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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
22.26%
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 %
WA
1451
Whipplewood Advisors
Colorado
$106K -$644 -6 -0.6%
AT
1452
Arlington Trust
Alabama
$105K +$2.15K +20 +2%
BHWM
1453
Bay Harbor Wealth Management
Maryland
$105K -$16.6K -155 -14%
WIM
1454
Westside Investment Management
California
$104K +$37.3K +351 +56%
SS
1455
Sunbelt Securities
Texas
$103K +$1.34K +15 +1%
CBT
1456
Crews Bank & Trust
Florida
$102K – – –
KFI
1457
Key Financial Inc
Pennsylvania
$101K +$23.6K +220 +31%
BCWM
1458
Bartlett & Co Wealth Management
Ohio
$99.6K -$10.2K -95 -9%
ADL
1459
Asset Dedication LLC
California
$99.2K – – –
RA
1460
RiverPark Advisors
New York
$97K +$66.4K +618 +217%
MCM
1461
MV Capital Management
Maryland
$95K +$5.69K +53 +6%
HWA
1462
HHM Wealth Advisors
Tennessee
$94.6K – – –
RI
1463
Ridgewood Investments
New Jersey
$93K – – –
MSWA
1464
Marshall & Sterling Wealth Advisors
New York
$92.7K +$36.4K +339 +65%
AIM
1465
Arcadia Investment Management
Michigan
$91.9K – – –
RA
1466
Rise Advisors
New York
$90.3K -$322 -3 -0.4%
CB
1467
CNB Bank
Pennsylvania
$85.9K – – –
PWA
1468
Physician Wealth Advisors
Utah
$85.9K +$5.48K +51 +7%
SO
1469
Sierra Ocean
California
$84.6K +$3.01K +28 +4%
QL
1470
Quarry LP
New York
$84.1K -$102K -949 -55%
SFCL
1471
Strengthening Families & Communities LLC
Massachusetts
$83.7K -$64.2K -636 -43%
PPC
1472
Park Place Capital
Alabama
$82.9K – – –
WBC
1473
West Branch Capital
Massachusetts
$81.7K – – –
CTC
1474
Cetera Trust Company
Minnesota
$80.1K – – –
KPP
1475
Kings Path Partners
Texas
$75.8K – – –
57 58
59
60 61