| Filed On | Filing |
|---|---|
| 11 Mar 2026 | DEFA14A |
| 06 Mar 2025 | DEFA14A |
| 06 Mar 2024 | DEFA14A |
| 08 Mar 2023 | DEFA14A |
| 09 Mar 2022 | DEFA14A |
| 11 Mar 2021 | DEFA14A |
| 09 Apr 2020 | IBKR ADDITIONAL PROXY MATERIALS |
| 11 Mar 2020 | DEFA14A |
| 07 Mar 2019 | DEFA14A |
| 04 Apr 2018 | DEFA14A |
| 08 Mar 2018 | DEFA14A |
| 09 Mar 2017 | DEFA14A |
| 10 Mar 2016 | DEFA14A |
| 13 Mar 2015 | DEFA14A |
| 14 Mar 2014 | DEFA14A |
| 16 Mar 2012 | DEFA14A |
| 18 Mar 2011 | DEFA14A |
| 13 Mar 2009 | PROXY NOTICE |
| 27 May 2008 | DEFA14A |
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