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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
FCM
526
Fieldview Capital Management
Michigan
$5.34M
SPIA
527
Steward Partners Investment Advisory
New York
$5.33M
VI
528
Vestcor Inc
New Brunswick, Canada
$5.31M
AC
529
Allstate Corporation
Illinois
$5.31M
CPCPP
530
Canada Post Corporation Pension Plan
Canada
$5.26M
HCMT
531
Highland Capital Management (Tennessee)
Tennessee
$5.22M
HAG
532
HighPoint Advisor Group
Illinois
$5.22M
LFM
533
LGT Fund Management
Liechtenstein
$5.2M
SI
534
Sava Infond
Slovenia
$5.17M
VanEck Associates
535
VanEck Associates
New York
$5.16M
TCM
536
Tandem Capital Management
New Jersey
$5.15M
FTWA
537
Fifth Third Wealth Advisors
Ohio
$5.12M
MC
538
Machina Capital
France
$5.1M
TA
539
TKG Advisors
Indiana
$5.08M
GIA
540
Gladstone Institutional Advisory
Florida
$5.07M
PAS
541
Park Avenue Securities
New York
$5.05M
PIM
542
Penobscot Investment Management
Massachusetts
$5.04M
UCFA
543
United Capital Financial Advisors
Texas
$5.03M
CPC
544
Consolidated Planning Corp
Georgia
$4.94M
EF
545
Empirical Finance
Pennsylvania
$4.94M
ECM
546
Everence Capital Management
Indiana
$4.93M
TMAM
547
Tokio Marine Asset Management
Japan
$4.91M
HWM
548
HB Wealth Management
Georgia
$4.91M
XT
549
XTX Topco
Cayman Islands
$4.88M
SNB
550
Security National Bank
Nebraska
$4.86M