United States Investment Banking & Investment Services

Interactive Brokers Group Inc (IBKR)

Track

Over the past 90 days, Interactive Brokers Group Inc. recorded three insider transactions, all of which were buy orders totaling $6,529. These purchases were made by a single insider. The company's stock has seen a 5.2% price increase over the same period, following a positive earnings report in July where the firm beat EPS expectations by 7.8%.
Ticker: IBKR Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
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Insider trades have triggered activity signals for Interactive Brokers Group Inc. Upgrade to see score, net flow, insiders and the full signal context.

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Top insiders
Trades
Buy 3 Aug 2026
Value US$4,809,955.77 | Price 35.55 | Shares 45,527 (+19.1%)
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-08-04 2026-08-03 B Purchase
3.4
Conkling Lori A
Non-Executive Director
45,527 +19.1%
35.55
US$4,809,956 		45,527 +19.1% 35.55 US$4,809,956
2026-07-01 2026-07-01 B Purchase
3.4
Conkling Lori A
Non-Executive Director
59,882 -32.7%
146.58
US$3,344,961 		59,882 -32.7% 146.58 US$3,344,961
2026-06-02 2026-06-01 B Purchase
3.4
Conkling Lori A
Non-Executive Director
67,546 +0.7%
338.37
US$1,019,945 		67,546 +0.7% 338.37 US$1,019,945
2026-05-04 2026-05-01 B Purchase
3.4
Conkling Lori A
Non-Executive Director
25 +1.0%
79.64
US$1,991 		25 +1.0% 79.64 US$1,991
2026-04-29 2026-04-28 S Sale
1.8
Harris Lawrence E
Non-Executive Director
26,000 -13.0%
76.93
US$2,000,180 		26,000 -13.0% 76.93 US$2,000,180
2026-04-28 2026-04-28 PrS Proposed sale
1.8
Harris Lawrence E

Director

Non-Executive Director
26,000
77.59
US$2,017,340 		26,000 77.59 US$2,017,340
2026-04-02 2026-04-01 B Purchase
3.4
Conkling Lori A
Non-Executive Director
25 +1.0%
68.38
US$1,710 		25 +1.0% 68.38 US$1,710
2026-03-26 2026-03-02 B Purchase
3.4
Conkling Lori A
Non-Executive Director
25 +1.0%
69.21
US$1,730 		25 +1.0% 69.21 US$1,730
2026-03-26 2026-02-25 B Purchase
3.4
Conkling Lori A
Non-Executive Director
50 +2.1%
73.21
US$3,660 		50 +2.1% 73.21 US$3,660
2026-01-28 2026-01-27 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
20,469 -100.0%
75.75
US$1,550,527 		20,469 -100.0% 75.75 US$1,550,527
2026-01-28 2026-01-27 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
39,731 -66.0%
75.07
US$2,982,606 		39,731 -66.0% 75.07 US$2,982,606
2026-01-28 2026-01-26 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
3,101 -4.9%
77.98
US$241,816 		3,101 -4.9% 77.98 US$241,816
2026-01-28 2026-01-26 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
30,817 -32.7%
76.72
US$2,364,280 		30,817 -32.7% 76.72 US$2,364,280
2026-01-28 2026-01-26 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
60,882 -39.3%
75.83
US$4,616,682 		60,882 -39.3% 75.83 US$4,616,682
2026-01-26 2026-01-23 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
60,065 -27.9%
78.14
US$4,693,479 		60,065 -27.9% 78.14 US$4,693,479
2026-01-26 2026-01-23 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
84,935 -28.3%
77.65
US$6,595,203 		84,935 -28.3% 77.65 US$6,595,203
2026-01-26 2026-01-22 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
100,000 -25.0%
76.81
US$7,681,000 		100,000 -25.0% 76.81 US$7,681,000
2026-01-22 2026-01-22 PrS Proposed sale
2.7
Nemser Earl H

Officer; Director

Executive Director
400,000
75.80
US$30,320,000 		400,000 75.80 US$30,320,000
2025-11-14 2025-11-07 B Purchase Serhii Dobrohorskyi

