Institutional Ownership
Interactive Brokers Group In
CUSIP 45841N107COM CL AIBKRQ1 2026
Insider Transactions
63
Form 4 lines on record
Reporting Insiders
11
Distinct officers & directors
90d Buys
50
Open-market purchase shares
90d Sells
0
Open-market sale shares
Insider Transactions — Form 4
63 reported transactions
| # | Date | Insider | Title | Type | Shares | Price | Value | Held After | Filing |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Jul 1, 2026 | Conkling Lori A | Director | P · Buy | 25 | $88.03 | $2.2K | 2.5K | SEC |
| 2 | Jun 1, 2026 | Conkling Lori A | Director | P · Buy | 25 | $86.10 | $2.2K | 2.5K | SEC |
| 3 | May 8, 2026 | Brody Paul Jonathan | Chief Financial Officer | F · Tax | 82.9K | $84.42 | $7.00M | 2.86M | SEC |
| 4 | May 8, 2026 | Mendonca Denis | Chief Accounting Officer | F · Tax | 11.2K | $84.42 | $941.9K | 145.1K | SEC |
| 5 | May 8, 2026 | Galik Milan | Chief Executive Officer | F · Tax | 255.0K | $84.42 | $21.53M | 3.22M | SEC |
| 6 | May 8, 2026 | Frank Thomas Aj | Executive Vice President | F · Tax | 31.7K | $84.42 | $2.68M | 251.5K | SEC |
| 7 | May 8, 2026 | Nemser Earl H | Vice Chairman | F · Tax | 22.5K | $84.42 | $1.90M | 429.3K | SEC |
| 8 | May 1, 2026 | Conkling Lori A | Director | P · Buy | 25 | $79.64 | $2.0K | 2.5K | SEC |
| 9 | Apr 28, 2026 | Harris Lawrence E | Director | S · Sell | 26.0K | $76.93 | $2.00M | 173.5K | SEC |
| 10 | Apr 1, 2026 | Conkling Lori A | Director | P · Buy | 25 | $68.38 | $1.7K | 2.4K | SEC |
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