BSX icon

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
CI
451
Cavalier Investments
Georgia
$7.71M
LSERS
452
Louisiana State Employees Retirement System
Louisiana
$7.6M
VA
453
Vident Advisory
Georgia
$7.59M
QCM
454
Qsemble Capital Management
New York
$7.58M
AI
455
Atria Investments
North Carolina
$7.56M
PF
456
Phoenix Financial
Israel
$7.45M
PM
457
Prosight Management
Texas
$7.43M
ACA
458
Aptus Capital Advisors
Alabama
$7.41M
P
459
&Partners
Tennessee
$7.37M
BLC
460
Brown, Lisle/Cummings
Rhode Island
$7.36M
Cambridge Investment Research Advisors
461
Cambridge Investment Research Advisors
Iowa
$7.32M
GIBU
462
Gulf International Bank (UK)
United Kingdom
$7.27M
BHCM
463
Brevan Howard Capital Management
Jersey
$7.21M
MSRPS
464
Maryland State Retirement & Pension System
Maryland
$7.19M
UB
465
UMB Bank
Missouri
$7.17M
NG
466
NWK Group
California
$7.15M
CG
467
Caprock Group
Idaho
$7.12M
FGP
468
Freestone Grove Partners
California
$7.07M
SCM
469
Stevens Capital Management
Pennsylvania
$7.06M
SAM
470
Securian Asset Management
Minnesota
$6.99M
MYAM
471
Meiji Yasuda Asset Management
Japan
$6.96M
FMI
472
Factory Mutual Insurance
Massachusetts
$6.94M
WA
473
Waverly Advisors
Alabama
$6.9M
BAMCO Inc
474
BAMCO Inc
New York
$6.83M
MGM
475
Miura Global Management
New York
$6.83M