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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
Rockefeller Capital Management
251
Rockefeller Capital Management
New York
$34.1M
PMAM
252
Picton Mahoney Asset Management
Ontario, Canada
$33.2M
FLPIM
253
F.L. Putnam Investment Management
Massachusetts
$32.8M
MIF
254
Mediolanum International Funds
Ireland
$32.7M
ACM
255
Aquatic Capital Management
Illinois
$32.3M
Creative Planning
256
Creative Planning
Kansas
$32.2M
CIS
257
Capital International Sarl
California
$32.1M
IIM
258
INTECH Investment Management
Florida
$31.6M
GF
259
Gabelli Funds
New York
$31.4M
Daiwa Securities Group
260
Daiwa Securities Group
Japan
$31.1M
Retirement Systems of Alabama
261
Retirement Systems of Alabama
Alabama
$30.9M
BPC
262
Banque Pictet & Cie
Switzerland
$30.5M
II
263
IFM Investors
Australia
$30.4M
PA
264
Perceptive Advisors
New York
$30.3M
JSSH
265
J. Safra Sarasin Holding
$29.9M
TC
266
TwinBeech Capital
New York
$29.8M
Fifth Third Bancorp
267
Fifth Third Bancorp
Ohio
$29.7M
Mirae Asset Global ETFs Holdings
268
Mirae Asset Global ETFs Holdings
Hong Kong
$29.7M
JFG
269
Jefferies Financial Group
New York
$29.5M
IHAM
270
Integral Health Asset Management
New York
$29.3M
LGF
271
LGT Group Foundation
Liechtenstein
$29.2M
AB
272
Amalgamated Bank
New York
$29.1M
Janney Montgomery Scott
273
Janney Montgomery Scott
Pennsylvania
$28.9M
EB
274
Eastern Bank
Massachusetts
$28.6M
FAF
275
Fjarde Ap-fonden
Sweden
$28.3M