IBKR
Interactive Brokers Group, Inc.
Buys$72K9 txns
Sells$126.3M78 txns
Net-$126.3M
Insiders
| Insider | Role | Holdings | Buy $ | Sell $ | Net $ |
|---|
| Paul Jonathan Brody | Unknown | 2,856,806 | — | $63,374,046 | -$63,374,046 |
| Earl H Nemser | Unknown | 803,568 | — | $57,185,586 | -$57,185,586 |
| Lawrence E Harris | Unknown | 173,482 | — | $5,767,543 | -$5,767,543 |
| Jill Bright | Unknown | 11,082 | $56,014 | — | $56,014 |
| Lori A Conkling | Unknown | 2,534 | $15,620 | — | $15,620 |
Transaction History
| Date | Insider | Side | Shares | Price | Value | Holdings After | % of Position |
|---|
| 2026-08-03 | Lori A Conkling | BUY | 25 | $87.03 | $2,176 | 2,534 | 1% |
| 2026-07-01 | Lori A Conkling | BUY | 25 | $88.03 | $2,201 | 2,509 | 1% |
| 2026-06-01 | Lori A Conkling | BUY | 25 | $86.10 | $2,152 | 2,484 | 1% |
| 2026-05-01 | Lori A Conkling | BUY | 25 | $79.64 | $1,991 | 2,459 | 1% |
| 2026-04-28 | Lawrence E Harris | SELL | 26,000 | $76.93 | $2,000,180 | 173,482 | 13% |
| 2026-04-01 | Lori A Conkling | BUY | 25 | $68.38 | $1,710 | 2,434 | 1% |
| 2026-03-02 | Lori A Conkling | BUY | 25 | $69.21 | $1,730 | 2,409 | 1% |
| 2026-02-25 | Lori A Conkling | BUY | 50 | $73.21 | $3,660 | 2,384 | 2% |
| 2026-01-27 | Earl H Nemser | SELL | 39,731 | $75.07 | $2,982,606 | 20,469 | 66% |
| 2026-01-27 | Earl H Nemser | SELL | 20,469 | $75.75 | $1,550,527 | 0 | 100% |
| 2026-01-26 | Earl H Nemser | SELL | 60,882 | $75.83 | $4,616,682 | 94,118 | 39% |
| 2026-01-26 | Earl H Nemser | SELL | 30,817 | $76.72 | $2,364,280 | 63,301 | 33% |
| 2026-01-26 | Earl H Nemser | SELL | 3,101 | $77.98 | $241,816 | 60,200 | 5% |
| 2026-01-23 | Earl H Nemser | SELL | 84,935 | $77.65 | $6,595,203 | 215,065 | 28% |
| 2026-01-23 | Earl H Nemser | SELL | 60,065 | $78.14 | $4,693,479 | 155,000 | 28% |
| 2026-01-22 | Earl H Nemser | SELL | 100,000 | $76.81 | $7,681,000 | 300,000 | 25% |
| 2025-10-29 | Lawrence E Harris | SELL | 10,645 | $69.00 | $734,505 | 198,704 | 5% |
| 2025-10-28 | Lawrence E Harris | SELL | 6,855 | $69.15 | $474,023 | 209,349 | 3% |
| 2025-10-27 | Lawrence E Harris | SELL | 7,500 | $69.73 | $522,975 | 216,204 | 3% |
| 2025-10-24 | Lawrence E Harris | SELL | 8,000 | $68.50 | $548,000 | 223,704 | 3% |
| 2025-10-23 | Jill Bright | BUY | 400 | $65.95 | $26,380 | 10,304 | 4% |
| 2025-10-23 | Lawrence E Harris | SELL | 22,000 | $67.63 | $1,487,860 | 231,704 | 9% |
| 2025-09-30 | Paul Jonathan Brody | SELL | 1,979 | $69.30 | $137,145 | 8,083 | 20% |
| 2025-09-30 | Paul Jonathan Brody | SELL | 1,155 | $70.00 | $80,850 | 6,928 | 14% |
| 2025-09-29 | Paul Jonathan Brody | SELL | 7,414 | $67.16 | $497,924 | 20,875 | 26% |
