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Arphra AIPlain-English read on Interactive Brokers Group, Inc.’s valuationTransactions
13
4 buys · 9 sells
Bought
$9.09K
Open market
Sold
$32.73M
Open market
Net flow
−$32.72M
Buys − sells
Transactions
| Insider | Role | Action | Shares | Price | Value | Trade date | Filing |
|---|---|---|---|---|---|---|---|
| Conkling Lori A | director | Buy | 25 | $79.64 | $1.99K | May 01, 2026 | May 04, 2026 |
| Harris Lawrence E | director | Sell | 26,000 | $76.93 | $2M | Apr 28, 2026 | Apr 29, 2026 |
| Conkling Lori A | director | Buy | 25 | $68.38 | $1.71K | Apr 01, 2026 | Apr 02, 2026 |
| Conkling Lori A | director | Buy | 25 | $69.21 | $1.73K | Mar 02, 2026 | Mar 26, 2026 |
| Conkling Lori A | director | Buy | 50 | $73.21 | $3.66K | Feb 25, 2026 | Mar 26, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 20,469 | $75.75 | $1.55M | Jan 27, 2026 | Jan 28, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 39,731 | $75.07 | $2.98M | Jan 27, 2026 | Jan 28, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 60,882 | $75.83 | $4.62M | Jan 26, 2026 | Jan 28, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 30,817 | $76.72 | $2.36M | Jan 26, 2026 | Jan 28, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 3,101 | $77.98 | $241.82K | Jan 26, 2026 | Jan 28, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 60,065 | $78.14 | $4.69M | Jan 23, 2026 | Jan 26, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 84,935 | $77.65 | $6.6M | Jan 23, 2026 | Jan 26, 2026 |
| Nemser Earl H | director, officer: Vice Chairman | Sell | 100,000 | $76.81 | $7.68M | Jan 22, 2026 | Jan 26, 2026 |
By insider
- Nemser Earl H−$30.73Mdirector, officer: Vice Chairman0B · 8S
- Harris Lawrence E−$2Mdirector0B · 1S
- Conkling Lori A+$9.09Kdirector4B · 0S
Beneficial ownership filings
Schedule 13D / 13G — investors holding more than 5% of IBKR-US.
DB · acquisition_ownership8
| Filed | Reporting person | Form | Type | Aggregate owned | % Class | Sole voting | Shared voting | Citizenship | |
|---|---|---|---|---|---|---|---|---|---|
| Feb 14, 2024 | Orbis Investment Management Limited ("OIML"); Orbis Investment Management (U.S.) L.P. ("OIMUS") | — | FI, IA | — | +7.30% | 7.77M | 0 | — | SEC → |
| Feb 14, 2022 | 74-2961140 | — | IA | — | +5.28% | 0 | 5.19M | TEXAS | SEC → |
| Feb 14, 2022 | Brian Bares | — | IA, IN | — | +5.28% | 0 | 5.19M | TEXAS | SEC → |
| Feb 14, 2022 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC95-4575414 | — | IA | — | +8.85% | 4.54M | 4.01M | A California | SEC → |
| Feb 14, 2022 | Select Equity Group, L.P. | — | IA | — | +5.80% | 0 | 5.71M | Delaware | SEC → |
| Feb 14, 2022 | George S. Loening | — | HC, IN | — | +5.80% | 0 | 5.71M | Delaware | SEC → |
| Feb 10, 2022 | The Vanguard Group - 23-1945930 | — | IA | — | +8.00% | 0 | 40.04K | Pennsylvania For | SEC → |
| Feb 03, 2022 | (1) BlackRock, Inc. | — | HC | — | +7.50% | 7.16M | 0 | Delaware | SEC → |
Top 10 holders · 8 quarters
13F position evolutionNo 13F history in
institutional_holders for IBKR-US.