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| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| IBKR | Nemser Earl H | Vice Chairman | Jan 27 '26 | Sale | 75.30 | 60,200 | 4,533,133 | 0 | Jan 28 |
| IBKR | Nemser Earl H | Vice Chairman | Jan 26 '26 | Sale | 76.19 | 94,800 | 7,222,778 | 60,200 | Jan 28 |
| IBKR | Nemser Earl H | Vice Chairman | Jan 23 '26 | Sale | 77.85 | 145,000 | 11,288,682 | 155,000 | Jan 26 |
| IBKR | Nemser Earl H | Vice Chairman | Jan 22 '26 | Sale | 76.81 | 100,000 | 7,681,000 | 300,000 | Jan 26 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 14 '25 | Sale | 64.00 | 53,900 | 3,449,442 | 400,000 | Aug 15 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 13 '25 | Sale | 64.87 | 7,600 | 492,994 | 453,900 | Aug 14 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 12 '25 | Sale | 67.49 | 194,086 | 13,099,588 | 461,500 | Aug 14 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 11 '25 | Sale | 66.09 | 12,841 | 848,662 | 655,586 | Aug 12 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 08 '25 | Sale | 65.67 | 12,841 | 843,268 | 668,427 | Aug 12 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 07 '25 | Sale | 63.95 | 12,841 | 821,234 | 681,268 | Aug 08 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 06 '25 | Sale | 63.48 | 12,841 | 815,156 | 694,109 | Aug 08 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 05 '25 | Sale | 63.81 | 12,841 | 819,361 | 706,950 | Aug 06 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 04 '25 | Sale | 64.54 | 12,841 | 828,758 | 719,791 | Aug 06 |
| IBKR | Nemser Earl H | Vice Chairman | Aug 01 '25 | Sale | 64.16 | 12,841 | 823,858 | 732,632 | Aug 04 |
| IBKR | Nemser Earl H | Vice Chairman | Jul 31 '25 | Sale | 66.26 | 14,641 | 970,107 | 745,473 | Aug 04 |
| IBKR | Nemser Earl H | Vice Chairman | Jul 30 '25 | Sale | 66.38 | 39,786 | 2,640,976 | 360,114 | Aug 01 |
| IBKR | Nemser Earl H | Vice Chairman | Jul 28 '25 | Sale | 65.90 | 100 | 6,590 | 399,900 | Jul 30 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 22 '24 | Sale | 107.01 | 5,000 | 535,050 | 108,770 | Feb 23 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 21 '24 | Sale | 104.86 | 5,000 | 524,300 | 113,770 | Feb 23 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 16 '24 | Sale | 105.63 | 5,000 | 528,132 | 118,770 | Feb 20 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 15 '24 | Sale | 103.53 | 10,000 | 1,035,329 | 123,770 | Feb 20 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 14 '24 | Sale | 101.74 | 25,000 | 2,543,624 | 133,770 | Feb 15 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 13 '24 | Sale | 101.07 | 50,000 | 5,053,431 | 158,770 | Feb 15 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 05 '24 | Sale | 95.71 | 25,782 | 2,467,527 | 208,770 | Feb 06 |
| IBKR | Nemser Earl H | Vice Chairman | Feb 02 '24 | Sale | 96.29 | 74,218 | 7,146,451 | 234,552 | Feb 06 |