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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 %
LSIA
1151
LaSalle St. Investment Advisors
Illinois
$407K +$22.2K +207 +6%
CRI
1152
Colonial River Investments
Virginia
$406K +$186K +1,788 +84%
CRC
1153
Curi RMB Capital
Illinois
$406K +$406K +3,779 New
FA
1154
FDx Advisors
Illinois
$405K -$38.1K -354 -9%
MA
1155
MONECO Advisors
Connecticut
$405K -$29.2K -272 -7%
CFS
1156
CRA Financial Services
New Jersey
$405K +$29.9K +278 +8%
CPW
1157
Cove Private Wealth
New York
$403K +$188K +1,750 +88%
HFW
1158
Horizon Family Wealth
Illinois
$402K +$537 +5 +0.1%
OL
1159
Optas LLC
Texas
$402K -$20K -186 -5%
CIA
1160
Choate Investment Advisors
Massachusetts
$402K -$2.58K -24 -0.6%
WAP
1161
Wealthcare Advisory Partners
Pennsylvania
$401K +$6.23K +58 +2%
AFT
1162
Alpha Family Trust
California
$401K – – –
LCWP
1163
Legacy Capital Wealth Partners
Arkansas
$400K +$37.7K +351 +10%
PTC
1164
Private Trust Company
Ohio
$399K +$85.8K +799 +27%
ACGA
1165
Atlanta Consulting Group Advisors
Georgia
$397K – – –
VCM
1166
Versant Capital Management
Arizona
$397K -$187K -1,737 -32%
AO
1167
Advisor OS
Illinois
$397K +$42.2K +393 +12%
WP
1168
Wealthspan Partners
Iowa
$396K – – –
Westfield Capital Management
1169
Westfield Capital Management
Massachusetts
$394K -$146K -1,356 -27%
BWM
1170
Baron Wealth Management
Michigan
$392K +$16.5K +154 +4%
Wolverine Trading
1171
Wolverine Trading
Illinois
$391K -$782K -7,339 -67%
AA
1172
Ancora Advisors
Ohio
$389K – – –
ESB
1173
Essex Savings Bank
Connecticut
$389K -$8.06K -75 -2%
PAM
1174
Palisade Asset Management
Minnesota
$388K – – –
WAM
1175
Wakefield Asset Management
Colorado
$387K +$387K +3,600 New
45 46
47
48 49