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Boston Scientific

1,678 hedge funds and large institutions have $145B invested in Boston Scientific in 2025 Q2 according to their latest regulatory filings, with 154 funds opening new positions, 748 increasing their positions, 548 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,678
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
42
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.08B
Puts
$859M
Net Calls
Net Calls Change

Top Buyers

1 +$747M
2 +$539M
3 +$514M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$313M
5
Bessemer Group
Bessemer Group
New Jersey
+$311M
Name Holding Trade Value Shares
Change
Change in
Stake
Skandinaviska Enskilda Banken (SEB)
101
Skandinaviska Enskilda Banken (SEB)
Sweden
$218M
Bank of Montreal
102
Bank of Montreal
Ontario, Canada
$217M
Voloridge Investment Management
103
Voloridge Investment Management
Florida
$217M
UE
104
Unisphere Establishment
Liechtenstein
$211M
Macquarie Group
105
Macquarie Group
Australia
$209M
Canada Life
106
Canada Life
Manitoba, Canada
$207M
GLA
107
Great Lakes Advisors
Illinois
$200M
Principal Financial Group
108
Principal Financial Group
Iowa
$199M
Allianz Asset Management
109
Allianz Asset Management
Germany
$198M
AQR Capital Management
110
AQR Capital Management
Connecticut
$197M
DekaBank Deutsche Girozentrale
111
DekaBank Deutsche Girozentrale
Germany
$195M
Zurich Cantonal Bank
112
Zurich Cantonal Bank
Switzerland
$195M
Federated Hermes
113
Federated Hermes
Pennsylvania
$195M
BG
114
Bellevue Group
Switzerland
$190M
Allspring Global Investments
115
Allspring Global Investments
North Carolina
$189M
DPL
116
Danica Pension Livsforsikrings
$183M
CAM
117
Congress Asset Management
Massachusetts
$183M
ECU
118
Egerton Capital (UK)
United Kingdom
$176M
LPL Financial
119
LPL Financial
California
$172M
Mackenzie Financial
120
Mackenzie Financial
Ontario, Canada
$172M
Balyasny Asset Management
121
Balyasny Asset Management
Illinois
$162M
Renaissance Technologies
122
Renaissance Technologies
New York
$161M
CI Investments Inc
123
CI Investments Inc
Ontario, Canada
$160M
State Board of Administration of Florida Retirement System
124
State Board of Administration of Florida Retirement System
Florida
$157M
Korea Investment Corp
125
Korea Investment Corp
South Korea
$157M