Who owns Interactive Brokers Group, Inc. (IBKR)? Elite investor 13F holders

14 tracked elite investors reported holding Interactive Brokers Group, Inc as of 2026-06-30, including Cantillon Capital Management, Egerton Capital, Viking Global Investors, D.E. Shaw, Oakcliff Capital. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.

14 tracked investors currently reported holding · Latest report period: 2026-06-30 · Financials · Financial Services

Interactive Brokers Group, Inc. operates as an automated electronic broker in the United States and internationally. The company engages in the execution, clearance, and settlement of trades in stocks, options, futures, foreign exchange instruments, bonds, precious metals, and cryptocurrencies; and the company provides custody, prime brokerage, securities, and margin lending services. It also…

Reported holders and securities, including exits (up to 20)

Reported holders and securities, including exits (up to 20)
InvestorSecurityInstrumentReport periodFiledValueQuantityUnitsChangeSource
Cantillon Capital ManagementINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-07-29 00:00:0045072184.00 USD517833.000000SharesreduceOriginal filing
Egerton CapitalINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-07-21 00:00:00359424369.00 USD4129416.000000SharesreduceOriginal filing
Viking Global InvestorsINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:00420468306.00 USD4830748.000000SharesaddOriginal filing
D.E. ShawINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:00139484559.00 USD1602534.000000SharesaddOriginal filing
Oakcliff CapitalINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-13 00:00:0089715610.00 USD1030740.000000SharesholdOriginal filing
Tudor InvestmentINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:0064576282.00 USD741915.000000SharesaddOriginal filing
RV Capital GmbHINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:0048836925.00 USD561086.000000SharesreduceOriginal filing
Lone Pine CapitalINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:0050280049.00 USD577666.000000SharesbuyOriginal filing
Renaissance Technologies LLCINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-13 00:00:005561856.00 USD63900.000000SharesreduceOriginal filing
Gotham Asset ManagementINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:009515996.00 USD109329.000000SharesreduceOriginal filing
Bridgewater AssociatesINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:003662295.00 USD42076.000000SharesreduceOriginal filing
GMOINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-13 00:00:001832105.00 USD21049.000000SharesbuyOriginal filing
GAMCOINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-12 00:00:001433984.00 USD16475.000000SharesreduceOriginal filing
Ancora Advisors / Ancora HoldingsINTERACTIVE BROKERS GROUP INSHARE2026-06-302026-08-14 00:00:0010445.00 USD120.000000SharesreduceOriginal filing

Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.

This public summary shows the default reporting scope. Enable JavaScript for interactive filters, charts, and additional rows.

How to read the data · Disclaimer

Read as Markdown