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Boston Scientific

1,750 hedge funds and large institutions have $129B invested in Boston Scientific in 2025 Q4 according to their latest regulatory filings, with 214 funds opening new positions, 666 increasing their positions, 679 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 → $129B (-$1.58B)

2% less repeat investments, than reductions

Existing positions increased: 666 | Existing positions reduced: 679

5% less funds holding in top 10

Funds holding in top 10: 3937 (-2)

Holders
1,750
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
PMAM
251
Picton Mahoney Asset Management
Ontario, Canada
$35.3M
MIM
252
MetLife Investment Management
New Jersey
$35M
CIBC Asset Management
253
CIBC Asset Management
Ontario, Canada
$34.9M
CCM
254
Catalio Capital Management
New York
$34.4M
NP
255
NS Partners
United Kingdom
$34.3M
Daiwa Securities Group
256
Daiwa Securities Group
Japan
$33.9M
SCM
257
Suvretta Capital Management
New York
$33.7M
MIF
258
Mediolanum International Funds
Ireland
$33.7M
CFB
259
Cullen/Frost Bankers
Texas
$33.6M
US Bancorp
260
US Bancorp
Minnesota
$33.3M
GIM
261
Generate Investment Management
New Zealand
$33.3M
COPPSERS
262
Commonwealth of Pennsylvania Public School Employees Retirement System
Pennsylvania
$32.9M
SCM
263
Shelton Capital Management
Colorado
$32.4M
MSE
264
MUFG Securities EMEA
United Kingdom
$32.4M
EAM
265
Erste Asset Management
Austria
$32.1M
DILIC
266
Dai-ichi Life Insurance Company
Japan
$32.1M
FLPIM
267
F.L. Putnam Investment Management
Massachusetts
$32M
HF
268
HRT Financial
New York
$31.6M
II
269
IFM Investors
Australia
$30.9M
Fiera Capital (Canada)
270
Fiera Capital (Canada)
Quebec, Canada
$30.7M
Mirae Asset Global Investments
271
Mirae Asset Global Investments
South Korea
$30.6M
GF
272
Gabelli Funds
New York
$30.6M
Creative Planning
273
Creative Planning
Kansas
$30.4M
TI
274
Trexquant Investment
Connecticut
$30.4M
CLGM
275
Capitolis Liquid Global Markets
New York
$30.3M