Peterffy William has filed 5 insider transactions across 1 company since December 2022.
Most recent transaction: a grant/award of 389 shares of Interactive Brokers Group, Inc. ($IBKR) on January 01, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 1, 2026 | Interactive Brokers Group, Inc. | $IBKR | Peterffy William | Not found | A | Class A common stock | 389 | $64.31 | 10,126.0000 | 446,528,983 | 4.00% | 0.00% |
| Dec. 31, 2025 | Interactive Brokers Group, Inc. | $IBKR | Peterffy William | Not found | A | Class A common stock | 389 | $64.31 | 9,737.0000 | 446,528,983 | 4.16% | 0.00% |
| Dec. 31, 2024 | Interactive Brokers Group, Inc. | $IBKR | Peterffy William | Not found | A | Class A common stock | 142 | $176.67 | 2,337.0000 | 438,145,440 | 6.47% | 0.00% |
| Dec. 31, 2023 | Interactive Brokers Group, Inc. | $IBKR | Peterffy William | Not found | A | Class A common stock | 302 | $82.90 | 2,195.0000 | 101,299,609 | 15.95% | 0.00% |
| Dec. 31, 2022 | Interactive Brokers Group, Inc. | $IBKR | Peterffy William | Director | A | Class A common stock | 346 | $72.35 | 1,893.0000 | 0 | 22.37% | 0.00% |