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Interactive Brokers
IBKR

Overview Fund Activity

784 hedge funds and large institutions have $20.9B invested in Interactive Brokers in 2025 Q2 according to their latest regulatory filings, with 143 funds opening new positions, 620 increasing their positions, 18 reducing their positions, and 79 closing their positions.

Holders
784
Holders Change
+48
Holders Change %
+6.52%
% of All Funds
10.53%
Holding in Top 10
30
Holding in Top 10 Change
+8
Holding in Top 10 Change %
+36.36%
% of All Funds
0.4%
New
143
Increased
620
Reduced
18
Closed
79
Calls
$399M
Puts
$335M
Net Calls
+$64.1M
Net Calls Change
-$21.2M

Top Buyers

1
Vanguard Group
1
Vanguard Group
Pennsylvania
$2.32B
2
BlackRock
2
BlackRock
New York
$2.23B
3
State Street
3
State Street
Massachusetts
$838M
4
CCM
4
Cantillon Capital Management
New York
$709M
5
Kayne Anderson Rudnick Investment Management
5
Kayne Anderson Rudnick Investment Management
California
$692M

Top Sellers

1
JAM
1
Jupiter Asset Management
United Kingdom
$0
2
WorldQuant Millennium Advisors
2
WorldQuant Millennium Advisors
New York
$0
3
Balyasny Asset Management
3
Balyasny Asset Management
Illinois
$0
4
CF
4
Corebridge Financial
Texas
$0
5
Tudor Investment Corp
5
Tudor Investment Corp
Connecticut
$0
Name Market Value Shares Shares
Change 		Shares
Change %
Natixis Advisors
151
Natixis Advisors
Massachusetts
$10.4M 186,980 +163,448 +695%
EIM
152
Emmett Investment Management
New York
$10.4M 183,880 +137,205 +294%
HA
153
Harbor Advisors
Florida
$10.4M 186,832 +140,124 +300%
State of Tennessee, Department of Treasury
154
State of Tennessee, Department of Treasury
Tennessee
$9.79M 176,648 +132,486 +300%
TSW
155
Thompson Siegel & Walmsley
Virginia
$9.77M 176,356 +169,456 +2,456%
Comerica Bank
156
Comerica Bank
Texas
$9.46M 170,809 +129,677 +315%
Asset Management One
157
Asset Management One
Japan
$9.14M 164,913 +122,702 +291%
UBP
158
Union Bancaire Privee
Switzerland
$9.12M 201,104 +170,020 +547%
Macquarie Group
159
Macquarie Group
Australia
$9M 162,453 +124,697 +330%
SSA
160
Schonfeld Strategic Advisors
New York
$9M 162,454 +86,149 +113%
PMAM
161
Picton Mahoney Asset Management
Ontario, Canada
$8.86M 159,807 +111,015 +228%
MAM
162
Martingale Asset Management
Massachusetts
$8.79M 158,628 +86,196 +119%
Cetera Investment Advisers
163
Cetera Investment Advisers
Illinois
$8.55M 154,242 +114,920 +292%
Caisse de Depot et Placement du Quebec (CDPQ)
164
Caisse de Depot et Placement du Quebec (CDPQ)
Quebec, Canada
$8.44M 152,281 +118,252 +348%
Korea Investment Corp
165
Korea Investment Corp
South Korea
$8.37M 151,072 +100,879 +201%
KK
166
KLP Kapitalforvaltning
Norway
$8.25M 148,800 +112,300 +308%
SC
167
Scotia Capital
Ontario, Canada
$8.23M 148,509 +104,556 +238%
YCM
168
Yousif Capital Management
Michigan
$8.18M 147,652 +110,230 +295%
State of New Jersey Common Pension Fund D
169
State of New Jersey Common Pension Fund D
New Jersey
$8.14M 146,944 +110,208 +300%
SIA
170
SkyView Investment Advisors
New Jersey
$8.03M 148,163 +111,285 +302%
Fifth Third Bancorp
171
Fifth Third Bancorp
Ohio
$8M 144,433 +76,618 +113%
NW
172
NewEdge Wealth
Pennsylvania
$7.96M 123,853 +84,392 +214%
IWA
173
IBEX Wealth Advisors
New Jersey
$7.85M 141,706 +107,063 +309%
Lord, Abbett & Co
174
Lord, Abbett & Co
New Jersey
$7.63M 137,717 +105,399 +326%
EF
175
Empowered Funds
Pennsylvania
$7.62M 137,469 +98,338 +251%
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7
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