Deputy Chief Executive Officer for Agribusiness

Officer
19,999
1.00
US$19,999 		19,999 1.00 US$19,999
2025-10-31 2025-10-29 S Sale
1.8
Harris Lawrence E
Non-Executive Director
10,645 -5.1%
69.00
US$734,505 		10,645 -5.1% 69.00 US$734,505
2025-10-29 2025-10-28 S Sale
1.8
Harris Lawrence E
Non-Executive Director
6,855 -3.2%
69.15
US$474,023 		6,855 -3.2% 69.15 US$474,023
2025-10-29 2025-10-27 S Sale
1.8
Harris Lawrence E
Non-Executive Director
7,500 -3.4%
69.73
US$522,975 		7,500 -3.4% 69.73 US$522,975
2025-10-27 2025-10-24 S Sale
1.8
Harris Lawrence E
Non-Executive Director
8,000 -3.5%
68.50
US$548,000 		8,000 -3.5% 68.50 US$548,000
2025-10-27 2025-10-23 S Sale
1.8
Harris Lawrence E
Non-Executive Director
22,000 -8.7%
67.63
US$1,487,860 		22,000 -8.7% 67.63 US$1,487,860
2025-10-27 2025-10-23 B Purchase
2.0
Bright Jill
Non-Executive Director
400 +4.0%
65.95
US$26,380 		400 +4.0% 65.95 US$26,380
2025-10-23 2025-10-23 PrS Proposed sale
1.8
Harris Lawrence E

Director

Non-Executive Director
75,000
64.77
US$4,857,750 		75,000 64.77 US$4,857,750
2025-10-01 2025-09-30 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
1,155 -14.3%
70.00
US$80,850 		1,155 -14.3% 70.00 US$80,850
2025-10-01 2025-09-30 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
1,979 -19.7%
69.30
US$137,145 		1,979 -19.7% 69.30 US$137,145
2025-10-01 2025-09-29 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
2,021 -16.7%
68.70
US$138,843 		2,021 -16.7% 68.70 US$138,843
2025-10-01 2025-09-29 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
8,792 -42.1%
68.27
US$600,230 		8,792 -42.1% 68.27 US$600,230
2025-10-01 2025-09-29 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
7,414 -26.2%
67.16
US$497,924 		7,414 -26.2% 67.16 US$497,924
2025-09-29 2025-09-26 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
1,581 -5.3%
66.15
US$104,583 		1,581 -5.3% 66.15 US$104,583
2025-09-29 2025-09-26 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
15,477 -34.1%
65.74
US$1,017,458 		15,477 -34.1% 65.74 US$1,017,458
2025-09-29 2025-09-25 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
4,248 -8.6%
65.19
US$276,927 		4,248 -8.6% 65.19 US$276,927
2025-09-29 2025-09-25 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
8,866 -15.2%
64.76
US$574,162 		8,866 -15.2% 64.76 US$574,162
2025-09-29 2025-09-25 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
1,182 -2.0%
63.81
US$75,423 		1,182 -2.0% 63.81 US$75,423
2025-09-25 2025-09-24 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
927 -1.5%
65.54
US$60,756 		927 -1.5% 65.54 US$60,756
2025-09-25 2025-09-24 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
13,464 -18.2%
64.76
US$871,929 		13,464 -18.2% 64.76 US$871,929
2025-09-25 2025-09-23 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
12,798 -14.7%
65.49
US$838,141 		12,798 -14.7% 65.49 US$838,141
2025-09-25 2025-09-23 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
6,227 -6.7%
64.90
US$404,132 		6,227 -6.7% 64.90 US$404,132
2025-09-23 2025-09-22 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
563 -0.6%
64.61
US$36,375 		563 -0.6% 64.61 US$36,375
2025-09-23 2025-09-22 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
14,639 -13.5%
63.94
US$936,018 		14,639 -13.5% 63.94 US$936,018
2025-09-23 2025-09-19 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
140 -0.1%
65.19
US$9,127 		140 -0.1% 65.19 US$9,127
2025-09-23 2025-09-19 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
50,553 -31.8%
64.61
US$3,266,229 		50,553 -31.8% 64.61 US$3,266,229
2025-09-19 2025-09-18 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
71,019 -30.9%
65.05
US$4,619,786 		71,019 -30.9% 65.05 US$4,619,786
2025-09-19 2025-09-18 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
37,905 -14.2%
64.40
US$2,441,082 		37,905 -14.2% 64.40 US$2,441,082
2025-09-19 2025-09-18 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
7,937 -2.9%
63.43
US$503,444 		7,937 -2.9% 63.43 US$503,444
2025-09-19 2025-09-17 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
44,727 -14.0%
62.48
US$2,794,543 		44,727 -14.0% 62.48 US$2,794,543
2025-09-19 2025-09-17 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
61,794 -16.2%
62.06
US$3,834,936 		61,794 -16.2% 62.06 US$3,834,936
2025-09-17 2025-09-16 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
587 -0.2%
62.62
US$36,758 		587 -0.2% 62.62 US$36,758
2025-09-17 2025-09-16 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
98,601 -20.5%
62.24
US$6,136,926 		98,601 -20.5% 62.24 US$6,136,926
2025-09-17 2025-09-15 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
1,499 -0.3%
64.26
US$96,326 		1,499 -0.3% 64.26 US$96,326
2025-09-17 2025-09-15 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
37,506 -7.2%
63.79
US$2,392,508 		37,506 -7.2% 63.79 US$2,392,508
2025-09-17 2025-09-15 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
57,289 -9.9%
62.66
US$3,589,729 		57,289 -9.9% 62.66 US$3,589,729
2025-09-15 2025-09-12 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
61,617 -9.6%
64.19
US$3,955,195 		61,617 -9.6% 64.19 US$3,955,195
2025-09-15 2025-09-12 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
35,592 -5.3%
63.84
US$2,272,193 		35,592 -5.3% 63.84 US$2,272,193
2025-09-15 2025-09-11 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
54,723 -7.5%
63.54
US$3,477,099 		54,723 -7.5% 63.54 US$3,477,099
2025-09-15 2025-09-11 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
57,851 -7.3%
62.94
US$3,641,142 		57,851 -7.3% 62.94 US$3,641,142
2025-09-11 2025-09-10 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
104,906 -11.8%
62.51
US$6,557,674 		104,906 -11.8% 62.51 US$6,557,674
2025-09-11 2025-09-09 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
84,956 -8.7%
62.02
US$5,268,971 		84,956 -8.7% 62.02 US$5,268,971
2025-09-11 2025-09-09 S Sale
2.4
Brody Paul Jonathan

