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Boston Scientific

1,691 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, 762 increasing their positions, 548 reducing their positions, and 133 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:

0.88% less ownership

Funds ownership: 91.29%90.41% (-0.88%)

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
1,691
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
BBI
1201
Baxter Bros Inc
Connecticut
$401K
MBTD
1202
Mechanics Bank - Trust Department
California
$400K
QL
1203
Quarry LP
New York
$400K
AWM
1204
Atticus Wealth Management
Florida
$399K
OC
1205
Oakworth Capital
Alabama
$398K
BG
1206
Bahl & Gaynor
Ohio
$397K
MA
1207
Modus Advisors
Minnesota
$396K
FAFN
1208
First Affirmative Financial Network
Colorado
$395K
CWG
1209
Cornerstone Wealth Group
North Carolina
$395K
PA
1210
Procyon Advisors
Connecticut
$394K
CFC
1211
Coyle Financial Counsel
Illinois
$393K
CA
1212
Centerpoint Advisors
Massachusetts
$391K
OL
1213
OneFund LLC
Florida
$391K
SAM
1214
SP Asset Management
California
$390K
FF
1215
Francis Financial
$390K
PTC
1216
Private Trust Company
Ohio
$389K
DCP
1217
DSM Capital Partners
Florida
$388K
BFPW
1218
BOK Financial Private Wealth
Colorado
$387K
SFS
1219
Security Financial Services
Indiana
$384K
NI
1220
Natural Investments
California
$383K
LAM
1221
Lewis Asset Management
California
$381K
SS
1222
SBI Securities
Japan
$380K
BFA
1223
Beaumont Financial Advisors
Massachusetts
$378K
RCM
1224
Radnor Capital Management
Pennsylvania
$376K
RAM
1225
RWC Asset Management
United Kingdom
$376K