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Detailed Insider History for:
INTERACTIVE BROKERS GROUP INC: IBKR
Price: 1/17/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$190.09 $193.42 $88.22 $80,317 109 1,055 0.5% 1.6% 87.45% 2.72%
Exch Sector Industry Sub-Industry
NasdaqGS Finance, Insurance, And Real Estate Security And Commodity Brokers, Dealers, Exchanges, And Services Security Brokers, Dealers & Flotation Companies
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Insider Statistics
T N H M S
Filer Name
Insider Title
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
Input Date
1
    
 
PETERFFY WILLIAM
DIR
JB
$25,087
142
---
12/31/24
---
$176.67
2,337
6.5
D
R
1/7/25 - 7:08:25 pm
2
    
 
FRANK THOMAS AJ
VP
JB
---
6,709
---
12/31/24
---
---
75,538
9.7
D
R
1/7/25 - 5:45:58 pm
3
    
 
REPETTO RICHARD H
DIR
JB
$25,087
567
---
12/31/24
---
$176.67
567
New
D
R
1/7/25 - 5:42:02 pm
4
    
 
HARRIS LAWRENCE E
DIR
JB
$25,087
142
---
12/31/24
---
$176.67
63,426
0.2
D
R
1/7/25 - 4:50:40 pm
5
    
 
GALIK MILAN
CEO,DIR
JB
$25,087
69,447
---
12/31/24
---
$176.67
874,830
8.6
D
R
1/7/25 - 4:47:42 pm
6
    
 
NEMSER EARL H
VCB,DIR
JB
$25,087
7,905
---
12/31/24
---
$176.67
112,256
7.6
D
R
1/7/25 - 4:44:42 pm
7
    
 
YUEN NICOLE
DIR
JB
$25,087
142
---
12/31/24
---
$176.67
2,337
6.5
D
R
1/7/25 - 4:34:34 pm
8
    
 
BRIGHT JILL
DIR
JB
$25,087
142
---
12/31/24
---
$176.67
2,341
6.5
D
R
1/7/25 - 4:32:17 pm
9
    
 
BRODY PAUL JONATHAN
CFO,DIR
JB
$25,087
18,272
---
12/31/24
---
$176.67
743,566
2.5
D
R
1/7/25 - 4:29:03 pm
10
    
 
MENDONCA DENIS
CAO
JB
---
3,748
---
12/31/24
---
---
38,735
10.7
D
R
1/7/25 - 4:25:14 pm
11
    
 
GALIK MILAN
CEO,DIR
JS
---
223,922
---
12/31/24
---
---
805,383
-21.8
D
R
1/3/25 - 4:12:53 pm
12
    
 
GALIK MILAN
CEO,DIR
JS
$42,838,516
223,922
---
11/27/24
---
$191.31
1,029,305
-17.9
D
R
12/2/24 - 5:09:47 pm
13
    
 
GALIK MILAN
CEO,DIR
JB
$42,838,516
223,922
---
11/27/24
---
$191.31
223,922
New
I
R
12/2/24 - 5:09:47 pm
14
    
 
PETERFFY THOMAS
CB,DIR
JS
---
79,975
---
10/1/24
---
---
1,612,926
-4.7
D
---
10/2/24 - 5:02:20 pm
15
    
 
NEMSER EARL H
VCB,DIR
JB
$11,857,000
100,000
---
7/25/24
---
$118.57
100,000
New
I
R
7/29/24 - 4:04:41 pm
16
    
 
MENDONCA DENIS
CAO
JS
$233,971
1,964
---
5/9/24
---
$119.13
34,987
-5.3
D
R
5/24/24 - 4:22:20 pm
17
    
 
BRODY PAUL JONATHAN
CFO,DIR
JS
$2,726,052
22,883
---
5/9/24
---
$119.13
725,294
-3.1
D
R
5/24/24 - 4:09:56 pm
18
    
 
FRANK THOMAS AJ
IO
JS
$968,170
8,127
---
5/9/24
---
$119.13
68,829
-10.6
D
R
5/24/24 - 4:06:22 pm
19
    
 
NEMSER EARL H
VCB,DIR
JS
$526,436
4,419
---
5/9/24
---
$119.13
104,351
-4.1
D
R
5/24/24 - 4:05:06 pm
20
    
 
GALIK MILAN
CEO,DIR
JS
$7,385,465
61,995
---
5/9/24
---
$119.13
1,253,227
-4.7
D
R
5/24/24 - 4:03:31 pm
21
    
 
PETERFFY THOMAS
CB,DIR
JB
$7,144,728
62,296
---
4/23/24
---
$114.69
1,692,901
3.8
D
---
4/25/24 - 4:40:44 pm
22
1y
145
32%
21%
1
NEMSER EARL H
VCB,DIR
S
$1,059,350
10,000
2/21/24
2/22/24
$104.86
$107.01
108,770
-8.4
D
R
2/23/24 - 4:18:22 pm
23
1y
145
32%
21%
1
NEMSER EARL H
VCB,DIR
S
$1,563,461
15,000
2/15/24
2/16/24
$102.02
$106.01
118,770
-11.2
D
R
2/20/24 - 4:55:07 pm
24
1y
145
32%
21%
1
NEMSER EARL H
VCB,DIR
S
$7,597,055
75,000
2/13/24
2/14/24
$100.73
$102.09
