | 180,002 | $7.68M | 0.22% | −283,694−61.2% | Reduced |
| Parkman Healthcare Partners LLC | 180,481 | $7.70M | 0.79% | −268,287−59.8% | Reduced |
| Private Wealth Partners, LLC | 182,496 | $7.79M | 0.56% | −14,590−7.4% | Reduced |
| Oregon Public Employees Retirement Fund | 182,732 | $7.80M | 0.08% | +12,900+7.6% | Added |
| Bailard, Inc. | 187,342 | $8.00M | 0.16% | −25,855−12.1% | Reduced |
| Salem Investment Counselors Inc | 188,810 | $8.06M | 0.20% | −12,722−6.3% | Reduced |
| Moore Capital Management, LP | 189,256 | $8.08M | 0.18% | +189,256 | New |
| Pathstone Holdings, LLC | 188,970 | $8.09M | 0.02% | +8,628+4.8% | Added |
| Mackenzie Financial Corp | 190,089 | $8.11M | 0.01% | −769,778−80.2% | Reduced |
| IMC-Chicago, LLC | 191,591 | $8.18M | 0.08% | −328,844−63.2% | Reduced |
| Pinnacle Financial Partners, Inc. | 193,225 | $8.25M | 0.06% | +36,936+23.6% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 193,626 | $8.26M | 0.31% | −193,626−50.0% | Reduced |
| Running Oak Capital LLC | 193,882 | $8.27M | 1.41% | +193,882 | New |
| Yousif Capital Management, LLC | 194,582 | $8.30M | 0.09% | −3,448−1.7% | Reduced |
| Guggenheim Capital LLC | 196,425 | $8.38M | 0.05% | +17,637+9.9% | Added |
| Nissay Asset Management Corp | 198,026 | $8.45M | 0.04% | +8,450+4.5% | Added |
| Raiffeisen Bank International AG | 196,585 | $8.55M | 0.10% | −7,184−3.5% | Reduced |
| Advisor Group Holdings, Inc. | 201,777 | $8.61M | 0.01% | −191,809−48.7% | Reduced |
| JustInvest LLC | 203,062 | $8.67M | 0.07% | −12,013−5.6% | Reduced |
| Mercer Global Advisors Inc | 206,605 | $8.82M | 0.01% | +10,654+5.4% | Added |
| Panagora Asset Management Inc | 206,803 | $8.83M | 0.03% | −615,311−74.8% | Reduced |
| Community Trust & Investment Co | 207,578 | $8.86M | 0.46% | +3,126+1.5% | Added |
| Nisa Investment Advisors, LLC | 208,652 | $8.91M | 0.03% | −43,009−17.1% | Reduced |
| Ethic Inc. | 208,937 | $8.92M | 0.11% | −18,280−8.0% | Reduced |
| Strategic Wealth Designers | 209,615 | $8.95M | 1.08% | +93,009+79.8% | Added |
| Heritage Investors Management Corp | 212,957 | $9.09M | 0.25% | +15,795+8.0% | Added |
| Ilmarinen Mutual Pension Insurance Co | 213,000 | $9.09M | 0.06% | 00.0% | Unchanged |
| Swiss Life Asset Management Ltd | 213,308 | $9.10M | 0.04% | +25,572+13.6% | Added |
| Quantitative Investment Management, LLC | 213,737 | $9.12M | 0.99% | +120,019+128.1% | Added |
| New York Life Investment Management LLC | 221,348 | $9.45M | 0.07% | +902+0.4% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 221,451 | $9.45M | 0.07% | +254+0.1% | Added |
| PBU - The Pension Fund of Early Childhood & Youth Educators | 221,964 | $9.47M | 0.21% | −9,292−4.0% | Reduced |
| British Columbia Investment Management Corp | 222,853 | $9.51M | 0.06% | +18,548+9.1% | Added |
| Police & Firemen's Retirement System of New Jersey | 223,177 | $9.53M | 0.07% | −4,492−2.0% | Reduced |
| Utah Retirement Systems | 225,133 | $9.61M | 0.09% | −14,763−6.2% | Reduced |
| Dana Investment Advisors, Inc. | 226,204 | $9.65M | 0.25% | +16,859+8.1% | Added |
| Capital International Sarl | 228,575 | $9.76M | 0.14% | −50,763−18.2% | Reduced |
| Mill Capital Management, LLC | 230,815 | $9.85M | 0.66% | +81,059+54.1% | Added |
| Shelton Capital Management | 232,053 | $9.90M | 0.18% | −400−0.2% | Reduced |
| CI Private Wealth, LLC | 233,728 | $9.98M | 0.01% | +47,125+25.3% | Added |
| Waters Parkerson & Co., LLC | 234,288 | $10.0M | 0.49% | −60,889−20.6% | Reduced |
| Walleye Trading LLC | 234,744 | $10.0M | 0.14% | +15,359+7.0% | Added |
| Quantbot Technologies LP | 235,949 | $10.1M | 0.40% | +162,240+220.1% | Added |
| One Capital Management, LLC | 161,545 | $10.1M | 0.28% | 00.0% | Unchanged |
| Lazard Freres Gestion S.A.S. | 241,113 | $10.3M | 0.18% | +23,627+10.9% | Added |
| Evelyn Partners Group Ltd | 242,535 | $10.4M | 0.19% | +242,535 | New |
| NEOS Investment Management LLC | 243,837 | $10.4M | 0.04% | +23,291+10.6% | Added |
| Rakuten Investment Management, Inc. | 243,100 | $10.6M | 0.03% | +23,034+10.5% | Added |
| Wealth Enhancement Advisory Services, LLC | 249,780 | $10.7M | 0.02% | +70,056+39.0% | Added |
| 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 |
| Glenview Trust Co | 254,089 | $10.8M | 0.15% | +32,757+14.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 258,321 | $11.0M | 0.01% | +18,406+7.7% | Added |
| ProShare Advisors LLC | 261,554 | $11.2M | 0.02% | +11,619+4.6% | Added |
| Amalgamated Bank | 263,122 | $11.2M | 0.08% | −12,254−4.4% | Reduced |
| Armistice Capital, LLC | 265,201 | $11.3M | 0.31% | +265,201 | New |
| South Dakota Investment Council | 268,163 | $11.4M | 0.20% | +268,163 | New |
| Banco Santander, S.A. | 270,512 | $11.5M | 0.07% | −33,537−11.0% | Reduced |
| Waycross Partners, LLC | 271,230 | $11.6M | 0.99% | +3,584+1.3% | Added |
| Sirios Capital Management L P | 272,493 | $11.6M | 1.41% | +14,586+5.7% | Added |
| MML Investors Services, LLC | 275,171 | $11.7M | 0.02% | +9,386+3.5% | Added |
| Xponance, Inc. | 276,380 | $11.8M | 0.07% | −18,505−6.3% | Reduced |
| Great Lakes Advisors, LLC | 279,760 | $11.9M | 0.09% | −1,599,012−85.1% | Reduced |
| C WorldWide Group Holding A/S | 280,000 | $11.9M | 0.29% | +100,000+55.6% | Added |
| Voya Investment Management LLC | 280,876 | $12.0M | 0.01% | −141,542−33.5% | Reduced |