| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For IBKR | |||||
| 2026-07-01 | Conkling, Lori A | Director | Purchased | 25 | $88.03 |
| 2026-06-01 | Conkling, Lori A | Director | Purchased | 25 | $86.10 |
| 2026-05-08 | Brody, Paul Jonathan | Director, Chief Financial Officer | Sold | 82920 | $84.42 |
| 2026-05-08 | Galik, Milan | Director, Chief Executive Officer | Sold | 255039 | $84.42 |
| 2026-05-08 | Frank, Thomas Aj | Executive Vice President | Sold | 31730 | $84.42 |
| 2026-05-08 | Nemser, Earl H | Director, Vice Chairman | Sold | 22486 | $84.42 |
| 2026-05-08 | Mendonca, Denis | Chief Accounting Officer | Sold | 11157 | $84.42 |
| 2026-05-01 | Conkling, Lori A | Director | Purchased | 25 | $79.64 |
| 2026-04-28 | Harris, Lawrence E | Director | Sold | 26000 | $76.93 |
| 2026-04-01 | Conkling, Lori A | Director | Purchased | 25 | $68.38 |
| 2026-03-02 | Conkling, Lori A | Director | Purchased | 25 | $69.21 |
| 2026-02-25 | Conkling, Lori A | Director | Purchased | 50 | $73.21 |
| 2026-01-27 | Nemser, Earl H | Director, Vice Chairman | Sold | 20469 | $75.75 |
| 2026-01-27 | Nemser, Earl H | Director, Vice Chairman | Sold | 39731 | $75.07 |
| 2026-01-26 | Nemser, Earl H | Director, Vice Chairman | Sold | 60882 | $75.83 |
| 2026-01-26 | Nemser, Earl H | Director, Vice Chairman | Sold | 3101 | $77.98 |
| 2026-01-26 | Nemser, Earl H | Director, Vice Chairman | Sold | 30817 | $76.72 |
| 2026-01-23 | Nemser, Earl H | Director, Vice Chairman | Sold | 60065 | $78.14 |
| 2026-01-23 | Nemser, Earl H | Director, Vice Chairman | Sold | 84935 | $77.65 |
| 2026-01-22 | Nemser, Earl H | Director, Vice Chairman | Sold | 100000 | $76.81 |