BSX icon

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, 656 increasing their positions, 545 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
22.01%
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
656
Reduced
545
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 %
Bank Julius Baer & Co
251
Bank Julius Baer & Co
Switzerland
$27.9M -$3.57M -33,097 -11%
BPC
252
Banque Pictet & Cie
Switzerland
$27.7M -$7.47M -74,084 -21%
Fifth Third Bancorp
253
Fifth Third Bancorp
Ohio
$27.4M +$4.33M +42,933 +19%
EI
254
Ethic Inc
New York
$27.2M +$2.73M +26,919 +11%
BSA
255
Braun Stacey Associates
New York
$26.7M -$298K -2,955 -1%
CPC
256
Cookson Peirce & Co
Pennsylvania
$26.5M +$403K +3,998 +2%
IMPI
257
Ilmarinen Mutual Pension Insurance
Finland
$26.5M – – –
SCM
258
Shelton Capital Management
Colorado
$26.5M +$11M +108,829 +71%
OSAM
259
O'Shaughnessy Asset Management
Connecticut
$26.5M +$2.3M +22,757 +9%
SCM
260
Suvretta Capital Management
New York
$26.4M -$13.7M -135,580 -34%
Creative Planning
261
Creative Planning
Kansas
$26M +$3.77M +37,383 +17%
Tudor Investment Corp
262
Tudor Investment Corp
Connecticut
$25.8M +$25.8M +256,131 New
UIM
263
USS Investment Management
United Kingdom
$25.7M – – –
Commonwealth Equity Services
264
Commonwealth Equity Services
Massachusetts
$25.6M +$2.57M +25,449 +11%
Truist Financial
265
Truist Financial
North Carolina
$25M +$3.21M +31,785 +15%
ZIM
266
Zacks Investment Management
Illinois
$24.9M +$699K +6,929 +3%
Daiwa Securities Group
267
Daiwa Securities Group
Japan
$24.7M +$3.58M +35,507 +17%
Mariner
268
Mariner
Kansas
$24.7M +$6.95M +68,876 +39%
URS
269
Utah Retirement Systems
Utah
$24.5M -$44.7K -443 -0.2%
CWM
270
Congress Wealth Management
Massachusetts
$24.3M +$595K +5,902 +3%
Baird Financial Group
271
Baird Financial Group
Wisconsin
$24.3M +$1.39M +13,819 +6%
CIBC Asset Management
272
CIBC Asset Management
Ontario, Canada
$24.2M -$239K -2,371 -1%
ProShare Advisors
273
ProShare Advisors
Maryland
$23.9M +$1.25M +12,415 +6%
QCM
274
Quantinno Capital Management
New York
$23.9M +$10.4M +103,031 +77%
AAP
275
Aristotle Atlantic Partners
Florida
$23.7M +$843K +8,355 +4%
9 10
11
12 13