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Interactive Brokers

791 hedge funds and large institutions have $20.9B invested in Interactive Brokers in 2025 Q2 according to their latest regulatory filings, with 144 funds opening new positions, 271 increasing their positions, 285 reducing their positions, and 79 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

2.58% more ownership

Funds ownership: 343.91%346.49% (+2.6%)

3% more call options, than puts

Call options by funds: $524M | Put options by funds: $511M

5% less repeat investments, than reductions

Existing positions increased: 271 | Existing positions reduced: 285

Holders
791
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
30
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$524M
Puts
$511M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
WC
151
Whitney & Co
New York
$10.4M
Natixis Advisors
152
Natixis Advisors
Massachusetts
$10.4M
EIM
153
Emmett Investment Management
New York
$10.4M
HA
154
Harbor Advisors
Florida
$10.4M
State of Tennessee, Department of Treasury
155
State of Tennessee, Department of Treasury
Tennessee
$9.79M
TSW
156
Thompson Siegel & Walmsley
Virginia
$9.77M
Comerica Bank
157
Comerica Bank
Texas
$9.46M
Asset Management One
158
Asset Management One
Japan
$9.14M
UBP
159
Union Bancaire Privee
Switzerland
$9.12M
Macquarie Group
160
Macquarie Group
Australia
$9M
SSA
161
Schonfeld Strategic Advisors
New York
$9M
PMAM
162
Picton Mahoney Asset Management
Ontario, Canada
$8.86M
MAM
163
Martingale Asset Management
Massachusetts
$8.79M
Cetera Investment Advisers
164
Cetera Investment Advisers
Illinois
$8.55M
Caisse de Depot et Placement du Quebec (CDPQ)
165
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$8.44M
Korea Investment Corp
166
Korea Investment Corp
South Korea
$8.37M
KK
167
KLP Kapitalforvaltning
Norway
$8.25M
SC
168
Scotia Capital
Ontario, Canada
$8.23M
YCM
169
Yousif Capital Management
Michigan
$8.18M
State of New Jersey Common Pension Fund D
170
State of New Jersey Common Pension Fund D
New Jersey
$8.14M
SIA
171
SkyView Investment Advisors
New Jersey
$8.03M
Fifth Third Bancorp
172
Fifth Third Bancorp
Ohio
$8M
NW
173
NewEdge Wealth
Pennsylvania
$7.96M
IWA
174
IBEX Wealth Advisors
New Jersey
$7.85M
Lord, Abbett & Co
175
Lord, Abbett & Co
New Jersey
$7.63M