Interactive Brokers Group, Inc.
IBKR- Exchange
- Nasdaq
- Industry
- Security Brokers, Dealers & Flotation Companies
- SEC CIK
- 0001381197
In the last 90 days, Interactive Brokers Group, Inc. insiders filed 2 open-market purchases and 0 sales; 1,119 institutions reported holding it in 13F filings for Q2 2026, worth $33.7B in total; 3 superinvestors hold it, including Viking Global Investors and Lone Pine Capital.
13F holders, Q1 2021
Institutional positions in Interactive Brokers Group, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 320
- No complete 13F data for Q4 2020
- Shares held
- 79.2M
- No complete 13F data for Q4 2020
- Total value
- $5.79B
- No complete 13F data for Q4 2020
Holders and value by quarter
Institutions reporting IBKR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,119 | $33.7B |
| Q1 2026 | 1,001 | $25.4B |
| Q4 2025 | 980 | $24.7B |
| Q3 2025 | 913 | $26.1B |
| Q2 2025 | 802 | $20.9B |
| Q1 2025 | 746 | $15.7B |
| Q4 2024 | 710 | $16.6B |
| Q3 2024 | 587 | $12.9B |
| Q2 2024 | 548 | $11.4B |
| Q1 2024 | 494 | $10.6B |
| Q4 2023 | 456 | $7.72B |
| Q3 2023 | 436 | $8.08B |
| Q2 2023 | 424 | $7.61B |
| Q1 2023 | 433 | $7.58B |
| Q4 2022 | 402 | $6.67B |
| Q3 2022 | 339 | $5.90B |
| Q2 2022 | 345 | $4.78B |
| Q1 2022 | 347 | $5.73B |
| Q4 2021 | 339 | $6.80B |
| Q3 2021 | 309 | $5.12B |
| Q2 2021 | 319 | $5.28B |
| Q1 2021 | 320 | $5.79B |
Institutions, Q1 2021
Shares, value and share of portfolio for each institution holding Interactive Brokers Group, Inc..
Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citadel Advisors LLC | 810,478 | $59.2M | 0.06% | – | – |
| 1832 Asset Management L.P. | 838,639 | $60.9M | 0.13% | – | – |
| Bronte Capital Management Pty Ltd. | 853,951 | $62.4M | 10.92% | – | – |
| Goldman Sachs Group Inc | 857,259 | $62.6M | 0.02% | – | – |
| Antipodes Partners Ltd | 908,892 | $66.4M | 2.69% | – | – |
| Geode Capital Management, LLC | 967,687 | $70.7M | 0.01% | – | – |
| Wells Fargo & Company | 1,143,793 | $83.5M | 0.02% | – | – |
| Thunderbird Partners LLP | 1,151,757 | $84.1M | 7.09% | – | – |
| Samlyn Capital, LLC | 1,513,192 | $110.5M | 1.64% | – | – |
| Jarislowsky, Fraser Ltd | 1,612,832 | $117.8M | 0.58% | – | – |
| Ancient Art, L.P. | 1,787,973 | $130.6M | 12.87% | – | – |
| State Street Corp | 1,795,373 | $131.1M | 0.01% | – | – |
| Select Equity Group, L.P. | 2,369,842 | $173.1M | 0.63% | – | – |
| Cantillon Capital Management LLC | 2,397,278 | $175.1M | 1.27% | – | – |
| Baillie Gifford & Co | 4,113,068 | $300.4M | 0.17% | – | – |
| Bares Capital Management, Inc. | 5,439,955 | $397.3M | 7.43% | – | – |
| BlackRock Inc. | 6,862,263 | $501.2M | 0.01% | – | – |
| Vanguard Group Inc | 6,978,685 | $509.7M | 0.01% | – | – |
| Kayne Anderson Rudnick Investment Management LLC | 8,393,971 | $613.1M | 1.64% | – | – |
| Greenwich Wealth Management LLC | 8,780,173 | $641.3M | 51.21% | – | – |