William Peterffy
CIK: 0001812281
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)0 (0.0%)
Position reduction
Option Exercises (M)0 (0.0%)
Derivative conversions
Awards (A)3 (100.0%)
Compensation grants
Other (G, F, J, C, D, …)0 (0.0%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
IBKR
Interactive Brokers Group, Inc.
Director
Discretionary Trading P&L
Holdings
Transaction History (3 total)
- Jan 1, 2026IBKR
Interactive Brokers Group, Inc.
Award(A)Direct389 shares at avg. $64.31$25K - Dec 31, 2025IBKR
Interactive Brokers Group, Inc.
Award(A)Direct389 shares at avg. $64.31$25K - Dec 31, 2024IBKR
Interactive Brokers Group, Inc.
Award(A)Direct142 shares at avg. $176.67$25K
1-3 of 3 transactions
About Peterffy William
Peterffy William (SEC CIK 0001812281) files insider reports with the SEC as Director of Interactive Brokers Group, Inc. (IBKR).
Signal8 holds 3 ownership filings by Peterffy William, all Form 4s, filed between Jan 7, 2025 and Jan 26, 2026. Those filings report 3 transactions, from Dec 31, 2024 to Jan 1, 2026. Signal8's Form 4 history starts in Sep 2024.
The business address on Peterffy William's filings is in GREENWICH, CT.
Recent filings by Peterffy William
Other insiders filing for Interactive Brokers Group, Inc. (IBKR)
- Conkling Lori A, Director
- Harris Lawrence E, Director
- Nemser Earl H, Vice Chairman
- Brody Paul Jonathan, Chief Financial Officer
- Mendonca Denis, Chief Accounting Officer
- Galik Milan, Chief Executive Officer