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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
WT
1076
Whittier Trust
California
$599K
MAWA
1077
Moss Adams Wealth Advisors
Washington
$599K
DCM
1078
Driehaus Capital Management
Illinois
$598K
OHWP
1079
Oak Harbor Wealth Partners
North Carolina
$598K
IA
1080
IFG Advisory
Georgia
$597K
MPWT
1081
MassMutual Private Wealth & Trust
Connecticut
$595K
HI
1082
Harbour Investments
Wisconsin
$593K
DT
1083
Diversified Trust
Tennessee
$590K
TSW
1084
Three Seasons Wealth
Utah
$589K
KP
1085
Keel Point
Alabama
$585K
RPC
1086
Rossmore Private Capital
Connecticut
$584K
AA
1087
Ancora Advisors
Ohio
$583K
RWP
1088
RWA Wealth Partners
Massachusetts
$583K
KWM
1089
Kingsview Wealth Management
Oregon
$578K
PE
1090
Point72 Europe
United Kingdom
$577K
CWM
1091
Cadence Wealth Management
Massachusetts
$575K
FHC
1092
First Horizon Corporation
Tennessee
$570K
WANY
1093
Wealthspire Advisors (New York)
New York
$569K
SAM
1094
Secure Asset Management
Michigan
$567K
IBOK
1095
Independence Bank of Kentucky
Kentucky
$565K
GWWM
1096
Great Waters Wealth Management
Minnesota
$563K
RCAG
1097
Rehmann Capital Advisory Group
Michigan
$561K
CA
1098
Crumly & Associates
Illinois
$560K
NFG
1099
Nations Financial Group
Iowa
$559K
LFA
1100
Legacy Financial Advisors
Kentucky
$558K