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 |
|---|---|---|---|---|---|
| Bradley Foster & Sargent Inc | 69,510 | $2.97M | 0.04% | −557,960−88.9% | Reduced |
| Oak Thistle LLC | 69,383 | $2.96M | 0.29% | +52,467+310.2% | Added |
| Eastern Bank | 69,229 | $2.95M | 0.05% | −262,227−79.1% | Reduced |
| Horizon Investments, LLC | 69,142 | $2.95M | 0.03% | +19,516+39.3% | Added |
| Brevan Howard Capital Management LP | 68,883 | $2.94M | 0.04% | −102,685−59.9% | Reduced |
| Osmosis Investment Management UK Ltd | 68,551 | $2.93M | 0.14% | −80,125−53.9% | Reduced |
| Waterway Wealth Management, LLC | 68,504 | $2.92M | 0.60% | +68,504 | New |
| Quadrant Capital Group LLC | 67,683 | $2.89M | 0.08% | +41,709+160.6% | Added |
| Banque Cantonale Vaudoise | 67,611 | $2.89M | 0.11% | +1,288+1.9% | Added |
| GWM Advisors LLC | 67,588 | $2.88M | 0.01% | +2,127+3.2% | Added |
| AG2R la Mondiale Gestion D'Actifs | 67,511 | $2.88M | 0.10% | +6,486+10.6% | Added |
| Meiji Yasuda America Inc | 67,171 | $2.87M | 0.48% | +18,464+37.9% | Added |
| MASTERINVEST Kapitalanlage GmbH | 66,131 | $2.82M | 0.24% | +25,896+64.4% | Added |
| Ally Financial Inc. | 66,000 | $2.82M | 0.36% | 00.0% | Unchanged |
| BDF-Gestion | 51,301 | $2.80M | 0.83% | −5,768−10.1% | Reduced |
| GMT Capital Corp | 64,600 | $2.76M | 0.14% | +64,600 | New |
| Gamco Investors, Inc. Et Al | 64,563 | $2.76M | 0.02% | −90,583−58.4% | Reduced |
| NFP Retirement, Inc. | 63,869 | $2.75M | 0.15% | −1,346−2.1% | Reduced |
| Great Valley Advisor Group, Inc. | 62,843 | $2.68M | 0.04% | +10,352+19.7% | Added |
| Tokio Marine Asset Management Co Ltd | 62,063 | $2.65M | 0.08% | +8,893+16.7% | Added |
| Brasada Capital Management, LP | 61,699 | $2.63M | 0.48% | −14,609−19.1% | Reduced |
| Davidson Capital Management Inc. | 61,549 | $2.63M | 0.42% | +3,933+6.8% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 61,349 | $2.62M | 0.11% | −90,114−59.5% | Reduced |
| Oppenheimer & Co Inc | 61,140 | $2.61M | 0.03% | +25,805+73.0% | Added |
| Union Bancaire Privee, UBP SA | 62,129 | $2.58M | 0.04% | −173,105−73.6% | Reduced |
| Hantz Financial Services, Inc. | 60,112 | $2.57M | 0.03% | +28,655+91.1% | Added |
| Cyndeo Wealth Partners, LLC | 59,790 | $2.55M | 0.12% | +1,398+2.4% | Added |
| Robeco Institutional Asset Management B.V. | 59,705 | $2.55M | 0.00% | −45,608−43.3% | Reduced |
| CSM Advisors, LLC | 59,629 | $2.54M | 0.05% | −90.0% | Reduced |
| Turn8 Private Wealth Inc. | 56,605 | $2.53M | 1.69% | +56,605 | New |
| Commerce Bank | 58,917 | $2.51M | 0.01% | −12,351−17.3% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 59,560 | $2.48M | 0.01% | −9,706−14.0% | Reduced |
| Kestra Private Wealth Services, LLC | 58,215 | $2.48M | 0.03% | −4,321−6.9% | Reduced |
