2008 IBKR 10-K

Company

Interactive Brokers Group, Inc.

Filed

March 2, 2009

Period of Report

December 31, 2008

Accession Number

0001381197-09-000003

A 10-K is a company's comprehensive annual report, required by the SEC. It includes audited financial statements, a description of the business, risk factors, and management's discussion of results. Learn more about 10-K filings →