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Interactive Brokers
IBKR

Overview Fund Activity

318 hedge funds and large institutions have $5.27B invested in Interactive Brokers in 2021 Q2 according to their latest regulatory filings, with 45 funds opening new positions, 134 increasing their positions, 84 reducing their positions, and 46 closing their positions.

Holders
318
Holders Change
-2
Holders Change %
-0.63%
% of All Funds
5.55%
Holding in Top 10
9
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-18.18%
% of All Funds
0.16%
New
45
Increased
134
Reduced
84
Closed
46
Calls
$44.9M
Puts
$107M
Net Calls
-$61.6M
Net Calls Change
-$5.87M

Top Buyers

1
Select Equity Group
1
Select Equity Group
New York
$283M
2
Millennium Management
2
Millennium Management
New York
$70.7M
3
Marshall Wace
3
Marshall Wace
United Kingdom
$88.6M
4
MWA
4
Marshall Wace Asia
Hong Kong
$65.4M
5
Bank of Montreal
5
Bank of Montreal
Ontario, Canada
$36.2M

Top Sellers

1
Baillie Gifford & Co
1
Baillie Gifford & Co
United Kingdom
$0
2
SC
2
Samlyn Capital
New York
$0
3
GWM
3
Greenwich Wealth Management
Connecticut
$494M
4
Mitsubishi UFJ Trust & Banking
4
Mitsubishi UFJ Trust & Banking
Japan
$294K
5
PI
5
Putnam Investments
Massachusetts
$10.2M
Name Market Value Shares Shares
Change 		Shares
Change %
Kayne Anderson Rudnick Investment Management
1
Kayne Anderson Rudnick Investment Management
California
$575M 8,752,100 +358,129 +4%
GWM
2
Greenwich Wealth Management
Connecticut
$494M 7,518,444 -1,261,729 -14%
BlackRock
3
BlackRock
New York
$480M 7,308,467 +446,204 +7%
Vanguard Group
4
Vanguard Group
Pennsylvania
$477M 7,262,687 +284,002 +4%
BCM
5
Bares Capital Management
Texas
$335M 5,097,799 -342,156 -6%
Select Equity Group
6
Select Equity Group
New York
$283M 4,312,129 +1,942,287 +82%
CCM
7
Cantillon Capital Management
New York
$155M 2,359,066 -38,212 -2%
State Street
8
State Street
Massachusetts
$134M 2,036,746 +241,373 +13%
JFL
9
Jarislowsky, Fraser Ltd
Quebec, Canada
$115M 1,746,855 +134,023 +8%
AA
10
Ancient Art
Texas
$114M 1,735,593 -52,380 -3%
Goldman Sachs
11
Goldman Sachs
New York
$91M 1,384,180 +526,921 +61%
Marshall Wace
12
Marshall Wace
United Kingdom
$88.6M 1,347,923 +679,700 +102%
Renaissance Technologies
13
Renaissance Technologies
New York
$71.4M 1,085,658 +449,458 +71%
Millennium Management
14
Millennium Management
New York
$70.7M 1,075,763 +695,169 +183%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$67.5M 1,026,722 +59,035 +6%
1832 Asset Management
16
1832 Asset Management
Ontario, Canada
$66.3M 1,003,972 +165,333 +20%
MWA
17
Marshall Wace Asia
Hong Kong
$65.4M 994,993 +581,424 +141%
TP
18
Thunderbird Partners
United Kingdom
$58.5M 889,268 -262,489 -23%
BCM
19
Bronte Capital Management
Australia
$56M 852,162 -1,789 -0.2%
Wells Fargo
20
Wells Fargo
California
$52.8M 802,857 -340,936 -30%
AP
21
Antipodes Partners
Australia
$51.4M 781,927 -126,965 -14%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$50.3M 765,714 +16,797 +2%
Norges Bank
23
Norges Bank
Norway
$46M 700,041 -32,685 -4%
Northern Trust
24
Northern Trust
Illinois
$43.1M 655,460 +5,130 +0.8%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$42.3M 643,923 +203,191 +46%
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