| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 32 | 12 | 0.00% | 0.01% | 0.06% | Q2 2013 | Q2 2024 | 44 |
| SIMPLEX TRADING, LLC | 39 | 39 | 0.00% | 0.00% | 0.01% | Q4 2014 | Q2 2024 | 39 |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 24 | 24 | 0.00% | 0.00% | 0.00% | Q3 2018 | Q2 2024 | 24 |
| Citadel Advisors | 13 | 13 | 0.00% | 0.00% | 0.00% | Q2 2013 | Q2 2016 | 13 |
| JANE STREET GROUP, LLC | 9 | 9 | 0.00% | 0.00% | 0.00% | Q2 2022 | Q2 2024 | 9 |
| IMC-Chicago, LLC | 4 | 4 | 0.00% | 0.00% | 0.01% | Q3 2023 | Q2 2024 | 4 |
| Catalyst Capital Advisors LLC | 2 | 2 | 0.00% | 0.00% | 0.01% | Q3 2015 | Q4 2015 | 2 |
| Hudson Bay Capital Management LP | 1 | 1 | 0.03% | 0.03% | 0.03% | Q1 2019 | Q1 2019 | 1 |
| PEAK6 Group LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2014 | Q3 2014 | 1 |
| PIERSHALE FINANCIAL GROUP, INC. | 1 | 1 | 0.00% | 0.00% | 0.00% | Q3 2016 | Q3 2016 | 1 |
| Cortex Capital Management LLC | 1 | 1 | 1.04% | 1.04% | 1.04% | Q4 2013 | Q4 2013 | 1 |
| Virtu KCG Holdings LLC | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2014 | Q4 2014 | 1 |
| WELLS FARGO & COMPANY/MN | 1 | 1 | 0.00% | 0.00% | 0.00% | Q4 2021 | Q4 2021 | 1 |
This page lists all the filers that currently own INTERACTIVE BROKERS GROUP IN or have owned INTERACTIVE BROKERS GROUP IN in the past.