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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
CBA
901
Coastal Bridge Advisors
Connecticut
$1.04M
SAG
902
SageView Advisory Group
California
$1.03M
PL
903
Parthenon LLC
Kentucky
$1.03M
CCA
904
Checchi Capital Advisers
California
$1.03M
KHCM
905
Kirtland Hills Capital Management
Ohio
$1.02M
MPI
906
Mairs & Power Inc
Minnesota
$1.01M
HIA
907
Harbor Investment Advisory
Maryland
$1M
GWP
908
Gen-Wealth Partners
Michigan
$999K
TCM
909
Tufton Capital Management
Maryland
$997K
KIA
910
KCM Investment Advisors
California
$996K
GAM
911
Gould Asset Management
California
$996K
HT
912
HAP Trading
New York
$996K
MT
913
Midwest Trust
Kansas
$988K
KNW
914
Kesler Norman & Wride
Utah
$988K
LWCFA
915
Loring Wolcott & Coolidge Fiduciary Advisors
Massachusetts
$984K
NL
916
NVWM LLC
Pennsylvania
$983K
CMI
917
Clare Market Investments
Texas
$981K
BA
918
Bridgewater Advisors
New York
$981K
LFAS
919
Level Four Advisory Services
Texas
$979K
EW
920
Evoke Wealth
California
$978K
GITFIT
921
Generali Investments Towarzystwo Funduszy Inwestycyjnych (TFI)
Poland
$976K
Winslow Capital Management
922
Winslow Capital Management
Minnesota
$970K
LHC
923
Little House Capital
Massachusetts
$969K
SCM
924
Silvant Capital Management
Georgia
$969K
NL
925
Navalign LLC
California
$964K