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Boston Scientific

1,763 hedge funds and large institutions have $130B invested in Boston Scientific in 2025 Q4 according to their latest regulatory filings, with 222 funds opening new positions, 670 increasing their positions, 680 reducing their positions, and 123 closing their positions.

New
Increased
Maintained
Reduced
Closed

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:

more ownership

Funds ownership:

1% less capital invested

Capital invested by funds: $131B → $130B (-$820M)

1% less repeat investments, than reductions

Existing positions increased: 670 | Existing positions reduced: 680

5% less funds holding in top 10

Funds holding in top 10: 3937 (-2)

Holders
1,763
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
37
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$983M
Puts
$868M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
FAF
251
Första AP-fonden
Sweden
$35.8M
DnB Asset Management
252
DnB Asset Management
Norway
$35.7M
ABC
253
Associated Banc-Corp
Wisconsin
$35.6M
Nisa Investment Advisors
254
Nisa Investment Advisors
Missouri
$35.5M
FFM
255
Fisher Funds Management
New Zealand
$35.5M
PMAM
256
Picton Mahoney Asset Management
Ontario, Canada
$35.3M
MIM
257
MetLife Investment Management
New Jersey
$35M
CIBC Asset Management
258
CIBC Asset Management
Ontario, Canada
$34.9M
CCM
259
Catalio Capital Management
New York
$34.4M
NP
260
NS Partners
United Kingdom
$34.3M
Daiwa Securities Group
261
Daiwa Securities Group
Japan
$33.9M
SCM
262
Suvretta Capital Management
New York
$33.7M
MIF
263
Mediolanum International Funds
Ireland
$33.7M
CFB
264
Cullen/Frost Bankers
Texas
$33.6M
US Bancorp
265
US Bancorp
Minnesota
$33.3M
GIM
266
Generate Investment Management
New Zealand
$33.3M
COPPSERS
267
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$32.9M
SCM
268
Shelton Capital Management
Colorado
$32.4M
MSE
269
MUFG Securities EMEA
United Kingdom
$32.4M
EAM
270
Erste Asset Management
Austria
$32.1M
DILIC
271
Dai-ichi Life Insurance Company
Japan
$32.1M
FLPIM
272
F.L. Putnam Investment Management
Massachusetts
$32M
HF
273
HRT Financial
New York
$31.6M
II
274
IFM Investors
Australia
$30.9M
Fiera Capital (Canada)
275
Fiera Capital (Canada)
Quebec, Canada
$30.7M