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Boston Scientific
BSX

Overview Fund Activity

1,620 hedge funds and large institutions have $133B invested in Boston Scientific in 2025 Q1 according to their latest regulatory filings, with 233 funds opening new positions, 656 increasing their positions, 545 reducing their positions, and 75 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,620
Holders Change
+128
Holders Change %
+8.58%
% of All Funds
22.01%
Holding in Top 10
50
Holding in Top 10 Change
+11
Holding in Top 10 Change %
+28.21%
% of All Funds
0.68%
New
233
Increased
656
Reduced
545
Closed
75
Calls
$1.07B
Puts
$819M
Net Calls
+$256M
Net Calls Change
+$371M

Top Buyers

1
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$3.18B
2
Bank of America
Bank of America
North Carolina
$3.18B
3
Two Sigma Advisers
Two Sigma Advisers
New York
$424M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
$387M
5
SP
SurgoCap Partners
New York
$267M

Top Sellers

1
Franklin Resources
Franklin Resources
California
$751M
2
DZ Bank
DZ Bank
Germany
$1.79B
3
Fidelity Investments
Fidelity Investments
Massachusetts
$13B
4
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
$1.67B
5
Impax Asset Management Group
Impax Asset Management Group
United Kingdom
$146M
Name Holding Trade Value Shares
Change 		Shares
Change %
NWM
1626
Nicola Wealth Management
British Columbia, Canada
– -$9.14M -102,300 Closed
ACM
1627
Atika Capital Management
New York
– -$7.61M -85,200 Closed
CCM
1628
Catalio Capital Management
New York
– -$6.51M -72,925 Closed
CPCPP
1629
Canada Post Corporation Pension Plan
Canada
– -$5.45M -60,994 Closed
Group One Trading
1630
Group One Trading
Illinois
– -$4.92M -55,063 Closed
WHGC
1631
Wealth High Governance Capital
Brazil
– -$4.44M -49,750 Closed
FHB
1632
First Hawaiian Bank
Hawaii
– -$4.1M -45,847 Closed
EAM
1633
Exome Asset Management
New York
– -$3.62M -40,500 Closed
CM
1634
Crestline Management
Texas
– -$2.97M -33,292 Closed
BGDI
1635
BW Gestao de Investimentos
Brazil
– -$2.7M -30,250 Closed
EAM
1636
EFG Asset Management
Oregon
– -$2.67M -29,930 Closed
VU
1637
Vanderbilt University
Tennessee
– -$2.12M -23,681 Closed
LIP
1638
Lighthouse Investment Partners
Florida
– -$1.79M -20,000 Closed
GSWM
1639
Greenup Street Wealth Management
Michigan
– -$1.63M -18,290 Closed
EAM
1640
Empirical Asset Management
Massachusetts
– -$45.9K -16,204 Closed
VEA
1641
Virtus ETF Advisers
New York
– -$1.21M -13,576 Closed
PCP
1642
Pacific Capital Partners
– -$1.18M -13,156 Closed
ACP
1643
Aveo Capital Partners
Colorado
– -$1.02M -11,461 Closed
HT
1644
HAP Trading
New York
– -$1.01M -11,262 Closed
SW
1645
SVB Wealth
Massachusetts
– -$999K -11,185 Closed
WPW
1646
Waldron Private Wealth
Pennsylvania
– -$914K -10,238 Closed
CM
1647
Caption Management
Oklahoma
– -$878K -9,833 Closed
ADIM
1648
Alpha DNA Investment Management
Maryland
– -$811K -9,078 Closed
UOC
1649
UBS O'Connor
Illinois
– -$744K -8,334 Closed
WWM
1650
Whalen Wealth Management
Nevada
– -$684K -7,657 Closed
64 65
66
67 68