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Boston Scientific

1,679 hedge funds and large institutions have $130B invested in Boston Scientific in 2025 Q3 according to their latest regulatory filings, with 179 funds opening new positions, 756 increasing their positions, 544 reducing their positions, and 132 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,679
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
39
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.13B
Puts
$989M
Net Calls
Net Calls Change

Top Buyers

1 +$671M
2 +$547M
3 +$358M
4
Millennium Management
Millennium Management
New York
+$357M
5
Citadel Advisors
Citadel Advisors
Florida
+$342M
Name Holding Trade Value Shares
Change
Change in
Stake
QT
276
Quantbot Technologies
New York
$27.5M
SPS
277
Susquehanna Portfolio Strategies
Pennsylvania
$27.4M
ProShare Advisors
278
ProShare Advisors
Maryland
$27.4M
Diamond Hill Capital Management
279
Diamond Hill Capital Management
Ohio
$27.1M
Comerica Bank
280
Comerica Bank
Texas
$27.1M
KC
281
Kepler Cheuvreux
$27M
RPI
282
Railway Pension Investments
United Kingdom
$26.8M
PHK
283
Point72 Hong Kong
Hong Kong
$26.5M
Mirae Asset Global Investments
284
Mirae Asset Global Investments
South Korea
$26.5M
VMPIC
285
Varma Mutual Pension Insurance Co
Finland
$26.4M
CPC
286
Cookson Peirce & Co
Pennsylvania
$26.4M
SMFG
287
Sumitomo Mitsui Financial Group
Japan
$25.9M
Nomura Holdings
288
Nomura Holdings
Japan
$25.9M
IMPI
289
Ilmarinen Mutual Pension Insurance
Finland
$25.7M
CCM
290
Catalio Capital Management
New York
$25.7M
Connor, Clark & Lunn Investment Management (CC&L)
291
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$25.3M
BSA
292
Braun Stacey Associates
New York
$25.2M
UIM
293
USS Investment Management
United Kingdom
$25.1M
Bank Julius Baer & Co
294
Bank Julius Baer & Co
Switzerland
$24.7M
X
295
Xponance
Pennsylvania
$24.2M
ZIM
296
Zacks Investment Management
Illinois
$24.2M
IG
297
ING Group
Netherlands
$24.1M
URS
298
Utah Retirement Systems
Utah
$23.8M
Truist Financial
299
Truist Financial
North Carolina
$23.6M
SBH
300
Segall Bryant & Hamill
Illinois
$23.5M