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Boston Scientific
BSX

Overview Fund Activity

1,660 hedge funds and large institutions have $145B invested in Boston Scientific in 2025 Q2 according to their latest regulatory filings, with 151 funds opening new positions, 744 increasing their positions, 539 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,660
Holders Change
+40
Holders Change %
+2.47%
% of All Funds
22.26%
Holding in Top 10
40
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-20%
% of All Funds
0.54%
New
151
Increased
744
Reduced
539
Closed
86
Calls
$1.08B
Puts
$859M
Net Calls
+$225M
Net Calls Change
-$30.7M

Top Buyers

1
Edgewood Management
Edgewood Management
Connecticut
$747M
2
BlackRock
BlackRock
New York
$15.8B
3
VOYA Investment Management
VOYA Investment Management
Georgia
$939M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
$726M
5
Bessemer Group
Bessemer Group
New Jersey
$314M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
$11.6B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$2.76B
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$1.38B
4
Millennium Management
Millennium Management
New York
$444M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
$1.14M
Name Holding Trade Value Shares
Change 		Shares
Change %
FMP
1501
Financial Management Professionals
Texas
$52.7K +$7.3K +68 +16%
IUHSA
1502
Itau Unibanco Holding S.A.
Brazil
$52.7K +$15.3K +196 +41%
PWMG
1503
Prestige Wealth Management Group
New Jersey
$52.2K -$2.26K -21 -4%
RWM
1504
RMG Wealth Management
Wisconsin
$52.1K +$52.1K +500 New
PP
1505
PrairieView Partners
Minnesota
$48K – – –
RA
1506
Rational Advisors
New York
$46.4K +$46.4K +432 New
RA
1507
Ransom Advisory
Rhode Island
$46.2K – – –
OP
1508
ORG Partners
Indiana
$46.1K +$32.7K +312 +244%
NEWAS
1509
N.E.W. Advisory Services
Wisconsin
$43K -$32.2K -300 -43%
OIA
1510
Optimum Investment Advisors
Illinois
$43K – – –
FDW
1511
Fourth Dimension Wealth
Ohio
$43K – – –
TCM
1512
Traub Capital Management
Massachusetts
$42.7K +$42.7K +398 New
DIP
1513
DT Investment Partners
Pennsylvania
$40.8K – – –
AAF
1514
Andra AP-fonden
Sweden
$40.6K +$40.6K +378 New
DF
1515
Dunhill Financial
United Kingdom
$40.2K -$215 -2 -0.5%
BFPW
1516
BOK Financial Private Wealth
Colorado
$39.6K – – –
CFD
1517
Creative Financial Designs
Indiana
$39.4K -$3.01K -28 -7%
SC
1518
Solstein Capital
California
$38.9K +$38.9K +362 New
AWM
1519
Activest Wealth Management
Florida
$38.3K -$2.36K -22 -6%
OLVIG
1520
Oliver Lagore Vanvalin Investment Group
Michigan
$37.4K +$37.4K +371 New
1M
1521
1248 Management
Missouri
$37.2K – – –
MIFH
1522
Migdal Insurance & Financial Holdings
Israel
$37K +$15.6K +145 +73%
IBOK
1523
Independence Bank of Kentucky
Kentucky
$36.5K +$3.97K +37 +12%
AG
1524
AmeriFlex Group
Nevada
$36.4K – – –
MAM
1525
Meeder Asset Management
Ohio
$34.6K +$6.45K +60 +23%
59 60
61
62 63