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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
LWMM
576
Legacy Wealth Management (Mississippi)
Mississippi
$4.21M
TE
577
Tema ETFs
New York
$4.19M
DAM
578
Deltec Asset Management
New York
$4.18M
NA
579
Navellier & Associates
Nevada
$4.18M
RBA
580
Richard Bernstein Advisors
New York
$4.17M
RF
581
Robbins Farley
New Hampshire
$4.16M
AAM
582
Advisors Asset Management
Colorado
$4.12M
SC
583
Saturna Capital
Washington
$4.12M
GIM
584
Generali Investments Management
Slovenia
$4.12M
SFA
585
Sequoia Financial Advisors
Ohio
$4.09M
BHC
586
Bowen Hanes & Co
Florida
$4.08M
KJHP
587
K.J. Harrison & Partners
Ontario, Canada
$4.08M
CAM
588
Costello Asset Management
Pennsylvania
$4.08M
Jones Financial Companies
589
Jones Financial Companies
Missouri
$4.08M
PCM
590
Prelude Capital Management
New York
$4.06M
GFM
591
GF Fund Management
China
$4.05M
TF
592
Trek Financial
Arizona
$4.03M
NP
593
Nilsine Partners
Colorado
$3.97M
BG
594
BDF Gestion
France
$3.96M
PAG
595
Private Advisor Group
New Jersey
$3.94M
CAM
596
Covenant Asset Management
New Jersey
$3.93M
AF
597
Allworth Financial
California
$3.91M
TPCW
598
TD Private Client Wealth
New York
$3.91M
MSA
599
MUFG Securities Americas
New York
$3.9M
WI
600
Wahed Invest
New York
$3.89M