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Earl Nemser

Track

Insider profile

Currently holds a position at Interactive Brokers Group Inc

Performance

Overall performance
2.7
Performance over holding periods
2.7
30 days 90 days 120 days
Average return 1% 8.2% 15.1%
Success rate 70% 68% 82%
Transactions
53 0% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Independent Vice Chairman of the Board Interactive Brokers Group Inc Nov. 1, 2016 -
Earl Nemser's trades of Interactive Brokers Group Inc's stock


Subscribe to get access to the transaction volume chart and in-chart transaction details
• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-01-28 2026-01-27
S Sale
38,579 +24.2%
334.54
US$3,720,853 		38,579 +24.2% 334.54 US$3,720,853
2026-01-28 2026-01-27
S Sale
42,900 -21.6%
66.41
US$2,809,005 		42,900 -21.6% 66.41 US$2,809,005
2026-01-28 2026-01-26
S Sale
8,628 +46.6%
231.88
US$2,406,091 		8,628 +46.6% 231.88 US$2,406,091
2026-01-28 2026-01-26
S Sale
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
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
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
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
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
400,000
75.80
US$30,320,000 		400,000 75.80 US$30,320,000
2025-08-15 2025-08-14
S Sale
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
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
200 -0.0%
67.20
US$13,440 		200 -0.0% 67.20 US$13,440
2025-08-14 2025-08-13
S Sale
2,400 -0.5%
66.77
US$160,248 		2,400 -0.5% 66.77 US$160,248
2025-08-14 2025-08-13
S Sale
200 -0.0%
66.09
US$13,218 		200 -0.0% 66.09 US$13,218
2025-08-14 2025-08-13
S Sale
200 -0.0%
64.19
US$12,838 		200 -0.0% 64.19 US$12,838
2025-08-14 2025-08-13
S Sale
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
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
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
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
2,641 -0.4%
65.94
US$174,148 		2,641 -0.4% 65.94 US$174,148
2025-08-12 2025-08-08
S Sale
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
441 -0.1%
64.35
US$28,378 		441 -0.1% 64.35 US$28,378
2025-08-08 2025-08-07
S Sale
12,400 -1.8%
63.94
US$792,856 		12,400 -1.8% 63.94 US$792,856
2025-08-08 2025-08-06
S Sale
200 -0.0%
64.16
US$12,832 		200 -0.0% 64.16 US$12,832
2025-08-08 2025-08-06
S Sale
12,641 -1.8%
63.47
US$802,324 		12,641 -1.8% 63.47 US$802,324
2025-08-06 2025-08-05
S Sale
1,800 -0.3%
64.84
US$116,712 		1,800 -0.3% 64.84 US$116,712
2025-08-06 2025-08-05
S Sale
11,041 -1.5%
63.64
US$702,649 		11,041 -1.5% 63.64 US$702,649
2025-08-06 2025-08-04
S Sale
12,841 -1.8%
64.54
US$828,758 		12,841 -1.8% 64.54 US$828,758
2025-08-04 2025-08-01
S Sale
1,000 -0.1%
65.66
US$65,660 		1,000 -0.1% 65.66 US$65,660
2025-08-04 2025-08-01
S Sale
3,200 -0.4%
64.71
US$207,072 		3,200 -0.4% 64.71 US$207,072
2025-08-04 2025-08-01
S Sale
7,441 -1.0%
63.94
US$475,778 		7,441 -1.0% 63.94 US$475,778
2025-08-04 2025-08-01
S Sale
1,200 -0.2%
62.79
US$75,348 		1,200 -0.2% 62.79 US$75,348
2025-08-04 2025-07-31
S Sale
2,200 -0.3%
66.71
US$146,762 		2,200 -0.3% 66.71 US$146,762
2025-08-04 2025-07-31
S Sale
12,441 -1.6%
66.18
US$823,345 		12,441 -1.6% 66.18 US$823,345
2025-08-01 2025-07-30
S Sale
7,400 -2.0%
66.64
US$493,136 		7,400 -2.0% 66.64 US$493,136
2025-08-01 2025-07-30
S Sale
32,386 -8.1%
66.32
US$2,147,840 		32,386 -8.1% 66.32 US$2,147,840
2025-07-30 2025-07-28
S Sale
100 -0.0%
65.90
US$6,590 		100 -0.0% 65.90 US$6,590
2025-08-28 2025-07-26
PrS Proposed sale
400,000
61.79
US$24,716,000 		400,000 61.79 US$24,716,000
2024-02-23 2024-02-22
S Sale
5,000 -4.4%
107.01
US$535,050 		5,000 -4.4% 107.01 US$535,050
2024-02-23 2024-02-21
S Sale
5,000 -4.2%
104.86
US$524,300 		5,000 -4.2% 104.86 US$524,300
2024-02-20 2024-02-16
S Sale
2,094 -1.7%
106.01
US$221,985 		2,094 -1.7% 106.01 US$221,985
2024-02-20 2024-02-16
S Sale
2,906 -2.3%
105.35
US$306,147 		2,906 -2.3% 105.35 US$306,147
2024-02-20 2024-02-15
S Sale
4,000 -3.1%
104.92
US$419,680 		4,000 -3.1% 104.92 US$419,680
2024-02-20 2024-02-15
S Sale
500 -0.4%
103.57
US$51,785 		500 -0.4% 103.57 US$51,785
2024-02-20 2024-02-15
S Sale
3,400 -2.6%
102.83
US$349,622 		3,400 -2.6% 102.83 US$349,622