| 2025-09-29 | Paul Jonathan Brody | SELL | 8,792 | $68.27 | $600,230 | 12,083 | 42% |
| 2025-09-29 | Paul Jonathan Brody | SELL | 2,021 | $68.70 | $138,843 | 10,062 | 17% |
| 2025-09-26 | Paul Jonathan Brody | SELL | 15,477 | $65.74 | $1,017,458 | 29,870 | 34% |
| 2025-09-26 | Paul Jonathan Brody | SELL | 1,581 | $66.15 | $104,583 | 28,289 | 5% |
| 2025-09-25 | Paul Jonathan Brody | SELL | 1,182 | $63.81 | $75,423 | 58,461 | 2% |
| 2025-09-25 | Paul Jonathan Brody | SELL | 8,866 | $64.76 | $574,162 | 49,595 | 15% |
| 2025-09-25 | Paul Jonathan Brody | SELL | 4,248 | $65.19 | $276,927 | 45,347 | 9% |
| 2025-09-24 | Paul Jonathan Brody | SELL | 13,464 | $64.76 | $871,929 | 60,570 | 18% |
| 2025-09-24 | Paul Jonathan Brody | SELL | 927 | $65.54 | $60,756 | 59,643 | 2% |
| 2025-09-23 | Paul Jonathan Brody | SELL | 6,227 | $64.90 | $404,132 | 86,832 | 7% |
| 2025-09-23 | Paul Jonathan Brody | SELL | 12,798 | $65.49 | $838,141 | 74,034 | 15% |
| 2025-09-22 | Paul Jonathan Brody | SELL | 14,639 | $63.94 | $936,018 | 93,622 | 14% |
| 2025-09-22 | Paul Jonathan Brody | SELL | 563 | $64.61 | $36,375 | 93,059 | 1% |
| 2025-09-19 | Paul Jonathan Brody | SELL | 6,928 | $64.66 | $447,964 | 101,473 | 6% |
| 2025-09-19 | Paul Jonathan Brody | SELL | 50,553 | $64.61 | $3,266,229 | 108,401 | 32% |
| 2025-09-19 | Paul Jonathan Brody | SELL | 140 | $65.19 | $9,127 | 108,261 | 0% |
| 2025-09-18 | Paul Jonathan Brody | SELL | 7,937 | $63.43 | $503,444 | 267,878 | 3% |
| 2025-09-18 | Paul Jonathan Brody | SELL | 37,905 | $64.40 | $2,441,082 | 229,973 | 14% |
| 2025-09-18 | Paul Jonathan Brody | SELL | 71,019 | $65.05 | $4,619,786 | 158,954 | 31% |
| 2025-09-17 | Paul Jonathan Brody | SELL | 61,794 | $62.06 | $3,834,936 | 320,542 | 16% |
| 2025-09-17 | Paul Jonathan Brody | SELL | 44,727 | $62.48 | $2,794,543 | 275,815 | 14% |
| 2025-09-16 | Paul Jonathan Brody | SELL | 98,601 | $62.24 | $6,136,926 | 382,923 | 20% |
| 2025-09-16 | Paul Jonathan Brody | SELL | 587 | $62.62 | $36,758 | 382,336 | 0% |
| 2025-09-15 | Paul Jonathan Brody | SELL | 57,289 | $62.66 | $3,589,729 | 520,529 | 10% |
| 2025-09-15 | Paul Jonathan Brody | SELL | 37,506 | $63.79 | $2,392,508 | 483,023 | 7% |
| 2025-09-15 | Paul Jonathan Brody | SELL | 1,499 | $64.26 | $96,326 | 481,524 | 0% |
| 2025-09-12 | Paul Jonathan Brody | SELL | 35,592 | $63.84 | $2,272,193 | 639,435 | 5% |
| 2025-09-12 | Paul Jonathan Brody | SELL | 61,617 | $64.19 | $3,955,195 | 577,818 | 10% |
| 2025-09-11 | Paul Jonathan Brody | SELL | 57,851 | $62.94 | $3,641,142 | 729,750 | 7% |
| 2025-09-11 | Paul Jonathan Brody | SELL | 54,723 | $63.54 | $3,477,099 | 675,027 | 8% |
