IBKR icon

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 %
Vanguard Group
1
Vanguard Group
Pennsylvania
$2.32B 41,810,406 +31,458,885 +304%
BlackRock
2
BlackRock
New York
$2.23B 40,236,728 +29,823,722 +286%
State Street
3
State Street
Massachusetts
$838M 15,131,029 +11,360,260 +301%
CCM
4
Cantillon Capital Management
New York
$709M 12,803,631 +9,509,805 +289%
Kayne Anderson Rudnick Investment Management
5
Kayne Anderson Rudnick Investment Management
California
$692M 12,490,101 +9,319,322 +294%
GWM
6
Greenwich Wealth Management
Connecticut
$602M 10,864,532 +8,159,175 +302%
JPMorgan Chase & Co
7
JPMorgan Chase & Co
New York
$562M 10,148,398 +7,051,682 +228%
OAG
8
Orbis Allan Gray
Bermuda
$540M 9,740,072 +6,246,715 +179%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$514M 9,270,551 +8,286,895 +842%
ECU
10
Egerton Capital (UK)
United Kingdom
$446M 8,056,844 +6,222,875 +339%
Bank of America
11
Bank of America
North Carolina
$421M 7,594,906 +5,262,423 +226%
Geode Capital Management
12
Geode Capital Management
Massachusetts
$371M 6,682,629 +4,385,602 +191%
Fidelity Investments
13
Fidelity Investments
Massachusetts
$370M 6,675,587 +5,422,236 +433%
American Century Companies
14
American Century Companies
Missouri
$310M 5,602,511 +4,168,530 +291%
Invesco
15
Invesco
Georgia
$302M 5,444,152 +4,328,938 +388%
Marshall Wace
16
Marshall Wace
United Kingdom
$300M 5,415,370 +4,220,463 +353%
Jacobs Levy Equity Management
17
Jacobs Levy Equity Management
New Jersey
$299M 5,396,930 +4,166,723 +339%
Norges Bank
18
Norges Bank
Norway
$285M 5,138,107 +5,138,107 New
Neuberger Berman Group
19
Neuberger Berman Group
New York
$269M 4,875,777 +3,655,545 +300%
Morgan Stanley
20
Morgan Stanley
New York
$256M 4,623,068 +3,507,921 +315%
WIM
21
Waverton Investment Management
United Kingdom
$246M 4,441,243 +4,243,702 +2,148%
JFL
22
Jarislowsky, Fraser Ltd
Quebec, Canada
$234M 4,216,701 +3,148,029 +295%
BAMCO Inc
23
BAMCO Inc
New York
$233M 4,198,424 +3,284,457 +359%
Royal Bank of Canada
24
Royal Bank of Canada
Ontario, Canada
$232M 4,190,258 +3,582,740 +590%
Northern Trust
25
Northern Trust
Illinois
$204M 3,687,831 +2,735,059 +287%
1
2 3 4 5