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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
22.25%
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
+$539M
3
VOYA Investment Management
VOYA Investment Management
Georgia
+$514M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$313M
5
Bessemer Group
Bessemer Group
New Jersey
+$311M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$2.18B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$630M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$393M
4
Millennium Management
Millennium Management
New York
-$355M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
-$284M
Name Holding Trade Value Shares
Change 		Shares
Change %
SC
676
Savant Capital
Illinois
$2.28M +$89.6K +834 +4%
SAM
677
Sectoral Asset Management
Quebec, Canada
$2.27M -$333K -3,100 -13%
FHA
678
Flagship Harbor Advisors
Massachusetts
$2.23M -$42K -391 -2%
AWA
679
Arkadios Wealth Advisors
Georgia
$2.23M +$173K +1,606 +8%
QCM
680
Qsemble Capital Management
New York
$2.19M -$768K -7,152 -26%
SCA
681
Snowden Capital Advisors
New York
$2.19M -$308K -2,864 -12%
FB
682
Fulton Bank
Pennsylvania
$2.17M +$27K +251 +1%
M
683
Mirova
France
$2.17M -$229K -2,136 -10%
FRA
684
Frank Rimerman Advisors
California
$2.16M -$106K -989 -5%
NRG
685
Nemes Rush Group
Michigan
$2.15M +$2.08M +19,391 +3,054%
MGM
686
Miura Global Management
New York
$2.15M -$2.15M -20,000 -50%
GIC
687
Generali Investments CEE
Czech Republic
$2.15M – – –
IAS
688
IMA Advisory Services
Colorado
$2.14M +$5.05K +47 +0.2%
AWM
689
AE Wealth Management
Kansas
$2.13M +$137K +1,280 +7%
CP
690
CenterBook Partners
Connecticut
$2.13M -$752K -6,998 -26%
BONH
691
Bank of New Hampshire
New Hampshire
$2.12M +$1.79M +16,699 +552%
SAM
692
Strategy Asset Managers
California
$2.12M -$11.7K -109 -0.5%
SWP
693
Stratos Wealth Partners
Ohio
$2.11M +$1.4M +13,011 +195%
Brown Advisory
694
Brown Advisory
Maryland
$2.1M +$384K +3,571 +22%
FMI
695
F/M Investments
District of Columbia
$2.09M -$19.3K -180 -0.9%
SGI
696
Summit Global Investments
Utah
$2.08M +$32.2K +300 +2%
P
697
Pitcairn
Pennsylvania
$2.08M -$461K -4,291 -18%
SWM
698
Spire Wealth Management
Virginia
$2.05M +$913K +8,498 +80%
WSFS
699
Wilmington Savings Fund Society
Delaware
$2.02M -$278K -2,589 -12%
LGA
700
Lebenthal Global Advisors
New York
$2.01M +$7.73K +72 +0.4%
26 27
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