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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 %
TMAM
526
Tokio Marine Asset Management
Japan
$4.76M +$296K +2,930 +7%
NSEDCP
527
NJ State Employees Deferred Compensation Plan
New Jersey
$4.74M – – –
NMIMC
528
Northwestern Mutual Investment Management Company
Wisconsin
$4.73M +$7.97K +79 +0.2%
PAS
529
Park Avenue Securities
New York
$4.65M +$3.35M +33,213 +258%
MPPLM
530
Midwest Professional Planners Ltd (MPPL)
Wisconsin
$4.62M -$73K -724 -2%
TPM
531
Triasima Portfolio Management
Quebec, Canada
$4.5M +$359K +3,559 +9%
AI
532
Atria Investments
North Carolina
$4.49M +$1.82K +18 +0%
ACM
533
Aubrey Capital Management
United Kingdom
$4.44M -$666K -6,600 -13%
UCFA
534
United Capital Financial Advisors
Texas
$4.43M +$194K +1,924 +5%
TCA
535
Trifecta Capital Advisors
Illinois
$4.38M +$450K +4,456 +11%
CWP
536
Cyndeo Wealth Partners
Florida
$4.37M +$442K +4,383 +11%
PDL
537
Portfolio Design Labs
California
$4.37M +$3.27M +32,373 +297%
SCM
538
Silvant Capital Management
Georgia
$4.31M – – –
KRSITF
539
Kentucky Retirement Systems Insurance Trust Fund
Kentucky
$4.31M -$460K -4,556 -10%
AAS
540
Avantax Advisory Services
Texas
$4.3M +$625K +6,200 +17%
SFS
541
Sowell Financial Services
Arkansas
$4.24M +$2.2M +21,849 +109%
HFS
542
Hantz Financial Services
Michigan
$4.23M +$889K +8,808 +27%
SC
543
Stance Capital
Massachusetts
$4.23M -$541K -5,358 -11%
SCM
544
Sandler Capital Management
New York
$4.21M +$666K +6,605 +19%
NRD
545
Nebula Research & Development
New York
$4.19M +$3.11M +30,848 +288%
OHIS
546
Oak Harvest Investment Services
Texas
$4.16M +$43.5K +431 +1%
BG
547
BDF Gestion
France
$4.14M – – –
TPCW
548
TD Private Client Wealth
New York
$4.11M +$158K +1,569 +4%
TCM
549
Twin Capital Management
Pennsylvania
$4.1M +$2.04M +20,229 +99%
CCS
550
Concentric Capital Strategies
Connecticut
$4.08M +$4.08M +40,448 New
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