List of insiders holdings for Interactive Brokers Group Inc.:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | Trudeau Robert HOAG JAY C KIMBALL RICK DREW JOHN REYNOLDS JON Q JR GRIFFITH WILLIAM Marshall Christopher P May be part of a 13(d) group 10% Owner | 2010-01-05 17:30:53 | 0 5,004,233 | 5,004,233 | Form 4 |
| 2 | Uhde Philip Echinus Advisors LLC See Remarks | 2020-04-27 16:40:49 | 108,844 2,409,873 | 2,518,717 | Form 4 |
| 3 | Peterffy Thomas Chairman | 2025-02-24 16:09:02 | 1,516,182 0 | 1,516,182 | Form 4 |
| 4 | Galik Milan Chief Executive Officer | 2025-06-03 16:08:26 | 811,250 223,922 | 1,035,172 | Form 4 |
| 5 | Brody Paul Jonathan Chief Financial Officer | 2025-06-03 16:41:11 | 721,374 0 | 721,374 | Form 4 |
| 6 | Nemser Earl H Vice Chairman Director | 2025-06-04 12:25:28 | 107,078 100,000 | 207,078 | Form 4/A |
| 7 | Frank Thomas AJ Executive Vice President | 2025-06-03 16:16:18 | 67,326 0 | 67,326 | Form 4 |
| 8 | Harris Lawrence E Director | 2025-01-07 16:50:40 | 63,426 0 | 63,426 | Form 4 |
| 9 | Mendonca Denis Chief Accounting Officer | 2025-06-03 16:26:51 | 36,268 0 | 36,268 | Form 4 |
| 10 | TCV VII LP TCV VII(A) L P Technology Crossover Management VII Ltd. Technology Crossover Management VII L.P. TCV Member Fund L.P. Marshall Christopher P McAdam Timothy P Rosenberg John C. Yuan David May be part of a 13(d) group | 2012-12-21 18:21:45 | 0 31,334 | 31,334 | Form 4 |
| 11 | Gates Richard J. Director | 2013-01-22 14:02:13 | 15,483 0 | 15,483 | Form 4 |
| 12 | Riley Ivers W Director | 2010-02-16 16:21:22 | 4,193 0 | 4,193 | Form 5 |
| 13 | Stoll Hans R. Director | 2010-02-16 16:42:43 | 4,193 0 | 4,193 | Form 5 |
| 14 | Wagner Wayne Hilbert Director | 2015-01-05 19:11:10 | 2,573 0 | 2,573 | Form 4 |
| 15 | Uhde Philip Director | 2024-01-09 18:24:04 | 2,572 0 | 2,572 | Form 4 |
| 16 | TCV VI L P Technology Crossover Management VI L.L.C. HOAG JAY C KIMBALL RICK DREW JOHN REYNOLDS JON Q JR Trudeau Robert May be part of a 13(d) group | 2013-01-23 17:14:00 | 2,540 0 | 2,540 | Form 13D |
| 17 | Bright Jill Director | 2025-02-04 16:16:25 | 2,476 0 | 2,476 | Form 4 |
| 18 | Yuen Nicole Director | 2025-01-07 16:34:34 | 2,337 0 | 2,337 | Form 4 |
| 19 | Peterffy William Director | 2025-01-07 19:08:25 | 2,337 0 | 2,337 | Form 4 |
| 20 | Damgard John M. Director | 2022-01-06 17:26:26 | 2,188 0 | 2,188 | Form 4 |
| 21 | Katz Gary Director | 2023-01-06 16:15:45 | 1,928 0 | 1,928 | Form 4 |
| 22 | Repetto Richard H Director | 2025-01-07 17:42:02 | 567 0 | 567 | Form 4 |
| 23 | Conkling Lori A Director | 2025-05-12 16:08:33 | 0 0 | 0 | Form 3 |
| 24 | Winston Kenneth James Director | 2018-06-01 17:47:34 | 0 0 | 0 | Form 3 |
| 25 | DeFeo Philip D Director | 2008-02-13 12:33:08 | 0 0 | 0 | Form 5 |