BSX Institutional Ownership
Boston Scientific Corporation
1W: +1.2%
1M: +3.8%
3M: -1.0%
YTD: -51.9%
1Y: -55.5%
3Y: -9.8%
5Y: +6.5%
$45.08
-0.51 (-1.11%)
After Hours: $45.15 (+0.07, +0.17%)
Weekly Expected Move ±3.5%
$42
$44
$46
$47
$49
Credit Risk of going bust: lower than 62% of companies Debt: 16.0% of company value Bonds: $51.9M held by 128 funds, 63 bp over Treasuries → details ▾
Of US companies ranked in the safest four tenths, about 1 in 3,500 filed for bankruptcy within a year (2020-2025).
If the stock fell to about $0.79 (down 98%), Boston Scientific Corporation would be worth roughly what it owes.
Total debt $12.62B against a stock market value of $66.06B.
Distance to default 6.42 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $7.10B (short-term plus half of long-term), stock volatility 39.6%; Altman Z 3.05. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
If the stock fell to about $0.79 (down 98%), Boston Scientific Corporation would be worth roughly what it owes.
Total debt $12.62B against a stock market value of $66.06B.
Distance to default 6.42 (Merton model): prices to 2026-10-26, balance sheet 2026-06-30, debt counted $7.10B (short-term plus half of long-term), stock volatility 39.6%; Altman Z 3.05. A ranking and a back-test, not a forecast.
Bond figures are fund-reported marks (SEC N-PORT) as of Jul 2026. How these are computed.
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Institutional Ownership — BSX
1,825
Institutional Holders
-150 vs prior quarter
0.0%
Ownership
+0.00pp
$57B
Total Invested
151
New Positions
588
Increased
950
Reduced
328
Closed
0.60
Put/Call Ratio
Ownership Trends
Top Institutional Holders (2078 total)
| # | Holder | Shares | Value | Change | Change % | Holding Period | Filing |
|---|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 129,680,916 | $5.9B | -2,141,121 | -1.6% | 8Q | SEC ↗ |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 97,087,553 | $4.4B | +675,985 | +0.7% | 2Q | SEC ↗ |
| 3 | STATE STREET CORP | 70,111,196 | $3.2B | +2,124,349 | +3.1% | 46Q | SEC ↗ |
| 4 | PRIMECAP MANAGEMENT CO/CA | 50,520,914 | $2.3B | +17,991,140 | +55.3% | 15Q | SEC ↗ |
| 5 | FMR LLC | 45,702,845 | $2.1B | -28,523,550 | -38.4% | 110Q | SEC ↗ |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 33,440,102 | $1.5B | +154,345 | +0.5% | 92Q | SEC ↗ |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | 29,792,794 | $1.4B | -3,417 | -0.0% | 2Q | SEC ↗ |
| 8 | D. E. Shaw & Co., Inc. | 25,457,409 | $1.2B | +1,145,057 | +4.7% | 87Q | SEC ↗ |
| 9 | MASSACHUSETTS FINANCIAL SERVICES CO /M | 24,859,191 | $1.1B | +13,862,619 | +126.1% | 32Q | SEC ↗ |
| 10 | JPMORGAN CHASE & CO | 23,907,838 | $1.1B | -9,442,319 | -28.3% | 103Q | SEC ↗ |
| 11 | ARROWSTREET CAPITAL, LIMITED PARTNERSH | 23,293,913 | $1.1B | +9,402,245 | +67.7% | 21Q | SEC ↗ |
