StockCIK 1381197
Interactive Brokers Group, Inc. (IBKR): Insider Trades and Fund Holdings
In the past 12 months, Interactive Brokers Group, Inc. insiders reported 2 open-market purchases worth $4K and 0 sales worth $0.
2Insider buys, 12 months
$4KBought by insiders, 12 months
$0Sold by insiders, 12 months
5Tracked funds holding
Recent insider trades
Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 5, 2026.
| Filed | Insider | Type | Value |
|---|---|---|---|
| Oct 5 | Lori A. ConklingDirector | ▲ BUY10b5-1 | $2K |
| Sep 2 | Lori A. ConklingDirector | ▲ BUY10b5-1 | $2K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings
Insiders who traded in the past year
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Lori A. Conkling | Director | 2 | $4K | 0 | $0 |
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Tracked funds that report IBKR
From each fund's latest 13F. Holdings are as of quarter end and are filed up to 45 days later.
| Fund | Shares | Value | Change |
|---|---|---|---|
| Viking Global Investors | 4,830,748 | $420.5M | ▲ +246.5% |
| Lone Pine Capital | 577,666 | $50.3M | ▲ New |
| Soros Fund Management | 151,470 | $13.2M | ▼ −76.5% |
| Renaissance Technologies | 63,900 | $5.56M | ▼ −86.2% |
| Bridgewater Associates | 42,076 | $3.66M | ▼ −41.8% |
Source: SEC Form 13F-HR filings, retrieved Oct 28, 2026. How we read filings
Reading these numbers
Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →