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Boston Scientific

1,691 hedge funds and large institutions have $131B invested in Boston Scientific in 2025 Q3 according to their latest regulatory filings, with 177 funds opening new positions, 762 increasing their positions, 548 reducing their positions, and 133 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding

Funds holding:

0.88% less ownership

Funds ownership: 91.29%90.41% (-0.88%)

7% less funds holding in top 10

Funds holding in top 10: 4239 (-3)

10% less capital invested

Capital invested by funds: $145B → $131B (-$14.2B)

Holders
1,691
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
39
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.13B
Puts
$989M
Net Calls
Net Calls Change

Top Buyers

1 +$671M
2 +$547M
3 +$358M
4
Millennium Management
Millennium Management
New York
+$357M
5
Citadel Advisors
Citadel Advisors
Florida
+$342M
Name Holding Trade Value Shares
Change
Change in
Stake
FC
1576
Fairscale Capital
New Hampshire
$19.5K
BCM
1577
Berbice Capital Management
New York
$19.5K
PWMG
1578
Private Wealth Management Group
New Jersey
$18.5K
HFS
1579
Hughes Financial Services
Virginia
$18.4K
FIM
1580
FWL Investment Management
Texas
$17.6K
WWA
1581
Wealth Watch Advisors
Colorado
$17.1K
SIC
1582
SJS Investment Consulting
Ohio
$16.8K
IWM
1583
IMG Wealth Management
Florida
$16.1K
GWSG
1584
GPS Wealth Strategies Group
Colorado
$16.1K
HWM
1585
HighMark Wealth Management
Minnesota
$15.7K
B
1586
Birchbrook
Maine
$15.6K
SWA
1587
SOA Wealth Advisors
New York
$15.5K
MWPCG
1588
Measured Wealth Private Client Group
New Hampshire
$15.4K
WTA
1589
Washington Trust Advisors
Massachusetts
$14.6K
BSB
1590
Bangor Savings Bank
Maine
$14.6K
DPW
1591
DiNuzzo Private Wealth
Pennsylvania
$13.1K
SC
1592
Solstein Capital
California
$13K
PC
1593
Promus Capital
Illinois
$13K
SN
1594
Sittner & Nelson
Oregon
$12.6K
CHC
1595
City Holding Co
West Virginia
$12.6K
BFS
1596
Bare Financial Services
Pennsylvania
$12.4K
GA
1597
Guerra Advisors
Florida
$12.2K
PCM
1598
Penserra Capital Management
California
$12K
TIM
1599
Tortoise Investment Management
New York
$11.6K
LC
1600
Luminist Capital
Michigan
$11.5K