BSX icon

Boston Scientific
BSX

Overview Fund Activity

1,660 hedge funds and large institutions have $145B invested in Boston Scientific in 2025 Q2 according to their latest regulatory filings, with 151 funds opening new positions, 744 increasing their positions, 539 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,660
Holders Change
+40
Holders Change %
+2.47%
% of All Funds
22.25%
Holding in Top 10
40
Holding in Top 10 Change
-10
Holding in Top 10 Change %
-20%
% of All Funds
0.54%
New
151
Increased
744
Reduced
539
Closed
86
Calls
$1.08B
Puts
$859M
Net Calls
+$225M
Net Calls Change
-$30.7M

Top Buyers

1
Edgewood Management
Edgewood Management
Connecticut
+$747M
2
BlackRock
BlackRock
New York
+$539M
3
VOYA Investment Management
VOYA Investment Management
Georgia
+$514M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$313M
5
Bessemer Group
Bessemer Group
New Jersey
+$311M

Top Sellers

1
Fidelity Investments
Fidelity Investments
Massachusetts
-$2.18B
2
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
-$630M
3
Massachusetts Financial Services
Massachusetts Financial Services
Massachusetts
-$393M
4
Millennium Management
Millennium Management
New York
-$355M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
-$284M
Name Holding Trade Value Shares
Change 		Shares
Change %
A
626
Argentarii
Ohio
$3.09M -$234K -2,175 -7%
CFO
627
Callan Family Office
Pennsylvania
$3.05M +$2.28M +21,203 +295%
DAM
628
Deltec Asset Management
New York
$3.04M +$2.34M +21,800 +335%
LAM
629
LECAP Asset Management
United Kingdom
$2.91M +$2.91M +27,070 New
BCM
630
Barometer Capital Management
Ontario, Canada
$2.91M -$1.15M -10,750 -28%
AIC
631
Argus Investors Counsel
New York
$2.89M +$44.6K +415 +2%
GT
632
Greenleaf Trust
Michigan
$2.88M -$160K -1,488 -5%
CUAMC
633
China Universal Asset Management Company
China
$2.85M +$874K +8,139 +44%
EWM
634
Empirical Wealth Management
Washington
$2.84M +$504K +4,690 +22%
MC
635
Moors & Cabot
Massachusetts
$2.82M -$90.7K -844 -3%
BAAM
636
Baker Avenue Asset Management
California
$2.8M -$151K -1,410 -5%
IA
637
Integrity Alliance
Iowa
$2.79M -$58.2K -542 -2%
ORAM
638
One River Asset Management
Connecticut
$2.78M +$2.78M +25,872 New
FCM
639
Fairbanks Capital Management
California
$2.76M +$173K +1,609 +7%
SIA
640
Schear Investment Advisers
Ohio
$2.74M +$139K +1,293 +5%
SC
641
Syon Capital
California
$2.74M +$459K +4,277 +20%
GSC
642
G&S Capital
Colorado
$2.73M +$48.7K +453 +2%
TSMHT
643
Thurston Springer Miller Herd & Titak
Indiana
$2.72M +$472K +4,394 +21%
MMA
644
Miracle Mile Advisors
California
$2.7M +$2.06M +19,159 +318%
AWM
645
Apollon Wealth Management
South Carolina
$2.67M +$207K +1,929 +8%
PMWMG
646
Parr McKnight Wealth Management Group
Minnesota
$2.63M +$51.6K +480 +2%
OF
647
Outfitter Financial
Maine
$2.59M -$37.6K -350 -1%
MGP
648
M&G plc
United Kingdom
$2.57M +$7.38K +69 +0.3%
FM
649
Freemont Management
Switzerland
$2.57M +$601K +5,600 +31%
GH
650
GAM Holding
Switzerland
$2.56M -$424K -3,943 -14%
24 25
26
27 28