133,770
-35.9
D
R
2/15/24 - 4:54:01 pm
25
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$3,814,652
39,934
2/5/24
2/6/24
$94.13
$94.91
76,956
-34.2
D
R
2/7/24 - 5:34:16 pm
26
1y
145
32%
21%
1
NEMSER EARL H
VCB,DIR
S
$9,613,978
100,000
2/2/24
2/5/24
$95.67
$96.45
208,770
-32.4
D
R
2/6/24 - 5:07:37 pm
27
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$7,921,090
84,477
2/1/24
2/2/24
$90.64
$96.56
116,890
-42.0
D
R
2/5/24 - 5:19:51 pm
28
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$776,279
8,608
---
1/30/24
$90.07
$90.66
201,367
-4.1
D
R
2/1/24 - 4:04:07 pm
29
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$8,476,731
92,959
1/24/24
1/25/24
$90.69
$91.37
305,765
-23.3
D
R
1/26/24 - 4:15:48 pm
30
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$8,829,494
96,928
1/22/24
1/23/24
$90.33
$92.26
398,724
-19.6
D
R
1/24/24 - 4:53:29 pm
31
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$1,298,453
14,633
1/18/24
1/19/24
$88.68
$89.60
495,652
-2.9
D
R
1/22/24 - 5:16:11 pm
32
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$2,507,543
28,325
1/16/24
1/17/24
$85.00
$90.07
510,285
-5.3
D
R
1/18/24 - 4:51:01 pm
33
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$2,305,483
26,195
1/11/24
1/12/24
$87.54
$88.30
538,610
-4.6
D
R
1/16/24 - 4:37:08 pm
34
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$2,268,121
26,015
1/9/24
1/10/24
---
$86.95
564,805
-4.4
D
R
1/11/24 - 5:17:43 pm
35
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$2,273,588
26,015
1/5/24
1/8/24
$86.45
$87.95
590,820
-4.2
D
R
1/9/24 - 6:25:54 pm
36
1y
199
42%
12%
1
FRANK THOMAS AJ
IO
S
$2,287,579
26,377
1/3/24
1/4/24
$85.35
$88.70
616,835
-4.1
D
R
1/5/24 - 4:25:01 pm
37
    
 
REPETTO RICHARD H
DIR
3
---
---
---
1/1/24
---
---
---
---
---
---
1/11/24 - 5:20:04 pm
38
    
 
UHDE PHILIP
DIR
JB
$25,036
302
---
12/31/23
---
$82.90
2,572
13.3
D
R
1/9/24 - 6:24:04 pm
39
    
 
PETERFFY WILLIAM
DIR
JB
$25,036
302
---
12/31/23
---
$82.90
2,195
16.0
D
R
1/5/24 - 4:37:19 pm
40
    
 
GALIK MILAN
CEO,DIR
JB
$25,036
135,780
---
12/31/23
---
$82.90
1,315,182
11.5
D
R
1/5/24 - 4:23:02 pm
41
    
 
BRODY PAUL JONATHAN
CFO,DIR
JB
$25,036
39,406
---
12/31/23
---
$82.90
748,177
5.6
D
R
1/5/24 - 4:21:31 pm
42
    
 
NEMSER EARL H
VCB,DIR
JB
$25,036
15,082
---
12/31/23
---
$82.90
308,770
5.1
D
R
1/5/24 - 4:19:26 pm
43
    
 
FRANK THOMAS AJ
IO
JB
---
15,088
---
12/31/23
---
---
643,212
2.4
D
R
1/5/24 - 4:17:23 pm
44
    
 
YUEN NICOLE
DIR
JB
$25,036
302
---
12/31/23
---
$82.90
2,195
16.0
D
R
1/5/24 - 4:15:56 pm
45
    
 
BRIGHT JILL
DIR
JB
$25,036
302
---
12/31/23
---
$82.90
2,199
15.9
D
R
1/5/24 - 4:14:12 pm
46
    
 
MENDONCA DENIS
CAO
JB
---
7,821
---
12/31/23
---
---
36,951
26.8
D
R
1/5/24 - 4:12:30 pm
47
    
 
HARRIS LAWRENCE E
DIR
JB
$25,036
302
---
12/31/23
---
$82.90
63,284
0.5
D
R
1/5/24 - 4:03:49 pm
48
    
 
NEMSER EARL H
VCB,DIR
JS
---
800
---
12/6/23
---
---
293,688
-0.3
D
R
12/8/23 - 4:11:19 pm
49
1y
195
27%
26%
1
BRODY PAUL JONATHAN
CFO,DIR
S
$178,039
2,201
---
11/7/23
$80.89
$81.32
---
All
I
R
11/9/23 - 4:02:28 pm
50
1y
195
27%
26%
1
BRODY PAUL JONATHAN
CFO,DIR
S
$824,619
10,283
11/3/23
11/6/23
$79.03
$80.27
2,201
-82.4
I
R
11/7/23 - 4:57:29 pm
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