| Date | Event |
|---|
| 10-May-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 10-Q, Quarterly Report |
| 30-Apr-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 16-Apr-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Other Events, Fina |
| 8-Mar-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 10-K, Annual Report |
| 28-Feb-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Other Events |
| 26-Feb-13 | Ex-Date for dividend payment of $0.10 |
| 26-Feb-13 | Ex-Date for dividend payment of $0.10 |
| 7-Feb-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Other Events |
| 15-Jan-13 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Other Events, Fina |
| 10-Dec-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Other Events, Financial Statements and Exhibits |
| 27-Nov-12 | Ex-Date for dividend payment of $0.10 |
| 9-Nov-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 10-Q, Quarterly Report |
| 16-Oct-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Other Events, Fina |
| 31-Aug-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 10-Q/A, Quarterly Report |
| 31-Aug-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 10-K/A, Annual Report |
| 17-Aug-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Notice of Delisting or Failure to Satisfy a Continued Listing Rul |
| 15-Aug-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Non-Reliance on Previous Financials, Audits or Interim Review |
| 17-Jul-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Other Events, Fina |
| 12-Jun-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Entry into a Material Definitive Agreement, Financial Statements |
| 22-May-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Notice of Delisting or Failure to Satisfy a Continued Listing Rul |
| 15-May-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Other Events |
| 1-May-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Submission of Matters to a Vote of Security Holders |
| 19-Apr-12 | INTERACTIVE BROKERS GROUP, INC. Files SEC form 8-K, Results of Operations and Financial Condition, Other Events, Fina |