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 |
|---|---|---|---|---|---|
| Swedbank AB | 612,823 | $26.2M | 0.02% | −646,335−51.3% | Reduced |
| SEI Investments Co | 595,931 | $25.4M | 0.02% | −425,416−41.7% | Reduced |
| ZWJ Investment Counsel Inc | 590,216 | $25.2M | 0.81% | −113,886−16.2% | Reduced |
| Braidwell LP | 587,567 | $25.1M | 0.93% | +241,100+69.6% | Added |
| Thrivent Financial for Lutherans | 584,563 | $24.9M | 0.04% | −62,399−9.6% | Reduced |
| XTX Topco Ltd | 580,370 | $24.8M | 0.32% | +290,700+100.4% | Added |
| Public Employees Retirement System of Ohio | 571,485 | $24.4M | 0.07% | −33,716−5.6% | Reduced |
| Associated Banc-Corp | 571,391 | $24.4M | 0.58% | +91,033+19.0% | Added |
| State of Tennessee, Treasury Department | 569,895 | $24.3M | 0.07% | −26,050−4.4% | Reduced |
| RE Advisers Corp | 552,062 | $23.6M | 0.59% | −390,000−41.4% | Reduced |
| Korea Investment CORP | 551,580 | $23.5M | 0.04% | −582,950−51.4% | Reduced |
| Fifth Third Bancorp | 548,462 | $23.4M | 0.04% | +15,576+2.9% | Added |
| Longaeva Partners L.P. | 540,836 | $23.1M | 0.67% | −416,470−43.5% | Reduced |
| ASR Vermogensbeheer N.V. | 536,832 | $22.9M | 0.24% | +52,978+10.9% | Added |
| Mawer Investment Management Ltd. | 530,533 | $22.6M | 0.15% | −59,126−10.0% | Reduced |
| Rock Springs Capital Management LP | 528,500 | $22.6M | 1.10% | +13,200+2.6% | Added |
| Daiwa Securities Group Inc. | 524,385 | $22.4M | 0.05% | +155,034+42.0% | Added |
| Huntington National Bank | 522,001 | $22.3M | 0.11% | −883,327−62.9% | Reduced |
| MAI Capital Management | 519,011 | $22.2M | 0.08% | +188,802+57.2% | Added |
| DSM Capital Partners LLC | 511,968 | $21.9M | 0.37% | −52,381−9.3% | Reduced |
| Creative Planning | 510,100 | $21.8M | 0.01% | +112,248+28.2% | Added |
| Fiera Capital Corp | 506,284 | $21.6M | 0.08% | +9,861+2.0% | Added |
| ExodusPoint Capital Management, LP | 504,948 | $21.6M | 0.20% | +193,585+62.2% | Added |
| Nykredit A/S | 502,817 | $21.5M | 0.08% | +502,817 | New |
| Gateway Investment Advisers LLC | 496,912 | $21.2M | 0.21% | −2,626−0.5% | Reduced |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | 489,571 | $20.9M | 0.37% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 484,923 | $20.7M | 0.07% | −19,529−3.9% | Reduced |
| Gradient Investments LLC | 468,335 | $20.0M | 0.28% | +211,067+82.0% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 468,170 | $20.0M | 0.10% | +6,800+1.5% | Added |
| Ofi Invest Asset Management | 529,615 | $19.8M | 0.20% | −9,192−1.7% | Reduced |
| Cetera Investment Advisers | 462,281 | $19.7M | 0.02% | −11,119−2.3% | Reduced |
| Silvercrest Asset Management Group LLC | 461,588 | $19.7M | 0.13% | +395,123+594.5% | Added |
| Distillate Capital Partners LLC | 450,915 | $19.2M | 1.00% | +450,915 | New |
| Rhenman & Partners Asset Management AB | 450,500 | $19.2M | 1.81% | −174,500−27.9% | Reduced |
| STRS Ohio | 450,236 | $19.2M | 0.07% | −331,763−42.4% | Reduced |
| Intesa Sanpaolo S.p.A. | 445,305 | $19.0M | 0.67% | +248,395+126.1% | Added |
| Bridgewater Associates, LP | 442,036 | $18.9M | 0.08% | +365,044+474.1% | Added |
| Mn Services Vermogensbeheer B.V. | 433,013 | $18.5M | 0.14% | −135,500−23.8% | Reduced |
| US Bancorp | 432,760 | $18.5M | 0.02% | −128,948−23.0% | Reduced |
| Resona Asset Management Co.,Ltd. | 426,648 | $18.3M | 0.09% | −37,477−8.1% | Reduced |
| Czech National Bank | 423,074 | $18.1M | 0.10% | +19,180+4.7% | Added |
| Tredje AP-fonden | 412,667 | $17.6M | 0.08% | +16,603+4.2% | Added |
| Sumitomo Mitsui Financial Group, Inc. | 412,532 | $17.6M | 0.34% | +77,768+23.2% | Added |
| Arizona State Retirement System | 412,385 | $17.6M | 0.09% | +6,169+1.5% | Added |
| Verition Fund Management LLC | 410,164 | $17.5M | 0.12% | +314,789+330.1% | Added |
| Occudo Quantitative Strategies LP | 397,122 | $16.9M | 0.90% | +244,084+159.5% | Added |
| Teachers Retirement System of the State of Kentucky | 392,869 | $16.8M | 0.11% | +277,200+239.6% | Added |
| Rit Capital Partners PLC | 388,000 | $16.6M | 2.67% | +388,000 | New |
| Ieq Capital, LLC | 387,250 | $16.5M | 0.08% | +74,591+23.9% | Added |
| Border to Coast Pensions Partnership Ltd | 386,715 | $16.5M | 0.24% | 00.0% | Unchanged |
