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Boston Scientific

1,701 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, 766 increasing their positions, 552 reducing their positions, and 132 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:

0.87% less ownership

Funds ownership: 91.43%90.56% (-0.87%)

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
1,701
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
Name Holding Trade Value Shares
Change
Change in
Stake
MYAM
476
Meiji Yasuda Asset Management
Japan
$6.96M
FMI
477
Factory Mutual Insurance
Massachusetts
$6.94M
WA
478
Waverly Advisors
Alabama
$6.9M
BAMCO Inc
479
BAMCO Inc
New York
$6.83M
MGM
480
Miura Global Management
New York
$6.83M
SGH
481
Sivik Global Healthcare
Connecticut
$6.83M
SEIA
482
Signature Estate & Investment Advisors
California
$6.83M
SAM
483
Silvercrest Asset Management
New York
$6.81M
MF
484
Magnetar Financial
Illinois
$6.78M
Walleye Trading
485
Walleye Trading
New York
$6.71M
AIM
486
Aigen Investment Management
New York
$6.7M
EAM
487
EdenTree Asset Management
United Kingdom
$6.63M
KOCAA
488
Knights of Columbus Asset Advisors
Connecticut
$6.61M
CB
489
Commerce Bank
Missouri
$6.6M
BWL
490
Bogart Wealth LLC
Virginia
$6.6M
NMERB
491
New Mexico Educational Retirement Board
New Mexico
$6.53M
TGIA
492
Torrey Growth & Income Advisors
California
$6.52M
Envestnet Portfolio Solutions
493
Envestnet Portfolio Solutions
Illinois
$6.51M
MGP
494
Metis Global Partners
California
$6.48M
GCM
495
Graham Capital Management
Connecticut
$6.47M
ET
496
Entropy Technologies
New York
$6.37M
ETC
497
Exchange Traded Concepts
Oklahoma
$6.31M
LFG
498
Larson Financial Group
Missouri
$6.31M
DFCM
499
Dark Forest Capital Management
Puerto Rico
$6.28M
JG
500
Jain Global
New York
$6.27M