INTERACTIVE BROKERS GRO-CL A (IBKR) Institutional Ownership and Insiders Activity

INTERACTIVE BROKERS GRO-CL A (IBKR) is widely held by institutional investors, with 1090 firms reporting positions valued at approximately $33.56B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $2.88B in IBKR holdings in its latest filing.

Recent insider activity includes 4 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.