INTERACTIVE BROKERS GROUP IN — institutional ownership

4 funds reported holding INTERACTIVE BROKERS GROUP IN in their latest 13F filings, worth $101M in total (CUSIP 45841N907).

Largest holders

1. IMC-Chicago, LLC — $54.3M
2. GROUP ONE TRADING LLC — $40.0M
3. SIMPLEX TRADING, LLC — $6.77M
4. OSAIC HOLDINGS, INC. — $7.42K