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Boston Scientific

1,701 hedge funds and large institutions have $131B invested in Boston Scientific in 2025 Q3 according to their latest regulatory filings, with 177 funds opening new positions, 766 increasing their positions, 552 reducing their positions, and 132 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

0.87% less ownership

Funds ownership: 91.43%90.56% (-0.87%)

7% less funds holding in top 10

Funds holding in top 10: 4239 (-3)

10% less capital invested

Capital invested by funds: $145B → $131B (-$14.2B)

Holders
1,701
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
Name Holding Trade Value Shares
Change
Change in
Stake
MCP
176
Meridiem Capital Partners
Texas
$70.3M
ASC
177
Atalanta Sosnoff Capital
New York
$67.9M
Royal London Asset Management
178
Royal London Asset Management
United Kingdom
$66.3M
Northwestern Mutual Wealth Management
179
Northwestern Mutual Wealth Management
Wisconsin
$65.6M
HA
180
Homestead Advisers
Virginia
$65.3M
Treasurer of the State of North Carolina
181
Treasurer of the State of North Carolina
North Carolina
$64.8M
Tudor Investment Corp
182
Tudor Investment Corp
Connecticut
$64.5M
PCH
183
Polar Capital Holdings
United Kingdom
$63.9M
Ohio Public Employees Retirement System (OPERS)
184
Ohio Public Employees Retirement System (OPERS)
Ohio
$63.1M
Thrivent Financial for Lutherans
185
Thrivent Financial for Lutherans
Minnesota
$62.1M
NC
186
Nicholas Company
Wisconsin
$61.2M
GLF
187
Groupe la Francaise
France
$60M
KK
188
KLP Kapitalforvaltning
Norway
$59.8M
O
189
Ossiam
France
$59.7M
CBU
190
CIBC Bancorp USA
Illinois
$59M
CC
191
Chicago Capital
Illinois
$57M
GIA
192
Gateway Investment Advisers
Ohio
$56.7M
SI
193
Sofinnova Investments
California
$55.6M
ZIC
194
ZWJ Investment Counsel
Georgia
$55.2M
MSV
195
MN Services Vermogensbeheer
Netherlands
$54.9M
HPG
196
Harvest Portfolios Group
Ontario, Canada
$54.9M
AAIS
197
ABN AMRO Investment Solutions
$54.8M
EGM
198
Engineers Gate Manager
New York
$54.5M
ERSOT
199
Employees Retirement System of Texas
Texas
$54.2M
Toronto Dominion Bank
200
Toronto Dominion Bank
Ontario, Canada
$54.1M