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Boston Scientific

1,662 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, 673 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
1,662
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
WA
1751
Wealthstar Advisors
Texas
TSW
1752
Three Seasons Wealth
Utah
DC
1753
Diametric Capital
Massachusetts
ACGA
1754
Atlanta Consulting Group Advisors
Georgia
NFG
1755
Nations Financial Group
Iowa
OCM
1756
Orleans Capital Management
Louisiana
MM
1757
MQS Management
New York
IA
1758
Integrity Alliance
Iowa
CIS
1759
Custom Index Systems
New York
RCP
1760
Rothschild Capital Partners
New York
IP
1761
Intellectus Partners
California
SGI
1762
Summit Global Investments
Utah
WFI
1763
West Family Investments
California
IMC
1764
Investment Management Corporation
Virginia
GC
1765
Guidance Capital
Kentucky
TWM
1766
Trueblood Wealth Management
Ohio
PCM
1767
Permanent Capital Management
Illinois
AP
1768
Americana Partners
Texas
SI
1769
Severin Investments
Missouri
CI
1770
Cavalier Investments
Georgia
CMBA
1771
C.M. Bidwell & Associates
Hawaii
CG
1772
Cynosure Group
Utah
RW
1773
RVW Wealth
California
GCM
1774
Gallacher Capital Management
Colorado
FCBT
1775
First Citizens Bank & Trust
North Carolina