| 12 | NORGES BANK NEW | 21,170,029 | $965M | — | +0.0% | 1Q | SEC ↗ |
| 13 | TWO SIGMA INVESTMENTS, LP | 19,359,023 | $882M | +9,947,792 | +105.7% | 23Q | SEC ↗ |
| 14 | MORGAN STANLEY | 18,947,147 | $864M | -3,319,517 | -14.9% | 60Q | SEC ↗ |
| 15 | Jupiter Topco LLC NEW | 18,822,853 | $858M | — | +0.0% | 1Q | SEC ↗ |
| 16 | Bollard Group LLC | 18,420,720 | $840M | -111,453 | -0.6% | 59Q | SEC ↗ |
| 17 | GOLDMAN SACHS GROUP INC | 16,954,342 | $773M | -1,937,282 | -10.3% | 15Q | SEC ↗ |
| 18 | Capital World Investors | 16,812,257 | $766M | +1,502,519 | +9.8% | 12Q | SEC ↗ |
| 19 | JANUS HENDERSON GROUP PLC | 16,497,366 | $752M | +3,907,981 | +31.0% | 53Q | SEC ↗ |
| 20 | UBS Group AG | 16,352,420 | $745M | +1,527,758 | +10.3% | 47Q | SEC ↗ |
| 21 | WELLINGTON MANAGEMENT GROUP LLP | 15,301,828 | $697M | -3,531,578 | -18.8% | 71Q | SEC ↗ |
| 22 | Amundi | 14,296,121 | $652M | +173,208 | +1.2% | 21Q | SEC ↗ |
| 23 | Capital Research Global Investors | 14,180,571 | $646M | +7,099,684 | +100.3% | 10Q | SEC ↗ |
| 24 | Invesco Ltd. | 13,800,748 | $629M | +4,748,807 | +52.5% | 87Q | SEC ↗ |
| 25 | FRANKLIN RESOURCES INC | 13,772,323 | $628M | -726,418 | -5.0% | 22Q | SEC ↗ |
| 26 | UBS AM, a distinct business unit of UB | 13,091,481 | $597M | -422,290 | -3.1% | 63Q | SEC ↗ |
| 27 | BANK OF AMERICA CORP /DE | 13,027,783 | $594M | -9,728,863 | -42.8% | 15Q | SEC ↗ |
| 28 | NORTHERN TRUST CORP | 12,964,638 | $591M | -409,243 | -3.1% | 110Q | SEC ↗ |
| 29 | FIL Ltd | 12,332,054 | $562M | +9,117,938 | +283.7% | 37Q | SEC ↗ |
| 30 | JANE STREET GROUP, LLC | 12,087,991 | $551M | +8,055,874 | +199.8% | 26Q | SEC ↗ |
| 31 | FARALLON CAPITAL MANAGEMENT, L.L.C. | 10,521,184 | $480M | +3,050,500 | +40.8% | 24Q | SEC ↗ |
| 32 | Legal & General Group Plc | 10,119,264 | $461M | -481,502 | -4.5% | 27Q | SEC ↗ |
| 33 | AQR CAPITAL MANAGEMENT LLC | 9,681,750 | $441M | +4,441,914 | +84.8% | 76Q | SEC ↗ |
| 34 | CANADA PENSION PLAN INVESTMENT BOARD | 9,262,404 | $422M | +1,226,457 | +15.3% | 55Q | SEC ↗ |
| 35 | DZ BANK AG Deutsche Zentral Genossensc | 9,227,707 | $421M | -4,001,937 | -30.2% | 39Q | SEC ↗ |
| 36 | CHARLES SCHWAB INVESTMENT MANAGEMENT I | 9,223,151 | $420M | +52,971 | +0.6% | 15Q | SEC ↗ |
| 37 | Sixth Street Partners Management Compa NEW | 9,223,151 | $420M | — | +0.0% | 1Q | SEC ↗ |
| 38 | Qube Research & Technologies Ltd | 8,943,771 | $408M | +3,373,891 | +60.6% | 15Q | SEC ↗ |
| 39 | Nuveen, LLC | 8,695,119 | $396M | -3,039,195 | -25.9% | 6Q | SEC ↗ |
| 40 | VANGUARD FIDUCIARY TRUST CO | 8,345,428 | $380M | -36,757 | -0.4% | 2Q | SEC ↗ |
| 41 | ROYAL BANK OF CANADA | 8,100,653 | $369M | +1,827,390 | +29.1% | 87Q | SEC ↗ |
| 42 | Bank of New York Mellon Corp | 7,943,553 | $362M | -1,600,322 | -16.8% | 76Q | SEC ↗ |