| HB Wealth Management, LLC | 58,212 | $2.48M | 0.01% | +1,525+2.7% | Added |
| Alerus Financial NA | 57,718 | $2.46M | 0.11% | −19,316−25.1% | Reduced |
| Castlefield Investment Partners LLP | 56,907 | $2.43M | 1.65% | +3,046+5.7% | Added |
| Cresset Asset Management, LLC | 56,634 | $2.42M | 0.01% | +32,300+132.7% | Added |
| Keel Point, LLC | 56,464 | $2.41M | 0.14% | +15,000+36.2% | Added |
| AE Wealth Management LLC | 56,355 | $2.41M | 0.01% | −150,248−72.7% | Reduced |
| Concurrent Investment Advisors, LLC | 55,565 | $2.37M | 0.02% | +24,166+77.0% | Added |
| Brighton Jones LLC | 55,109 | $2.35M | 0.04% | +8,121+17.3% | Added |
| Fiduciary Trust Co | 54,971 | $2.35M | 0.03% | +33,978+161.9% | Added |
| Resources Management Corp | 54,885 | $2.34M | 0.30% | +6,200+12.7% | Added |
| Ninety One North America, Inc. | 54,860 | $2.34M | 0.11% | −34,159−38.4% | Reduced |
| AIA Group Ltd | 54,777 | $2.34M | 0.03% | −131,888−70.7% | Reduced |
| Steward Partners Investment Advisory, LLC | 53,961 | $2.30M | 0.01% | −6,612−10.9% | Reduced |
| Capital Analysts, LLC | 53,256 | $2.27M | 0.05% | +4,641+9.5% | Added |
| Callan Family Office, LLC | 52,745 | $2.25M | 0.04% | +21,471+68.7% | Added |
| Kinneret Advisory, LLC | 51,777 | $2.21M | 0.18% | 00.0% | Unchanged |
| Wealthedge Investment Advisors, LLC | 51,395 | $2.19M | 0.75% | +51,395 | New |
| Resources Investment Advisors, LLC. | 51,342 | $2.19M | 0.02% | +34,700+208.5% | Added |
| E. Ohman J:or Asset Management AB | 51,275 | $2.19M | 0.05% | −541,890−91.4% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 51,066 | $2.18M | 0.00% | −2,757−5.1% | Reduced |
| Brinker Capital Investments, LLC | 50,552 | $2.16M | 0.02% | +13,150+35.2% | Added |
| Empirical Finance, LLC | 50,142 | $2.14M | 0.09% | +1,745+3.6% | Added |
| Rothschild Investment LLC | 50,129 | $2.14M | 0.08% | +36,272+261.8% | Added |
| Sequoia Financial Advisors, LLC | 49,355 | $2.11M | 0.01% | +1,119+2.3% | Added |
| Mattson Financial Services, LLC | 46,991 | $2.10M | 0.44% | +20,509+77.4% | Added |
| Fulcrum Asset Management LLP | 47,763 | $2.08M | 0.21% | +4,912+11.5% | Added |
| Bayesian Capital Management, LP | 48,500 | $2.07M | 1.32% | +24,900+105.5% | Added |
| Exome Asset Management LLC | 48,347 | $2.06M | 1.27% | 00.0% | Unchanged |
| Siemens Fonds Invest GmbH | 48,209 | $2.06M | 0.10% | −6,762−12.3% | Reduced |
| Nicollet Investment Management, Inc. | 48,069 | $2.05M | 0.63% | +214+0.4% | Added |
| Generali Investments, Management Co LLC | 48,040 | $2.05M | 0.45% | +18,566+63.0% | Added |
| Laird Norton Trust Company, LLC | 47,988 | $2.05M | 0.04% | −2,512−5.0% | Reduced |
