What does Interactive Brokers Group invest in?
Interactive Brokers Group invests most often at Venture (100% of the rounds on record), in sectors such as Communications Infrastructure and Internet.

United States · Investor
Last cheque observed Mar 2009. Silence since then is not evidence of inactivity: our sources miss unannounced rounds.
QuietInvestment firm
1 rounds on record
Mostly Venture: 100% of its rounds
Every round we can evidence, newest first1 appearances
1 round
An announcement gives the size of the round, not the size of this investor's cheque: the only rounds that imply a cheque are those where they were the sole named investor.
Named by the firm itself, on a filing, its Form ADV or its company registration3 named
We also hold 6 people at this firm from the lists this database was built from: a weaker source than the filings, since a list does not say when a title ended. Login to see them.
From the firm's own filings with the SEC, which it must file accurately by law
Funds on its Form ADV
1 private fund, $37M in gross assets · filed Feb 2024
From their own portfolio page (on their website)
- BrokerChooserAllaboutcookiesAustralian Securities andBSECanadian Investment RegulatoryCanadian Investor ProtectionCboe AustraliaCentral Bank of IrelandCharacteristics and RisksFINRAFinancial Conduct AuthorityIbkrIbkrguidesJapan Securities Dealers AssociationNSDLNSESEBISIPCThe Commodity Futures
Weaker than a round we watched, stronger than a list somebody sold us. A firm is far less willing to put a company on its own site that it never funded.
Acquisitions by the firm itself
Interactive Brokers Group invests most often at Venture (100% of the rounds on record), in sectors such as Communications Infrastructure and Internet.
1 investments on record, 0 of them in the last 12 months. The most recent was in Mar 2009.
The median round it joins is $34M.
No investments in the last 12 months; the latest was in Mar 2009.
Interactive Brokers Group is an investment firm based in Greenwich, United States.
About $196M, as regulatory assets under management (Oct 2026).
Interactive Brokers Group was founded in 1994.
From 1 articles and filings naming it in a round, public registers and its own website, checked and rebuilt every night.
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Built from the rounds we watched, its filings and its own website, refreshed every night. How we count · Report a correction · Is this your firm? Claim it