| 43 | BNP PARIBAS FINANCIAL MARKETS | 7,620,469 | $347M | +2,518,663 | +49.4% | 81Q | SEC ↗ |
| 44 | PRICE T ROWE ASSOCIATES INC /MD | 7,070,412 | $322M | -802,956 | -10.2% | 16Q | SEC ↗ |
| 45 | DEUTSCHE BANK AG | 5,957,053 | $272M | -696,222 | -10.5% | 52Q | SEC ↗ |
| 46 | MAVERICK CAPITAL LTD | 5,937,553 | $271M | +1,742,464 | +41.5% | 3Q | SEC ↗ |
| 47 | Ensign Peak Advisors, Inc | 5,881,367 | $268M | +1,374,125 | +30.5% | 27Q | SEC ↗ |
| 48 | DIMENSIONAL FUND ADVISORS LP | 5,824,298 | $265M | -273,479 | -4.5% | 102Q | SEC ↗ |
| 49 | MILLENNIUM MANAGEMENT LLC | 5,437,567 | $248M | +1,099,763 | +25.4% | 79Q | SEC ↗ |
| 50 | BNP PARIBAS ASSET MANAGEMENT Holding S | 5,380,866 | $245M | -1,585,363 | -22.8% | 62Q | SEC ↗ |
Recent Activity
New Positions (20)
| Holder | Shares | Value |
|---|---|---|
| NORGES BANK | 21,170,029 | $965M |
| Jupiter Topco LLC | 18,822,853 | $858M |
| Sixth Street Partners Management Co | 9,223,151 | $420M |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 1,315,000 | $60M |
| LGT CAPITAL PARTNERS LTD. | 915,966 | $42M |
| JUPITER ASSET MANAGEMENT LTD | 848,407 | $39M |
| CAUSEWAY CAPITAL MANAGEMENT LLC | 720,339 | $33M |
| Nykredit A/S | 502,817 | $23M |
| Distillate Capital Partners LLC | 450,915 | $21M |
| RIT CAPITAL PARTNERS PLC | 388,000 | $18M |
| OSSIAM | 370,643 | $17M |
| BOURGEON CAPITAL MANAGEMENT LLC | 322,069 | $15M |
| Senator Investment Group LP | 300,000 | $14M |
| DG Capital Management, LLC | 300,000 | $14M |
| South Dakota Investment Council | 268,163 | $12M |
| ARMISTICE CAPITAL, LLC | 265,201 | $12M |
| MASTERS CAPITAL MANAGEMENT LLC | 250,000 | $11M |
| PERCEPTIVE ADVISORS LLC | 250,000 | $11M |
| WEALTH ENHANCEMENT ADVISORY SERVICE | 249,780 | $11M |
| Evelyn Partners Group Ltd | 242,535 | $11M |
Sold Out (20)
| Holder | Prev Shares | Prev Value |
|---|---|---|
| EDGEWOOD MANAGEMENT LLC | 7,629,399 | $348M |
| Egerton Capital (UK) LLP | 5,385,084 | $245M |
| SurgoCap Partners LP | 2,559,210 | $117M |
| VIKING GLOBAL INVESTORS LP | 2,509,808 | $114M |
| Ilex Capital Partners (UK) LLP | 2,234,180 | $102M |
| Alphinity Investment Management Pty | 1,673,285 | $76M |
| AXIOM INVESTORS LLC /DE | 1,641,563 | $75M |
| FRED ALGER MANAGEMENT, LLC | 1,454,619 | $66M |
| Munro Partners | 1,256,810 | $57M |
| JENNISON ASSOCIATES LLC | 897,775 | $41M |
| Vestal Point Capital, LP | 800,000 | $36M |
| SANDS CAPITAL MANAGEMENT, LLC | 736,109 | $34M |
| Meridiem Capital Partners LP | 608,758 | $28M |
| MKP Capital Management, L.L.C. | 549,000 | $25M |
| Tri Locum Partners LP | 520,508 | $24M |
| Migdal Insurance & Financial Holdin | 500,000 | $23M |
| ATALANTA SOSNOFF CAPITAL, LLC | 402,714 | $18M |
| ODDO BHF ASSET MANAGEMENT SAS | 327,138 | $15M |
| BlueSpruce Investments, LP | 306,134 | $14M |
| Catalio Capital Management, LP | 299,318 | $14M |
