Who Owns INTERACTIVE BROKERS GROUP IN (IBKR)? -- Institutional Holders (2026-03-31)

1,099 institutions reported holding $26.10B of INTERACTIVE BROKERS GROUP IN (IBKR) in SEC 13F filings for 2026-03-31. Largest institutional holders: BlackRock, Inc. ($2.10B), VANGUARD CAPITAL MANAGEMENT LLC ($1.89B), STATE STREET CORP ($1.28B), VANGUARD PORTFOLIO MANAGEMENT LLC ($1.01B), FMR LLC ($838.5M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$2.10B31.4MTrimmed
2VANGUARD CAPITAL MANAGEMENT LLC$1.89B28.2MNew
3STATE STREET CORP$1.28B19.1MAdded
4VANGUARD PORTFOLIO MANAGEMENT LLC$1.01B15.0MNew
5FMR LLC$838.5M12.5MAdded
6Cantillon Capital Management LLC$754.3M11.2MTrimmed
7GEODE CAPITAL MANAGEMENT, LLC$699.5M10.4MAdded
8KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC$671.8M10.0MTrimmed
9Greenwich Wealth Management LLC$665.6M9.9MAdded
10WELLINGTON MANAGEMENT GROUP LLP$655.6M9.8MAdded
11Invesco Ltd.$647.0M9.6MAdded
12TWO SIGMA INVESTMENTS, LP$563.2M8.4MAdded
13JPMORGAN CHASE & CO$428.2M6.7MTrimmed
14Egerton Capital (UK) LLP$420.9M6.3MTrimmed
15BANK OF AMERICA CORP /DE/$417.9M6.2MTrimmed
16Orbis Allan Gray Ltd$410.3M6.1MTrimmed
17London & Capital Asset Management Ltd$396.7M5.9MAdded
18AMERICAN CENTURY COMPANIES INC$385.3M5.7MTrimmed
19MORGAN STANLEY$319.6M4.8MAdded
201832 Asset Management L.P.$298.7M4.5MTrimmed
21BAMCO INC /NY/$271.5M4.0MTrimmed
22JACOBS LEVY EQUITY MANAGEMENT, INC$263.7M3.9MTrimmed
23BESSEMER GROUP INC$263.1M3.9MAdded
24NEUBERGER BERMAN GROUP LLC$249.4M3.7MTrimmed
25CHARLES SCHWAB INVESTMENT MANAGEMENT INC$241.0M3.6MAdded

Source: SEC Form 13F filings · as of 2026-03-31