Chief Financial Officer

Executive Director
22,537 -2.3%
61.30
US$1,381,518 		22,537 -2.3% 61.30 US$1,381,518
2025-09-09 2025-09-09 PrS Proposed sale
2.4
Brody Paul Jonathan

Officer

Officer
1,000,000
61.11
US$61,110,000 		1,000,000 61.11 US$61,110,000
2025-08-15 2025-08-14 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
20,521 -4.9%
64.22
US$1,317,859 		20,521 -4.9% 64.22 US$1,317,859
2025-08-15 2025-08-14 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
33,379 -7.4%
63.86
US$2,131,583 		33,379 -7.4% 63.86 US$2,131,583
2025-08-14 2025-08-13 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
200 -0.0%
67.20
US$13,440 		200 -0.0% 67.20 US$13,440
2025-08-14 2025-08-13 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
2,400 -0.5%
66.77
US$160,248 		2,400 -0.5% 66.77 US$160,248
2025-08-14 2025-08-13 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
200 -0.0%
66.09
US$13,218 		200 -0.0% 66.09 US$13,218
2025-08-14 2025-08-13 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
200 -0.0%
64.19
US$12,838 		200 -0.0% 64.19 US$12,838
2025-08-14 2025-08-13 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
4,600 -1.0%
63.75
US$293,250 		4,600 -1.0% 63.75 US$293,250
2025-08-14 2025-08-12 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
41,086 -8.2%
67.88
US$2,788,918 		41,086 -8.2% 67.88 US$2,788,918
2025-08-14 2025-08-12 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
153,000 -23.3%
67.39
US$10,310,670 		153,000 -23.3% 67.39 US$10,310,670
2025-08-12 2025-08-11 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
12,841 -1.9%
66.09
US$848,662 		12,841 -1.9% 66.09 US$848,662
2025-08-12 2025-08-08 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
2,641 -0.4%
65.94
US$174,148 		2,641 -0.4% 65.94 US$174,148
2025-08-12 2025-08-08 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
10,200 -1.5%
65.60
US$669,120 		10,200 -1.5% 65.60 US$669,120
2025-08-08 2025-08-07 S Sale
2.7
Nemser Earl H

Vice Chairman

Executive Director
441 -0.1%
64.35
US$28,378 		441 -0.1% 64.35 US$28,378
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