Biggest Increases (20)
| Holder | Added | Change % | Total Shares |
|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA | +17,991,140 | +55.3% | 50,520,914 |
| MASSACHUSETTS FINANCIAL SERVICES CO | +13,862,619 | +126.1% | 24,859,191 |
| TWO SIGMA INVESTMENTS, LP | +9,947,792 | +105.7% | 19,359,023 |
| ARROWSTREET CAPITAL, LIMITED PARTNE | +9,402,245 | +67.7% | 23,293,913 |
| FIL Ltd | +9,117,938 | +283.7% | 12,332,054 |
| JANE STREET GROUP, LLC | +8,055,874 | +199.8% | 12,087,991 |
| Capital Research Global Investors | +7,099,684 | +100.3% | 14,180,571 |
| Invesco Ltd. | +4,748,807 | +52.5% | 13,800,748 |
| AQR CAPITAL MANAGEMENT LLC | +4,441,914 | +84.8% | 9,681,750 |
| JANUS HENDERSON GROUP PLC | +3,907,981 | +31.0% | 16,497,366 |
| Qube Research & Technologies Ltd | +3,373,891 | +60.6% | 8,943,771 |
| FARALLON CAPITAL MANAGEMENT, L.L.C. | +3,050,500 | +40.8% | 10,521,184 |
| SG Americas Securities, LLC | +2,854,246 | +306.5% | 3,785,401 |
| Clearbridge Investments, LLC | +2,851,356 | +125.1% | 5,130,774 |
| BNP PARIBAS FINANCIAL MARKETS | +2,518,663 | +49.4% | 7,620,469 |
| VOLORIDGE INVESTMENT MANAGEMENT, LL | +2,197,217 | +203.8% | 3,275,326 |
| STATE STREET CORP | +2,124,349 | +3.1% | 70,111,196 |
| ROYAL BANK OF CANADA | +1,827,390 | +29.1% | 8,100,653 |
| MAVERICK CAPITAL LTD | +1,742,464 | +41.5% | 5,937,553 |
| Caisse de depot et placement du Que | +1,634,943 | +110.1% | 3,120,394 |
Biggest Decreases (20)
| Holder | Reduced | Change % | Total Shares |
|---|---|---|---|
| FMR LLC | -28,523,550 | -38.4% | 45,702,845 |
| BANK OF AMERICA CORP /DE | -9,728,863 | -42.8% | 13,027,783 |
| JPMORGAN CHASE & CO | -9,442,319 | -28.3% | 23,907,838 |
| PARNASSUS INVESTMENTS, LLC | -6,829,021 | -85.3% | 1,174,799 |
| Assenagon Asset Management S.A. | -5,884,377 | -58.5% | 4,173,559 |
| NEUBERGER BERMAN GROUP LLC | -4,946,488 | -69.9% | 2,126,406 |
| DZ BANK AG Deutsche Zentral Genosse | -4,001,937 | -30.2% | 9,227,707 |
| Ninety One UK Ltd | -3,806,555 | -52.1% | 3,501,985 |
| WELLINGTON MANAGEMENT GROUP LLP | -3,531,578 | -18.8% | 15,301,828 |
| Point72 Asset Management, L.P. | -3,322,074 | -90.1% | 365,241 |
| MORGAN STANLEY | -3,319,517 | -14.9% | 18,947,147 |
| FIRST MANHATTAN CO. LLC. | -3,213,883 | -65.4% | 1,697,334 |
| Vontobel Holding Ltd. | -3,106,696 | -38.9% | 4,871,518 |
| Nuveen, LLC | -3,039,195 | -25.9% | 8,695,119 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | -2,963,215 | -64.0% | 1,670,022 |
| Pictet Asset Management Holding SA | -2,726,977 | -53.3% | 2,393,080 |
| 1832 Asset Management L.P. | -2,695,870 | -37.2% | 4,556,876 |
| Holocene Advisors, LP | -2,622,004 | -76.5% | 806,732 |
| SCHRODER INVESTMENT MANAGEMENT GROU | -2,543,796 | -35.1% | 4,708,211 |
| AMERICAN CENTURY COMPANIES INC | -2,312,413 | -88.3% | 305,390 |