Companies · 1 holder Net worths as of Sep 24, 2026
Billionaires Digest
Read the moves of the world's 100 richest like a trading desk
No ticker in our data

Who owns IBG?

1 of the world’s richest people holds IBG in our tracked profiles.

Billionaire holders

  1. Thomas Peterffy#19 · $104.1B
    Controlling holding company of…~91.6% (Peterffy and affiliates) · as of Feb 2026
    More
    Entry
    IBG Holdings LLC
    Role
    Controlling holding company of Interactive Brokers (sole holder of Class B common)
    Stake
    ~91.6% (Peterffy and affiliates)
    Stake as of
    2026-02-24
    source ↗

Each row is a sourced entry from that person’s profile. Stakes are as of the date shown, not today.

Recent SEC filings

IBG has no US ticker in our data, so there are no Form 4 insider trades to show.

Form 4 insider trades post within 2 business days. New to filings? Read Filings 101.

Recent moves

No digest stories about IBG yet. The archive grows every morning.

Other companies held by the same people.

← All companies