| First National Trust Co | 47,888 | $2.04M | 0.07% | −64,589−57.4% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 47,655 | $2.03M | 0.02% | +202+0.4% | Added |
| Benjamin Edwards Inc | 47,458 | $2.03M | 0.02% | +2,263+5.0% | Added |
| Crystal Rock Capital Management | 47,245 | $2.02M | 1.03% | −3,400−6.7% | Reduced |
| Baird Financial Group, Inc. | 46,812 | $2.00M | 0.00% | −125,438−72.8% | Reduced |
| Chicago Partners Investment Group LLC | 45,793 | $2.00M | 0.04% | +32,397+241.8% | Added |
| Eventide Asset Management, LLC | 46,071 | $1.98M | 0.03% | +3,815+9.0% | Added |
| William Blair Investment Management, LLC | 46,375 | $1.98M | 0.01% | −5,234−10.1% | Reduced |
| Channel Wealth LLC | 46,098 | $1.97M | 0.44% | −8,026−14.8% | Reduced |
| Exchange Traded Concepts, LLC | 45,990 | $1.96M | 0.01% | −21,411−31.8% | Reduced |
| Havemeyer Place LP | 45,892 | $1.96M | 0.19% | +8,453+22.6% | Added |
| Bouvel Investment Partners, LLC | 45,853 | $1.96M | 0.44% | −709−1.5% | Reduced |
| Tema ETFs LLC | 45,794 | $1.95M | 0.06% | +6,522+16.6% | Added |
| Federated Hermes, Inc. | 45,639 | $1.95M | 0.00% | −995,218−95.6% | Reduced |
| CAPROCK Group, Inc. | 45,285 | $1.93M | 0.04% | −636−1.4% | Reduced |
| MUFG Securities Americas Inc. | 44,767 | $1.91M | 0.10% | +3,731+9.1% | Added |
| Metis Global Partners, LLC | 44,530 | $1.90M | 0.04% | +2,306+5.5% | Added |
| Advisors Asset Management, Inc. | 44,147 | $1.88M | 0.03% | +1,793+4.2% | Added |
| Lecap Asset Management Ltd | 44,117 | $1.88M | 0.81% | +44,117 | New |
| North Dakota State Investment Board | 43,892 | $1.87M | 0.08% | +1,131+2.6% | Added |
| Aurora Investment Counsel | 43,857 | $1.87M | 0.96% | +43,857 | New |
| Legacy Wealth Management, LLC | 42,748 | $1.82M | 0.47% | −9,284−17.8% | Reduced |
| Middleton & Co Inc | 42,397 | $1.81M | 0.19% | +18,640+78.5% | Added |
| BNP Paribas | 33,428 | $1.77M | 0.05% | −12,501−27.2% | Reduced |
| Principal Securities, Inc. | 41,257 | $1.76M | 0.02% | +14,316+53.1% | Added |
| GF Fund Management Co. Ltd. | 41,184 | $1.76M | 0.02% | +435+1.1% | Added |
| Unifi Asset Management LP | 41,123 | $1.76M | 1.24% | 00.0% | Unchanged |
| Whittier Trust Co | 39,331 | $1.75M | 0.02% | −288,895−88.0% | Reduced |
| Tandem Capital Management Corp | 40,972 | $1.75M | 0.74% | −10,198−19.9% | Reduced |
| EP Wealth Advisors, LLC | 40,819 | $1.74M | 0.01% | +16,062+64.9% | Added |
| Securian Asset Management, Inc | 39,510 | $1.74M | 0.06% | −700−1.7% | Reduced |
| Fifth Third Wealth Advisors LLC | 40,756 | $1.74M | 0.05% | −12,343−23.2% | Reduced |
| United Capital Financial Advisers, LLC | 40,446 | $1.73M | 0.01% | −2,586−6.0% | Reduced |
| Groupe la Francaise | 39,419 | $1.68M | 0.02% | −307,482−88.6% | Reduced |
| Eleva Capital SAS | 26,667 | $1.67M | 0.49% | 00.0% | Unchanged |