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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 %
HCM
751
Helios Capital Management
Singapore
$1.51M – – –
SC
752
Scotia Capital
Ontario, Canada
$1.51M -$81.2K -805 -5%
RZH
753
Relyea Zuckerberg Hanson
Connecticut
$1.51M +$7.36K +73 +0.5%
IAA
754
Independent Advisor Alliance
North Carolina
$1.5M +$68.3K +677 +5%
SP
755
SIH Partners
Delaware
$1.5M +$1.5M +14,873 New
CI
756
Cigna Investments
Connecticut
$1.49M -$33.3K -330 -2%
EI
757
Ellevest Inc
New York
$1.48M +$79.2K +785 +6%
DWT
758
Dorsey & Whitney Trust
South Dakota
$1.48M +$49.4K +490 +3%
IAS
759
Insigneo Advisory Services
Florida
$1.48M +$293K +2,906 +25%
UIA
760
Ulland Investment Advisors
Minnesota
$1.47M -$92.8K -920 -6%
LJAC
761
L.J. Altfest & Co
New York
$1.47M +$40.6K +402 +3%
TCM
762
Teza Capital Management
Illinois
$1.46M +$1.46M +14,446 New
TF
763
TLWM Financial
Texas
$1.45M +$34.9K +346 +2%
FFO
764
Fiduciary Family Office
Florida
$1.44M +$1.44M +14,236 New
AIP
765
Ameritas Investment Partners
Nebraska
$1.42M -$32.2K -319 -2%
LB
766
Legacy Bridge
Iowa
$1.41M – – –
CAM
767
Cresset Asset Management
Illinois
$1.4M -$157K -1,559 -10%
VIA
768
Virtus Investment Advisers
Connecticut
$1.4M +$1.25M +12,425 +851%
PCG
769
Prosperity Consulting Group
Maryland
$1.4M +$8.68K +86 +0.6%
SBFM
770
S-Bank Fund Management
Finland
$1.4M +$1.4M +13,846 New
WCA
771
Westover Capital Advisors
Delaware
$1.39M -$94.2K -934 -6%
HFM
772
Harvest Fund Management
China
$1.38M -$42.6K -422 -3%
DC
773
Davenport & Co
Virginia
$1.38M +$184K +1,828 +15%
IIA
774
IPG Investment Advisors
California
$1.37M -$438K -4,341 -24%
PWM
775
Perigon Wealth Management
California
$1.37M +$100K +996 +8%
29 30
31
32 33