BSX icon

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
TWM
1026
Thrive Wealth Management
Pennsylvania
$710K
CAM
1027
Close Asset Management
United Kingdom
$705K
CP
1028
Clarendon Private
Massachusetts
$704K
SW
1029
SVB Wealth
Massachusetts
$698K
CIS
1030
Custom Index Systems
New York
$692K
JIC
1031
Johnson Investment Counsel
Ohio
$692K
AP
1032
Americana Partners
Texas
$691K
ITFISA
1033
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna
$689K
SMA
1034
Sage Mountain Advisors
Georgia
$688K
CI
1035
Corient IA
Florida
$683K
SACTSONJ
1036
Supplemental Annuity Collective Trust (SACT) of New Jersey
New Jersey
$683K
CWMK
1037
Caliber Wealth Management (Kansas)
Kansas
$681K
DAS
1038
Dynamic Advisor Solutions
Arizona
$676K
RWB
1039
RMR Wealth Builders
New Jersey
$674K
LAM
1040
L2 Asset Management
Massachusetts
$673K
PCA
1041
Pallas Capital Advisors
Massachusetts
$672K
BL
1042
BFSG LLC
California
$672K
OCM
1043
Orleans Capital Management
Louisiana
$668K
PW
1044
Paladin Wealth
Minnesota
$662K
FA
1045
Fedenia Advisers
Wisconsin
$655K
HPC
1046
HM Payson & Co
Maine
$654K
SIG
1047
Stonegate Investment Group
Alabama
$653K
PFA
1048
Peak Financial Advisors
Colorado
$652K
IC
1049
Inscription Capital
Texas
$652K
WSA
1050
Warm Springs Advisors
California
$648K