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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
Northwestern Mutual Wealth Management
176
Northwestern Mutual Wealth Management
Wisconsin
$65.6M
HA
177
Homestead Advisers
Virginia
$65.3M
Treasurer of the State of North Carolina
178
Treasurer of the State of North Carolina
North Carolina
$64.8M
Tudor Investment Corp
179
Tudor Investment Corp
Connecticut
$64.5M
PCH
180
Polar Capital Holdings
United Kingdom
$63.9M
Ohio Public Employees Retirement System (OPERS)
181
Ohio Public Employees Retirement System (OPERS)
Ohio
$63.1M
Thrivent Financial for Lutherans
182
Thrivent Financial for Lutherans
Minnesota
$62.1M
NC
183
Nicholas Company
Wisconsin
$61.2M
GLF
184
Groupe la Francaise
France
$60M
KK
185
KLP Kapitalforvaltning
Norway
$59.8M
O
186
Ossiam
France
$59.7M
CBU
187
CIBC Bancorp USA
Illinois
$59M
CC
188
Chicago Capital
Illinois
$57M
GIA
189
Gateway Investment Advisers
Ohio
$56.7M
SI
190
Sofinnova Investments
California
$55.6M
ZIC
191
ZWJ Investment Counsel
Georgia
$55.2M
MSV
192
MN Services Vermogensbeheer
Netherlands
$54.9M
HPG
193
Harvest Portfolios Group
Ontario, Canada
$54.9M
AAIS
194
ABN AMRO Investment Solutions
$54.8M
EGM
195
Engineers Gate Manager
New York
$54.5M
ERSOT
196
Employees Retirement System of Texas
Texas
$54.2M
Toronto Dominion Bank
197
Toronto Dominion Bank
Ontario, Canada
$54.1M
N
198
Natixis
France
$53.3M
SCB
199
Saudi Central Bank
Saudi Arabia
$52.7M
Capital Fund Management (CFM)
200
Capital Fund Management (CFM)
France
$52.7M