| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 25, 2015 | Sale | $37.63 | 1,255 | 47,222 | 72,668 | Aug 26, 2015, 03:56 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 21, 2015 | Sale | $39.19 | 1,302 | 51,022 | 74,385 | Aug 24, 2015, 03:24 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 20, 2015 | Sale | $40.70 | 1,303 | 53,027 | 75,760 | Aug 24, 2015, 03:24 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 18, 2015 | Sale | $42.42 | 1,303 | 55,273 | 78,263 | Aug 20, 2015, 01:46 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 19, 2015 | Sale | $41.91 | 1,291 | 54,106 | 76,972 | Aug 20, 2015, 01:46 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 14, 2015 | Sale | $41.80 | 1,295 | 54,131 | 80,832 | Aug 18, 2015, 01:59 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 17, 2015 | Sale | $42.16 | 1,266 | 53,376 | 80,067 | Aug 18, 2015, 01:59 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 12, 2015 | Sale | $41.15 | 1,302 | 53,577 | 83,430 | Aug 14, 2015, 03:55 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 13, 2015 | Sale | $41.73 | 1,303 | 54,374 | 82,127 | Aug 14, 2015, 03:55 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 10, 2015 | Sale | $43.11 | 1,302 | 56,129 | 86,013 | Aug 12, 2015, 02:18 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 11, 2015 | Sale | $42.15 | 1,281 | 53,994 | 84,732 | Aug 12, 2015, 02:18 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 07, 2015 | Sale | $42.55 | 1,303 | 55,443 | 87,315 | Aug 10, 2015, 03:34 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 06, 2015 | Sale | $42.86 | 1,302 | 55,810 | 88,668 | Aug 10, 2015, 03:34 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 04, 2015 | Sale | $44.02 | 1,288 | 56,696 | 92,334 | Aug 06, 2015, 07:42 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 05, 2015 | Sale | $43.62 | 1,245 | 54,304 | 90,029 | Aug 06, 2015, 07:42 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 31, 2015 | Sale | $40.33 | 1,302 | 52,510 | 93,752 | Aug 04, 2015, 04:26 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Aug 03, 2015 | Sale | $41.31 | 1,299 | 53,657 | 93,156 | Aug 04, 2015, 04:26 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 29, 2015 | Sale | $41.16 | 1,302 | 53,590 | 96,191 | Jul 31, 2015, 10:21 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 30, 2015 | Sale | $40.99 | 1,137 | 46,606 | 95,054 | Jul 31, 2015, 10:21 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 27, 2015 | Sale | $41.32 | 1,251 | 51,691 | 98,749 | Jul 29, 2015, 05:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 28, 2015 | Sale | $41.53 | 1,256 | 52,162 | 97,493 | Jul 29, 2015, 05:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jul 24, 2015 | Award/Grant | $42.18 | 100,000 | 4,218,000 | 100,000 | Jul 28, 2015, 05:20 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | May 08, 2015 | Tax Payment (Shares) | $34.60 | 5,206 | 180,128 | 96,171 | May 21, 2015, 02:27 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 09, 2015 | Sale | $29.24 | 455 | 13,304 | 0 | Jan 12, 2015, 10:46 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 08, 2015 | Sale | $29.35 | 2,171 | 63,719 | 455 | Jan 09, 2015, 11:00 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 07, 2015 | Sale | $28.65 | 2,135 | 61,168 | 2,626 | Jan 09, 2015, 11:00 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 06, 2015 | Sale | $28.68 | 2,194 | 62,924 | 4,761 | Jan 07, 2015, 11:02 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 05, 2015 | Sale | $28.89 | 2,112 | 61,016 | 6,955 | Jan 07, 2015, 11:02 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 31, 2014 | Sale | $29.34 | 2,157 | 63,286 | 11,187 | Jan 05, 2015, 04:06 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 02, 2015 | Sale | $28.84 | 2,120 | 61,141 | 9,067 | Jan 05, 2015, 04:06 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 29, 2014 | Sale | $29.50 | 2,156 | 63,602 | 15,553 | Dec 31, 2014, 04:11 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 30, 2014 | Sale | $29.30 | 2,209 | 64,724 | 13,344 | Dec 31, 2014, 04:11 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 24, 2014 | Sale | $29.67 | 1,185 | 35,159 | 19,491 | Dec 29, 2014, 04:41 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 26, 2014 | Sale | $29.48 | 1,782 | 52,533 | 17,709 | Dec 29, 2014, 04:41 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 22, 2014 | Sale | $29.33 | 2,106 | 61,769 | 22,766 | Dec 24, 2014, 08:50 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 23, 2014 | Sale | $29.56 | 2,090 | 61,780 | 20,676 | Dec 24, 2014, 08:50 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 18, 2014 | Sale | $28.13 | 2,164 | 60,873 | 26,962 | Dec 22, 2014, 07:15 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 19, 2014 | Sale | $28.60 | 2,090 | 59,767 | 25,034 | Dec 22, 2014, 07:15 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 17, 2014 | Sale | $27.49 | 2,120 | 58,279 | 29,126 | Dec 18, 2014, 10:59 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 16, 2014 | Sale | $27.32 | 2,209 | 60,350 | 31,246 | Dec 18, 2014, 10:59 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 12, 2014 | Sale | $27.67 | 2,061 | 57,028 | 35,523 | Dec 16, 2014, 05:42 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 15, 2014 | Sale | $27.54 | 2,068 | 56,953 | 33,455 | Dec 16, 2014, 05:42 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 10, 2014 | Sale | $28.44 | 2,120 | 60,293 | 39,785 | Dec 12, 2014, 01:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 11, 2014 | Sale | $28.40 | 2,201 | 62,508 | 37,584 | Dec 12, 2014, 01:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 08, 2014 | Sale | $28.04 | 2,046 | 57,370 | 44,114 | Dec 10, 2014, 10:24 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 09, 2014 | Sale | $28.03 | 2,209 | 61,918 | 41,905 | Dec 10, 2014, 10:24 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 04, 2014 | Sale | $27.55 | 2,208 | 60,830 | 48,347 | Dec 08, 2014, 02:51 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 05, 2014 | Sale | $27.86 | 2,187 | 60,930 | 46,160 | Dec 08, 2014, 02:51 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 02, 2014 | Sale | $27.32 | 2,209 | 60,350 | 52,704 | Dec 04, 2014, 10:49 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 03, 2014 | Sale | $27.46 | 2,149 | 59,012 | 50,555 | Dec 04, 2014, 10:49 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 28, 2014 | Sale | $27.38 | 1,141 | 31,241 | 57,121 | Dec 02, 2014, 11:21 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Dec 01, 2014 | Sale | $27.10 | 2,208 | 59,837 | 54,913 | Dec 02, 2014, 11:21 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 25, 2014 | Sale | $27.51 | 2,208 | 60,742 | 59,838 | Nov 28, 2014, 05:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 26, 2014 | Sale | $27.40 | 1,576 | 43,182 | 58,262 | Nov 28, 2014, 05:05 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 21, 2014 | Sale | $27.02 | 2,209 | 59,687 | 64,151 | Nov 25, 2014, 09:37 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 24, 2014 | Sale | $27.24 | 2,105 | 57,340 | 62,046 | Nov 25, 2014, 09:37 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 20, 2014 | Sale | $26.95 | 2,142 | 57,727 | 66,360 | Nov 21, 2014, 12:44 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 19, 2014 | Sale | $26.94 | 2,134 | 57,490 | 68,502 | Nov 21, 2014, 12:44 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 17, 2014 | Sale | $27.34 | 2,068 | 56,539 | 72,845 | Nov 19, 2014, 05:00 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 18, 2014 | Sale | $27.40 | 2,209 | 60,527 | 70,636 | Nov 19, 2014, 05:00 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 13, 2014 | Sale | $26.91 | 1,995 | 53,685 | 76,945 | Nov 17, 2014, 01:21 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 14, 2014 | Sale | $27.01 | 2,032 | 54,884 | 74,913 | Nov 17, 2014, 01:21 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 11, 2014 | Sale | $26.95 | 1,804 | 48,618 | 81,148 | Nov 13, 2014, 12:13 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 12, 2014 | Sale | $26.94 | 2,208 | 59,484 | 78,940 | Nov 13, 2014, 12:13 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 07, 2014 | Sale | $26.85 | 2,105 | 56,519 | 84,947 | Nov 10, 2014, 06:33 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 10, 2014 | Sale | $27.05 | 1,995 | 53,965 | 82,952 | Nov 10, 2014, 06:33 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 05, 2014 | Sale | $26.28 | 2,142 | 56,292 | 89,157 | Nov 07, 2014, 10:47 