[ad_1] Image source: The Motley Fool. Interactive Brokers Group, inc (NASDAQ:IBKR)Q3 2021 Earnings CallOct 19, 2021, 4:30 p.m. ET Contents: Prepared Remarks Questions and Answers Call Participants Prepared Remarks: Operator Good day and thank you for standing by. Welcome to the Interactive Brokers Group Third Quarter Financial Results Conference Call. At this time, all participants are in