| Colony Group, LLC | 383,366 | $16.4M | 0.02% | −28,126−6.8% | Reduced |
| State of Michigan Retirement System | 380,608 | $16.2M | 0.07% | −6,800−1.8% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 376,348 | $16.1M | 0.03% | +26,829+7.7% | Added |
| CIBC Asset Management Inc | 375,602 | $16.0M | 0.04% | +3,976+1.1% | Added |
| Entropy Technologies, LP | 375,251 | $16.0M | 0.64% | +92,284+32.6% | Added |
| Gotham Asset Management, LLC | 374,708 | $16.0M | 0.04% | −108,270−22.4% | Reduced |
| Ossiam | 370,643 | $15.8M | 0.21% | +370,643 | New |
| Eagle Health Investments LP | 369,164 | $15.8M | 2.61% | +76,012+25.9% | Added |
| Ci Investments Inc. | 367,179 | $15.7M | 0.05% | −336,214−47.8% | Reduced |
| Candriam Luxembourg S.C.A. | 367,485 | $15.7M | 0.07% | −893,976−70.9% | Reduced |
| IFM Investors Pty Ltd | 366,521 | $15.6M | 0.10% | +34,182+10.3% | Added |
| Point72 Asset Management, L.P. | 365,241 | $15.6M | 0.02% | −3,322,074−90.1% | Reduced |
| ING Groep NV | 364,984 | $15.6M | 0.08% | −73,282−16.7% | Reduced |
| QRG Capital Management, Inc. | 362,716 | $15.5M | 0.13% | +198,951+121.5% | Added |
| MetLife Investment Management | 339,986 | $14.5M | 0.07% | −17,908−5.0% | Reduced |
| Varma Mutual Pension Insurance Co | 337,981 | $14.4M | 0.08% | +57,800+20.6% | Added |
| B. Metzler seel. Sohn & Co. AG | 333,583 | $14.2M | 0.12% | +68,450+25.8% | Added |
| Fisher Asset Management, LLC | 333,528 | $14.2M | 0.00% | −117,075−26.0% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 328,295 | $14.0M | 0.07% | −17,164−5.0% | Reduced |
| Woodline Partners LP | 324,406 | $13.8M | 0.04% | +33,953+11.7% | Added |
| Bourgeon Capital Management LLC | 322,069 | $13.7M | 2.05% | +322,069 | New |
| PensionDanmark Pensionsforsikringsaktieselskab | 320,038 | $13.7M | 0.11% | +28,961+9.9% | Added |
| USS Investment Management Ltd | 318,102 | $13.6M | 0.05% | +49,071+18.2% | Added |
| La Banque Postale Asset Management SA | 317,075 | $13.5M | 0.14% | −20,260−6.0% | Reduced |
| Caption Management, LLC | 312,050 | $13.3M | 0.47% | −62,350−16.7% | Reduced |
| Nomura Asset Management International Inc. | 308,696 | $13.2M | 0.02% | −185,823−37.6% | Reduced |
| American Century Companies Inc | 305,390 | $13.0M | 0.01% | −2,312,413−88.3% | Reduced |
| Trillium Asset Management, LLC | 303,755 | $13.0M | 0.40% | +7,635+2.6% | Added |
| Senator Investment Group LP | 300,000 | $12.8M | 0.47% | +300,000 | New |
| DG Capital Management, LLC | 300,000 | $12.8M | 4.44% | +300,000 | New |
| Vinva Investment Management Ltd | 292,684 | $12.7M | 0.09% | +55,838+23.6% | Added |
| Engineers Gate Manager LP | 296,132 | $12.6M | 0.16% | −4,699−1.6% | Reduced |
| Toroso Investments, LLC | 294,851 | $12.6M | 0.03% | +66,582+29.2% | Added |
| NS Partners Ltd | 289,367 | $12.4M | 0.53% | −69,213−19.3% | Reduced |
| Artisan Partners Limited Partnership | 288,246 | $12.3M | 0.02% | +243,862+549.4% | Added |
| Federation des caisses Desjardins du Quebec | 286,032 | $12.2M | 0.04% | −712,217−71.3% | Reduced |
| Voya Investment Management LLC | 280,876 | $12.0M | 0.01% | −141,542−33.5% | Reduced |
| C WorldWide Group Holding A/S | 280,000 | $11.9M | 0.29% | +100,000+55.6% | Added |
| Great Lakes Advisors, LLC | 279,760 | $11.9M | 0.09% | −1,599,012−85.1% | Reduced |
| Xponance, Inc. | 276,380 | $11.8M | 0.07% | −18,505−6.3% | Reduced |
| MML Investors Services, LLC | 275,171 | $11.7M | 0.02% | +9,386+3.5% | Added |
| Sirios Capital Management L P | 272,493 | $11.6M | 1.41% | +14,586+5.7% | Added |
| Waycross Partners, LLC | 271,230 | $11.6M | 0.99% | +3,584+1.3% | Added |
| Banco Santander, S.A. | 270,512 | $11.5M | 0.07% | −33,537−11.0% | Reduced |
| South Dakota Investment Council | 268,163 | $11.4M | 0.20% | +268,163 | New |
| Armistice Capital, LLC | 265,201 | $11.3M | 0.31% | +265,201 | New |
| Amalgamated Bank | 263,122 | $11.2M | 0.08% | −12,254−4.4% | Reduced |
| ProShare Advisors LLC | 261,554 | $11.2M | 0.02% | +11,619+4.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 258,321 | $11.0M | 0.01% | +18,406+7.7% | Added |
| Glenview Trust Co | 254,089 | $10.8M | 0.15% | +32,757+14.8% | Added |