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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, 657 increasing their positions, 544 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%
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
657
Reduced
544
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
+$533M
2
Bank of America
Bank of America
North Carolina
+$411M
3
Two Sigma Advisers
Two Sigma Advisers
New York
+$348M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$310M
5
SP
SurgoCap Partners
New York
+$267M

Top Sellers

1
Franklin Resources
Franklin Resources
California
-$917M
2
DZ Bank
DZ Bank
Germany
-$461M
3
Fidelity Investments
Fidelity Investments
Massachusetts
-$388M
4
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$317M
5
Impax Asset Management Group
Impax Asset Management Group
United Kingdom
-$304M
Name Holding Trade Value Shares
Change 		Shares
Change %
PS
876
Principal Securities
Iowa
$961K – – –
MCM
877
Manchester Capital Management
Vermont
$960K +$50.8K +504 +6%
GM
878
GeoWealth Management
Illinois
$956K -$200K -1,978 -17%
HFS
879
Heritage Financial Services
Massachusetts
$947K +$947K +9,388 New
HIA
880
Harbor Investment Advisory
Maryland
$947K +$346K +3,428 +58%
CI
881
Conning Inc
Connecticut
$947K +$908 +9 +0.1%
LHC
882
Little House Capital
Massachusetts
$945K +$945K +9,365 New
IC
883
Iconiq Capital
California
$943K +$194K +1,922 +26%
ACM
884
Aster Capital Management
United Arab Emirates
$938K +$938K +9,041 New
LFAS
885
Level Four Advisory Services
Texas
$924K +$73.7K +731 +9%
TSW
886
Thompson Siegel & Walmsley
Virginia
$921K – – –
TFIPS
887
Towarzystwo Funduszy Inwestycyjnych PZU SA
$920K -$153K -1,515 -14%
KIA
888
KCM Investment Advisors
California
$913K -$404 -4 -0%
CP
889
Clarendon Private
Massachusetts
$909K +$115K +1,142 +15%
NA
890
Nottingham Advisors
New York
$908K +$504 +5 +0.1%
CCP
891
Clough Capital Partners
Massachusetts
$908K – – –
PCM
892
Penserra Capital Management
California
$888K +$499K +4,952 +128%
OIAM
893
OFI Invest Asset Management
France
$887K +$887K +9,500 New
SAI
894
Savvy Advisors Inc
New York
$883K -$253K -2,506 -22%
SCI
895
Stableford Capital II
Arizona
$882K -$285 -3 -0%
TCA
896
Transcend Capital Advisors
New Jersey
$879K +$129K +1,275 +17%
AIM
897
Aspen Investment Management
Michigan
$878K +$151K +1,497 +21%
PPWP
898
Premier Path Wealth Partners
New Jersey
$878K +$908 +9 +0.1%
CI
899
CX Institutional
Indiana
$877K -$156K -1,550 -15%
WR
900
WD Rutherford
Oregon
$871K +$339K +3,599 +64%
34 35
36
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