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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
22.25%
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 %
NG
1251
Norden Group
Utah
$302K +$302K +2,814 New
CHAM
1252
Clear Harbor Asset Management
Connecticut
$302K – – –
WFA
1253
Wellspring Financial Advisors
Ohio
$302K +$302K +2,808 New
AWM
1254
Accurate Wealth Management
Florida
$301K -$2.87M -27,611 -90%
PCS
1255
Personal CFO Solutions
New Jersey
$300K +$67K +624 +29%
RAM
1256
RWC Asset Management
United Kingdom
$298K -$7.09K -66 -2%
LP
1257
LMR Partners
United Kingdom
$298K -$9.52M -88,659 -97%
A
1258
Allianz
Germany
$298K – – –
CWS
1259
Cypress Wealth Services
California
$296K +$23K +214 +8%
EFS
1260
Essex Financial Services
Connecticut
$295K -$24.4K -227 -8%
GPW
1261
Genesis Private Wealth
Virginia
$294K +$2.79K +26 +1%
SVWAG
1262
Sound View Wealth Advisors Group
Georgia
$294K +$11.1K +103 +4%
CCM
1263
Consolidated Capital Management
California
$294K – – –
GKWIM
1264
Gerber Kawasaki Wealth & Investment Management
California
$291K +$10.6K +99 +4%
MAM
1265
Madison Asset Management
Wisconsin
$290K – – –
LA
1266
LM Advisors
California
$290K -$2.9K -27 -1%
GDP
1267
Great Diamond Partners
Maine
$286K -$21.2K -197 -7%
CFO
1268
CVA Family Office
Colorado
$284K -$2.36K -22 -0.8%
FFA
1269
Fairfield Financial Advisors
Massachusetts
$284K +$4.83K +45 +2%
WP
1270
Westmount Partners
California
$283K +$3.55K +33 +1%
OFS
1271
Orrstown Financial Services
Pennsylvania
$283K +$283K +2,635 New
EWA
1272
Exencial Wealth Advisors
Oklahoma
$283K +$9.45K +88 +3%
VFA
1273
Voya Financial Advisors
Connecticut
$282K -$88.3K -829 -24%
PFG
1274
Putney Financial Group
California
$281K -$112K -1,040 -28%
AFW
1275
Avantra Family Wealth
Pennsylvania
$280K +$280K +2,608 New
49 50
51
52 53