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Boston Scientific
BSX

Overview Fund Activity

1,661 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
1,661
Holders Change
+41
Holders Change %
+2.53%
% 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
+$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 %
SACTSONJ
976
Supplemental Annuity Collective Trust (SACT) of New Jersey
New Jersey
$752K – – –
CF
977
Cantor Fitzgerald
New York
$750K +$750K +6,981 New
LA
978
Lifeworks Advisors
Michigan
$747K -$62.2K -579 -8%
HIM
979
Hillsdale Investment Management
Ontario, Canada
$747K +$96.7K +900 +15%
WANY
980
Wealthspire Advisors (New York)
New York
$744K +$77.2K +719 +12%
FCFC
981
First Commonwealth Financial Corp
Pennsylvania
$741K – – –
IAN
982
Integrated Advisors Network
Texas
$739K +$5.05K +47 +0.7%
DAS
983
Dynamic Advisor Solutions
Arizona
$738K +$183K +1,704 +33%
JFA
984
JNBA Financial Advisors
Minnesota
$737K – – –
AA
985
Advisory Alpha
Michigan
$737K +$92.4K +860 +14%
PW
986
Paladin Wealth
Minnesota
$735K -$33.5K -312 -4%
WA
987
Wealthstar Advisors
Texas
$734K +$89.2K +830 +14%
LFA
988
Legacy Financial Advisors
Kentucky
$730K +$131K +1,218 +22%
PCP
989
Proficio Capital Partners
Massachusetts
$730K +$144K +1,339 +25%
ITFISA
990
Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna
$728K +$108K +1,001 +17%
WSCM
991
Wellington Shields Capital Management
New York
$726K – – –
CWMK
992
Caliber Wealth Management (Kansas)
Kansas
$723K -$8.27K -77 -1%
FC
993
Forte Capital
New York
$721K +$45.6K +425 +7%
SIG
994
Stonegate Investment Group
Alabama
$715K -$49.8K -464 -7%
WSA
995
Warm Springs Advisors
California
$713K -$106K -991 -13%
LAM
996
L2 Asset Management
Massachusetts
$712K +$36.9K +344 +5%
GM
997
GeoWealth Management
Illinois
$709K -$309K -2,875 -30%
1IA
998
1834 Investment Advisors
Wisconsin
$703K – – –
ST
999
Smithfield Trust
Pennsylvania
$699K -$10.7K -100 -2%
CCP
1000
Clarkston Capital Partners
Michigan
$698K – – –
38 39
40
41 42