Explain this page
Arphra AIPlain-English read on Interactive Brokers Group, Inc.’s valuation○
No insider filings for this issuer
Insider buys and sells are sourced from SEC Form 4 filings, which cover US-listed issuers. We don't have Form 4 history for this name.
Transactions
0
0 buys · 0 sells
Bought
$0
Open market
Sold
$0
Open market
Net flow
+$0
Buys − sells
Transactions
| Insider | Role | Action | Shares | Price | Value | Trade date | Filing |
|---|---|---|---|---|---|---|---|
| No open-market insider activity in this window. | |||||||
By insider
- No data.
Beneficial ownership filings
Schedule 13D / 13G — investors holding more than 5% of IBKR-US.
DB · acquisition_ownership100
| Filed | Reporting person | Form | Type | Aggregate owned | % Class | Sole voting | Shared voting | Citizenship | |
|---|---|---|---|---|---|---|---|---|---|
| Apr 30, 2026 | Vanguard Capital Management | — | IA | — | +7.30% | 0 | 0 | PENNSYLVANIA | SEC → |
| Mar 27, 2026 | The Vanguard Group | — | IA | — | 0.00% | 0 | 0 | PENNSYLVANIA | SEC → |
| Oct 17, 2025 | BlackRock, Inc. | — | HC | — | +6.20% | 0 | 0 | DELAWARE | SEC → |
| Sep 08, 2025 | The Vanguard Group | — | IA | — | +11.40% | 3.53M | 3.53M | PENNSYLVANIA | SEC → |
| Feb 14, 2025 | ORBIS INVESTMENT MANAGEMENT LTD | — | FI | — | +4.80% | 0 | 0 | BERMUDA | SEC → |
| Feb 05, 2025 | BlackRock, Inc. | — | HC | — | +9.50% | 0 | 0 | DELAWARE | SEC → |
| 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 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC95-4575414 | — | IA | — | +8.85% | 4.54M | 4.01M | A California | SEC → |
| Feb 14, 2022 | George S. Loening | — | HC, IN | — | +5.80% | 0 | 5.71M | Delaware | SEC → |
| Feb 14, 2022 | Brian Bares | — | IA, IN | — | +5.28% | 0 | 5.19M | TEXAS | SEC → |
| Feb 14, 2022 | Select Equity Group, L.P. | — | IA | — | +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 → |
| Feb 16, 2021 | Brian Bares | — | IA, IN | — | +6.06% | 1.2K | 5.5M | — | SEC → |
| Feb 16, 2021 | 74-2961140 | — | IA | — | +6.05% | 0 | 5.5M | — | SEC → |
| Feb 11, 2021 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC95-4575414 | — | IA | — | +8.07% | 2.88M | 4.45M | A California | SEC → |
| Feb 10, 2021 | The Vanguard Group - 23-1945930 | — | IA | — | +7.85% | 0 | 0 | Pennsylvania | SEC → |
| Jan 29, 2021 | (1) BlackRock, Inc. | — | HC | — | +7.30% | 6.34M | 0 | Delaware | SEC → |
| Feb 14, 2020 | 74-2961140 | — | IA | — | +9.73% | 0 | 7.47M | TEXAS | SEC → |
| Feb 14, 2020 | Brian Bares | — | IA, IN | — | +9.82% | 63.09K | 7.47M | TEXAS | SEC → |
| Feb 13, 2020 | Virtus Investment Advisers, Inc.04-2453743 | — | IA | — | +5.17% | 0 | 3.97M | A California | SEC → |
| Feb 13, 2020 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC95-4575414 | — | IA | — | +7.57% | 1.84M | 3.97M | A California | SEC → |
| Feb 12, 2020 | The Vanguard Group - 23-1945930 | — | IA | — | +7.42% | 40.14K | 14.3K | Pennsylvania | SEC → |
| Feb 05, 2020 | (1) BlackRock, Inc. | — | HC | — | +8.80% | 6.46M | 0 | Delaware | SEC → |
| Jan 16, 2020 | Baillie Gifford & Co (Scottish partnership) | — | IA | — | +11.00% | 0 | 0 | SCOTLAND UK | SEC → |
| May 20, 2019 | Thomas Peterffy 2018 Revocable Trust | — | OO | — | +7.60% | 0 | 0 | Citizenship or Place of Organization | SEC → |
| May 20, 2019 | IBKR Member Holdings LLC | — | OO | — | +7.60% | 0 | 0 | Citizenship or Place of Organization | SEC → |
| May 20, 2019 | Interactive Brokers Group, Inc. | — | CO | — | +7.60% | 0 | 0 | Citizenship or Place of Organization | SEC → |
| May 20, 2019 | Thomas Peterffy | — | IN | — | +7.60% | 0 | 0 | Citizenship or Place of Organization | SEC → |
Showing 30 of 100 filings. All disclosures →
Top 10 holders · 8 quarters
13F position evolutionNo 13F history in
institutional_holders for IBKR-US.