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Boston Scientific

1,679 hedge funds and large institutions have $130B invested in Boston Scientific in 2025 Q3 according to their latest regulatory filings, with 179 funds opening new positions, 756 increasing their positions, 544 reducing their positions, and 132 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,679
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
MA
1001
Mutual Advisors
Nebraska
$744K
Westfield Capital Management
1002
Westfield Capital Management
Massachusetts
$741K
HSA
1003
HBK Sorce Advisory
Pennsylvania
$740K
ACM
1004
AUA Capital Management
Pennsylvania
$740K
Fuller & Thaler Asset Management
1005
Fuller & Thaler Asset Management
California
$740K
IAN
1006
Integrated Advisors Network
Texas
$739K
DG
1007
DMC Group
Alabama
$737K
HPC
1008
Hobart Private Capital
North Carolina
$734K
GFA
1009
Gallagher Fiduciary Advisors
Illinois
$733K
AA
1010
Alta Advisers
United Kingdom
$730K
JFA
1011
JNBA Financial Advisors
Minnesota
$724K
WWM
1012
Wolff Wiese Magana
California
$723K
LCGC
1013
Legacy Capital Group California
California
$721K
Blackstone Inc
1014
Blackstone Inc
New York
$719K
PCM
1015
Polymer Capital Management
New York
$717K
FWP
1016
FAS Wealth Partners
Kansas
$710K
JSC
1017
Jackson Square Capital
California
$710K
TWM
1018
Thrive Wealth Management
Pennsylvania
$710K
CAM
1019
Close Asset Management
United Kingdom
$705K
CP
1020
Clarendon Private
Massachusetts
$704K
SW
1021
SVB Wealth
Massachusetts
$698K
CIS
1022
Custom Index Systems
New York
$692K
JIC
1023
Johnson Investment Counsel
Ohio
$692K
AP
1024
Americana Partners
Texas
$691K
ITFISA
1025
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna
$689K