Companies · 1 holder Net worths as of Sep 24, 2026
Billionaires Digest
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IBKR · Nasdaq

Who owns Interactive Brokers?

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

IBKR $89.82 ▼ 1.90%as of Sep 24, 2026 4:00 PM ET · via Finnhub

Billionaire holders

  1. Thomas Peterffy#19 · $104.1B
    Founder and ChairmanPeterffy and affiliates own ~91.6% of IBG Holdings LLC, which owns ~73.7% of… · as of Feb 2026
    More
    Entry
    Interactive Brokers Group
    Ticker
    IBKR
    Exchange
    Nasdaq
    Role
    Founder and Chairman (CEO until Dec 2019; Milan Galik CEO since)
    Stake
    Peterffy and affiliates own ~91.6% of IBG Holdings LLC, which owns ~73.7% of IBG LLC and holds ~73.7% of votes via Class B stock
    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

No Form 4 insider trades in Interactive Brokers from the holders above in the last 90 days.

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Recent moves

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