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 06, 2014 | Sale | $26.45 | 2,105 | 55,677 | 87,052 | Nov 07, 2014, 10:47 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 03, 2014 | Sale | $26.14 | 2,193 | 57,325 | 93,486 | Nov 05, 2014, 06:39 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Nov 04, 2014 | Sale | $26.21 | 2,187 | 57,321 | 91,299 | Nov 05, 2014, 06:39 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Oct 30, 2014 | Sale | $25.66 | 2,208 | 56,657 | 97,792 | Nov 03, 2014, 04:09 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Oct 31, 2014 | Sale | $25.89 | 2,113 | 54,706 | 95,679 | Nov 03, 2014, 04:09 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Oct 24, 2014 | Award/Grant | $25.90 | 100,000 | 2,590,000 | 100,000 | Oct 28, 2014, 05:09 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | May 09, 2014 | Tax Payment (Shares) | $22.73 | 5,080 | 115,468 | 91,836 | May 20, 2014, 02:29 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 24, 2014 | Sale | $21.85 | 562 | 12,280 | 0 | Feb 26, 2014, 12:34 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 20, 2014 | Sale | $21.66 | 7,737 | 167,583 | 8,300 | Feb 24, 2014, 05:00 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 21, 2014 | Sale | $21.89 | 7,738 | 169,385 | 562 | Feb 24, 2014, 05:00 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 18, 2014 | Sale | $21.69 | 7,737 | 167,816 | 23,774 | Feb 20, 2014, 11:09 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 19, 2014 | Sale | $21.56 | 7,737 | 166,810 | 16,037 | Feb 20, 2014, 11:09 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 14, 2014 | Sale | $21.68 | 6,119 | 132,660 | 31,511 | Feb 18, 2014, 08:32 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 13, 2014 | Sale | $21.81 | 7,954 | 173,477 | 37,630 | Feb 18, 2014, 08:32 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 11, 2014 | Sale | $21.72 | 7,052 | 153,169 | 52,235 | Feb 13, 2014, 10:27 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 12, 2014 | Sale | $21.64 | 7,011 | 151,718 | 45,224 | Feb 13, 2014, 10:27 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 07, 2014 | Sale | $21.65 | 3,345 | 72,419 | 65,382 | Feb 11, 2014, 08:20 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 10, 2014 | Sale | $21.84 | 6,095 | 133,115 | 59,287 | Feb 11, 2014, 08:20 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 06, 2014 | Sale | $21.35 | 7,737 | 165,185 | 68,727 | Feb 07, 2014, 10:01 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 05, 2014 | Sale | $21.10 | 7,274 | 153,481 | 76,464 | Feb 07, 2014, 10:01 AM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 03, 2014 | Sale | $20.81 | 7,738 | 161,028 | 91,475 | Feb 05, 2014, 02:34 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Feb 04, 2014 | Sale | $20.98 | 7,737 | 162,322 | 83,738 | Feb 05, 2014, 02:34 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 30, 2014 | Sale | $21.37 | 7,690 | 164,335 | 106,502 | Feb 03, 2014, 05:49 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 31, 2014 | Sale | $21.16 | 7,289 | 154,235 | 99,213 | Feb 03, 2014, 05:49 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 28, 2014 | Sale | $21.11 | 7,719 | 162,948 | 121,822 | Jan 30, 2014, 04:11 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 29, 2014 | Sale | $21.48 | 7,630 | 163,892 | 114,192 | Jan 30, 2014, 04:11 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 24, 2014 | Sale | $21.98 | 7,737 | 170,059 | 137,278 | Jan 28, 2014, 02:46 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 27, 2014 | Sale | $21.29 | 7,737 | 164,734 | 130,362 | Jan 28, 2014, 02:46 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 23, 2014 | Sale | $22.32 | 7,547 | 168,449 | 145,015 | Jan 24, 2014, 03:51 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 22, 2014 | Sale | $22.16 | 7,701 | 170,687 | 152,669 | Jan 24, 2014, 03:51 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 17, 2014 | Sale | $22.87 | 7,297 | 166,882 | 167,858 | Jan 22, 2014, 02:49 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 21, 2014 | Sale | $22.78 | 7,595 | 173,014 | 160,263 | Jan 22, 2014, 02:49 PM |
| IBKR | | Interactive Brokers Group, Inc. | Earl H. Nemser | Vice Chairman | Jan 15, 2014 | Sale | $23.00 | 7,535 | 173,305 | 182,332 | Jan 17, 2014, 03:52 PM |