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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
SFI
551
Siemens Fonds Invest
Germany
$4.86M
KPWS
552
Kestra Private Wealth Services
Texas
$4.77M
LMIM
553
Lockheed Martin Investment Management
Maryland
$4.76M
CAL
554
Capital Analysts LLC
Pennsylvania
$4.75M
TPM
555
Triasima Portfolio Management
Quebec, Canada
$4.75M
OTL
556
Oak Thistle LLC
New York
$4.74M
TCA
557
Trifecta Capital Advisors
Illinois
$4.68M
ACM
558
Alcosta Capital Management
California
$4.66M
Carson Wealth (CWM LLC)
559
Carson Wealth (CWM LLC)
Nebraska
$4.62M
NMIMC
560
Northwestern Mutual Investment Management Company
Wisconsin
$4.61M
Luther King Capital Management (LKCM)
561
Luther King Capital Management (LKCM)
Texas
$4.57M
JWM
562
Jackson Wealth Management
Florida
$4.57M
MPPLM
563
Midwest Professional Planners Ltd (MPPL)
Wisconsin
$4.53M
NRS
564
Neville Rodie & Shaw
New York
$4.53M
GRP
565
Global Retirement Partners
California
$4.46M
BIP
566
Bouvel Investment Partners
Pennsylvania
$4.44M
OC
567
Oppenheimer & Co
New York
$4.41M
SPG
568
Strategic Planning Group
Utah
$4.4M
FDP
569
Financiere des Professionnels
Quebec, Canada
$4.36M
BCV
570
Banque Cantonale Vaudoise
Switzerland
$4.36M
SM
571
Sciencast Management
New Jersey
$4.32M
NSEDCP
572
NJ State Employees Deferred Compensation Plan
New Jersey
$4.26M
CCM
573
Coldstream Capital Management
Washington
$4.25M
CGIM
574
Capital Group Investment Management
Singapore
$4.24M
CWP
575
Cyndeo Wealth Partners
Florida
$4.22M