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Interactive Brokers

988 hedge funds and large institutions have $25.4B invested in Interactive Brokers in 2026 Q1 according to their latest regulatory filings, with 136 funds opening new positions, 399 increasing their positions, 324 reducing their positions, and 104 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
988
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
35
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$394M
Puts
$284M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
BCM
51
Bronte Capital Management
Australia
$86M
N
52
Nuveen
North Carolina
$84.9M
HP
53
Hosking Partners
United Kingdom
$80.2M
Assenagon Asset Management
54
Assenagon Asset Management
Luxembourg
$80M
Russell Investments Group
55
Russell Investments Group
United Kingdom
$76.5M
BGCP
56
Bristol Gate Capital Partners
Ontario, Canada
$76.1M
A
57
AustralianSuper
Australia
$75.8M
Empower Advisory Group
58
Empower Advisory Group
Colorado
$74.2M
T. Rowe Price Associates
59
T. Rowe Price Associates
Maryland
$73.1M
Envestnet Asset Management
60
Envestnet Asset Management
Illinois
$71.3M
Deutsche Bank
61
Deutsche Bank
Germany
$71.1M
HIP
62
Hengistbury Investment Partners
United Kingdom
$70.5M
Dimensional Fund Advisors
63
Dimensional Fund Advisors
Texas
$70.4M
OCP
64
Oakcliff Capital Partners
New York
$69.1M
Mitsubishi UFJ Asset Management
65
Mitsubishi UFJ Asset Management
Japan
$67.2M
VGA
66
Vanguard Global Advisers
Pennsylvania
$65.6M
CAM
67
Congress Asset Management
Massachusetts
$65.2M
Sumitomo Mitsui Trust Group
68
Sumitomo Mitsui Trust Group
Japan
$62.7M
California Public Employees Retirement System
69
California Public Employees Retirement System
California
$62.4M
BNP Paribas Financial Markets
70
BNP Paribas Financial Markets
France
$61.7M
National Pension Service
71
National Pension Service
South Korea
$60.9M
Marshall Wace
72
Marshall Wace
United Kingdom
$58.9M
LPL Financial
73
LPL Financial
California
$56.8M
HSBC Holdings
74
HSBC Holdings
United Kingdom
$56.8M
Citigroup
75
Citigroup
New York
$54.2M