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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
State of Tennessee, Department of Treasury
201
State of Tennessee, Department of Treasury
Tennessee
$51.9M
Focus Partners Wealth
202
Focus Partners Wealth
Massachusetts
$50.6M
State of New Jersey Common Pension Fund D
203
State of New Jersey Common Pension Fund D
New Jersey
$50.5M
QCM
204
Quantinno Capital Management
New York
$50M
SAM
205
Synergy Asset Management
Washington
$48.3M
SC
206
Samlyn Capital
New York
$47.5M
Hudson Bay Capital Management
207
Hudson Bay Capital Management
Connecticut
$47.4M
Victory Capital Management
208
Victory Capital Management
Texas
$47.2M
FFM
209
Fisher Funds Management
New Zealand
$47.2M
Susquehanna International Group
210
Susquehanna International Group
Pennsylvania
$47.1M
First Trust Advisors
211
First Trust Advisors
Illinois
$46.8M
EAM
212
Erste Asset Management
Austria
$46.4M
AV
213
ASR Vermogensbeheer
Netherlands
$46.1M
RAM
214
Resona Asset Management
Japan
$45.9M
WP
215
Woodline Partners
California
$45.2M
ACA
216
Anchor Capital Advisors
Massachusetts
$45.2M
BFS
217
Bradley Foster & Sargent
Connecticut
$44.3M
OBAM
218
ODDO BHF Asset Management
France
$44.1M
Osaic Holdings
219
Osaic Holdings
Arizona
$43.7M
TAM
220
Tocqueville Asset Management
New York
$43.6M
Cetera Investment Advisers
221
Cetera Investment Advisers
Illinois
$43.2M
RPAM
222
Rhenman & Partners Asset Management
Sweden
$42.8M
PHP
223
Parkman Healthcare Partners
Connecticut
$42.4M
TI
224
Trexquant Investment
Connecticut
$42.2M
ASRS
225
Arizona State Retirement System
Arizona
$42.2M