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Boston Scientific
BSX

Overview Fund Activity

1,659 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, 538 reducing their positions, and 86 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
1,659
Holders Change
+39
Holders Change %
+2.41%
% of All Funds
22.27%
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
538
Closed
86
Calls
$1.08B
Puts
$859M
Net Calls
+$225M
Net Calls Change
-$30.7M

Top Buyers

1
Edgewood Management
1
Edgewood Management
Connecticut
$747M
2
BlackRock
2
BlackRock
New York
$15.8B
3
VOYA Investment Management
3
VOYA Investment Management
Georgia
$939M
4
D.E. Shaw & Co
4
D.E. Shaw & Co
New York
$726M
5
Bessemer Group
5
Bessemer Group
New Jersey
$314M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$11.6B
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$2.76B
3
Massachusetts Financial Services
3
Massachusetts Financial Services
Massachusetts
$1.38B
4
Millennium Management
4
Millennium Management
New York
$444M
5
Winslow Capital Management
5
Winslow Capital Management
Minnesota
$1.14M
Name Holding Trade Value Shares
Change 		Shares
Change %
JFG
276
Jefferies Financial Group
New York
$27.7M +$18.1M +168,761 +190%
X
277
Xponance
Pennsylvania
$27.7M +$4.27M +39,769 +18%
UIM
278
USS Investment Management
United Kingdom
$27.6M +$256K +2,383 +0.9%
BSA
279
Braun Stacey Associates
New York
$27.4M -$992K -9,238 -3%
ZIM
280
Zacks Investment Management
Illinois
$26.5M +$46K +428 +0.2%
URS
281
Utah Retirement Systems
Utah
$26M -$78.3K -729 -0.3%
Mirae Asset Global Investments
282
Mirae Asset Global Investments
South Korea
$26M +$2.88M +26,775 +12%
DWM
283
Dakota Wealth Management
Florida
$25.6M +$612K +5,701 +2%
Commonwealth Equity Services
284
Commonwealth Equity Services
Massachusetts
$25.5M -$1.72M -16,017 -6%
SMFG
285
Sumitomo Mitsui Financial Group
Japan
$25.3M +$3.21M +29,839 +15%
AIM
286
Achmea Investment Management
Netherlands
$25.2M +$3.72M +34,600 +17%
HJGA
287
Hardman Johnston Global Advisors
Connecticut
$25.1M -$5.77M -53,750 -19%
BCIM
288
British Columbia Investment Management
British Columbia, Canada
$25M -$5.24M -48,825 -17%
BMSSC
289
B. Metzler seel. Sohn & Co
Germany
$24.8M +$125K +1,160 +0.5%
Truist Financial
290
Truist Financial
North Carolina
$24.7M -$1.95M -18,116 -7%
CCM
291
Catalio Capital Management
New York
$24.6M +$24.6M +229,046 New
TRSOTSOK
292
Teachers Retirement System of the State of Kentucky
Kentucky
$24.5M +$531K +4,942 +2%
AAP
293
Aristotle Atlantic Partners
Florida
$24.4M -$812K -7,557 -3%
Rockefeller Capital Management
294
Rockefeller Capital Management
New York
$24.2M +$5.86M +54,573 +32%
YCM
295
Yousif Capital Management
Michigan
$24.1M -$468K -4,360 -2%
PFSRSONJ
296
Police & Firemen's Retirement System of New Jersey
New Jersey
$24.1M +$1.11M +10,325 +5%
Squarepoint
297
Squarepoint
New York
$23.9M -$60.2K -560 -0.3%
CI
298
Capital International
California
$23.8M +$27K +251 +0.1%
CIBC Asset Management
299
CIBC Asset Management
Ontario, Canada
$23.8M -$2.02M -18,850 -8%
GI
300
Gradient Investments
Minnesota
$23.5M -$640K -5,961 -3%
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