6 hedge funds and family offices disclose a IBKR position in their latest SEC 13F filing — combined $636.3M in market value.
| # | Investor | Fund | Shares | Value | % of Portfolio | Filed |
|---|---|---|---|---|---|---|
| 1 | Egerton Capital | Egerton Capital (UK) LLP | 6,939,581 | $446.3M | 4.85% | 2025-12-31 |
| 2 | Viking Global | Viking Global Investors LP | 1,394,329 | $93.5M | 0.26% | 2026-03-31 |
| 3 | Robert Vinall | RV Capital AG | 752,478 | $48.4M | 11.27% | 2025-12-31 |
| 4 | George Soros | Soros Fund Management LLC | 645,344 | $43.3M | 0.59% | 2026-03-31 |
| 5 | Ray Dalio | Bridgewater Associates LP | 72,337 | $4.9M | 0.02% | 2026-03-31 |
| 6 | Christopher Bloomstran | Semper Augustus Investments Group LLC | 107 | $7K | 0.00% | 2025-12-31 |
As of the latest 13F window, 6 tracked superinvestors hold IBKR. The largest disclosed position is Egerton Capital at $446.3M (4.9% of portfolio).
13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying IBKR, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.
Key takeaways
6 hedge funds and family offices disclose a IBKR position in their latest SEC 13F filing — combined $636.3M in market value.
| # | Investor | Fund | Shares | Value | % of Portfolio | Filed |
|---|---|---|---|---|---|---|
| 1 | Egerton Capital | Egerton Capital (UK) LLP | 6,939,581 | $446.3M | 4.85% | 2025-12-31 |
| 2 | Viking Global | Viking Global Investors LP | 1,394,329 | $93.5M | 0.26% | 2026-03-31 |
| 3 | Robert Vinall | RV Capital AG | 752,478 | $48.4M | 11.27% | 2025-12-31 |
| 4 | George Soros | Soros Fund Management LLC | 645,344 | $43.3M | 0.59% | 2026-03-31 |
| 5 | Ray Dalio | Bridgewater Associates LP | 72,337 | $4.9M | 0.02% | 2026-03-31 |
| 6 | Christopher Bloomstran | Semper Augustus Investments Group LLC | 107 | $7K | 0.00% | 2025-12-31 |
As of the latest 13F window, 6 tracked superinvestors hold IBKR. The largest disclosed position is Egerton Capital at $446.3M (4.9% of portfolio).
13F filings are due 45 days after each quarter end and capture long-equity positions held by U.S. institutional managers with $100M+ AUM. Use this page to see exactly who is buying IBKR, how concentrated each position is, and the implied conviction level relative to the rest of each investor's book.
Key takeaways
