We are live on ! Find out more
BSX icon

Boston Scientific

1,663 hedge funds and large institutions have $84.2B invested in Boston Scientific in 2026 Q1 according to their latest regulatory filings, with 190 funds opening new positions, 674 increasing their positions, 632 reducing their positions, and 276 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less ownership

Funds ownership:

less funds holding

Funds holding:

31% less first-time investments, than exits

New positions opened: 190 | Existing positions closed: 276

32% less funds holding in top 10

Funds holding in top 10: 3725 (-12)

35% less capital invested

Capital invested by funds: $130B → $84.2B (-$45.8B)

Holders
1,663
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
25
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$1.56B
Puts
$640M
Net Calls
Net Calls Change

Top Buyers

1 +$1.05B
2 +$730M
3 +$706M
4
JP Morgan Chase
JP Morgan Chase
New York
+$638M
5
Two Sigma Investments
Two Sigma Investments
New York
+$555M
Name Holding Trade Value Shares
Change
Change in
Stake
SBH
526
Segall Bryant & Hamill
Illinois
$4.23M
PCA
527
Providence Capital Advisors
North Carolina
$4.21M
SAM
528
Silvercrest Asset Management
New York
$4.17M
QIM
529
Quest Investment Management
Oregon
$4.17M
Group One Trading
530
Group One Trading
Illinois
$4.17M
BCV
531
Banque Cantonale Vaudoise
Switzerland
$4.16M
AF
532
Ally Financial
Michigan
$4.14M
UB
533
UMB Bank
Missouri
$4.14M
NA
534
NewEdge Advisors
Louisiana
$4.11M
NRI
535
NFP Retirement Inc
California
$4.09M
SWASL
536
Spartan Wealth Advisory Services LLC
Michigan
$4.08M
NRS
537
Neville Rodie & Shaw
New York
$4.06M
ASN
538
Advisory Services Network
Georgia
$4.02M
RWM
539
RBA Wealth Management
California
$4M
LFG
540
Larson Financial Group
Missouri
$3.99M
Kovitz Investment Group Partners
541
Kovitz Investment Group Partners
Illinois
$3.98M
DKCM
542
Davidson Kempner Capital Management
New York
$3.97M
LI
543
Louisbourg Investments
New Brunswick, Canada
$3.97M
MYAM
544
Meiji Yasuda Asset Management
Japan
$3.96M
NB
545
Nicolet Bankshares
Wisconsin
$3.95M
AI
546
Atria Investments
North Carolina
$3.93M
KPWS
547
Kestra Private Wealth Services
Texas
$3.92M
KCM
548
Kennedy Capital Management
Missouri
$3.91M
SGH
549
Sivik Global Healthcare
Connecticut
$3.89M
GAM
550
Generali Asset Management
Italy
$3.86M