Interactive Brokers Group Inc

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Interactive Brokers Group Inc
TickerIBKR
CIK #0001381197
CUSIP45841N107
SectorFinance - Security Brokers, Dealers & Flotation Companies
AddressOne Pickwick Plaza, Greenwich, CT 06830
Source [EDGAR]
CIK Filing 2011 - 2025
[0001381197] 10-K
[0001381197] 10-Q
[0001381197] 3
[0001381197] 4
[0001381197] 8-K
[0001381197] SC 13D
[0001381197] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Orbis Investment Management Ltd Interactive Brokers Group Inc [2024-02-14] 7.3
Select Equity Group LP Interactive Brokers Group Inc [2022-02-14] 5.8
Interactive Brokers Group Inc UP Fintech Holding Ltd [2019-05-20] 7.6
Kayne Anderson Rudnick Investment Management LLC Interactive Brokers Group Inc [2019-02-12] 7.54
Bares Capital Management Inc Interactive Brokers Group Inc [2018-02-14] 6.78
Baillie Gifford & Co Interactive Brokers Group Inc [2017-01-27] 8.09
Ancient Art LP Interactive Brokers Group Inc [2014-02-14] 5.8
Kylin Management LLC Interactive Brokers Group Inc [2013-12-11] 5.1
RS Investment Management Co LLC Interactive Brokers Group Inc [2013-02-15] 7.6
Vanguard Group Inc Interactive Brokers Group Inc [2013-02-13] 5.57
Form 3/4/5 Filer 2011 - 2025
Nemser Earl H
Interactive Brokers Group, Inc.
Brody Paul Jonathan
Frank Thomas AJ
Mendonca Denis
Galik Milan
Conkling Lori A
Peterffy Thomas
Bright Jill
Harris Lawrence E
Yuen Nicole
Repetto Richard H
Peterffy William
Uhde Philip
Katz Gary
Damgard John M.
Echinus Advisors, LLC
Winston Kenneth James
Wagner Wayne Hilbert
Gates Richard J.
McAdam Timothy P
TCV Member Fund, L.P.
Technology Crossover Management VII, Ltd.
TCV VII A L P
Yuan David
TCV VII LP
Marshall Christopher P
Technology Crossover Management VII, L.P.
Rosenberg John C.
Hoag Jay C
TCV VI L P
Drew John
Trudeau Robert
Reynolds Jon Q
Kimball Rick
Technology Crossover Management VI, L.L.C.
Form 13F Holdings
Firm Period DFND Voting Shares
Vanguard Group Inc [2025-06-30] SOLE 0 41,172,728
BlackRock, Inc. [2025-06-30] SOLE 37,455,281 40,236,728
State Street Corp [2025-06-30] DFND 13,005,341 15,131,029
Cantillon Capital Management LLC [2025-06-30] DFND 10,703,133 12,803,631
Kayne Anderson Rudnick Investment Management LLC [2025-06-30] SOLE 10,354,666 10,405,637
JPMorgan Chase & Co [2025-06-30] DFND 8,013,699 10,132,926
Orbis Allan Gray Ltd [2025-06-30] DFND 9,740,072 9,740,072
Wellington Management Group LLP [2025-06-30] DFND 0 9,270,551
Egerton Capital UK LLP [2025-06-30] DFND 8,056,844 8,056,844
Bank of America Corp /DE/ [2025-06-30] DFND 52,433 7,594,906
Geode Capital Management LLC [2025-06-30] DFND 6,603,526 6,682,629
FMR LLC [2025-06-30] DFND 6,606,942 6,675,587
American Century Companies Inc [2025-06-30] DFND 5,274,107 5,602,511
Susquehanna International Group LLP [2025-06-30] OTR 116,353 5,534,453
Invesco Ltd. [2025-06-30] DFND 0 5,444,152
Jacobs Levy Equity Management Inc [2025-06-30] SOLE 4,057,910 5,396,930
Marshall Wace LLP [2025-06-30] OTR 0 5,275,831
Norges Bank [2025-06-30] SOLE 5,138,107 5,138,107
Morgan Stanley [2025-06-30] DFND 3,759,525 4,623,068
Neuberger Berman Group LLC [2025-06-30] DFND 3,939,930 4,465,393
Waverton Investment Management Ltd [2025-06-30] SOLE 4,441,243 4,441,243
JARISLOWSKY, FRASER Ltd [2025-06-30] SOLE 4,216,701 4,216,701
BAMCO Inc /NY/ [2025-06-30] DFND 0 4,198,424
Royal Bank of Canada [2025-06-30] DFND 4,005,521 4,114,386
Northern Trust Corp [2025-06-30] DFND 3,411,746 3,435,470
Wells Fargo & Company/MN [2025-06-30] DFND 14,210 3,427,977
Two Sigma Advisers LP [2025-06-30] SOLE 3,256,200 3,378,900
Charles Schwab Investment Management Inc [2025-06-30] SOLE 3,311,133 3,311,299
Citadel Advisors LLC [2025-06-30] DFND 3,176,799 3,176,799
Two Sigma Investments LP [2025-06-30] SOLE 3,022,728 3,022,728
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