INTERACTIVE BROKERS GROUP IN COM CL A is a security (CUSIP 45841N907) tracked across SEC portfolio filings. 7 institutional managers reported $93.6M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $54.3M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $30.8M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $8.6M | — |
| OSAIC HOLDINGS, INC. | PHOENIX, AZ | $4K | — |
| SG Americas Securities, LLC | NEW YORK, NY | $1K | — |
| CMT Capital Markets Trading GmbH | CHICAGO, IL | $537 | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |