Interactive Brokers Group, Inc. — Director's Dealing 2013

Jan 3, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Interactive Brokers Group, Inc. (IBKR)
CIK: 0001381197
Period of Report: 2012-12-31

Reporting Person: Frank Thomas AJ (Chief Information Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-12-31	Class A Common Stock	A	64752	—	Acquired	302446	Direct

Footnotes

F1: This represents a grant of restricted stock that will vest 10% on 5/9/2013 and 15% on each of the first six anniversaries of 5/9/2013.

F2: These shares represent the aggregate number of shares of restricted stock from awards granted under the 2007 Stock Incentive Plan since its inception, less vested shares that were sold for withholding tax purposes.