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Interactive Brokers

958 hedge funds and large institutions have $24.6B invested in Interactive Brokers in 2025 Q4 according to their latest regulatory filings, with 155 funds opening new positions, 328 increasing their positions, 344 reducing their positions, and 84 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more call options, than puts

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

more ownership

Funds ownership:

5% less repeat investments, than reductions

Existing positions increased: 328 | Existing positions reduced: 344

6% less funds holding in top 10

Funds holding in top 10: 3533 (-2)

6% less capital invested

Capital invested by funds: $26.1B → $24.6B (-$1.52B)

Holders
958
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
33
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$492M
Puts
$483M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
MCM
951
Manchester Capital Management
Vermont
$258
TFM
952
TFC Financial Management
Massachusetts
$258
SA
953
Seneschal Advisors
Washington
$258
MCM
954
MV Capital Management
Maryland
$258
AG
955
AmeriFlex Group
Nevada
$257
DCM
956
Davis Capital Management
Florida
$257
HIA
957
HFM Investment Advisors
New Jersey
$193
DWM
958
Dogwood Wealth Management
Kansas
$193
WIM
959
Waverton Investment Management
United Kingdom
Alyeska Investment Group
960
Alyeska Investment Group
Illinois
MPA
961
Marvin & Palmer Associates
Delaware
LIP
962
Lighthouse Investment Partners
Florida
Zurich Cantonal Bank
963
Zurich Cantonal Bank
Switzerland
CM
964
Cercano Management
Washington
PIWA
965
Prevail Innovative Wealth Advisors
Kansas
AG
966
AIA Group
Hong Kong
QC
967
Quadrature Capital
United Kingdom
LP
968
LMR Partners
United Kingdom
GCM
969
Gunderson Capital Management
South Carolina
PAMP
970
Polar Asset Management Partners
Ontario, Canada
BA
971
Bellwether Advisors
Nebraska
HSA
972
Hussman Strategic Advisors
Maryland
FCBT
973
First Citizens Bank & Trust
North Carolina
PF
974
Phoenix Financial
Israel
CP
975
Cumberland Partners
Ontario, Canada