| 2025-09-10 | Paul Jonathan Brody | SELL | 104,906 | $62.51 | $6,557,674 | 787,601 | 12% |
| 2025-09-09 | Paul Jonathan Brody | SELL | 22,537 | $61.30 | $1,381,518 | 977,463 | 2% |
| 2025-09-09 | Paul Jonathan Brody | SELL | 84,956 | $62.02 | $5,268,971 | 892,507 | 9% |
| 2025-08-14 | Earl H Nemser | SELL | 33,379 | $63.86 | $2,131,583 | 420,521 | 7% |
| 2025-08-14 | Earl H Nemser | SELL | 20,521 | $64.22 | $1,317,859 | 400,000 | 5% |
| 2025-08-13 | Earl H Nemser | SELL | 4,600 | $63.75 | $293,250 | 456,900 | 1% |
| 2025-08-13 | Earl H Nemser | SELL | 200 | $64.19 | $12,838 | 456,700 | 0% |
| 2025-08-13 | Earl H Nemser | SELL | 200 | $66.09 | $13,218 | 456,500 | 0% |
| 2025-08-13 | Earl H Nemser | SELL | 2,400 | $66.77 | $160,248 | 454,100 | 1% |
| 2025-08-13 | Earl H Nemser | SELL | 200 | $67.20 | $13,440 | 453,900 | 0% |
| 2025-08-12 | Earl H Nemser | SELL | 153,000 | $67.39 | $10,310,670 | 502,586 | 23% |
| 2025-08-12 | Earl H Nemser | SELL | 41,086 | $67.88 | $2,788,918 | 461,500 | 8% |
| 2025-08-11 | Earl H Nemser | SELL | 12,841 | $66.09 | $848,662 | 655,586 | 2% |
| 2025-08-08 | Earl H Nemser | SELL | 10,200 | $65.60 | $669,120 | 671,068 | 2% |
| 2025-08-08 | Earl H Nemser | SELL | 2,641 | $65.94 | $174,148 | 668,427 | 0% |
| 2025-08-07 | Earl H Nemser | SELL | 12,400 | $63.94 | $792,856 | 681,709 | 2% |
| 2025-08-07 | Earl H Nemser | SELL | 441 | $64.35 | $28,378 | 681,268 | 0% |
| 2025-08-06 | Earl H Nemser | SELL | 12,641 | $63.47 | $802,324 | 694,309 | 2% |
| 2025-08-06 | Earl H Nemser | SELL | 200 | $64.16 | $12,832 | 694,109 | 0% |
| 2025-08-05 | Earl H Nemser | SELL | 11,041 | $63.64 | $702,649 | 708,750 | 2% |
| 2025-08-05 | Earl H Nemser | SELL | 1,800 | $64.84 | $116,712 | 706,950 | 0% |
| 2025-08-04 | Earl H Nemser | SELL | 12,841 | $64.54 | $828,758 | 719,791 | 2% |
| 2025-08-01 | Earl H Nemser | SELL | 1,200 | $62.79 | $75,348 | 744,273 | 0% |
| 2025-08-01 | Earl H Nemser | SELL | 7,441 | $63.94 | $475,778 | 736,832 | 1% |
| 2025-08-01 | Earl H Nemser | SELL | 3,200 | $64.71 | $207,072 | 733,632 | 0% |
| 2025-08-01 | Earl H Nemser | SELL | 1,000 | $65.66 | $65,660 | 732,632 | 0% |
| 2025-07-31 | Earl H Nemser | SELL | 12,441 | $66.18 | $823,345 | 747,673 | 2% |
| 2025-07-31 | Earl H Nemser | SELL | 2,200 | $66.71 | $146,762 | 745,473 | 0% |
| 2025-07-30 | Earl H Nemser | SELL | 32,386 | $66.32 | $2,147,840 | 367,514 | 8% |
| 2025-07-30 | Earl H Nemser | SELL | 7,400 | $66.64 | $493,136 | 360,114 | 2% |
| 2025-07-28 | Earl H Nemser | SELL | 100 | $65.90 | $6,590 | 399,900 | 0% |
| 2025-01-31 | Jill Bright | BUY | 135 | $219.51 | $29,634 | 2,476 | 6% |